EXECUTION COPY

SERVICING AGREEMENT

THIS SERVICING AGREEMENT (this “Agreement”) dated as of June 1, 2006, among Wells Fargo Bank, N.A., successor by merger to Wells Fargo Home Mortgage, Inc. (the “Servicer” or the “Company”) and U.S. Bank National Association, as Trustee for the holders of the certificates issued by MASTR Asset Securitization Trust 2006-2 (including its successors in interest and any successor trustee under the Pooling Agreement defined below, the “Trustee”).

In consideration of mutual promises contained herein, the parties hereto agree that the Servicer shall service certain mortgage loans (the “Serviced Loans”) listed on Attachment 1 hereto (the “Loan Schedule”), for the benefit of the Trustee pursuant to the provisions of that certain Seller’s Warranties and Servicing Agreement, dated as of November 1, 2005 between UBS Real Estate Securities Inc. (the “Purchaser”) and the Company (the “Servicing Agreement”), as modified in accordance with the terms of this Agreement. Capitalized terms used herein but not defined shall have the meanings ascribed to them in the Servicing Agreement.

Section 1.01 The Servicer warrants and represents to, and covenants with, the Trustee as of the date hereof:

(i)

Attached hereto as Attachment 2 is a true and accurate copy of the Servicing Agreement, and the Servicing Agreement is in full force and effect as of the date hereof and its provisions have not been waived, amended or modified in any respect, nor has any notice of termination been given thereunder;

(ii)

Servicer is a national banking association, validly existing and in good standing under the laws of the United States, and has all requisite power and authority to perform its obligations under the Servicing Agreement;

(iii)

Servicer has full power and authority to execute, deliver and perform its obligations under this Agreement, and to consummate the transactions set forth herein. The consummation of the transactions contemplated by this Agreement is in the ordinary course of Servicer’s business and will not conflict with, or result in a breach of, any of the terms, conditions or provisions of Servicer’s articles of association or by-laws or any legal restriction, or any material agreement or instrument to which Servicer is now a party or by which it is bound, or result in the violation of any law, rule, regulation, order, judgment or decree to which Servicer or its property is subject. The execution, delivery and performance by Servicer of this Agreement and the consummation by it of the transactions contemplated hereby, have been duly authorized by all necessary action on the part of Servicer. This Agreement has been duly executed and delivered by Servicer, and, upon the due authorization, execution and delivery by Servicer and Trustee, will constitute the valid and legally binding obligation of Servicer, enforceable against Servicer in accordance with its terms except as enforceability may be limited by the effect of insolvency, liquidation, conservatorship and other similar laws administered by the Federal Deposit Insurance Corporation affecting the enforcement of contract obligations of insured banks;

(iv)

No consent, approval, order or authorization of, or declaration, filing or registration with, any governmental entity is required to be obtained or made by Servicer in connection with the execution, delivery or performance by Servicer of this Agreement, or the consummation by it of the transactions contemplated hereby; and

(v)

There is no action, suit, proceeding or investigation pending or threatened against the Servicer, before any court, administrative agency or other tribunal, which would draw into question the validity of this Agreement or the Servicing Agreement, or which, either in any one instance or in the aggregate, would result in any material adverse change in the ability of the Servicer to perform its obligations under this Agreement or the Servicing Agreement. The Servicer is solvent.

Section 2.01

The Servicer hereby recognizes that the Serviced Loans have been previously transferred to the Trustee in a securitization transaction pursuant to a Pooling and Servicing Agreement, dated as of May 1, 2006 (the “Pooling Agreement”), among the Purchaser, Mortgage Asset Securitization Transactions, Inc., the Trustee and Wells Fargo Bank, N.A., as master servicer (the “Master Servicer”), trust administrator (the “Trust Administrator”) and as custodian. From and after the date hereof, the Servicer acknowledges and agrees that (A) the Trustee will be the owner of the Serviced Loans on behalf of MASTR Asset Securitization Trust 2006-2 (the “Trust”), and Wells Fargo Bank, N.A., will be the Master Servicer, Trust Administrator and custodian of the Serviced Loans, (B) the Servicer shall look solely to the Trustee and the Trust Administrator, on behalf of the Trust, for performance of any obligations of the Purchaser insofar as they relate to the Serviced Loans and (C) the Serviced Loans will be part of a “real estate mortgage investment conduit” within the meaning of Section 860D of the Code (the “REMIC”), and the Servicer shall service the Serviced Loans and any real property acquired upon default thereof (including, without limitation, making or permitting any modification, waiver or amendment of any term of any Mortgage Loan) in accordance with the Servicing Agreement but in no event in a manner that would (i) cause the REMIC to fail to qualify as a REMIC or (ii) result in the imposition of a tax upon the REMIC (including but not limited to the tax on prohibited transactions as defined in Section 860F(a)(2) of the Code, the tax on contributions to a REMIC set forth in Section 860G(d) of the Code, and the tax on “net income from foreclosure property” as set forth in Section 860G(c) of the Code). It is the intention of the Servicer and the Trustee that this Agreement shall be binding upon and for the benefit of the respective successors and assigns of the parties hereto. The Servicer shall not amend or agree to amend, modify, waive, or otherwise alter any of the terms or provisions of the Servicing Agreement which amendment, modification, waiver or other alteration would in any way affect the Serviced Loans without the prior written consent of the Trustee.

Section 3.01

Only insofar as it relates to the Serviced Loans, the parties hereto hereby amend the Servicing Agreement as follows:

(i)

The following phrase is added immediately following the second sentence of the first paragraph of Section 4.04:

“and such Custodial Account shall also be an Eligible Account.”

(ii)

The following definition is added to Article I of the Servicing Agreement immediately following the definition of “LPMI Policy”:

Master Servicer: With respect to any Securitization Transaction, the “master servicer,” if any, identified in the related transaction documents.

(iii)

The following definition is added to Article I of the Servicing Agreement immediately following the definition of “Due Period”:

Eligible Account: Any of (i) an account or accounts maintained with a federal or state chartered depository institution or trust company the short-term unsecured debt obligations of which (or, in the case of a depository institution or trust company that is the principal subsidiary of a holding company, the debt obligations of such holding company) have the highest short-term ratings of each Rating Agency at the time any amounts are held on deposit therein, or (ii) an account or accounts in a depository institution or trust company in which such accounts are insured by the FDIC (to the limits established by the FDIC) and the uninsured deposits in which accounts are otherwise secured such that, as evidenced by an Opinion of Counsel delivered to the Trustee, the Trust Administrator and to each Rating Agency, the Certificateholders have a claim with respect to the funds in such account or a perfected first priority security interest against any collateral (which shall be limited to Permitted Investments) securing such funds that is superior to claims of any other depositors or creditors of the depository institution or trust company in which such account is maintained, or (iii) a non-interest bearing segregated trust account or accounts maintained with (a) the trust department of a federal or state chartered depository institution or (b) a trust company, acting in its fiduciary capacity or (iv) any other account acceptable to each Rating Agency. Eligible Accounts may bear interest, and may include, if otherwise qualified under this definition, accounts maintained with the Trustee.

(iv)

The definition of “Remittance Date” is hereby deleted in its entirety and replaced by the following:

Remittance Date: The 18^th day (or if such 18^th day is not a Business Day, the first Business Day immediately preceding) of any month, beginning with the First Remittance Date.

(v)

The second paragraph of Section 5.01 (“Remittances”) of the Servicing Agreement is hereby deleted in its entirety and replaced by the following:

With respect to any remittance received by the Purchaser after the Business Day on which such payment was due, the Company shall pay to the Purchaser interest on any such late payment at an annual rate equal to the Prime Rate, adjusted as of the date of each change, plus three percentage points, but in no event greater than the maximum amount permitted by applicable law. Such interest shall be deposited in the Custodial Account by the Company on the date such late payment is made and shall cover the period commencing with the Business Day on which such payment was due and ending with the Business Day on which such payment is made, both inclusive. Such interest shall be remitted along with the distribution payable on the next succeeding Remittance Date. The payment by the Company of any such interest shall not be deemed an extension of time for payment or a waiver of any Event of Default by the Company.

(vi)

Section 4.26 of the Servicing Agreement is hereby deleted in its entirety and replaced with the following:

Section 4.26. Use of Subservicers and Subcontractors.

