Exhibit A Group 1 Trust Assets Characteristics of the Group 1 Ginnie Mae Multifamily Certificates and the Related Mortgage Loans* Pool Number 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 Prepayment Penalty Code Lockout/ Remaining Lockout Period Total Remaining Lockout and Prepayment Penalty Period (mos.) 601456 221(d)(4) Pittsburgh PA $14,958,360.60 5.125% 4.875% 0.250% Jun-45 $74,405.92 463 459 4 Nov-06 N/A Sep-14 12 N/A 90 659877 232/223(f) Peoria IL 12,391,041.83 5.250 5.000 0.250 Dec-41 64,487.74 419 417 2 Jan-07 Jan-08 Jan-17 2 10 118 659894 207/223(f) Kalamazoo MI 11,369,932.38 6.125 5.875 0.250 Jan-42 65,877.50 420 418 2 Jan-07 Jan-09 Jan-17 3 22 118 659905 207/223(f) New Haven CT 10,710,337.88 5.850 5.600 0.250 Jan-42 ** 419 418 1 Feb-07 Jan-08 Jan-17 2 10 118 659906 207/223(f) New Haven CT 10,428,419.92 5.850 5.600 0.250 Jan-42 ** 419 418 1 Feb-07 Jan-08 Jan-17 2 10 118 578216 221(d)(4) Houston TX 9,104,442.69 6.300 6.050 0.250 Jul-44 53,216.47 479 448 31 Aug-04 Jul-09 Jul-14 4 28 88 659879 232/223(f) Smithfield NC 8,189,334.23 5.780 5.530 0.250 Dec-41 45,592.62 420 417 3 Dec-06 Dec-08 Dec-16 3 21 117 608890 220 Manchester NH 7,932,200.35 6.400 6.150 0.250 Feb-46 46,154.59 477 467 10 May-06 Jan-11 Jan-16 14 46 106 618157 221(d)(4) Jersey Village TX 6,976,744.11 5.750 5.500 0.250 Jun-46 37,362.15 473 471 2 Jan-07 Nov-07 Nov-16 2 8 116 639902 223(a)(7) Boston MA 6,962,691.09 5.800 5.550 0.250 Oct-36 41,057.51 359 355 4 Nov-06 N/A Nov-11 14 N/A 56 639908 223(f) Charleston WV 6,865,225.13 6.000 5.750 0.250 Nov-41 39,255.85 419 416 3 Dec-06 Dec-07 Dec-16 2 9 117 612595 221(d)(4) North Logan UT 6,730,991.74 5.980 5.730 0.250 Dec-45 37,223.05 469 465 4 Nov-06 Dec-07 Dec-15 3 9 105 659883 207/223(f) Madison Heights MI 6,726,939.43 6.125 5.875 0.250 Dec-41 39,002.86 420 417 3 Dec-06 Dec-08 Dec-16 3 21 117 652126 232/223(f) Chico CA 6,321,864.84 5.750 5.500 0.250 Jan-42 35,043.79 421 418 3 Dec-06 Feb-09 Feb-17 3 23 119 659893 207/223(f) Chicago IL 6,002,840.98 5.750 5.500 0.250 Jan-42 33,275.35 421 418 3 Dec-06 Feb-09 Feb-17 3 23 119 655025 232/223(f) Prosser WA 5,853,053.24 5.770 5.520 0.250 Oct-41 32,596.17 418 415 3 Dec-06 Oct-08 Oct-16 3 19 115 659892 207/223(f) Barrington IL 5,480,820.07 5.750 5.500 0.250 Jan-42 30,381.66 421 418 3 Dec-06 Feb-09 Feb-17 3 23 119 631788 221(d)(4) Milwaukee WI 5,335,160.64 5.240 4.990 0.250 Nov-45 26,852.93 466 464 2 Jan-07 Nov-07 Nov-15 3 8 104 655026 232/223(f) Hermiston OR 5,271,833.08 5.770 5.520 0.250 Oct-41 29,359.30 418 415 3 Dec-06 Oct-08 Oct-16 3 19 115 659884 223(f)/223(a)(7) Lynchburg VA 5,246,400.24 5.350 5.100 0.250 Dec-41 27,728.43 419 417 2 Jan-07 Dec-08 Dec-16 3 21 117 636402 223(a)(7) Westland MI 5,157,798.91 5.700 5.450 0.250 Mar-42 28,377.55 423 420 3 Dec-06 Feb-09 Feb-17 3 23 119 655503 232/223(f) Monroeville PA 5,128,727.14 5.250 5.000 0.250 Feb-42 26,729.74 421 419 2 Jan-07 Feb-08 Feb-17 11 11 119 655027 232/223(f) Los Angeles CA 5,108,023.63 5.600 5.350 0.250 Nov-41 27,852.76 419 416 3 Dec-06 Nov-08 Nov-16 3 20 116 655008 232 Fairport NY 5,057,863.54 5.750 5.500 0.250 Apr-30 37,025.01 282 277 5 Oct-06 Nov-08 Nov-16 3 20 116 659876 207/223(f) Dallas TX 4,746,379.34 6.250 6.000 0.250 Dec-36 29,308.14 359 357 2 Jan-07 Jan-09 Jan-13 8 22 70 645606 223(f) Maywood CA 4,681,897.24 5.320 5.070 0.250 Jan-42 24,633.43 421 418 3 Dec-06 Feb-08 Feb-17 11 11 119 645601 223(a)(7) Brooklyn NY 