8-K 1 gma01gh1.txt MAY 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D. C. 20549 Form 8-K Current Report Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 25, 2001 GMAC MORTGAGE CORPORATION Mortgage Pass-Through Certificates, Series 2001-GH1 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-42510 Pooling and Servicing Agreement) (Commission Pending (State or other File Number) IRS EIN jurisdiction of Incorporation) c/o Wells Fargo Bank Minnesota, N.A. 11000 Broken Land Parkway Columbia, MD 21044 (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: (410) 884-2000 Former name or former address, if changed since last report) ITEM 5. Other Events On May 25, 2001 a distribution was made to holders of GMAC MORTGAGE CORPORATION, Mortgage Pass-Through Certificates, Series 2001-GH1 Trust. ITEM 7. Financial Statements and Exhibits (c) Exhibits furnished in accordance with Item 601(a) of Regulation S-K Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2001-GH1 Trust, relating to the May 25, 2001 distribution. Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. GMAC MORTGAGE CORPORATION Mortgage Pass-Through Certificates, Series 2001-GH1 Trust By: Wells Fargo Bank Minnesota, N.A. as Indenture Trustee By: /s/ Sherri Sharps, Vice President By: Sherri Sharps, Vice President Date: 5/30/01 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2001-GH1 Trust, relating to the May 25, 2001 distribution. EX-99.1

GMAC Mortgage Corporation Mortgage Pass-Through Certificates Record Date: 034/3130/~~2001~~01 Distribution Date: 045/25/~~2001~~01 GMA Series: 2001-~~G01~~GH1 Contact: Customer Service - CTSLink Wells Fargo Bank Minnesota, N.A. Securities Administration Services 7485 New Horizon Way Frederick, MD 21703 Telephone: (301) 815-6600 Fax: (301) 846-8152 Certificateholder Distribution Summary Certificate Certificate Beginning Class Pass-Through Certificate Interest Principal Class CUSIP Description Rate Balance Distribution Distribution A-1 36185NJJ0 SEN_FI 54.~~55375~~82625% ~~148~~141,~~000~~973,~~000~~357.0011 1570,~~004,611~~999.6708 6,~~026~~148,~~642~~534.8958 A-2 36185NJK7 ~~SEN_FL~~SEN_FI 54.~~58375~~85625% 9188,~~092~~101,~~000~~691.0017 ~~621~~356,~~664~~536.9453 25,~~990~~890,~~308~~180.8317 OC GMA00G1OC JUN_WA 0.00000% 5,287.32 0.00 0.00 CERTS GMA00G1CE SEN_IO 0.00000% 0.00 ~~6,160~~0.2500 0.00 Totals ~~239~~230,~~097~~080,~~287~~335.3260 1927,~~632,436~~535.8661 912,~~016~~038,~~951~~714.7275

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses A-1 0.00 ~~141~~135,~~973~~824,~~357~~822.1153 76,~~031~~719,~~254~~533.5666 0.00 A-2 0.00 8882,~~101~~211,~~691~~511.1700 36,~~611~~246,~~973~~716.7770 0.00 OC 0.00 5619,~~287~~902.3242 0.00 0.00 CERTS 0.00 0.00 ~~6,160~~0.2500 0.00 Totals 0.00 ~~230~~218,~~080~~656,~~335~~235.6095 1012,~~649~~966,~~388~~250.5836 0.00 All distributions required by the Pooling and Servicing Agreement have been calculated by the Certificate Administrator on behalf of the Trustee.