The Company shall not hire or otherwise utilize the services of any Subservicer to fulfill any of the obligations of the Company as servicer under this Agreement or any Reconstitution Agreement unless the Company complies with the provisions of paragraph (a) of this Section. The Company shall not hire or otherwise utilize the services of any Subcontractor, and shall not permit any Subservicer to hire or otherwise utilize the services of any Subcontractor, to fulfill any of the obligations of the Company as servicer under this Agreement or any Reconstitution Agreement unless the Company complies with the provisions of paragraph (b) of this Section.

(a)

It shall not be necessary for the Company to seek the consent of the Purchaser, any Master Servicer or any Depositor to the utilization of any Subservicer. The Company shall cause any Subservicer used by the Company (or by any Subservicer) for the benefit of the Purchaser and any Depositor to comply with the provisions of this Section 4.26 and with Sections 6.04, 6.06, 9.01(e)(iii), 9.01(e)(v) and 9.01(e)(vi) of this Agreement to the same extent as if such Subservicer were the Company, and to provide the information required with respect to such Subservicer under Section 9.01(e)(iv) of this Agreement. The Company shall be responsible for obtaining from each Subservicer and delivering to the Purchaser and any Depositor any servicer compliance statement required to be delivered by such Subservicer under Section 6.04, any assessment of compliance and attestation required to be delivered by such Subservicer under Section 6.06 and any certification required to be delivered to the Person that will be responsible for signing the Sarbanes Certification under Section 6.06 as and when required to be delivered.

(b)

It shall not be necessary for the Company to seek the consent of the Purchaser, any Master Servicer or any Depositor to the utilization of any Subcontractor. The Company shall promptly upon request provide to the Purchaser, any Master Servicer and any Depositor (or any designee of the Depositor, such as an administrator) a written description (in form and substance satisfactory to the Purchaser, such Depositor and such Master Servicer) of the role and function of each Subcontractor utilized by the Company or any Subservicer, specifying (i) the identity of each such Subcontractor, (ii) which (if any) of such Subcontractors are “participating in the servicing function” within the meaning of Item 1122 of Regulation AB, and (iii) which elements of the Servicing Criteria will be addressed in assessments of compliance provided by each Subcontractor identified pursuant to clause (ii) of this paragraph.

As a condition to the utilization of any Subcontractor determined to be “participating in the servicing function” within the meaning of Item 1122 of Regulation AB, the Company shall cause any such Subcontractor used by the Company (or by any Subservicer) for the benefit of the Purchaser and any Depositor to comply with the provisions of Sections 6.06 and 9.01(f) of this Agreement to the same extent as if such Subcontractor were the Company. The Company shall be responsible for obtaining from each Subcontractor and delivering to the Purchaser and any Depositor any assessment of compliance and attestation and the other certifications required to be delivered by such Subservicer and such Subcontractor under Section 6.06, in each case as and when required to be delivered.

(vii)

Section 5.02 (“Statements to the Purchaser”) of the Servicing Agreement is hereby deleted in its entirety and replaced by the following:

On or before the tenth calendar day of each month (or if such day is not a Business Day, the immediately preceding Business Day), the Company shall furnish to the Purchaser or its designee a delinquency report in the form set forth in Exhibit J-1, a monthly remittance advice in the form set forth in Exhibit J-2, and a realized loss report in the form set forth in Exhibit J-3, each in a mutually agreeable electronic format, as to the latest Due Period, together with such other information with respect to the Mortgage Loans as the Purchaser may reasonably require to allocate distributions made pursuant to this Agreement and to provide appropriate statements in connection therewith.

(viii) Exhibits J-1, J-2 and J-3 to the Servicing Agreement are hereby added immediately following Exhibit I, substantially in the form of Attachment 3 to this Agreement.

(ix) Exhibit E to the Servicing Agreement is hereby deleted in its entirety and replaced by a new Exhibit E, substantially in the form of Attachment 4 to this Agreement.

(x)

Section 6.04 to the Servicing Agreement is hereby deleted in its entirety and replaced with the following:

Section 6.04

Servicer Compliance Statement.

On or before March 1 of each calendar year, commencing in 2007, the Company shall deliver to the Master Servicer a statement of compliance addressed to the Master Servicer and signed by an authorized officer of the Company, to the effect that (i) a review of the Company’s activities during the immediately preceding calendar year (or applicable portion thereof) and of its performance under this Agreement and any applicable Reconstitution Agreement during such period has been made under such officer’s supervision, and (ii) to the best of such officers’ knowledge, based on such review, the Company has fulfilled all of its obligations under this Agreement and any applicable Reconstitution Agreement in all material respects throughout such calendar year (or applicable portion thereof) or, if there has been a failure to fulfill any such obligation in any material respect, specifically identifying each such failure known to such officer and the nature and the status thereof.

(xi)

Section 6.05 to the Servicing Agreement is hereby deleted in its entirety.

(xii)

Section 6.06 to the Servicing Agreement is hereby deleted in its entirety and replaced with the following:

Section 6.06

Report on Assessment of Compliance and Attestation.

(a)

On or before March 1 of each calendar year, commencing in 2007, the Company shall:

(i)

deliver to the Master Servicer a report (in form and substance reasonably satisfactory to the Master Servicer) regarding the Company’s assessment of compliance with the Servicing Criteria during the immediately preceding calendar year, as required under Rules 13a-18 and 15d-18 of the Exchange Act and Item 1122 of Regulation AB. Such report shall be addressed to the Master Servicer and signed by an authorized officer of the Company, and shall address each of the “Applicable Servicing Criteria” specified on Exhibit G hereto (or those servicing Criteria otherwise mutually agreed to by the Purchaser and the Company and any Person that will be responsible for signing any Sarbanes Certification with respect to a Securitization Transaction in response to evolving interpretations of Regulation AB);

(ii)

deliver to the Master Servicer a report of a registered public accounting firm reasonably acceptable to the Master Servicer that attests to, and reports on, the assessment of compliance made by the Company and delivered pursuant to the preceding paragraph. Such attestation shall be in accordance with Rules 1-02(a)(3) and 2-02(g) of Regulation S-X under the Securities Act and the Exchange Act;

(iii)

cause each Subservicer, and each Subcontractor determined by the Company pursuant to Section 4.26(ii) to be “participating in the servicing function” within the meaning of Item 1122 of Regulation AB and deliver to the Master Servicer an assessment of compliance and accountants’ attestation as and when provided in paragraphs (i) and (ii) of this Section 6.06; and

(iv)

deliver, and cause each Subservicer and Subcontractor described in clause (iii) to deliver, to the Master Servicer and any other Person that will be responsible for signing the certification (a “Sarbanes Certification”) required by Rules 13a-14(d) and 15d-14(d) under the Exchange Act (pursuant to Section 302 of the Sarbanes-Oxley Act of 2002) on behalf of an asset-backed issuer with respect to a Securitization Transaction a certification, signed by the appropriate officer of the Company, in the form attached hereto as Exhibit H.

The Company acknowledges that the parties identified in clause (a)(iv) above may rely on the certification provided by the Company pursuant to such clause in signing a Sarbanes Certification and filing such with the Commission.

(b)

Each assessment of compliance provided by a Subservicer pursuant to Section 6.06(a)(i) shall address each of the Applicable Servicing Criteria specified on a certification substantially in the form of Exhibit G hereto delivered to the Purchaser concurrently with the execution of this Agreement or, in the case of a Subservicer subsequently appointed as such, on or prior to the date of such appointment. An assessment of compliance provided by a Subcontractor pursuant to Section 6.06(a)(iii) need not address any elements of the Servicing Criteria.

(xiii)

Section 6.07 of the Servicing Agreement is hereby deleted in its entirety and replaced with the following:

Section 6.07 Remedies

(i)

Any failure by the Company, any Subservicer or any Subcontractor to deliver any information, report, certification, accountants’ letter or other material when and as required under Article IX, Sections 6.04 or 6.06, or any breach by the Company of a representation or warranty set forth in Section 9.01(e)(iv)(A) or in a writing furnished pursuant to Section 9.01(e)(iv)(B) and made as of a date prior to the closing date of the related Securitization Transaction, to the extent that such breach is not cured by such closing date, or any breach by the Company of a representation or warranty in a writing furnished pursuant to Section 9.01(e)(iv)(B) to the extent made as of a date subsequent to such closing date, shall, except as provided in clause (ii) of this paragraph, immediately and automatically, without notice or grace period, constitute an Event of Default with respect to the Company under this Agreement and any applicable Reconstitution Agreement, and shall entitle the Purchaser or any Depositor, as applicable, in its sole discretion to terminate the rights and obligations of the Company as servicer under this Agreement and/or any applicable Reconstitution Agreement without payment (notwithstanding anything in this Agreement or any applicable Reconstitution Agreement to the contrary) of any compensation to the Company (and if the Company is servicing any of the Mortgage Loans in a Securitization Transaction, appoint a successor servicer reasonably acceptable to any Master Servicer for such Securitization Transaction); provided that to the extent that any provision of this Agreement and/or any applicable Reconstitution Agreement expressly provides for the survival of certain rights or obligations following termination of the Company as servicer, such provision shall be given effect.

