Exhibit A Group 1 Trust Assets Characteristics of the Group 1 Ginnie Mae Multifamily Certificates and the Related Mortgage Loans* Pool Number Security Type FHA Program City State Principal Balance as of the Cut-off Date Mortgage Interest Rate (%) Certificate Rate (%) Servicing and Guaranty Fee Rate (%) Maturity Date Monthly Principal and Interest† Original Term to Maturity (mos.) Remaining Term to Maturity (mos.) Period from Issuance (mos.) Issue Date Lockout End Date Prepayment Penalty End Date Lockout/ Prepayment Penalty Code Remaining Lockout Period Total Remaining Lockout and Prepayment Penalty Period (mos.) Remaining Interest Only Period (mos.)†† 658981    PLC 223(a)(7)/232 Bethel CT  $14,966,963.10 5.850%   5.600%   0.250% Feb-42  $84,083.92 419 416 3 Mar-07 Mar-08 Mar-17 2 9 117 0 615813    PLC 221(d)(4) Port Charlotte FL 14,966,313.15 5.875 5.375 0.500 Jan-46 81,797.63 467 463 4 Feb-07 Jan-08 Jan-16 9 7 103 0 626626    PLC 221(d)(4) Summerville SC 14,346,680.30 5.500 5.250 0.250 Aug-46 74,432.36 477 470 7 Nov-06 Sep-07 Sep-16 10 3 111 0 661710    PLC 232/223(f) Baltimore MD 14,008,096.35 6.150 5.900 0.250 May-42 81,343.92 420 419 1 May-07 Jun-08 Jun-17 2 12 120 0 615811    PLC 221(d)(4) Titusville FL 13,944,872.34 5.875 5.375 0.500 Nov-45 76,302.13 468 461 7 Nov-06 Nov-07 Nov-15 9 5 101 0 635216    PLC 221(d)(4) Chicago IL 13,469,261.99 5.760 5.510 0.250 Apr-46 72,429.40 470 466 4 Feb-07 May-09 May-16 12 23 107 0 615794    PLC 223(a)(7) Fairburn GA 11,057,045.51 5.500 5.250 0.250 May-47 57,061.73 481 479 2 Apr-07 Jun-08 Jun-17 2 12 120 0 629326    PLC 221(d)(4) Nashville TN 10,968,393.40 5.650 5.400 0.250 Sep-46 57,988.89 472 471 1 May-07 Sep-09 Sep-16 12 27 111 0 561129    PLC 221(d)(4) Spotsylvania VA 10,594,694.19 6.750 6.500 0.250 Jun-43 65,391.33 477 432 45 Sep-03 Mar-08 Mar-13 4 9 69 0 621603    CLC 221(d)(4) Lexington SC 9,000,000.00 5.875 5.625 0.250 Jan-48 48,737.26 500 487 13 May-06 Nov-08 Nov-17 2 17 125 7 636387    CLC 221(d)(4) Bossier City LA 8,930,021.00 5.830 5.580 0.250 Jun-47 48,080.09 497 480 17 Jan-06 Jun-09 Jun-17 3 24 120 0 628824    PLC 232 Harrisburg PA 8,459,297.25 5.250 5.000 0.250 Mar-47 42,403.98 478 477 1 May-07 Mar-08 Mar-17 2 9 117 0 653471    PLC 223(f) Indianapolis IN 7,219,750.89 5.850 5.600 0.250 May-42 40,470.99 420 419 1 May-07 N/A Apr-10 14 N/A 34 0 639924    PLC 223(f) Blacksburg VA 6,189,416.97 5.320 5.070 0.250 Apr-42 32,565.13 420 418 2 Apr-07 Apr-08 Apr-17 2 10 118 0 662214    PLC 232/223(f) Sioux City IA 6,183,482.48 6.150 5.900 0.250 Apr-42 35,931.50 420 418 2 Apr-07 May-08 May-17 2 11 119 0 653424    PLC 213 Red Wing MN 5,723,261.06 5.420 4.920 0.500 Apr-47 29,242.38 480 478 2 Apr-07 May-08 May-17 1 11 119 0 601456    PLC 221(d)(4) Pittsburgh PA 5,582,045.06 