Principal Distribution Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Realized Class Amount Balance Distribution Distribution Accretion Loss (1) A-1 148,000,000.00 ~~148~~141,~~000~~973,~~000~~357.0011 ~~231~~222,~~878~~780.4757 5,~~794~~925,~~764~~754.4201 0.00 0.00 A-2 91,092,000.00 9188,~~092~~101,~~000~~691.0017 8582,~~637~~559.9721 25,~~904~~807,~~670~~620.8696 0.00 0.00 OC 5,287.32 5,287.32 0.00 0.00 0.00 0.00 CERTS 0.00 0.00 0.00 0.00 0.00 0.00 Totals 239,097,287.32 ~~239~~230,~~097~~080,~~287~~335.3260 ~~317~~305,~~516~~339.4478 811,~~699~~733,~~435~~374.2897 0.00 0.00 (1) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Principal Distribution Statement (continued) Total Ending Ending Total Principal Certificate Certificate Principal Class Reduction Balance Percentage Distribution A-1 6,~~026~~148,~~642~~534.8958 ~~141~~135,~~973~~824,~~357~~822.1153 0.~~95927944~~91773529 6,~~026~~148,~~642~~534.8958 A-2 25,~~990~~890,~~308~~180.8317 8882,~~101~~211,~~691~~511.1700 0.~~96717265~~90251077 25,~~990~~890,~~308~~180.8317 OC 0.00 5619,~~287~~902.3242 1117.~~00000000~~24321963 0.00 CERTS 0.00 0.00 0.00000000 0.00 Totals 912,~~016~~038,~~951~~714.7275 ~~230~~218,~~080~~656,~~335~~235.6095 0.~~96228752~~91450739 912,~~016~~038,~~951~~714.7275

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion A-1 148,000,000.00 ~~1000~~959.~~00000000~~27943993 1.~~56674642~~50527412 3940.~~15381365~~03887845 0.00000000 A-2 91,092,000.00 ~~1000~~967.~~00000000~~17265150 0.~~94012614~~90632778 3163.~~88722237~~75555438 0.00000000 OC 5,287.32 1000.00000000 0.00000000 0.00000000 0.00000000 CERTS 0.00 0.00000000 0.00000000 0.00000000 0.00000000 All ~~Denominations~~denominations are per ~~1,000~~1000 factor

Principal Distribution Factors Statement (continued) Total Ending Ending Total Realized Principal Certificate Certificate Principal Class Loss (3) Reduction Balance Percentage Distribution A-1 0.00000000 4041.~~72056007~~54415257 ~~959~~917.~~27943993~~73528736 0.~~95927944~~91773529 4041.~~72056007~~54415257 A-2 0.00000000 3264.~~82734850~~66188216 ~~967~~902.~~17265150~~51076933 0.~~96717265~~90251077 3264.~~82734850~~66188216 OC 0.00000000 0.00000000 1117,~~000~~243.~~00000000~~21962733 1117.~~00000000~~24321963 0.00000000 CERTS 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 (3) Amount Does Not Include Excess Special Hazard, Bankrupcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Interest Distribution Statement Beginning Payment of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class Amount Rate Balance Interest Shortfall Shortfall A-1 148,000,000.00 54.5583 ~~148~~141,~~000~~973,~~000~~357.0011 1570,~~004,611~~999.6710 0.00 0.00 A-2 91,092,000.00 54.5886 9188,~~092~~101,~~000~~691.0017 ~~621~~356,~~664~~536.9453 0.00 0.00 OC 5,287.32 0.00 5,287.32 0.00 0.00 0.00 CERTS 0.00 0.00 0.00 0.00 0.00 0.00 Totals 239,097,287.32 1927,~~626,276~~535.6163 0.00 0.00