(ii)

Any failure by the Company, any Subservicer or any Subcontractor to deliver any information, report, certification or accountants’ letter when and as required under Section 6.04 or 6.06, including (except as provided below) any failure by the Company to identify pursuant to Section 4.26(ii) any Subcontractor “participating in the servicing function” within the meaning of Item 1122 of Regulation AB, which continues unremedied for ten calendar days after the date on which such information, report, certification or accountants’ letter was required to be delivered shall constitute an Event of Default with respect to the Company under this Agreement and any applicable Reconstitution Agreement, and shall entitle the Purchaser, any Master Servicer or any Depositor, as applicable, in its sole discretion to terminate the rights and obligations of the Company as servicer under this Agreement and/or any applicable Reconstitution Agreement without payment (notwithstanding anything in this Agreement to the contrary) of any compensation to the Company; provided that to the extent that any provision of this Agreement and/or any applicable Reconstitution Agreement expressly provides for the survival of certain rights or obligations following termination of the Company as servicer, such provision shall be given effect.

Neither the Purchaser nor any Depositor shall be entitled to terminate the rights and obligations of the Company pursuant to this subparagraph (b)(ii) if a failure of the Company to identify a Subcontractor “participating in the servicing functions” within the meaning of Item 1122 of Regulation AB was attributable solely to the role or functions of such Subcontractor with respect to mortgage loans other than the Mortgage Loans.

(iii)

The Company shall promptly reimburse the Purchaser (or any designee of the Purchaser), any Master Servicer and any Depositor, as applicable, for all reasonable expenses incurred by the Purchaser (or such designee) or such Depositor, as such are incurred, in connection with the termination of the Company as servicer and the transfer of servicing of the Mortgage Loans to a successor servicer. The provisions of this paragraph shall not limit whatever rights the Purchaser or any Depositor may have under other provisions of this Agreement and/or any applicable Reconstitution Agreement or otherwise, whether in equity or at law, such as an action for damages, specific performance or injunctive relief.

(xiv)

Section 9.01(e) of the Servicing Agreement is hereby deleted in its entirety and replaced with the following:

Section 9.01(e)

In connection with any Securitization Transaction the Company shall (i) within five (5) Business Days following request by the Purchaser or any Depositor, provide to the Purchaser and such Depositor (or, as applicable, cause each Subservicer to provide), in writing and in form and substance reasonably satisfactory to the Purchaser and such Depositor, the information and materials specified in paragraphs (iii), (vii) and (viii) of this Section, and (ii) as promptly as practicable following notice to or discovery by the Company, provide to the Purchaser and any Depositor (in writing and in form and substance reasonably satisfactory to the Purchaser and such Depositor) the information specified in paragraph (iv) of this Section.

(i)

[Reserved]

(ii)

[Reserved]

(iii)

If so requested by the Purchaser or any Depositor, the Company shall provide such information regarding the Company, as servicer of the Mortgage Loans, and each Subservicer (each of the Company and each Subservicer, for purposes of this paragraph, a “Servicer”), as is requested for the purpose of compliance with Items 1108, 1117 and 1119 of Regulation AB. Such information shall include, at a minimum:

(A)

the Servicer’s form of organization;

(B)

a description of how long the Servicer has been servicing residential mortgage loans; a general discussion of the Servicer’s experience in servicing assets of any type as well as a more detailed discussion of the Servicer’s experience in, and procedures for, the servicing function it will perform under this Agreement and any Reconstitution Agreements; information regarding the size, composition and growth of the Servicer’s portfolio of residential mortgage loans of a type similar to the Mortgage Loans and information on factors related to the Servicer that may be material, in the good faith judgment of the Purchaser or any Depositor, to any analysis of the servicing of the Mortgage Loans or the related asset-backed securities, as applicable, including, without limitation:

(1)

whether any prior securitizations of mortgage loans of a type similar to the Mortgage Loans involving the Servicer have defaulted or experienced an early amortization or other performance triggering event because of servicing during the three-year period immediately preceding the related Securitization Transaction;

(2)

the extent of outsourcing the Servicer utilizes;

(3)

whether there has been previous disclosure of material noncompliance with the applicable servicing criteria with respect to other securitizations of residential mortgage loans involving the Servicer as a servicer during the three-year period immediately preceding the related Securitization Transaction;

(4)

whether the Servicer has been terminated as servicer in a residential mortgage loan securitization, either due to a servicing default or to application of a servicing performance test or trigger; and

(5)

such other information as the Purchaser or any Depositor may reasonably request for the purpose of compliance with Item 1108(b)(2) of Regulation AB;

(C)

a description of any material changes during the three-year period immediately preceding the related Securitization Transaction to the Servicer’s policies or procedures with respect to the servicing function it will perform under this Agreement and any Reconstitution Agreements for mortgage loans of a type similar to the Mortgage Loans;

(D)

information regarding the Servicer’s financial condition, to the extent that there is a material risk that an adverse financial event or circumstance involving the Servicer could have a material adverse effect on the performance by the Company of its servicing obligations under this Agreement or any Reconstitution Agreement;

(E)

information regarding advances made by the Servicer on the Mortgage Loans and the Servicer’s overall servicing portfolio of residential mortgage loans for the three-year period immediately preceding the related Securitization Transaction, which may be limited to a statement by an authorized officer of the Servicer to the effect that the Servicer has made all advances required to be made on residential mortgage loans serviced by it during such period, or, if such statement would not be accurate, information regarding the percentage and type of advances not made as required, and the reasons for such failure to advance;

(F)

a description of the Servicer’s processes and procedures designed to address any special or unique factors involved in servicing loans of a similar type as the Mortgage Loans;

(G)

a description of the Servicer’s processes for handling delinquencies, losses, bankruptcies and recoveries, such as through liquidation of mortgaged properties, sale of defaulted mortgage loans or workouts;

(H)

information as to how the Servicer defines or determines delinquencies and charge-offs, including the effect of any grace period, re-aging, restructuring, partial payments considered current or other practices with respect to delinquency and loss experience; and

(I)

a description of any material legal or governmental proceedings pending (or known to be contemplated) against the Servicer; and

(J)

a description of any affiliation or relationship between the Servicer and any of the following parties to a Securitization Transaction, as such parties are identified to the Servicer by the Purchaser or any Depositor in writing in advance of such Securitization Transaction:

(1)

the sponsor;

(2)

the depositor;

(3)

the issuing entity;

(4)

any servicer;

(5)

any trustee;

(6)

any originator;

(7)

any significant obligor;

(8)

any enhancement or support provider; and

(9)

any other material transaction party.

(iv)

For the purpose of satisfying the reporting obligation under the Exchange Act with respect to any class of asset-backed securities, the Company shall or shall cause each Subservicer to (i) provide prompt notice to the Purchaser, any Master Servicer and any Depositor in writing of (A) any material litigation or governmental proceedings involving the Company or any Subservicer (B) any affiliations or relationships that develop following the closing date of a Securitization Transaction between the Company and any Subservicer and any of the parties specified in Section 9.01(e)(iii)(J) (and any other parties identified in writing by the requesting party) with respect to such Securitization Transaction, (C) any Event of Default under the terms of this Agreement or any Reconstitution Agreement, (D) any merger, consolidation or sale of substantially all of the assets of the Company, and (E) the Company’s entry into an agreement with a Subservicer to perform or assist in the performance of any of the Company’s obligations under this Agreement or any Reconstitution Agreement and (ii) provide to the Purchaser and any Depositor a description of such proceedings, affiliations or relationships.

(v)

As a condition to the succession to the Company or any Subservicer as servicer or subservicer under this Agreement or any Reconstitution Agreement by any Person (i) into which the Company or such Subservicer may be merged or consolidated, or (ii) which may be appointed as a successor to the Company or any Subservicer, the Company shall provide to the Purchaser, and any Depositor, at least fifteen (15) calendar days prior to the effective date of such succession or appointment, (x) written notice to the Purchaser and any Depositor of such succession or appointment and (y) in writing and in form and substance reasonably satisfactory to the Purchaser and such Depositor, all information reasonably requested by the Purchaser or any Depositor in order to comply with its reporting obligation under Item 6.02 of Form 8-K with respect to any class of asset-backed securities.