5.125 4.875 0.250 Jun-45 27,825.19 463 456 7 Nov-06 N/A Sep-14 8 N/A 87 0 653418    PLC 223(f) Philadelphia PA 4,695,616.98 6.350 6.100 0.250 Mar-42 27,941.10 420 417 3 Mar-07 Apr-08 Apr-17 7 10 118 0 661712    PLC 232/223(f) Mayfield OH 4,603,800.00 6.000 5.750 0.250 Jun-42 26,250.39 421 420 1 May-07 Jul-08 Jul-17 1 13 121 0 655512    PLC 207/223(f) Pittsburgh PA 4,422,608.55 5.250 5.000 0.250 Apr-42 23,068.92 421 418 3 Mar-07 Apr-08 Apr-17 7 10 118 0 634607    PLC 221(d)(4) Flint MI 4,350,000.00 6.200 5.950 0.250 Jun-47 24,543.52 481 480 1 May-07 Jul-09 Jul-17 3 25 121 0 662230    PLC 207/223(f) Knoxville TN 4,067,800.00 6.000 5.750 0.250 Jun-42 23,194.18 421 420 1 May-07 Jun-09 Jun-17 3 24 120 0 645525    PLC 213 Fairmont MN 4,057,049.95 5.450 4.950 0.500 Jan-47 20,848.44 477 475 2 Apr-07 Nov-07 Nov-16 1 5 113 0 372751    PLC 232 Friendwood TX 3,902,072.96 8.550 8.125 0.425 May-38 29,952.58 470 371 99 Mar-99 Sep-07 N/A 5 3 3 0 629910    PLC 223(f) Beaumont TX 3,866,495.99 5.450 5.200 0.250 May-40 21,080.26 396 395 1 May-07 May-08 May-17 2 11 119 0 643473    CLC 221(d)(4) Fayetteville NC 3,813,430.00 5.980 5.730 0.250 Oct-47 20,928.87 496 484 12 Jun-06 Jun-09 Jun-17 3 24 120 4 663984    PLC 207/223(f) Indianapolis IN 3,295,171.21 5.830 5.550 0.280 Apr-42 18,441.04 420 418 2 Apr-07 Apr-08 Apr-17 2 10 118 0 653433    PLC 207/223(f) Kansas City MO 3,235,055.58 6.250 6.000 0.250 May-42 19,004.84 420 419 1 May-07 Jun-08 Jun-17 7 12 120 0 639304    PLC 232 Gardendale AL 3,211,348.00 5.700 5.450 0.250 Dec-46 17,058.79 474 474 0 Jun-07 Nov-09 Nov-16 12 29 113 0 645530    CLC 221(d)(4) Detroit MI 3,010,819.00 6.040 5.600 0.440 Mar-47 16,649.96 492 477 15 Mar-06 Jan-08 Jan-17 1 7 115 0 636648    CLC 241 Kalispell MT 2,846,366.00 6.100 5.720 0.380 Oct-38 16,891.60 388 376 12 Jun-06 Nov-08 Nov-16 3 17 113 0 656432    PLC 207/223(f) Canton OH 2,504,187.69 5.870 5.620 0.250 May-42 14,070.85 420 419 1 May-07 May-09 May-17 3 23 119 0 666235    PLC 207/223(f) Bellefonte PA 2,409,465.30 6.150 5.900 0.250 May-42 13,991.58 421 419 2 Apr-07 Apr-08 Apr-17 1 10 118 0 663089    PLC 232/223(f) Pocatello ID 2,312,029.11 5.850 5.470 0.380 May-37 13,653.59 361 359 2 Apr-07 Jun-08 Jun-17 1 12 120 0 662227    PLC 223(a)(7) Orlando FL 2,174,600.73 5.800 5.550 0.250 May-42 12,117.57 420 419 1 May-07 Apr-09 Apr-17 3 22 118 0 639893    CLC 231 Portland OR 2,135,058.00 6.150 5.900 0.250 Apr-47 11,971.39 487 478 9 Sep-06 May-09 May-17 3 23 119 0 641468    PLC 207/223(f) Cleveland OH 2,063,655.18 6.250 6.000 0.250 Apr-42 12,131.35 420 418 2 Apr-07 May-08 May-17 2 11 119 0 625865    PLC 207/223(f) Round Rock TX 1,971,705.72 6.100 5.850 0.250 Apr-28 13,949.71 251 250 1 May-07 May-08 May-17 2 11 119 0 663994    PLC 207/223(f) Weatherford TX 