HEADER IMMUNOGLOBULIN 23-DEC-98 1IGA TITLE MODEL OF HUMAN IGA1 DETERMINED BY SOLUTION SCATTERING CURVE-FITTING TITLE 2 AND HOMOLOGY MODELLING COMPND MOL_ID: 2; COMPND 2 MOLECULE: IGA1; COMPND 3 CHAIN: C, D; COMPND 4 FRAGMENT: CHAINS A AND B, HEAVY, CHAINS C AND D, ; EXPDTA SOLUTION SCATTERING DBREF 1IGA C 1 214 EMBL X95747 CAA65058 23 234 SEQRES 1 C 107 GLU LEU VAL MET THR GLN SER PRO SER SER LEU SER ALA SEQRES 2 C 107 SER VAL GLY ASP ARG VAL ASN ILE ALA CYS ARG ALA SER SEQRES 3 C 107 GLN GLY ILE SER SER ALA LEU ALA TRP TYR GLN GLN LYS SEQRES 4 C 107 PRO GLY LYS ALA PRO ARG LEU LEU ILE TYR ASP ALA SER SEQRES 5 C 107 ASN LEU GLU SER GLY VAL PRO SER ARG PHE SER GLY SER SEQRES 6 C 107 GLY SER GLY THR ASP PHE THR LEU THR ILE SER SER LEU SEQRES 7 C 107 GLN PRO GLU ASP PHE ALA ILE TYR TYR CYS GLN GLN PHE SEQRES 8 C 107 ASN SER TYR PRO LEU THR PHE GLY GLY GLY THR LYS VAL SEQRES 9 C 107 GLU ILE LYS ATOM 1 CA GLU C 1 111.336 16.821 -16.878 1.00 0.00 ATOM 2 CA LEU C 2 110.312 15.553 -20.303 1.00 0.00 ATOM 3 CA VAL C 3 106.977 17.074 -21.182 1.00 0.00 ATOM 4 CA MET C 4 104.236 14.868 -22.694 1.00 0.00 ATOM 5 CA THR C 5 101.551 16.796 -24.583 1.00 0.00 ATOM 6 CA GLN C 6 98.376 15.111 -25.864 1.00 0.00 ATOM 7 CA SER C 7 96.217 16.267 -28.695 1.00 0.00 ATOM 8 CA PRO C 8 93.240 16.789 -28.530 1.00 0.00 ATOM 9 CA SER C 9 91.910 17.339 -25.035 1.00 0.00 ATOM 10 CA SER C 10 88.393 16.122 -26.004 1.00 0.00 ATOM 11 CA LEU C 11 86.749 14.329 -28.914 1.00 0.00 ATOM 12 CA SER C 12 83.177 13.141 -29.493 1.00 0.00 ATOM 13 CA ALA C 13 82.738 10.490 -32.184 1.00 0.00 ATOM 14 CA SER C 14 80.037 7.985 -33.142 1.00 0.00 ATOM 15 CA VAL C 15 80.399 4.262 -32.595 1.00 0.00 ATOM 16 CA GLY C 16 82.155 2.656 -35.546 1.00 0.00 ATOM 17 CA ASP C 17 84.323 5.732 -36.079 1.00 0.00 ATOM 18 CA ARG C 18 88.080 5.487 -36.081 1.00 0.00 ATOM 19 CA VAL C 19 89.735 7.851 -33.575 1.00 0.00 ATOM 20 CA ASN C 20 93.441 8.818 -33.324 1.00 0.00 ATOM 21 CA ILE C 21 94.944 10.602 -30.210 1.00 0.00 ATOM 22 CA ALA C 22 98.461 12.077 -30.504 1.00 0.00 ATOM 23 CA CYS C 23 101.101 12.463 -27.792 1.00 0.00 ATOM 24 CA ARG C 24 104.369 14.420 -28.233 1.00 0.00 ATOM 25 CA ALA C 25 107.481 13.985 -26.187 1.00 0.00 ATOM 26 CA SER C 26 109.422 17.310 -25.807 1.00 0.00 ATOM 27 CA GLN C 27 112.467 15.199 -26.843 1.00 0.00 ATOM 28 CA GLY C 28 113.224 11.658 -28.064 1.00 0.00 ATOM 29 CA ILE C 29 112.103 8.719 -25.908 1.00 0.00 ATOM 30 CA SER C 30 112.637 5.889 -28.437 1.00 0.00 ATOM 31 CA SER C 31 109.714 3.492 -27.748 1.00 0.00 ATOM 32 CA ALA C 32 109.285 4.088 -24.029 1.00 0.00 ATOM 33 CA LEU C 33 105.699 5.088 -24.114 1.00 0.00 ATOM 34 CA ALA C 34 102.723 3.382 -22.433 1.00 0.00 ATOM 35 CA TRP C 35 98.968 4.332 -22.938 1.00 0.00 ATOM 36 CA TYR C 36 96.315 4.049 -20.142 1.00 0.00 ATOM 37 CA GLN C 37 92.555 4.081 -20.155 1.00 0.00 ATOM 38 CA GLN C 38 90.818 5.563 -17.078 1.00 0.00 ATOM 39 CA LYS C 39 87.056 5.267 -16.733 1.00 0.00 ATOM 40 CA PRO C 40 85.845 8.108 -14.564 1.00 0.00 ATOM 41 CA GLY C 41 86.357 7.215 -10.914 1.00 0.00 ATOM 42 CA LYS C 42 88.617 4.238 -11.348 1.00 0.00 ATOM 43 CA ALA C 43 92.150 3.250 -11.343 1.00 0.00 ATOM 44 CA PRO C 44 93.910 3.691 -14.720 1.00 0.00 ATOM 45 CA ARG C 45 94.372 0.545 -16.915 1.00 0.00 ATOM 46 