Interest Distribution Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (4) Distribution Shortfall Balance A-1 0.0002 0.00 1570,~~004,611~~999.6708 0.00 ~~141~~135,~~973~~824,~~357~~822.1153 A-2 0.00 0.00 ~~621~~356,~~664~~536.9453 0.00 8882,~~101~~211,~~691~~511.1700 OC 0.00 0.00 0.00 0.00 5619,~~287~~902.3242 CERTS 0.00 0.00 ~~6,160~~0.2500 0.00 0.00 Totals 0.0002 0.00 1927,~~632,436~~535.8661 0.00 (4) Amount Does Not Include Excess Special Hazard, ~~Bankrupcy~~Bankruptcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Interest Distribution Factors Statement Beginning Payment of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class (5) Amount Rate Balance Interest Shortfall Shortfall A-1 148,000,000.00 54.~~55375~~82625% ~~1000~~959.~~00000000~~27943993 63.~~78791669~~85810203 0.00000000 0.00000000 A-2 91,092,000.00 54.~~58375~~85625% ~~1000~~967.~~00000000~~17265150 63.~~82458328~~91402681 0.00000000 0.00000000 OC 5,287.32 0.00000% 1000.00000000 0.00000000 0.00000000 0.00000000 CERTS 0.00 0.00000% 0.00000000 0.00000000 0.00000000 0.00000000 All denominations are per 1000 factor

Interest Distribution Factors Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (6) Distribution Shortfall Balance A-1 0.~~00000000~~00000014 0.00000000 63.~~78791669~~85810189 0.00000000 ~~959~~917.~~27943993~~73528736 A-2 0.00000000 0.00000000 63.~~82458328~~91402681 0.00000000 ~~967~~902.~~17265150~~51076933 OC 0.00000000 0.00000000 0.00000000 0.00000000 ~~1000~~117243.~~00000000~~21962733 CERTS 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 (6) Amount Does Not Include Excess Special Hazard, Bankrupcy,or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Certificateholder Component Statement Component Beginning Ending Beginning Ending Ending Pass-Through Notional Notional Component Component Component Class Rate Balance Balance Balance Balance Percentage AMBAC 0.12000% ~~239,092,000.00~~ 230,075,048.28 218,036,333.53 0.00 0.00 9691.~~22866858~~19348767% ~~AMBAC_REIMB~~AMBAC_REIM 0.00000% 0.00 0.00 0.00 0.00 0.00000000%

CERTIFICATEHOLDER ACCOUNT STATEMENT CERTIFICATE ACCOUNT Beginning Balance 0.00 Deposits Payments of Interest and Principal 1013,~~696~~037,~~975~~148.7923 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) ~~50,000~~0.00 Realized Losses 0.00 Total Deposits 1013,~~746~~037,~~975~~148.7923 Withdrawals Reimbursement for Servicer Advances 0.00 Payment of Service Fee 7370,~~678~~897.0187 Payment of Interest and Principal 1012,~~673~~966,~~297~~250.7836 Total Withdrawals (Pool Distribution Amount) 1013,~~746~~037,~~975~~148.7923 Ending Balance 0.00

SERVICING FEES Gross Servicing Fee 4947,~~768~~890.8137 Certificate Administration Fee 0.00 Trustee Fee 0.00 AMBAC Insurance Fee 23,~~909~~007.2050 AMBAC Reimbursement 0.00 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee 7370,~~678~~897.0187

LOAN STATUS STRATIFICATION/CREDIT ENHANCEMENT STATEMENT DELINQUENCY STATUS DELINQUENT BANKRUPTCY FORECLOSURE REO Total No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 2139 0 0 0 2139 ~~151~~13,~~012~~706,672.2992 0.00 0.00 0.00 ~~151~~13,~~012~~706,672.2992 60 Days 05 0 0 0 05 0533,091.0071 0.00 0.00 0.00 0533,091.0071 90 Days 02 0 0 0 02 0192,004.0074 0.00 0.00 0.00 0192,004.0074 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180+ Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 2146 0 0 0 2146 ~~151~~14,~~012~~431,769.2937 0.00 0.00 0.00 ~~151~~14,~~012~~431,769.2937 No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 08.~~111919~~030040% 0.000000% 0.000000% 0.000000% 08.~~111919~~030040% 06.~~065635~~268595% 0.000000% 0.000000% 0.000000% 06.~~065635~~268595% 60 Days 0.~~000000~~288850% 0.000000% 0.000000% 0.000000% 0.~~000000~~288850% 0.~~000000~~243804% 0.000000% 0.000000% 0.000000% 0.~~000000~~243804% 90 Days 0.~~000000~~115540% 0.000000% 0.000000% 0.000000% 0.~~000000~~115540% 0.~~000000~~087811% 0.000000% 0.000000% 0.000000% 0.~~000000~~087811% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180+ Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 08.~~111919~~434431% 0.000000% 0.000000% 0.000000% 08.~~111919~~434431% 06.~~065635~~600209% 0.000000% 0.000000% 0.000000% 06.~~065635~~600209%

