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: 1; COMPND 2 MOLECULE: IGA1; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: CHAINS A AND B, HEAVY, CHAINS C AND D, ; EXPDTA SOLUTION SCATTERING DBREF 1IGA B 123 475 UNP P01876 IGHA1_HUMAN 1 353 SEQRES 1 B 118 THR PRO PRO THR PRO SER PRO SER THR PRO PRO THR PRO SEQRES 2 B 118 SER PRO SER CYS CYS HIS PRO ARG LEU SER LEU HIS ARG SEQRES 3 B 118 PRO ALA LEU GLU ASP LEU LEU LEU GLY SER GLU ALA ASN SEQRES 4 B 118 LEU THR CYS THR LEU THR GLY LEU ARG ASP ALA SER GLY SEQRES 5 B 118 VAL THR PHE THR TRP THR PRO SER SER GLY LYS SER ALA SEQRES 6 B 118 VAL GLN GLY PRO PRO GLU ARG ASP LEU CYS GLY CYS TYR SEQRES 7 B 118 SER VAL SER SER VAL LEU PRO GLY CYS ALA GLU PRO TRP SEQRES 8 B 118 ASN HIS GLY LYS THR PHE THR CYS THR ALA ALA TYR PRO SEQRES 9 B 118 GLU SER LYS THR PRO LEU THR ALA THR LEU SER LYS SER SEQRES 10 B 118 GLY ATOM 1 CA THR B 228 -43.777 4.010 -18.101 1.00 0.00 ATOM 2 CA PRO B 229 -40.520 4.458 -15.927 1.00 0.00 ATOM 3 CA PRO B 230 -37.075 5.682 -14.269 1.00 0.00 ATOM 4 CA THR B 231 -33.708 5.399 -12.064 1.00 0.00 ATOM 5 CA PRO B 232 -30.964 6.876 -9.479 1.00 0.00 ATOM 6 CA SER B 233 -27.199 7.255 -8.066 1.00 0.00 ATOM 7 CA PRO B 234 -24.404 7.250 -5.161 1.00 0.00 ATOM 8 CA SER B 235 -21.174 8.958 -3.480 1.00 0.00 ATOM 9 CA THR B 236 -17.248 9.020 -2.681 1.00 0.00 ATOM 10 CA PRO B 237 -14.562 9.857 0.143 1.00 0.00 ATOM 11 CA PRO B 238 -11.532 12.388 0.251 1.00 0.00 ATOM 12 CA THR B 239 -8.190 10.729 -0.961 1.00 0.00 ATOM 13 CA PRO B 240 -4.522 12.331 -1.110 1.00 0.00 ATOM 14 CA SER B 241 -1.885 13.810 -3.025 1.00 0.00 ATOM 15 CA PRO B 242 -1.117 16.869 -5.652 1.00 0.00 ATOM 16 CA SER B 243 0.531 19.044 -8.461 1.00 0.00 ATOM 17 CA CYS B 244 1.083 18.914 -11.464 1.00 0.00 ATOM 18 CA CYS B 245 4.240 17.594 -9.737 1.00 0.00 ATOM 19 CA HIS B 246 5.250 15.059 -6.961 1.00 0.00 ATOM 20 CA PRO B 247 8.771 13.339 -7.080 1.00 0.00 ATOM 21 CA ARG B 248 8.412 9.480 -7.269 1.00 0.00 ATOM 22 CA LEU B 249 11.389 7.051 -7.897 1.00 0.00 ATOM 23 CA SER B 250 10.422 3.684 -9.566 1.00 0.00 ATOM 24 CA LEU B 251 12.588 0.657 -10.614 1.00 0.00 ATOM 25 CA HIS B 252 11.118 -1.580 -13.400 1.00 0.00 ATOM 26 CA ARG B 253 12.902 -5.035 -13.516 1.00 0.00 ATOM 27 CA PRO B 254 14.103 -6.930 -16.703 1.00 0.00 ATOM 28 CA ALA B 255 11.596 -9.391 -18.388 1.00 0.00 ATOM 29 CA LEU B 256 12.074 -13.220 -17.864 1.00 0.00 ATOM 30 CA GLU B 257 11.653 -14.353 -21.555 1.00 0.00 ATOM 31 CA ASP B 258 14.152 -11.739 -23.003 1.00 0.00 ATOM 32 CA LEU B 259 16.924 -12.375 -20.364 1.00 0.00 ATOM 33 CA LEU B 260 16.631 -16.222 -20.861 1.00 0.00 ATOM 34 CA LEU B 261 16.364 -16.236 -24.739 1.00 0.00 ATOM 35 CA GLY B 262 19.592 -14.437 -25.902 1.00 0.00 ATOM 36 CA SER B 263 20.808 -12.532 -22.718 1.00 0.00 ATOM 37 CA GLU B 264 18.633 -9.364 -23.251 1.00 0.00 ATOM 38 CA ALA B 265 17.978 -7.648 -19.844 1.00 0.00 ATOM 39 CA ASN B 266 17.652 -3.914 -18.958 1.00 0.00 ATOM 40 CA LEU B 267 16.974 -2.666 -15.397 1.00 0.00 ATOM 41 CA THR B 268 15.085 0.603 -15.848 1.00 0.00 ATOM 42 CA CYS B 269 15.176 3.616 -13.467 1.00 0.00 ATOM 43 CA THR B 270 12.298 6.125 -13.660 1.00 0.00 ATOM 44 CA LEU B 271 12.145 9.451 -11.690 1.00 0.00 ATOM 45 CA THR B 272 8.526 10.727 -11.750 1.00 0.00 ATOM 46 CA GLY B 273 7.603 13.961 -9.826 1.00 0.00 ATOM 47 CA LEU B 274 10.656 16.309 -10.316 1.00 0.00 ATOM 48 CA ARG B 275 9.004 19.855 -10.325 1.00 0.00 ATOM 49 CA ASP B 276 9.833 22.898 -12.628 1.00 0.00 ATOM 50 CA ALA B 277 13.432 24.158 -13.547 1.00 0.00 ATOM 51 CA SER B 278 15.237 20.892 -12.736 1.00 0.00 ATOM 52 CA GLY B 279 17.679 18.001 -13.589 1.00 0.00 ATOM 53 CA VAL B 280 18.398 14.458 -12.215 1.00 0.00 ATOM 54 CA THR B 281 21.891 12.867 -11.663 1.00 0.00 ATOM 55 CA PHE B 282 22.035 9.044 -11.808 1.00 0.00 ATOM 56 CA THR B 283 24.566 6.687 -10.071 1.00 0.00 ATOM 57 CA TRP B 284 24.221 2.968 -11.148 1.00 0.00 ATOM 58 CA THR B 285 26.292 0.023 -9.709 1.00 0.00 ATOM 59 CA PRO B 286 28.106 -1.966 -12.520 1.00 0.00 ATOM 60 CA SER B 287 26.988 -5.545 -13.512 1.00 0.00 ATOM 61 CA SER B 288 29.315 -8.482 -12.502 1.00 0.00 ATOM 62 CA GLY B 289 31.721 -8.464 -15.554 1.00 0.00 ATOM 63 CA LYS B 290 32.833 -4.801 -14.830 1.00 0.00 ATOM 64 CA SER B 291 30.028 -3.162 -16.926 1.00 0.00 ATOM 65 CA ALA B 292 28.186 0.197 -16.314 1.00 0.00 ATOM 66 CA VAL B 293 26.398 1.764 -19.392 1.00 0.00 ATOM 67 CA GLN B 294 23.518 4.383 -19.174 1.00 0.00 ATOM 68 CA GLY B 295 21.257 6.696 -21.356 1.00 0.00 ATOM 69 CA PRO B 296 19.146 9.353 -19.468 1.00 0.00 ATOM 70 CA PRO B 297 16.594 11.627 -21.359 1.00 0.00 ATOM 71 CA GLU B 298 14.248 14.172 -19.593 1.00 0.00 ATOM 72 CA ARG B 299 10.561 13.665 -20.578 1.00 0.00 ATOM 73 CA ASP B 300 7.735 16.026 -19.367 1.00 0.00 ATOM 74 CA LEU B 