(vi)

(A)

The Company shall be deemed to represents to the Purchaser, to any Master Servicer and to any Depositor, as of the date on which information is first provided to the Purchaser, any Master Servicer or any Depositor under Section 9.01(e) that, except as disclosed in writing to the Purchaser, such Master Servicer or such Depositor prior to such date: (i) the Company is not aware and has not received notice that any default, early amortization or other performance triggering event has occurred as to any other securitization due to any act or failure to act of the Company; (ii) the Company has not been terminated as servicer in a residential mortgage loan securitization, either due to a servicing default or to application of a servicing performance test or trigger; (iii) no material noncompliance with the applicable Servicing Criteria with respect to other securitizations of residential mortgage loans involving the Company as servicer has been disclosed or reported by the Company; (iv) no material changes to the Company’s policies or procedures with respect to the servicing function it will perform under this Agreement and any Reconstitution Agreement for mortgage loans of a type similar to the Mortgage Loans have occurred during the three-year period immediately preceding the related Securitization Transaction; (v) there are no aspects of the Company’s financial condition that could have a material adverse effect on the performance by the Company of its servicing obligations under this Agreement or any Reconstitution Agreement; (vi) there are no material legal or governmental proceedings pending (or known to be contemplated) against the Company or any Subservicer; and (vii) there are no affiliations, relationships or transactions relating to the Company or any Subservicer with respect to any Securitization Transaction and any party thereto identified by the related Depositor of a type described in Item 1119 of Regulation AB.

(B)

If so requested by the Purchaser, any Master Servicer or any Depositor on any date following the date on which information is first provided to the Purchaser, any Master Servicer or any Depositor under Section 9.01(e), the Company shall, within five (5) Business Days following such request, confirm in writing the accuracy of the representations and warranties set forth in paragraph (a) of this Section or, if any such representation and warranty is not accurate as of the date of such request, provide reasonably adequate disclosure of the pertinent facts, in writing, to the requesting party.

(vii)

In addition to such information as the Company, as servicer, is obligated to provide pursuant to other provisions of this Agreement, (not later than ten (10) calendar days prior to the deadline for the filing of any distribution report on Form 10-D) in respect of any Securitization Transaction that includes any of the Mortgage Loans serviced by the Company or any Subservicer, the Company or such Subservicer, as applicable, shall, to the extent the Company or such Subservicer has knowledge, provide to the party responsible for filing such report (including, if applicable, the Master Servicer) notice of the occurrence of any of the following events along with all information, data, and materials related thereto as may be required to be included in the related distribution report on Form 10-D (as specified in the provisions of Regulation AB referenced below):

(a)

any material modifications, extensions or waivers of pool asset terms, fees, penalties or payments during the distribution period (Item 1121(a)(11) of Regulation AB);

(b)

material breaches of pool asset representations or warranties or transaction covenants (Item 1121(a)(12) of Regulation AB); and

(c)

information regarding new asset-backed securities issuances backed by the same pool assets, any pool asset changes (such as, additions, substitutions or repurchases), and any material changes in origination, underwriting or other criteria for acquisition or selection of pool assets (Item 1121(a)(14) of Regulation AB).

(viii)

The Company shall provide to the Purchaser, any Master Servicer and any Depositor, evidence of the authorization of the person signing any certification or statement, copies or other evidence of Fidelity Bond Insurance and Errors and Omission Insurance policy, financial information and reports, and such other information related to the Company or any Subservicer or the Company or such Subservicer’s performance hereunder.

(xv)

Section 9.01(f) of the Servicing Agreement is hereby deleted in its entirety and replaced with the following:

9.01(f)

The Company shall indemnify the Purchaser, each affiliate of the Purchaser, and each of the following parties participating in a Securitization Transaction: each sponsor and issuing entity; each Person (including, but not limited to, any Master Servicer if applicable) responsible for the preparation, execution or filing of any report required to be filed with the Commission with respect to such Securitization Transaction, or for execution of a certification pursuant to Rule 13a-14(d) or Rule 15d-14(d) under the Exchange Act with respect to such Securitization Transaction; each broker dealer acting as underwriter, placement agent or initial purchaser, each Person who controls any of such parties or the Depositor (within the meaning of Section 15 of the Securities Act and Section 20 of the Exchange Act); and the respective present and former directors, officers, employees, agents and affiliates of each of the foregoing and of the Depositor (each, an “Indemnified Party”), and shall hold each of them harmless from and against any claims, losses, damages, penalties, fines, forfeitures, legal fees and expenses and related costs, judgments, and any other costs, fees and expenses that any of them may sustain arising out of or based upon:

(i)(A) any untrue statement of a material fact contained or alleged to be contained in any information, report, certification, accountants’ letter or other material provided under Section 4.26, 6.04, 6.06 or 9.01(e) by or on behalf of the Company, or provided under Section 4.26, 6.04, 6.06 or 9.01(e) by or on behalf of any Subservicer or Subcontractor (collectively, the “Company Information”), or (B) the omission or alleged omission to state in the Company Information a material fact required to be stated in the Company Information or necessary in order to make the statements therein, in the light of the circumstances under which they were made, not misleading; provided, by way of clarification, that clause (B) of this paragraph shall be construed solely by reference to the Company Information and not to any other information communicated in connection with a sale or purchase of securities, without regard to whether the Company Information or any portion thereof is presented together with or separately from such other information;

(ii)

any breach by the Company of its obligations under this Section 9.01 including particularly any failure by the Company, any Subservicer or any Subcontractor to deliver any information, report, certification, accountants’ letter or other material when and as required under this Section 9.01 including any failure by the Company to identify pursuant to Section 4A.06(b) any Subcontractor “participating in the servicing function” within the meaning of Item 1122 of Regulation AB;

(iii)

any breach by the Company of a representation or warranty set forth in Section 9.01(e)(vi)(A) or in a writing furnished pursuant to Section 9.01(e)(vi)(B) and made as of a date prior to the closing date of the related Securitization Transaction, to the extent that such breach is not cured by such closing date, or any breach by the Company of a representation or warranty in a writing furnished pursuant to Section 9.01(e)(vi)(B) to the extent made as of a date subsequent to such closing date; or

(iv)

the negligence, bad faith or willful misconduct of the Company in connection with its performance under this Section 9.01.

If the indemnification provided for herein is unavailable or insufficient to hold harmless an Indemnified Party, then the Company agrees that it shall contribute to the amount paid or payable by such Indemnified Party as a result of any claims, losses, damages or liabilities incurred by such Indemnified Party in such proportion as is appropriate to reflect the relative fault of such Indemnified Party on the one hand and the Company on the other.

In the case of any failure of performance described in clause (a)(ii) of this Section, the Company shall promptly reimburse the Purchaser, any Depositor, as applicable, and each Person responsible for the preparation, execution or filing of any report required to be filed with the Commission with respect to such Securitization Transaction, or for execution of a certification pursuant to Rule 13a-14(d) or Rule 15d-14(d) under the Exchange Act with respect to such Securitization Transaction, for all costs reasonably incurred by each such party in order to obtain the information, report, certification, accountants’ letter or other material not delivered as required by the Company, any Subservicer, any Subcontractor or any Third-Party Originator.

This indemnification shall survive the termination of this Agreement or the termination of any party to this Agreement.

(xvi)

A new Section 12.14 Third Party Beneficiary is hereby added to the Servicing Agreement as follows:

For purposes of this Agreement and any related provisions thereto, each Master Servicer shall be considered a third-party beneficiary of this Agreement, entitled to all the rights and benefits hereof as if it were a direct party to this Agreement.

(xvii)

Exhibit G to the Servicing Agreement is hereby deleted in its entirety and replaced by a new Exhibit G, substantially in the form of Attachment 5 to this Agreement.

(xviii) Exhibit I to the Servicing Agreement (“Form of Static Pool Information Report”) is hereby deleted in its entirety.

(xix)

The first sentence of the second paragraph of Section 4.01 of the Servicing Agreement is hereby modified by adding the words “other than Servicing Advances” immediately following the words “future advances”.

(xx)

The words “, reduce or increase the outstanding principal balance” are added to the second sentence of the second paragraph of Section 4.01 of the Servicing Agreement immediately proceeding the parenthetical “(except for actual payments of principal)”.

(xxi)

The words “The Company shall” in the third sentence of the second paragraph of Section 4.01 to the Servicing Agreement are replaced by the words “In the event that no default exists or is imminent the Company shall”.