4,388,427.81 6.300 6.050 0.250 Dec-36 27,240.37 360 357 3 Dec-06 N/A Dec-10 5 N/A 45 655028 232/223(f) Los Angeles CA 4,271,189.00 5.600 5.350 0.250 Sep-40 23,576.98 405 402 3 Dec-06 Nov-08 Nov-16 3 20 116 622346 223(a)(7) Paintsville KY 4,235,765.71 5.500 5.125 0.375 Feb-47 21,859.38 481 479 2 Jan-07 Jan-09 Jan-17 3 22 118 639912 223(a)(7) Blacksburg VA 4,184,594.45 5.510 5.260 0.250 Dec-31 25,843.19 300 297 3 Dec-06 Jan-07 Jan-09 6 0 22 659891 207/223(f) Glenview IL 4,109,766.28 5.750 5.500 0.250 Jan-42 22,781.54 421 418 3 Dec-06 Feb-09 Feb-17 3 23 119 659885 223(f)/223(a)(7) Roanoke VA 4,089,145.38 5.350 5.100 0.250 Dec-41 21,612.07 419 417 2 Jan-07 Dec-08 Dec-16 3 21 117 659875 232/223(f) Roseville IL 4,063,223.54 6.140 5.890 0.250 Dec-31 26,641.68 300 297 3 Dec-06 Jan-09 Jan-17 3 22 118 659890 207/223(f) Lansing IL 3,998,295.85 5.930 5.680 0.250 Jan-37 23,840.38 360 358 2 Jan-07 Feb-09 Feb-17 3 23 119 639914 223(f) Ogden UT 3,835,058.03 6.300 6.050 0.250 Jan-42 22,674.91 421 418 3 Dec-06 Jan-09 Jan-17 3 22 118 659878 223(f) Chickasha OK 3,525,323.75 6.000 5.750 0.250 Dec-41 20,143.66 420 417 3 Dec-06 Dec-08 Dec-16 3 21 117 653458 223(a)(7) Gary IN 3,232,069.09 6.000 5.625 0.375 Nov-33 20,268.92 323 320 3 Dec-06 Oct-07 Oct-16 2 7 115 659913 207/223(f) Raleigh NC 3,021,252.51 5.750 5.500 0.250 Feb-42 16,735.09 421 419 2 Jan-07 Feb-09 Feb-17 3 23 119 659920 207/223(f) Lenoir NC 3,010,600.00 5.850 5.600 0.250 Mar-42 16,863.94 421 420 1 Feb-07 Mar-09 Mar-17 3 24 120 641462 223(f) Pittsburgh PA 2,973,988.87 6.190 5.940 0.250 Jan-42 17,361.92 421 418 3 Dec-06 Jan-08 Jan-17 2 10 118 653463 223(a)(7) Noblesville IN 2,816,868.71 5.500 5.200 0.300 Sep-34 ** 331 330 1 Feb-07 Feb-08 Feb-17 2 11 119 659888 207/223(f) Wilmette IL 2,796,594.78 5.930 5.680 0.250 Jan-42 15,837.30 420 418 2 Jan-07 Feb-09 Feb-17 3 23 119 653409 223(f) Hinesville GA 2,738,781.21 5.790 5.540 0.250 Feb-42 15,243.16 421 419 2 Jan-07 Mar-08 Mar-17 11 12 120 655014 232/223(f) Woodville TX 2,717,628.11 5.650 5.400 0.250 Oct-41 14,919.49 419 415 4 Nov-06 Nov-07 Nov-16 2 8 116 659895 207/223(f) Geneva NY 2,441,186.95 5.550 5.200 0.350 Jan-42 13,210.25 420 418 2 Jan-07 Jan-08 Jan-17 2 10 118 641464 223(f) Philadelphia PA 2,425,573.80 6.250 6.000 0.250 Jan-42 14,258.91 421 418 3 Dec-06 Jan-08 Jan-17 2 10 118 659887 232/223(a)(7) Hillsboro IL 2,409,963.12 5.650 5.380 0.270 Dec-41 13,209.93 419 417 2 Jan-07 Dec-07 Dec-16 2 9 117 634617 223(f) Detroit MI 2,394,622.25 5.750 5.500 0.250 Dec-41 13,284.02 420 417 3 Dec-06 Dec-08 Dec-16 3 21 117 639907 223(a)(7) Dunbar WV 2,384,859.23 6.170 5.920 0.250 Jan-30 16,248.06 277 274 3 Dec-06 Dec-07 Dec-16 2 9 117 636350 221(d)(4) Salisbury MD 2,340,914.78 5.700 5.450 0.250 Aug-46 12,442.01 476 473 3 Dec-06 Sep-08 Sep-16 3 18 114 655502 207/223(f) Plum Borough PA 2,186,345.99 5.250 5.000 0.250 Jan-42 11,404.27 421 418 3 Dec-06 Jan-08 Jan-17 11 10 118 625862 207/223(f) Tulsa OK 1,887,239.01 5.350 5.100 0.250 Dec-34 10,889.52 336 333 3 Dec-06 Jan-09 Jan-17 3 22 118 629905 223(f) Houston TX 1,868,458.75 5.500 5.250 0.250 Dec-41 10,057.78 420 417 3 Dec-06 Dec-07 Dec-16 2 9 117 * 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. ** Pool Numbers 659905, 659906 and 653463 will have monthly principal and interest payments as described in this Supplement. See "Certain Additional Characteristics of the Mortgage Loans – Level Payments" in this Supplement. C-39