Delinquency Status By Groups

DELINQUENT BANKRUPTCY FORECLOSURE REO Total Group 1 No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 2134 0 0 0 2134 ~~151~~12,~~012~~203,860.2954 0.00 0.00 0.00 ~~151~~12,~~012~~203,860.2954 60 Days 05 0 0 0 05 0533,091.0071 0.00 0.00 0.00 0533,091.0071 90 Days 02 0 0 0 02 0192,004.0074 0.00 0.00 0.00 0192,004.0074 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 2141 0 0 0 2141 ~~151~~12,~~012~~928,956.2999 0.00 0.00 0.00 ~~151~~12,~~012~~928,956.2999 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 08.~~126502~~701299% 0.000000% 0.000000% 0.000000% 08.~~126502~~701299% 08.~~106079~~932799% 0.000000% 0.000000% 0.000000% 08.~~106079~~932799% 60 Days 0.~~000000~~324675% 0.000000% 0.000000% 0.000000% 0.~~000000~~324675% 0.~~000000~~390204% 0.000000% 0.000000% 0.000000% 0.~~000000~~390204% 90 Days 0.~~000000~~129870% 0.000000% 0.000000% 0.000000% 0.~~000000~~129870% 0.~~000000~~140541% 0.000000% 0.000000% 0.000000% 0.~~000000~~140541% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 09.~~126502~~155844% 0.000000% 0.000000% 0.000000% 09.~~126502~~155844% 09.~~106079~~463544% 0.000000% 0.000000% 0.000000% 09.~~106079~~463544% DELINQUENT BANKRUPTCY FORECLOSURE REO Total Group 2 No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 05 0 0 0 05 01,502,812.0038 0.00 0.00 0.00 01,502,812.0038 60 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 90 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 05 0 0 0 05 01,502,812.0038 0.00 0.00 0.00 01,502,812.0038 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 02.~~000000~~617801% 0.000000% 0.000000% 0.000000% 02.~~000000~~617801% 01.~~000000~~831856% 0.000000% 0.000000% 0.000000% 01.~~000000~~831856% 60 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 02.~~000000~~617801% 0.000000% 0.000000% 0.000000% 02.~~000000~~617801% 01.~~000000~~831856% 0.000000% 0.000000% 0.000000% 01.~~000000~~831856%

COLLATERAL STATEMENT Collateral Description Mixed Fixed & Arm Weighted Average Gross Coupon 8.~~531864~~412967% Weighted Average Net Coupon 8.~~282081~~163192% Weighted Average Pass-Through Rate 8.~~162081~~043194% Weighted Average Maturity(Stepdown Calculation ) 01 Beginning Scheduled Collateral Loan Count 1,~~862~~787 Number Of Loans Paid In Full 7556 Ending Scheduled Collateral Loan Count 1,~~787~~731 Beginning Scheduled Collateral Balance ~~239~~230,~~092~~080,~~226~~335.7361 Ending Scheduled Collateral Balance ~~230~~218,~~080~~656,~~335~~235.6199 Ending Actual Collateral Balance at 3130-~~Mar~~Apr-2001 ~~230~~218,~~080~~656,~~335~~235.6199 Monthly P &I Constant 21,~~017~~918,~~471~~388.0840 Ending Scheduled Balance for Premium Loans ~~230~~218,~~080~~656,~~335~~235.6199

