HEADER IMMUNE SYSTEM 21-MAR-08 3CM9 TITLE Solution Structure of Human SIgA2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: Immunoglobulin kappa light chain; COMPND 3 CHAIN: A, B, C, D; EXPDTA SOLUTION SCATTERING DBREF 3CM9 C 123 462 UNP P01877 IGHA2_HUMAN 1 340 SEQRES 1 C 123 HIS LEU LEU PRO PRO PRO SER GLU GLU LEU ALA LEU ASN SEQRES 2 C 123 GLU LEU VAL THR LEU THR CYS LEU ALA ARG GLY PHE SER SEQRES 3 C 123 PRO LYS ASP VAL LEU VAL ARG TRP LEU GLN GLY SER GLN SEQRES 4 C 123 GLU LEU PRO ARG GLU LYS TYR LEU THR TRP ALA SER ARG SEQRES 5 C 123 GLN GLU PRO SER GLN GLY THR THR THR PHE ALA VAL THR SEQRES 6 C 123 SER ILE LEU ARG VAL ALA ALA GLU ASP TRP LYS LYS GLY SEQRES 7 C 123 ASP THR PHE SER CYS MET VAL GLY HIS GLU ALA LEU PRO SEQRES 8 C 123 LEU ALA PHE THR GLN LYS THR ILE ASP ARG LEU ALA GLY SEQRES 9 C 123 LYS PRO THR HIS VAL ASN VAL SER VAL VAL MET ALA GLU SEQRES 10 C 123 VAL ASP GLY THR CYS TYR ATOM 1 CA HIS C 340 84.729 77.199 -57.802 0.00 0.00 ATOM 2 CA LEU C 341 85.066 73.442 -57.186 0.00 0.00 ATOM 3 CA LEU C 342 81.692 71.808 -56.481 0.00 0.00 ATOM 4 CA PRO C 343 81.171 68.594 -54.457 0.00 0.00 ATOM 5 CA PRO C 344 78.838 65.752 -55.609 0.00 0.00 ATOM 6 CA PRO C 345 75.185 66.064 -54.473 0.00 0.00 ATOM 7 CA SER C 346 73.391 63.925 -51.881 0.00 0.00 ATOM 8 CA GLU C 347 71.273 61.936 -54.354 0.00 0.00 ATOM 9 CA GLU C 348 74.320 61.193 -56.524 0.00 0.00 ATOM 10 CA LEU C 349 75.935 59.119 -53.763 0.00 0.00 ATOM 11 CA ALA C 350 73.345 56.433 -54.560 0.00 0.00 ATOM 12 CA LEU C 351 75.178 55.384 -57.745 0.00 0.00 ATOM 13 CA ASN C 352 78.317 53.214 -57.979 0.00 0.00 ATOM 14 CA GLU C 353 80.665 53.367 -60.991 0.00 0.00 ATOM 15 CA LEU C 354 80.760 57.162 -61.508 0.00 0.00 ATOM 16 CA VAL C 355 80.841 60.369 -59.416 0.00 0.00 ATOM 17 CA THR C 356 80.781 63.879 -60.934 0.00 0.00 ATOM 18 CA LEU C 357 83.262 66.498 -59.689 0.00 0.00 ATOM 19 CA THR C 358 82.306 69.916 -61.079 0.00 0.00 ATOM 20 CA CYS C 359 84.747 72.846 -60.855 0.00 0.00 ATOM 21 CA LEU C 360 83.228 75.959 -62.439 0.00 0.00 ATOM 22 CA ALA C 361 85.429 78.841 -63.594 0.00 0.00 ATOM 23 CA ARG C 362 83.518 81.957 -64.635 0.00 0.00 ATOM 24 CA GLY C 363 84.363 85.641 -64.984 0.00 0.00 ATOM 25 CA PHE C 364 87.026 85.355 -67.685 0.00 0.00 ATOM 26 CA SER C 365 87.912 86.824 -71.079 0.00 0.00 ATOM 27 CA PRO C 366 88.888 85.896 -73.695 0.00 0.00 ATOM 28 CA LYS C 367 87.373 82.412 -74.035 0.00 0.00 ATOM 29 CA ASP C 368 90.824 80.826 -74.409 0.00 0.00 ATOM 30 CA VAL C 369 91.261 78.685 -71.286 0.00 