1,969,551.53 5.800 5.520 0.280 May-42 10,974.97 420 419 1 May-07 May-08 May-17 2 11 119 0 645528    CLC 221(d)(4) Detroit MI 1,890,776.00 6.040 5.600 0.440 Mar-47 10,456.08 492 477 15 Mar-06 Jan-08 Jan-17 1 7 115 0 612603    PLC 221(d)(4) Calhoun GA 1,856,023.04 5.985 5.735 0.250 Feb-46 10,278.78 468 464 4 Feb-07 Feb-11 Feb-16 4 44 104 0 661711    PLC 221(d)(3)/223(a)(7) Shreveport LA 1,823,753.73 5.640 5.140 0.500 May-37 10,527.06 360 359 1 May-07 Jun-08 Jun-17 2 12 120 0 658989    PLC 241(f)/223(a)(7) South Sioux City NE 1,749,962.26 5.950 5.700 0.250 Oct-34 10,811.54 330 328 2 Apr-07 N/A Apr-09 13 N/A 22 0 474612    PLC 223(f) Ft. Washington MD 1,683,620.60 6.875 6.625 0.250 Oct-24 13,873.77 306 208 98 Apr-99 Apr-04 Apr-09 15 0 22 0 663987    PLC 207/223(f) San Antonio TX 1,682,079.88 5.910 5.630 0.280 Apr-42 9,503.25 420 418 2 Apr-07 Apr-08 Apr-17 2 10 118 0 608335    PLC 223(f) Portland TN 1,608,122.90 5.750 5.500 0.250 Mar-37 9,414.20 360 357 3 Mar-07 Apr-08 Apr-17 2 10 118 0 660217    PLC 223(a)(7) Pittsburgh PA 1,600,976.13 6.135 5.880 0.255 Apr-31 10,665.82 288 286 2 Apr-07 May-08 May-17 2 11 119 0 649193    PLC 207/223(f) Pulaski TN 1,516,229.48 6.400 5.900 0.500 May-42 9,062.25 420 419 1 May-07 May-08 May-17 1 11 119 0 653476    PLC 223(a)(7) Columbus OH 1,455,500.57 5.500 5.250 0.250 Oct-18 14,405.76 137 136 1 May-07 Jun-08 Jun-17 2 12 120 0 662233    PLC 207/223(f) Chapel Hill NC 1,454,200.00 6.100 5.850 0.250 Jun-42 8,389.59 421 420 1 May-07 Jun-09 Jun-17 3 24 120 0 645526    CLC 221(d)(4) Detroit MI 1,425,584.00 6.040 5.600 0.440 Mar-47 7,883.54 492 477 15 Mar-06 Jan-08 Jan-17 1 7 115 0 653472    PLC 223(a)(7) Indianapolis IN 1,395,286.65 5.250 5.000 0.250 Feb-19 13,349.29 141 140 1 May-07 Mar-08 Mar-17 2 9 117 0 * Based on public available information, including the disclosure documents for the Ginnie Mae Multifamily Certificates, the information with respect to the Mortgage Loans set forth on this Exhibit A has been collected and summarized by the sponsor. †   The principal and interest amounts shown in this column reflect only those amounts that are due in respect of the portion of each applicable Ginnie Mae Project Loan Certificate that is a Trust PLC or each Ginnie Mae Construction Loan Certificate that is a Trust CLC. Because Ginnie Mae Construction Loans are not entitled to receive principal payments, the amounts identified for each Trust CLC are based upon the assumption that the Trust CLC has converted to a Trust PLC. ††   The remaining interest only period reflects the number of months remaining during which the Ginnie Mae Construction Loan Certificate is expected to remain outstanding, based on the remaining construction period for the Ginnie Mae Construction Loan Certificate. A-1