Additional funds from ~~Hedge~~hedge ~~Agreement~~agreement 0.00

Group Level Collateral Statement Group ID 1 2 Total Collateral Description Fixed 15/30 & ARM Fixed 15/30 & ARM Weighted Average Coupon Rate 8.~~493687~~625103 8.~~594313~~068703 Weighted Average Net Rate 8.~~244036~~375466 87.~~344313~~818703 Weighted Average Maturity ~~345~~344.00 ~~352~~351.00 Beginning Loan Count 1,~~651~~581 ~~214~~206 1,~~865~~787 Loans Paid In Full 7041 815 7856 Ending Loan Count 1,~~581~~540 ~~206~~191 1,~~787~~731 Beginning Scheduled Balance ~~148~~142,~~407~~358,~~490~~685.8248 9087,~~684~~721,~~735~~650.9113 ~~239~~230,~~092~~080,~~226~~335.7361 Ending scheduled Balance ~~142~~136,~~358~~618,~~685~~554.4877 8782,~~721~~037,~~650~~681.1322 ~~230~~218,~~080~~656,~~335~~235.6199 Record Date 034/3130/~~2001~~01 034/3130/~~2001~~01 Principal And Interest Constant 1,~~282~~245,~~160~~995.6488 ~~735~~672,~~310~~392.4452 21,~~017~~918,~~471~~388.0840 Scheduled Principal ~~231~~222,~~878~~780.4757 8582,~~637~~559.9721 ~~317~~305,~~516~~339.4478 Unscheduled Principal 5,~~794~~517,~~764~~350.4114 25,~~904~~601,~~670~~409.8670 811,~~699~~118,~~435~~759.2784 Scheduled Interest 1,~~050~~023,~~282~~215.1731 ~~649~~589,~~672~~833.4731 1,~~699~~613,~~954~~048.6462 Servicing Fees 3029,~~870~~615.4802 18,~~898~~275.3335 4947,~~768~~890.8137 Master Servicing Fees 0.00 0.00 0.00 Trustee Fee 0.00 0.00 0.00 FRY Amount 0.00 0.00 0.00 Special Hazard Fee 0.00 0.00 0.00 Other Fee 0.00 0.00 0.00 Pool Insurance Fee 0.00 0.00 0.00 Spread Fee 1 0.00 0.00 0.00 Spread Fee 2 0.00 0.00 0.00 Spread Fee 3 0.00 0.00 0.00 Net Interest 1993,~~019,411~~600.6929 ~~630~~571,~~774~~557.1496 1,~~650~~565,~~185~~158.8325 Realized Loss Amount 0.00 0.00 0.00 Cumulative Realized Loss 0.00 0.00 0.00 Percentage of Cumulative Losses 0.00 0.00 0.00 Group ID Required Overcollateralization Amount 1 2 Total 0.00 0.00 0.00 Overcollateralization Increase Amount 0408,403.0186 0.00 0408,403.0186 Overcollateralization Reduction Amount 0.00 0.00 0.00 Specified Overcollateralization Amount 3,256,~~004~~116.9932 2,004,024.00 5,260,~~028~~140.9932 Overcollateralization Amount ~~385~~793,~~328~~732.3724 (~~380~~173,~~041~~829.0478) 5619,~~287~~902.3346 Overcollateralization ~~Deficiency~~Defiency Amount 2,870,~~676~~787.6395 2,384,065.04 5,254,~~741~~852.6799 Base Overcollateralization Amount 0.00 0.00 0.00 Extra Principal Distribution Amount 0.00 0.00 0.00 Excess Cash Amount 0408,403.0186 0.00 0408,403.0186

Filing Compare · GMACM MORTGAGE LOAN TRUST MORT PASS THR CERT SER 2001-GH1