0.00 ATOM 31 CA LEU C 370 92.874 75.272 -70.744 0.00 0.00 ATOM 32 CA VAL C 371 91.338 73.154 -67.972 0.00 0.00 ATOM 33 CA ARG C 372 92.813 69.884 -66.632 0.00 0.00 ATOM 34 CA TRP C 373 92.487 67.519 -63.653 0.00 0.00 ATOM 35 CA LEU C 374 94.920 65.639 -61.393 0.00 0.00 ATOM 36 CA GLN C 375 95.032 62.785 -58.862 0.00 0.00 ATOM 37 CA GLY C 376 96.164 63.319 -55.278 0.00 0.00 ATOM 38 CA SER C 377 97.295 59.823 -54.278 0.00 0.00 ATOM 39 CA GLN C 378 98.929 58.537 -57.476 0.00 0.00 ATOM 40 CA GLU C 379 100.139 62.100 -58.223 0.00 0.00 ATOM 41 CA LEU C 380 99.266 61.536 -61.900 0.00 0.00 ATOM 42 CA PRO C 381 96.819 63.448 -64.153 0.00 0.00 ATOM 43 CA ARG C 382 93.274 62.157 -64.688 0.00 0.00 ATOM 44 CA GLU C 383 91.817 60.721 -67.908 0.00 0.00 ATOM 45 CA LYS C 384 88.006 60.833 -67.697 0.00 0.00 ATOM 46 CA TYR C 385 86.759 64.446 -67.926 0.00 0.00 ATOM 47 CA LEU C 386 84.988 66.808 -70.364 0.00 0.00 ATOM 48 CA THR C 387 84.843 70.528 -71.219 0.00 0.00 ATOM 49 CA TRP C 388 81.876 72.755 -72.161 0.00 0.00 ATOM 50 CA ALA C 389 81.612 76.082 -74.048 0.00 0.00 ATOM 51 CA SER C 390 79.109 78.915 -74.655 0.00 0.00 ATOM 52 CA ARG C 391 79.380 82.720 -74.917 0.00 0.00 ATOM 53 CA GLN C 392 77.336 85.187 -72.843 0.00 0.00 ATOM 54 CA GLU C 393 76.160 87.954 -75.189 0.00 0.00 ATOM 55 CA PRO C 394 73.008 89.682 -73.843 0.00 0.00 ATOM 56 CA SER C 395 71.443 92.970 -74.968 0.00 0.00 ATOM 57 CA GLN C 396 73.140 94.999 -72.220 0.00 0.00 ATOM 58 CA GLY C 397 76.791 95.954 -71.793 0.00 0.00 ATOM 59 CA THR C 398 78.095 92.930 -69.885 0.00 0.00 ATOM 60 CA THR C 399 80.034 89.981 -71.335 0.00 0.00 ATOM 61 CA THR C 400 82.263 87.365 -69.618 0.00 0.00 ATOM 62 CA PHE C 401 82.874 83.722 -70.597 0.00 0.00 ATOM 63 CA ALA C 402 82.456 80.861 -68.101 0.00 0.00 ATOM 64 CA VAL C 403 83.199 77.113 -68.123 0.00 0.00 ATOM 65 CA THR C 404 82.305 73.818 -66.429 0.00 0.00 ATOM 66 CA SER C 405 84.455 70.715 -65.850 0.00 0.00 ATOM 67 CA ILE C 406 83.233 67.207 -64.984 0.00 0.00 ATOM 68 CA LEU C 407 85.567 64.553 -63.542 0.00 0.00 ATOM 69 CA ARG C 408 83.930 61.127 -63.243 0.00 0.00 ATOM 70 CA VAL C 409 85.730 58.997 -60.643 0.00 0.00 ATOM 71 CA ALA C 410 84.636 56.002 -58.543 0.00 0.00 ATOM 72 CA ALA C 411 82.235 56.020 -55.586 0.00 0.00 ATOM 73 CA GLU C 412 84.506 54.072 -53.234 0.00 0.00 ATOM 74 CA ASP C 413 87.517 56.302 -53.965 0.00 0.00 ATOM 75 CA TRP C 414 85.707 59.574 -53.167 0.00 0.00 ATOM 76 CA LYS C 415 85.071 58.266 -49.640 0.00 0.00 ATOM 77 CA LYS C 416 88.648 57.139 -48.936 