(xxii)

The words “, the Company shall notify the Purchaser in writing of the Company’s intention to do so, and the Company shall not commence foreclosure proceedings if the Purchaser objects to such action within three (3) Business Days after receiving such notice” in the first paragraph of Section 4.02 to the Servicing Agreement are hereby deleted in their entirety.

(xxiii)

The following parenthetical is hereby added to the second paragraph of Section 6.02 to the Servicing Agreement immediately following the words “secured by the Mortgage”:

(other than as a result of a modification of the Mortgage pursuant to this Agreement or a liquidation of the Mortgaged Property pursuant to the terms of this Agreement)

Section 4.01

All demands, notices and communications related to the Serviced Loans, the Servicing Agreement and this Agreement shall be in writing and shall be deemed to have been duly given if sent by facsimile or personally delivered or mailed by registered mail, postage prepaid, as follows:

In the case of Servicer,

Wells Fargo Bank, N.A.

1 Home Campus

Des Moines, Iowa 50328-001

Attention: John B. Brown, MAC X2401-042

Facsimile: (515) 213-7121

With a copy to,

Wells Fargo Bank, N.A.
1 Home Campus
Des Moines, Iowa 50328-0001
Attention: General Counsel MAC X2401-06T

Facsimile: (515) 213-5192

In the case of the Trustee,

U.S. Bank National Association,
EP-MN-WS3D
60 Livingston Avenue
St. Paul, Minnesota 55107
Attention: Structured Finance— MASTR Asset Securitization Trust 2006-2

Section 4.02

Distributions shall be made by wire transfer of immediately available funds to Wells Fargo Bank, N.A., ABA #121-000-248, for credit to SAS Clearing; Account: 3970771416, for further credit to account #50916600. Applicable statements should be mailed to Wells Fargo Bank, N.A., 9062 Old Annapolis Road, Columbia, Maryland. 21045-1951, Attn: Client Manager, MASTR 2006-2.

Section 4.03

Each party will pay any commissions it has incurred and the reasonable fees of its attorneys in connection with the negotiations for, documenting of and closing of the transactions contemplated by this Agreement.

Section 4.04

This Agreement shall be construed in accordance with the laws of the State of New York, without regard to conflicts of law principles, and the obligations, rights and remedies of the parties hereunder shall be determined in accordance with such laws.

Section 4.05

No term or provision of this Agreement may be waived or modified unless such waiver or modification is in writing and signed by the party against whom such waiver or modification is sought to be enforced, with prior consent of the Trustee.

Section 4.06

This Agreement shall inure to the benefit of (i) the successors and assigns of the parties hereto and (ii) the Master Servicer. Any entity into which Servicer or Trustee may be merged or consolidated shall, without the requirement for any further writing, be deemed Servicer or Trustee, respectively, hereunder.

Section 4.07

This Agreement may be executed simultaneously in any number of counterparts. Each counterpart shall be deemed to be an original and all such counterparts shall constitute one and the same instrument.

Section 4.08

In the event that any provision of this Agreement conflicts with any provision of any of the Servicing Agreement with respect to the Serviced Loans, the terms of this Agreement shall control.

[SIGNATURE PAGE FOLLOWS]

IN WITNESS WHEREOF, the parties have caused this Agreement to be executed by their duly authorized officers as of the date first above written.

WELLS FARGO BANK, N.A.
as Servicer

By:

                   /s/ Laurie McGoogan
Name:             Laurie McGoogan
Title:               Vice President

U.S. BANK NATIONAL ASSOCIATION
not in its individual capacity but solely as Trustee with respect to MASTR Asset Securitization Trust 2006-2

By:

                   /s/ Shannon M. Rantz
Name:             Shannon M. Rantz
Title:               Vice President

Acknowledged and accepted:

WELLS FARGO BANK, N.A.,
as Master Servicer with respect to
MASTR Asset Securitization Trust 2006-2

By:                 /s/ John Sadowski
Name:             John Sadowski
Title:               Vice President

ATTACHMENT 1

LOAN SCHEDULE

As delivered to the Trustee on the Closing Date

ATTACHMENT 2

SERVICING AGREEMENT

On File at McKee Nelson LLP

ATTACHMENT 3

NEW EXHIBIT J TO THE SERVICING AGREEMENT

Exhibit J-1: Standard File Layout – Delinquency Reporting

Column/Header Name	Description	Decimal	Format Comment
SERVICER_LOAN_NBR	A unique number assigned to a loan by the Servicer. This may be different than the LOAN_NBR
LOAN_NBR	A unique identifier assigned to each loan by the originator.
CLIENT_NBR	Servicer Client Number
SERV_INVESTOR_NBR	Contains a unique number as assigned by an external servicer to identify a group of loans in their system.
PROP_ADDRESS	Street Name and Number of Property
PROP_STATE	The state where the property located.
PROP_ZIP	Zip code where the property is located.
BORR_NEXT_PAY_DUE_DATE	The date that the borrower's next payment is due to the servicer at the end of processing cycle, as reported by Servicer.		MM/DD/YYYY
LOAN_TYPE	Loan Type (i.e. FHA, VA, Conv)
BANKRUPTCY_FILED_DATE	The date a particular bankruptcy claim was filed.		MM/DD/YYYY
BANKRUPTCY_CHAPTER_CODE	The chapter under which the bankruptcy was filed.
BANKRUPTCY_CASE_NBR	The case number assigned by the court to the bankruptcy filing.
POST_PETITION_DUE_DATE	The payment due date once the bankruptcy has been approved by the courts		MM/DD/YYYY
BANKRUPTCY_DCHRG_DISM_DATE	The Date The Loan Is Removed From Bankruptcy. Either by Dismissal, Discharged and/or a Motion For Relief Was Granted.		MM/DD/YYYY
LOSS_MIT_APPR_DATE	The Date The Loss Mitigation Was Approved By The Servicer		MM/DD/YYYY
LOSS_MIT_TYPE	The Type Of Loss Mitigation Approved For A Loan Such As;
LOSS_MIT_EST_COMP_DATE	The Date The Loss Mitigation /Plan Is Scheduled To End/Close		MM/DD/YYYY
LOSS_MIT_ACT_COMP_DATE	The Date The Loss Mitigation Is Actually Completed		MM/DD/YYYY
FRCLSR_APPROVED_DATE	The date DA Admin sends a letter to the servicer with instructions to begin foreclosure proceedings.		MM/DD/YYYY
ATTORNEY_REFERRAL_DATE	Date File Was Referred To Attorney to Pursue Foreclosure		MM/DD/YYYY
FIRST_LEGAL_DATE	Notice of 1st legal filed by an Attorney in a Foreclosure Action		MM/DD/YYYY
FRCLSR_SALE_EXPECTED_DATE	The date by which a foreclosure sale is expected to occur.		MM/DD/YYYY
FRCLSR_SALE_DATE	The actual date of the foreclosure sale.		MM/DD/YYYY
FRCLSR_SALE_AMT	The amount a property sold for at the foreclosure sale.	2	No commas(,) or dollar signs ($)
EVICTION_START_DATE	The date the servicer initiates eviction of the borrower.		MM/DD/YYYY
EVICTION_COMPLETED_DATE	The date the court revokes legal possession of the property from the borrower.		MM/DD/YYYY
LIST_PRICE	The price at which an REO property is marketed.	2	No commas(,) or dollar signs ($)
LIST_DATE	The date an REO property is listed at a particular price.		MM/DD/YYYY
OFFER_AMT	The dollar value of an offer for an REO property.	2	No commas(,) or dollar signs ($)
OFFER_DATE_TIME	The date an offer is received by DA Admin or by the Servicer.		MM/DD/YYYY
REO_CLOSING_DATE	The date the REO sale of the property is scheduled to close.		MM/DD/YYYY
REO_ACTUAL_CLOSING_DATE	Actual Date Of REO Sale		MM/DD/YYYY
OCCUPANT_CODE	Classification of how the property is occupied.
PROP_CONDITION_CODE	A code that indicates the condition of the property.
PROP_INSPECTION_DATE	The date a property inspection is performed.		MM/DD/YYYY
APPRAISAL_DATE	The date the appraisal was done.		MM/DD/YYYY
CURR_PROP_VAL	The current "as is" value of the property based on brokers price opinion or appraisal.	2
REPAIRED_PROP_VAL	The amount the property would be worth if repairs are completed pursuant to a broker's price opinion or appraisal.	2
If applicable:
DELINQ_STATUS_CODE	FNMA Code Describing Status of Loan
DELINQ_REASON_CODE	The circumstances which caused a borrower to stop paying on a loan. Code indicates the reason why the loan is in default for this cycle.
MI_CLAIM_FILED_DATE	Date Mortgage Insurance Claim Was Filed With Mortgage Insurance Company.		MM/DD/YYYY
MI_CLAIM_AMT	Amount of Mortgage Insurance Claim Filed		No commas(,) or dollar signs ($)
MI_CLAIM_PAID_DATE	Date Mortgage Insurance Company Disbursed Claim Payment		MM/DD/YYYY
MI_CLAIM_AMT_PAID	Amount Mortgage Insurance Company Paid On Claim	2	No commas(,) or dollar signs ($)
POOL_CLAIM_FILED_DATE	Date Claim Was Filed With Pool Insurance Company		MM/DD/YYYY
POOL_CLAIM_AMT	Amount of Claim Filed With Pool Insurance Company	2	No commas(,) or dollar signs ($)
POOL_CLAIM_PAID_DATE	Date Claim Was Settled and The Check Was Issued By The Pool Insurer		MM/DD/YYYY
POOL_CLAIM_AMT_PAID	Amount Paid On Claim By Pool Insurance Company	2	No commas(,) or dollar signs ($)
FHA_PART_A_CLAIM_FILED_DATE	Date FHA Part A Claim Was Filed With HUD		MM/DD/YYYY
FHA_PART_A_CLAIM_AMT	Amount of FHA Part A Claim Filed	2	No commas(,) or dollar signs ($)
FHA_PART_A_CLAIM_PAID_DATE	Date HUD Disbursed Part A Claim Payment		MM/DD/YYYY
FHA_PART_A_CLAIM_PAID_AMT	Amount HUD Paid on Part A Claim	2	No commas(,) or dollar signs ($)
FHA_PART_B_CLAIM_FILED_DATE	Date FHA Part B Claim Was Filed With HUD		MM/DD/YYYY
FHA_PART_B_CLAIM_AMT	Amount of FHA Part B Claim Filed	2	No commas(,) or dollar signs ($)
FHA_PART_B_CLAIM_PAID_DATE	Date HUD Disbursed Part B Claim Payment		MM/DD/YYYY
FHA_PART_B_CLAIM_PAID_AMT	Amount HUD Paid on Part B Claim	2	No commas(,) or dollar signs ($)
VA_CLAIM_FILED_DATE	Date VA Claim Was Filed With the Veterans Admin		MM/DD/YYYY
VA_CLAIM_PAID_DATE	Date Veterans Admin. Disbursed VA Claim Payment		MM/DD/YYYY
VA_CLAIM_PAID_AMT	Amount Veterans Admin. Paid on VA Claim	2	No commas(,) or dollar signs ($)