301 4.841 13.609 -18.370 1.00 0.00 ATOM 75 CA CYS B 302 1.411 15.000 -17.136 1.00 0.00 ATOM 76 CA GLY B 303 3.018 18.472 -16.752 1.00 0.00 ATOM 77 CA CYS B 304 6.421 17.679 -15.039 1.00 0.00 ATOM 78 CA TYR B 305 9.934 16.187 -15.830 1.00 0.00 ATOM 79 CA SER B 306 10.863 12.426 -15.652 1.00 0.00 ATOM 80 CA VAL B 307 14.577 11.323 -15.905 1.00 0.00 ATOM 81 CA SER B 308 14.294 7.746 -17.163 1.00 0.00 ATOM 82 CA SER B 309 17.714 6.084 -17.371 1.00 0.00 ATOM 83 CA VAL B 310 18.382 2.441 -18.439 1.00 0.00 ATOM 84 CA LEU B 311 21.271 0.026 -17.563 1.00 0.00 ATOM 85 CA PRO B 312 21.700 -2.904 -20.090 1.00 0.00 ATOM 86 CA GLY B 313 22.601 -6.236 -18.361 1.00 0.00 ATOM 87 CA CYS B 314 23.715 -9.829 -19.098 1.00 0.00 ATOM 88 CA ALA B 315 21.939 -13.103 -18.012 1.00 0.00 ATOM 89 CA GLU B 316 24.766 -14.321 -15.610 1.00 0.00 ATOM 90 CA PRO B 317 24.591 -11.408 -12.995 1.00 0.00 ATOM 91 CA TRP B 318 20.724 -11.763 -12.855 1.00 0.00 ATOM 92 CA ASN B 319 20.797 -15.663 -12.673 1.00 0.00 ATOM 93 CA HIS B 320 23.765 -15.954 -10.147 1.00 0.00 ATOM 94 CA GLY B 321 22.707 -13.125 -7.699 1.00 0.00 ATOM 95 CA LYS B 322 23.712 -9.435 -8.304 1.00 0.00 ATOM 96 CA THR B 323 22.276 -6.301 -6.517 1.00 0.00 ATOM 97 CA PHE B 324 21.495 -3.410 -8.955 1.00 0.00 ATOM 98 CA THR B 325 21.424 -0.006 -7.244 1.00 0.00 ATOM 99 CA CYS B 326 20.030 3.136 -8.937 1.00 0.00 ATOM 100 CA THR B 327 21.033 6.080 -6.716 1.00 0.00 ATOM 101 CA ALA B 328 19.597 9.407 -7.896 1.00 0.00 ATOM 102 CA ALA B 329 20.720 12.879 -6.578 1.00 0.00 ATOM 103 CA TYR B 330 18.756 16.231 -6.886 1.00 0.00 ATOM 104 CA PRO B 331 19.101 19.464 -4.693 1.00 0.00 ATOM 105 CA GLU B 332 15.344 19.682 -3.682 1.00 0.00 ATOM 106 CA SER B 333 15.541 15.932 -2.635 1.00 0.00 ATOM 107 CA LYS B 334 17.613 16.453 0.619 1.00 0.00 ATOM 108 CA THR B 335 18.355 12.666 0.893 1.00 0.00 ATOM 109 CA PRO B 336 19.583 11.269 -2.533 1.00 0.00 ATOM 110 CA LEU B 337 17.269 8.268 -3.308 1.00 0.00 ATOM 111 CA THR B 338 18.817 4.806 -3.532 1.00 0.00 ATOM 112 CA ALA B 339 16.711 1.881 -4.949 1.00 0.00 ATOM 113 CA THR B 340 18.330 -1.615 -5.157 1.00 0.00 ATOM 114 CA LEU B 341 17.060 -4.677 -7.068 1.00 0.00 ATOM 115 CA SER B 342 18.138 -8.401 -7.472 1.00 0.00 ATOM 116 CA LYS B 343 16.877 -12.079 -7.676 1.00 0.00 ATOM 117 CA SER B 344 14.486 -13.624 -5.027 1.00 0.00 ATOM 118 CA GLY B 345 14.870 -15.926 -1.930 1.00 0.00 TER