0.00 0.00 ATOM 78 CA GLY C 417 89.866 60.708 -48.506 0.00 0.00 ATOM 79 CA ASP C 418 91.655 61.518 -51.765 0.00 0.00 ATOM 80 CA THR C 419 92.131 65.121 -52.943 0.00 0.00 ATOM 81 CA PHE C 420 91.295 66.118 -56.553 0.00 0.00 ATOM 82 CA SER C 421 92.801 69.147 -58.354 0.00 0.00 ATOM 83 CA CYS C 422 91.181 71.305 -61.078 0.00 0.00 ATOM 84 CA MET C 423 93.954 73.361 -62.703 0.00 0.00 ATOM 85 CA VAL C 424 92.846 76.283 -64.883 0.00 0.00 ATOM 86 CA GLY C 425 95.123 78.287 -67.176 0.00 0.00 ATOM 87 CA HIS C 426 94.362 81.772 -68.493 0.00 0.00 ATOM 88 CA GLU C 427 96.273 84.959 -69.360 0.00 0.00 ATOM 89 CA ALA C 428 94.767 87.184 -66.648 0.00 0.00 ATOM 90 CA LEU C 429 95.932 84.708 -63.983 0.00 0.00 ATOM 91 CA PRO C 430 98.847 85.587 -61.631 0.00 0.00 ATOM 92 CA LEU C 431 101.269 83.023 -63.087 0.00 0.00 ATOM 93 CA ALA C 432 99.082 82.003 -66.038 0.00 0.00 ATOM 94 CA PHE C 433 98.086 79.051 -63.854 0.00 0.00 ATOM 95 CA THR C 434 95.731 78.577 -60.898 0.00 0.00 ATOM 96 CA GLN C 435 94.656 75.429 -59.014 0.00 0.00 ATOM 97 CA LYS C 436 91.829 74.741 -56.544 0.00 0.00 ATOM 98 CA THR C 437 91.055 71.442 -54.780 0.00 0.00 ATOM 99 CA ILE C 438 88.151 69.330 -53.486 0.00 0.00 ATOM 100 CA ASP C 439 88.204 66.959 -50.503 0.00 0.00 ATOM 101 CA ARG C 440 85.542 64.909 -48.685 0.00 0.00 ATOM 102 CA LEU C 441 87.148 66.016 -45.413 0.00 0.00 ATOM 103 CA ALA C 442 85.468 69.355 -44.781 0.00 0.00 ATOM 104 CA GLY C 443 86.607 71.388 -41.801 0.00 0.00 ATOM 105 CA LYS C 444 84.695 74.604 -41.141 0.00 0.00 ATOM 106 CA PRO C 445 87.414 77.273 -40.653 0.00 0.00 ATOM 107 CA THR C 446 86.716 79.064 -43.951 0.00 0.00 ATOM 108 CA HIS C 447 88.149 77.516 -47.130 0.00 0.00 ATOM 109 CA VAL C 448 91.868 76.802 -46.768 0.00 0.00 ATOM 110 CA ASN C 449 94.253 75.643 -49.509 0.00 0.00 ATOM 111 CA VAL C 450 97.122 73.120 -49.300 0.00 0.00 ATOM 112 CA SER C 451 100.739 73.916 -48.380 0.00 0.00 ATOM 113 CA VAL C 452 103.770 74.417 -50.656 0.00 0.00 ATOM 114 CA VAL C 453 105.477 71.560 -52.518 0.00 0.00 ATOM 115 CA MET C 454 108.701 72.468 -54.366 0.00 0.00 ATOM 116 CA ALA C 455 110.949 75.520 -53.890 0.00 0.00 ATOM 117 CA GLU C 456 114.136 77.215 -55.118 0.00 0.00 ATOM 118 CA VAL C 457 113.573 75.601 -58.532 0.00 0.00 ATOM 119 CA ASP C 458 111.554 77.710 -60.973 0.00 0.00 ATOM 120 CA GLY C 459 113.591 76.942 -64.083 0.00 0.00 ATOM 121 CA THR C 460 115.822 79.969 -64.684 0.00 0.00 ATOM 122 CA CYS C 461 118.105 78.737 -61.891 0.00 0.00 ATOM 123 CA TYR C 462 118.602 75.015 -62.545 0.00 0.00 TER