Exhibit J-1: Standard File Codes – Delinquency Reporting

The Loss Mit Type field should show the approved Loss Mitigation Code as follows:

ASUM-

Approved Assumption

BAP-

Borrower Assistance Program

CO-

Charge Off

DIL-

Deed-in-Lieu

FFA-

Formal Forbearance Agreement

MOD-

Loan Modification

PRE-

Pre-Sale

SS-

Short Sale

MISC-

Anything else approved by the PMI or Pool Insurer

NOTE: Wells Fargo Bank will accept alternative Loss Mitigation Types to those above, provided that they are consistent with industry standards. If Loss Mitigation Types other than those above are used, the Servicer must supply Wells Fargo Bank with a description of each of the Loss Mitigation Types prior to sending the file.

The Occupant Code field should show the current status of the property code as follows:

Mortgagor

Tenant

Unknown

Vacant

The Property Condition field should show the last reported condition of the property as follows:

Damaged

Excellent

Fair

Gone

Good

Poor

Special Hazard

Unknown

Exhibit J-1: Standard File Codes – Delinquency Reporting, Continued

The FNMA Delinquent Reason Code field should show the Reason for Delinquency as follows:

Delinquency Code	Delinquency Description
001	FNMA-Death of principal mortgagor
002	FNMA-Illness of principal mortgagor
003	FNMA-Illness of mortgagor’s family member
004	FNMA-Death of mortgagor’s family member
005	FNMA-Marital difficulties
006	FNMA-Curtailment of income
007	FNMA-Excessive Obligation
008	FNMA-Abandonment of property
009	FNMA-Distant employee transfer
011	FNMA-Property problem
012	FNMA-Inability to sell property
013	FNMA-Inability to rent property
014	FNMA-Military Service
015	FNMA-Other
016	FNMA-Unemployment
017	FNMA-Business failure
019	FNMA-Casualty loss
022	FNMA-Energy environment costs
023	FNMA-Servicing problems
026	FNMA-Payment adjustment
027	FNMA-Payment dispute
029	FNMA-Transfer of ownership pending
030	FNMA-Fraud
031	FNMA-Unable to contact borrower
INC	FNMA-Incarceration

Exhibit J-1: Standard File Codes – Delinquency Reporting, Continued

The FNMA Delinquent Status Code field should show the Status of Default as follows:

Status Code	Status Description
09	Forbearance
17	Pre-foreclosure Sale Closing Plan Accepted
24	Government Seizure
26	Refinance
27	Assumption
28	Modification
29	Charge-Off
30	Third Party Sale
31	Probate
32	Military Indulgence
43	Foreclosure Started
44	Deed-in-Lieu Started
49	Assignment Completed
61	Second Lien Considerations
62	Veteran’s Affairs-No Bid
63	Veteran’s Affairs-Refund
64	Veteran’s Affairs-Buydown
65	Chapter 7 Bankruptcy
66	Chapter 11 Bankruptcy
67	Chapter 13 Bankruptcy