CA LEU C 46 97.274 -0.391 -19.176 1.00 0.00 ATOM 47 CA LEU C 47 96.421 -0.792 -22.872 1.00 0.00 ATOM 48 CA ILE C 48 99.737 -0.466 -24.675 1.00 0.00 ATOM 49 CA TYR C 49 103.429 -0.531 -23.539 1.00 0.00 ATOM 50 CA ASP C 50 106.634 0.034 -25.620 1.00 0.00 ATOM 51 CA ALA C 51 104.598 2.287 -28.010 1.00 0.00 ATOM 52 CA SER C 52 102.953 -0.617 -29.793 1.00 0.00 ATOM 53 CA ASN C 53 102.601 -3.809 -27.654 1.00 0.00 ATOM 54 CA LEU C 54 98.997 -4.559 -26.504 1.00 0.00 ATOM 55 CA GLU C 55 98.739 -5.748 -22.961 1.00 0.00 ATOM 56 CA SER C 56 97.121 -9.249 -22.636 1.00 0.00 ATOM 57 CA GLY C 57 93.267 -9.123 -22.625 1.00 0.00 ATOM 58 CA VAL C 58 92.996 -5.613 -24.307 1.00 0.00 ATOM 59 CA PRO C 59 90.677 -5.658 -27.367 1.00 0.00 ATOM 60 CA SER C 60 92.315 -5.927 -30.755 1.00 0.00 ATOM 61 CA ARG C 61 90.694 -2.577 -31.835 1.00 0.00 ATOM 62 CA PHE C 62 93.319 -0.654 -29.820 1.00 0.00 ATOM 63 CA SER C 63 96.693 -0.097 -31.563 1.00 0.00 ATOM 64 CA GLY C 64 99.607 2.325 -30.987 1.00 0.00 ATOM 65 CA SER C 65 102.425 3.672 -33.155 1.00 0.00 ATOM 66 CA GLY C 66 105.350 6.119 -33.074 1.00 0.00 ATOM 67 CA SER C 67 108.982 6.274 -32.151 1.00 0.00 ATOM 68 CA GLY C 68 111.197 9.135 -31.099 1.00 0.00 ATOM 69 CA THR C 69 108.904 11.998 -30.310 1.00 0.00 ATOM 70 CA ASP C 70 105.422 11.435 -31.882 1.00 0.00 ATOM 71 CA PHE C 71 103.090 8.620 -30.836 1.00 0.00 ATOM 72 CA THR C 72 99.465 7.738 -31.898 1.00 0.00 ATOM 73 CA LEU C 73 96.846 5.570 -30.203 1.00 0.00 ATOM 74 CA THR C 74 94.102 4.434 -32.696 1.00 0.00 ATOM 75 CA ILE C 75 90.729 2.947 -31.663 1.00 0.00 ATOM 76 CA SER C 76 89.610 1.455 -34.955 1.00 0.00 ATOM 77 CA SER C 77 85.850 1.042 -34.293 1.00 0.00 ATOM 78 CA LEU C 78 84.767 3.112 -31.308 1.00 0.00 ATOM 79 CA GLN C 79 82.393 1.266 -29.000 1.00 0.00 ATOM 80 CA PRO C 80 80.187 2.804 -26.020 1.00 0.00 ATOM 81 CA GLU C 81 82.383 1.151 -23.455 1.00 0.00 ATOM 82 CA ASP C 82 85.332 3.161 -24.798 1.00 0.00 ATOM 83 CA PHE C 83 84.176 6.348 -23.007 1.00 0.00 ATOM 84 CA ALA C 84 87.178 7.251 -20.844 1.00 0.00 ATOM 85 CA ILE C 85 90.126 9.643 -20.403 1.00 0.00 ATOM 86 CA TYR C 86 93.243 8.271 -22.175 1.00 0.00 ATOM 87 CA TYR C 87 96.879 9.112 -20.937 1.00 0.00 ATOM 88 CA CYS C 88 100.308 8.552 -22.348 1.00 0.00 ATOM 89 CA GLN C 89 103.291 8.215 -20.001 1.00 0.00 ATOM 90 CA GLN C 90 107.080 8.175 -20.835 1.00 0.00 ATOM 91 CA PHE C 91 109.575 5.952 -18.963 1.00 0.00 ATOM 92 CA ASN C 92 112.748 6.884 -20.734 1.00 0.00 ATOM 93 CA SER C 93 113.767 9.412 -18.072 1.00 0.00 ATOM 94 CA TYR C 94 113.083 10.182 -14.419 1.00 0.00 ATOM 95 CA PRO C 95 110.716 11.923 -13.344 1.00 0.00 ATOM 96 CA LEU C 96 108.379 9.625 -15.181 1.00 0.00 ATOM 97 CA THR C 97 105.728 11.917 -16.709 1.00 0.00 ATOM 98 CA PHE C 98 102.156 11.729 -17.975 1.00 0.00 ATOM 99 CA GLY C 99 100.394 13.623 -20.651 1.00 0.00 ATOM 100 CA GLY C 100 97.349 15.761 -19.864 1.00 0.00 ATOM 101 CA GLY C 101 94.524 13.419 -21.089 1.00 0.00 ATOM 102 CA THR C 102 92.167 13.066 -24.023 1.00 0.00 ATOM 103 CA LYS C 103 88.542 12.600 -22.919 1.00 0.00 ATOM 104 CA VAL C 104 86.569 10.590 -25.485 1.00 0.00 ATOM 105 CA GLU C 105 82.750 11.027 -25.286 1.00 0.00 ATOM 106 CA ILE C 106 80.352 8.942 -27.505 1.00 0.00 ATOM 107 CA LYS C 107 77.947 10.706 -29.979 1.00 0.00 TER