Exhibit J-2: Standard File Layout – Master Servicing

Column Name	Description	Decimal	Format Comment	Max Size
SER_INVESTOR_NBR	A value assigned by the Servicer to define a group of loans.		Text up to 10 digits	20
LOAN_NBR	A unique identifier assigned to each loan by the investor.		Text up to 10 digits	10
SERVICER_LOAN_NBR	A unique number assigned to a loan by the Servicer. This may be different than the LOAN_NBR.		Text up to 10 digits	10
BORROWER_NAME	The borrower name as received in the file. It is not separated by first and last name.		Maximum length of 30 (Last, First)	30
SCHED_PAY_AMT	Scheduled monthly principal and scheduled interest payment that a borrower is expected to pay, P&I constant.	2	No commas(,) or dollar signs ($)	11
NOTE_INT_RATE	The loan interest rate as reported by the Servicer.	4	Max length of 6	6
NET_INT_RATE	The loan gross interest rate less the service fee rate as reported by the Servicer.	4	Max length of 6	6
SERV_FEE_RATE	The servicer's fee rate for a loan as reported by the Servicer.	4	Max length of 6	6
SERV_FEE_AMT	The servicer's fee amount for a loan as reported by the Servicer.	2	No commas(,) or dollar signs ($)	11
NEW_PAY_AMT	The new loan payment amount as reported by the Servicer.	2	No commas(,) or dollar signs ($)	11
NEW_LOAN_RATE	The new loan rate as reported by the Servicer.	4	Max length of 6	6
ARM_INDEX_RATE	The index the Servicer is using to calculate a forecasted rate.	4	Max length of 6	6
ACTL_BEG_PRIN_BAL	The borrower's actual principal balance at the beginning of the processing cycle.	2	No commas(,) or dollar signs ($)	11
ACTL_END_PRIN_BAL	The borrower's actual principal balance at the end of the processing cycle.	2	No commas(,) or dollar signs ($)	11
BORR_NEXT_PAY_DUE_DATE	The date at the end of processing cycle that the borrower's next payment is due to the Servicer, as reported by Servicer.		MM/DD/YYYY	10
SERV_CURT_AMT_1	The first curtailment amount to be applied.	2	No commas(,) or dollar signs ($)	11
SERV_CURT_DATE_1	The curtailment date associated with the first curtailment amount.		MM/DD/YYYY	10
CURT_ADJ_ AMT_1	The curtailment interest on the first curtailment amount, if applicable.	2	No commas(,) or dollar signs ($)	11
SERV_CURT_AMT_2	The second curtailment amount to be applied.	2	No commas(,) or dollar signs ($)	11
SERV_CURT_DATE_2	The curtailment date associated with the second curtailment amount.		MM/DD/YYYY	10
CURT_ADJ_ AMT_2	The curtailment interest on the second curtailment amount, if applicable.	2	No commas(,) or dollar signs ($)	11
SERV_CURT_AMT_3	The third curtailment amount to be applied.	2	No commas(,) or dollar signs ($)	11
SERV_CURT_DATE_3	The curtailment date associated with the third curtailment amount.		MM/DD/YYYY	10
CURT_ADJ_AMT_3	The curtailment interest on the third curtailment amount, if applicable.	2	No commas(,) or dollar signs ($)	11
PIF_AMT	The loan "paid in full" amount as reported by the Servicer.	2	No commas(,) or dollar signs ($)	11
PIF_DATE	The paid in full date as reported by the Servicer.		MM/DD/YYYY	10
			Action Code Key: 15=Bankruptcy, 30=Foreclosure, , 60=PIF, 63=Substitution, 65=Repurchase,70=REO	2
ACTION_CODE	The standard FNMA numeric code used to indicate the default/delinquent status of a particular loan.			2
INT_ADJ_AMT	The amount of the interest adjustment as reported by the Servicer.	2	No commas(,) or dollar signs ($)	11
SOLDIER_SAILOR_ADJ_AMT	The Soldier and Sailor Adjustment amount, if applicable.	2	No commas(,) or dollar signs ($)	11
NON_ADV_LOAN_AMT	The Non Recoverable Loan Amount, if applicable.	2	No commas(,) or dollar signs ($)	11
LOAN_LOSS_AMT	The amount the Servicer is passing as a loss, if applicable.	2	No commas(,) or dollar signs ($)	11
SCHED_BEG_PRIN_BAL	The scheduled outstanding principal amount due at the beginning of the cycle date to be passed through to investors.	2	No commas(,) or dollar signs ($)	11
SCHED_END_PRIN_BAL	The scheduled principal balance due to investors at the end of a processing cycle.	2	No commas(,) or dollar signs ($)	11
SCHED_PRIN_AMT	The scheduled principal amount as reported by the Servicer for the current cycle -- only applicable for Scheduled/Scheduled Loans.	2	No commas(,) or dollar signs ($)	11
SCHED_NET_INT	The scheduled gross interest amount less the service fee amount for the current cycle as reported by the Servicer -- only applicable for Scheduled/Scheduled Loans.	2	No commas(,) or dollar signs ($)	11
ACTL_PRIN_AMT	The actual principal amount collected by the Servicer for the current reporting cycle -- only applicable for Actual/Actual Loans.	2	No commas(,) or dollar signs ($)	11
ACTL_NET_INT	The actual gross interest amount less the service fee amount for the current reporting cycle as reported by the Servicer -- only applicable for Actual/Actual Loans.	2	No commas(,) or dollar signs ($)	11
PREPAY_PENALTY_ AMT	The penalty amount received when a borrower prepays on his loan as reported by the Servicer.	2	No commas(,) or dollar signs ($)	11
PREPAY_PENALTY_ WAIVED	The prepayment penalty amount for the loan waived by the servicer.	2	No commas(,) or dollar signs ($)	11

MOD_DATE	The Effective Payment Date of the Modification for the loan.		MM/DD/YYYY	10
MOD_TYPE	The Modification Type.		Varchar - value can be alpha or numeric	30
DELINQ_P&I_ADVANCE_AMT	The current outstanding principal and interest advances made by Servicer.	2	No commas(,) or dollar signs ($)	11

Exhibit J-3: Calculation of Realized Loss/Gain Form 332– Instruction Sheet

The numbers on the form correspond with the numbers listed below.

Liquidation and Acquisition Expenses:

The Actual Unpaid Principal Balance of the Mortgage Loan. For documentation, an Amortization Schedule from date of default through liquidation breaking out the net interest and servicing fees advanced is required.

The Total Interest Due less the aggregate amount of servicing fee that would have been earned if all delinquent payments had been made as agreed. For documentation, an Amortization Schedule from date of default through liquidation breaking out the net interest and servicing fees advanced is required.

Accrued Servicing Fees based upon the Scheduled Principal Balance of the Mortgage Loan as calculated on a monthly basis. For documentation, an Amortization Schedule from date of default through liquidation breaking out the net interest and servicing fees advanced is required.

4-12.

Complete as applicable. All line entries must be supported by copies of appropriate statements, vouchers, receipts, bills, canceled checks, etc., to document the expense. Entries not properly documented will not be reimbursed to the Servicer.

13.

The total of lines 1 through 12.

(b)

Credits:

14-21.

Complete as applicable. All line entries must be supported by copies of the appropriate claims forms, EOBs, HUD-1 and/or other proceeds verification, statements, payment checks, etc. to document the credit. If the Mortgage Loan is subject to a Bankruptcy Deficiency, the difference between the Unpaid Principal Balance of the Note prior to the Bankruptcy Deficiency and the Unpaid Principal Balance as reduced by the Bankruptcy Deficiency should be input on line 20.

22.

The total of lines 14 through 21.

Please note: For HUD/VA loans, use line (15) for Part A/Initial proceeds and line (16) for Part B/Supplemental proceeds.

(c)

Total Realized Loss (or Amount of Any Gain)

23.

The total derived from subtracting line 22 from 13. If the amount represents a realized gain, show the amount in parenthesis ( ).

Exhibit J-3A: Calculation of Realized Loss/Gain Form 332

WELLS FARGO BANK, N.A.

CALCULATION OF REALIZED LOSS/GAIN

Prepared by: __________________

Date: _______________

Phone: ______________________ Email Address:_____________________

Servicer Loan No.

Servicer Name

Servicer Address

WELLS FARGO BANK, N.A. Loan No._____________________________

Property Address:________________________________________________________________

Liquidation and Acquisition Expenses:

(1)

Actual Unpaid Principal Balance of Mortgage Loan

$ ______________

(1)

(2)

Interest accrued at Net Rate

________________

(2)

(3)

Accrued Servicing Fees

________________

(3)

(4)

Attorney's Fees

________________

(4)

(5)

Taxes

________________

(5)

(6)

Property Maintenance

________________

(6)

(7)

MI/Hazard Insurance Premiums

________________

(7)

(8)

Utility Expenses

________________

(8)

(9)

Appraisal/BPO

________________

(9)

(10)

Property Inspections

________________

(10)

(11)

FC Costs/Other Legal Expenses

________________

(11)

(12)

Other (itemize)

$________________

(12)

Cash for Keys__________________________

________________

HOA/Condo Fees_______________________

________________

______________________________________

________________

______________________________________

________________

Total Expenses

$ _______________

(13)

Credits:

(14)

Escrow Balance

$ _______________

(14)

(15)

HIP Refund

________________

(15)

(16)

Rental Receipts

________________

(16)

(17)

Hazard Loss Proceeds

________________

(17)

(18)

Primary Mortgage Insurance Proceeds

________________

(18)

(19)

Pool Insurance Proceeds

________________

(19)

(20)

Proceeds from Sale of Acquired Property

________________

(20)

(21)

Other (itemize)

________________

(21)

_________________________________________

_________________

_________________________________________

_________________

Total Credits

$________________

(22)

Total Realized Loss (or Amount of Gain)

$________________

(23)

ATTACHMENT 4

NEW EXHIBIT E TO THE SERVICING AGREEMENT

FORM OF ANNUAL CERTIFICATION

Re:

The [

] agreement dated as of [

l, 200[ ] (the “Agreement”), among [IDENTIFY PARTIES]

I, ____________________________, the _______________________ of [NAME OF COMPANY] (the “Company”), certify to [the Purchaser], [the Depositor], and the [Master Servicer] [Securities Administrator] [Trustee], and their officers, with the knowledge and intent that they will rely upon this certification, that:

(1)

I have reviewed the servicer compliance statement of the Company provided in accordance with Item 1123 of Regulation AB (the “Compliance Statement”), the report on assessment of the Company’s compliance with the servicing criteria set forth in Item 1122(d) of Regulation AB (the “Servicing Criteria”), provided in accordance with Rules 13a-18 and 15d-18 under Securities Exchange Act of 1934, as amended (the “Exchange Act”) and Item 1122 of Regulation AB (the “Servicing Assessment”), the registered public accounting firm’s attestation report provided in accordance with Rules 13a-18 and 15d-18 under the Exchange Act and Section 1122(b) of Regulation AB (the “Attestation Report”), and all servicing reports, officer’s certificates and other information relating to the servicing of the Mortgage Loans by the Company during 200[ ] that were delivered by the Company to the [Depositor] [Master Servicer] [Securities Administrator] [Trustee] pursuant to the Agreement (collectively, the “Company Servicing Information”);

(2)

Based on my knowledge, the Company Servicing Information, taken as a whole, does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in the light of the circumstances under which such statements were made, not misleading with respect to the period of time covered by the Company Servicing Information;

(3)

Based on my knowledge, all of the Company Servicing Information required to be provided by the Company under the Agreement has been provided to the [Depositor] [Master Servicer] [Securities Administrator] [Trustee];

(4)

I am responsible for reviewing the activities performed by the Company as servicer under the Agreement, and based on my knowledge and the compliance review conducted in preparing the Compliance Statement and except as disclosed in the Compliance Statement, the Servicing Assessment or the Attestation Report, the Company has fulfilled its obligations under the Agreement in all material respects; and

(5)

The Compliance Statement required to be delivered by the Company pursuant to this Agreement, and the Servicing Assessment and Attestation Report required to be provided by the Company and by any Subservicer and Subcontractor pursuant to the Agreement, have been provided to the [Depositor] [Master Servicer]. Any material instances of noncompliance described in such reports have been disclosed to the [Depositor] [Master Servicer]. Any material instance of noncompliance with the Servicing Criteria has been disclosed in such reports.

Date: _________________________

By:

_______________________________

Name:

Title:

ATTACHMENT 5

NEW EXHIBIT G TO THE SERVICING AGREEMENT

SERVICING CRITERIA TO BE ADDRESSED IN ASSESSMENT OF COMPLIANCE

The assessment of compliance to be delivered by [the Company] [Name of Subservicer] shall address, at a minimum, the criteria identified as below as “Applicable Servicing Criteria”:

*Servicing Criteria*		Applicable Servicing Criteria
Reference	Criteria
	General Servicing Considerations

1122(d)(1)(i)	Policies and procedures are instituted to monitor any performance or other triggers and events of default in accordance with the transaction agreements.	X
1122(d)(1)(ii)	If any material servicing activities are outsourced to third parties, policies and procedures are instituted to monitor the third party’s performance and compliance with such servicing activities.	X
1122(d)(1)(iii)	Any requirements in the transaction agreements to maintain a back-up servicer for the mortgage loans are maintained.
1122(d)(1)(iv)	A fidelity bond and errors and omissions policy is in effect on the party participating in the servicing function throughout the reporting period in the amount of coverage required by and otherwise in accordance with the terms of the transaction agreements.	X
	Cash Collection and Administration
1122(d)(2)(i)	Payments on mortgage loans are deposited into the appropriate custodial bank accounts and related bank clearing accounts no more than two business days following receipt, or such other number of days specified in the transaction agreements.	X
1122(d)(2)(ii)	Disbursements made via wire transfer on behalf of an obligor or to an investor are made only by authorized personnel.	X
1122(d)(2)(iii)	Advances of funds or guarantees regarding collections, cash flows or distributions, and any interest or other fees charged for such advances, are made, reviewed and approved as specified in the transaction agreements.	X
1122(d)(2)(iv)	The related accounts for the transaction, such as cash reserve accounts or accounts established as a form of overcollateralization, are separately maintained (e.g., with respect to commingling of cash) as set forth in the transaction agreements.	X
1122(d)(2)(v)	Each custodial account is maintained at a federally insured depository institution as set forth in the transaction agreements. For purposes of this criterion, “federally insured depository institution” with respect to a foreign financial institution means a foreign financial institution that meets the requirements of Rule 13k-1(b)(1) of the Securities Exchange Act.	X
1122(d)(2)(vi)	Unissued checks are safeguarded so as to prevent unauthorized access.	X
1122(d)(2)(vii)	Reconciliations are prepared on a monthly basis for all asset-backed securities related bank accounts, including custodial accounts and related bank clearing accounts. These reconciliations are (A) mathematically accurate; (B) prepared within 30 calendar days after the bank statement cutoff date, or such other number of days specified in the transaction agreements; (C) reviewed and approved by someone other than the person who prepared the reconciliation; and (D) contain explanations for reconciling items. These reconciling items are resolved within 90 calendar days of their original identification, or such other number of days specified in the transaction agreements.	X
	Investor Remittances and Reporting
1122(d)(3)(i)	Reports to investors, including those to be filed with the Commission, are maintained in accordance with the transaction agreements and applicable Commission requirements. Specifically, such reports (A) are prepared in accordance with timeframes and other terms set forth in the transaction agreements; (B) provide information calculated in accordance with the terms specified in the transaction agreements; (C) are filed with the Commission as required by its rules and regulations; and (D) agree with investors’ or the trustee’s records as to the total unpaid principal balance and number of mortgage loans serviced by the Servicer.	X
1122(d)(3)(ii)	Amounts due to investors are allocated and remitted in accordance with timeframes, distribution priority and other terms set forth in the transaction agreements.	X
1122(d)(3)(iii)	Disbursements made to an investor are posted within two business days to the Servicer’s investor records, or such other number of days specified in the transaction agreements.	X
1122(d)(3)(iv)	Amounts remitted to investors per the investor reports agree with cancelled checks, or other form of payment, or custodial bank statements.	X
	Pool Asset Administration
1122(d)(4)(i)	Collateral or security on mortgage loans is maintained as required by the transaction agreements or related mortgage loan documents.	X
1122(d)(4)(ii)	Mortgage loan and related documents are safeguarded as required by the transaction agreements.	X
1122(d)(4)(iii)	Any additions, removals or substitutions to the asset pool are made, reviewed and approved in accordance with any conditions or requirements in the transaction agreements.	X
1122(d)(4)(iv)	Payments on mortgage loans, including any payoffs, made in accordance with the related mortgage loan documents are posted to the Servicer’s obligor records maintained no more than two business days after receipt, or such other number of days specified in the transaction agreements, and allocated to principal, interest or other items (e.g., escrow) in accordance with the related mortgage loan documents.	X
1122(d)(4)(v)	The Servicer’s records regarding the mortgage loans agree with the Servicer’s records with respect to an obligor’s unpaid principal balance.	X
1122(d)(4)(vi)	Changes with respect to the terms or status of an obligor’s mortgage loans (e.g., loan modifications or re-agings) are made, reviewed and approved by authorized personnel in accordance with the transaction agreements and related pool asset documents.	X
1122(d)(4)(vii)	Loss mitigation or recovery actions (e.g., forbearance plans, modifications and deeds in lieu of foreclosure, foreclosures and repossessions, as applicable) are initiated, conducted and concluded in accordance with the timeframes or other requirements established by the transaction agreements.	X
1122(d)(4)(viii)	Records documenting collection efforts are maintained during the period a mortgage loan is delinquent in accordance with the transaction agreements. Such records are maintained on at least a monthly basis, or such other period specified in the transaction agreements, and describe the entity’s activities in monitoring delinquent mortgage loans including, for example, phone calls, letters and payment rescheduling plans in cases where delinquency is deemed temporary (e.g., illness or unemployment).	X
1122(d)(4)(ix)	Adjustments to interest rates or rates of return for mortgage loans with variable rates are computed based on the related mortgage loan documents.	X
1122(d)(4)(x)	Regarding any funds held in trust for an obligor (such as escrow accounts): (A) such funds are analyzed, in accordance with the obligor’s mortgage loan documents, on at least an annual basis, or such other period specified in the transaction agreements; (B) interest on such funds is paid, or credited, to obligors in accordance with applicable mortgage loan documents and state laws; and (C) such funds are returned to the obligor within 30 calendar days of full repayment of the related mortgage loans, or such other number of days specified in the transaction agreements.	X
1122(d)(4)(xi)	Payments made on behalf of an obligor (such as tax or insurance payments) are made on or before the related penalty or expiration dates, as indicated on the appropriate bills or notices for such payments, provided that such support has been received by the servicer at least 30 calendar days prior to these dates, or such other number of days specified in the transaction agreements.	X
1122(d)(4)(xii)	Any late payment penalties in connection with any payment to be made on behalf of an obligor are paid from the servicer’s funds and not charged to the obligor, unless the late payment was due to the obligor’s error or omission.	X
1122(d)(4)(xiii)	Disbursements made on behalf of an obligor are posted within two business days to the obligor’s records maintained by the servicer, or such other number of days specified in the transaction agreements.	X
1122(d)(4)(xiv)	Delinquencies, charge-offs and uncollectible accounts are recognized and recorded in accordance with the transaction agreements.	X
1122(d)(4)(xv)	Any external enhancement or other support, identified in Item 1114(a)(1) through (3) or Item 1115 of Regulation AB, is maintained as set forth in the transaction agreements.	X

MASTR Asset Securitization Trust 2006-2 8-K