HEADER SPLICING 21-APR-08 3CW1 TITLE Crystal Structure of Human Spliceosomal U1 snRNP COMPND MOL_ID: 3; COMPND 2 MOLECULE: Small nuclear ribonucleoprotein-associated proteins B and COMPND 3 CHAIN: A, H, I, J; COMPND 4 FRAGMENT: residues ; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 5.49 ANGSTORMS REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 PHE I 48 REMARK 465 ARG I 49 REMARK 465 LYS I 50 REMARK 465 ILE I 51 REMARK 465 LYS I 52 REMARK 465 PRO I 53 REMARK 465 LYS I 54 REMARK 465 ASN I 55 REMARK 465 SER I 56 REMARK 465 LYS I 57 REMARK 465 GLN I 58 REMARK 465 ALA I 59 REMARK 465 GLU I 60 REMARK 465 ARG I 61 REMARK 465 GLU I 62 REMARK 465 GLU I 63 REMARK 465 LYS I 64 DBREF 3CW1 I 400 574 UNP P14678 RSMB_HUMAN 1 174 SEQRES 1 I 80 LYS MET LEU GLN HIS ILE ASP TYR ARG MET ARG CYS ILE SEQRES 2 I 80 LEU GLN ASP GLY ARG ILE PHE ILE GLY THR PHE LYS ALA SEQRES 3 I 80 PHE ASP LYS HIS MET ASN LEU ILE LEU CYS ASP CYS ASP SEQRES 4 I 80 GLU PHE ARG LYS ILE LYS PRO LYS ASN SER LYS GLN ALA SEQRES 5 I 80 GLU ARG GLU GLU LYS ARG VAL LEU GLY LEU VAL LEU LEU SEQRES 6 I 80 ARG GLY GLU ASN LEU VAL SER MET THR VAL GLU GLY PRO SEQRES 7 I 80 PRO PRO ATOM 1 CA LYS I 407 108.951 38.057 119.960 1.00231.61 ATOM 2 CA MET I 408 107.940 41.069 122.033 1.00231.61 ATOM 3 CA LEU I 409 106.524 42.701 119.291 1.00231.61 ATOM 4 CA GLN I 410 103.160 41.206 120.187 1.00231.61 ATOM 5 CA HIS I 411 102.080 44.407 122.004 1.00231.61 ATOM 6 CA ILE I 412 102.830 46.793 119.049 1.00231.61 ATOM 7 CA ASP I 413 99.822 48.983 118.007 1.00231.61 ATOM 8 CA TYR I 414 97.979 47.962 121.136 1.00231.61 ATOM 9 CA ARG I 415 95.702 50.113 123.225 1.00231.61 ATOM 10 CA MET I 416 97.745 49.545 126.327 1.00231.61 ATOM 11 CA ARG I 417 98.245 50.871 129.700 1.00231.61 ATOM 12 CA CYS I 418 101.681 52.065 130.831 1.00231.61 ATOM 13 CA ILE I 419 102.428 52.623 134.484 1.00231.61 ATOM 14 CA LEU I 420 105.315 54.782 135.738 1.00231.61 ATOM 15 CA GLN I 421 106.355 54.457 139.236 1.00231.61 ATOM 16 CA ASP I 422 104.896 57.596 140.380 1.00231.61 ATOM 17 CA GLY I 423 101.730 55.600 139.906 1.00231.61 ATOM 18 CA ARG I 424 100.699 57.708 136.890 1.00231.61 ATOM 19 CA ILE I 425 99.043 55.487 134.288 1.00231.61 ATOM 20 CA PHE I 426 99.660 56.289 130.660 1.00231.61 ATOM 21 CA ILE I 427 97.041 54.836 128.321 1.00231.61 ATOM 22 CA GLY I 428 97.741 54.986 124.612 1.00231.61 ATOM 23 CA THR I 429 98.156 53.314 121.278 1.00231.61 ATOM 24 CA PHE I 430 101.581 52.048 122.133 1.00231.61 ATOM 25 CA LYS I 431 103.369 52.702 118.866 1.00231.61 ATOM 26 CA ALA I 432 107.060 52.400 119.704 1.00231.61 ATOM 27 CA PHE I 433 109.427 50.961 122.329 1.00231.61 ATOM 28 CA ASP I 434 113.222 51.083 122.433 1.00231.61 ATOM 29 CA LYS I 435 115.578 48.748 124.314 1.00231.61 ATOM 30 CA HIS I 436 115.985 51.086 127.288 1.00231.61 ATOM 31 CA MET I 437 112.206 50.834 127.208 1.00231.61 ATOM 32 CA ASN I 438 111.417 54.345 126.148 1.00231.61 ATOM 33 CA LEU I 439 107.847 54.280 124.757 1.00231.61 ATOM 34 CA ILE I 440 106.121 56.307 122.064 1.00231.61 ATOM 35 CA LEU I 441 102.393 56.193 122.896 1.00231.61 ATOM 36 CA CYS I 442 99.691 57.699 120.672 1.00231.61 ATOM 37 CA ASP I 443 96.716 59.807 121.719 1.00231.61 ATOM 38 CA CYS I 444 98.027 59.579 125.267 1.00231.61 ATOM 39 CA ASP I 445 95.619 59.936 128.281 1.00231.61 ATOM 40 CA GLU I 446 96.951 60.250 131.859 1.00231.61 ATOM 41 CA ARG I 465 94.908 64.688 130.296 1.00231.61 ATOM 42 CA VAL I 466 95.302 64.344 126.541 1.00231.61 ATOM 43 CA LEU I 467 98.698 64.938 124.974 1.00231.61 ATOM 44 CA GLY I 468 98.851 64.498 121.110 1.00231.61 ATOM 45 CA LEU I 469 102.091 62.578 120.426 1.00231.61 ATOM 46 CA VAL I 470 104.306 61.295 123.234 1.00231.61 ATOM 47 CA LEU I 471 107.591 59.583 124.276 1.00231.61 ATOM 48 CA LEU I 472 107.336 58.271 127.771 1.00231.61 ATOM 49 CA ARG I 473 110.483 56.917 129.534 1.00231.61 ATOM 50 CA GLY I 474 111.675 53.381 129.931 1.00231.61 ATOM 51 CA GLU I 475 113.812 53.724 133.116 1.00231.61 ATOM 52 CA ASN I 476 110.719 54.535 135.281 1.00231.61 ATOM 53 CA LEU I 477 107.973 52.301 134.134 1.00231.61 ATOM 54 CA VAL I 478 106.335 49.391 135.905 1.00231.61 ATOM 55 CA SER I 479 103.799 47.680 133.656 1.00231.61 ATOM 56 CA MET I 480 102.085 47.773 130.281 1.00231.61 ATOM 57 CA THR I 481 98.703 46.127 129.923 1.00231.61 ATOM 58 CA VAL I 482 96.523 45.322 126.994 1.00231.61 ATOM 59 CA GLU I 483 93.623 47.622 127.054 1.00231.61 ATOM 60 CA GLY I 484 92.275 46.864 123.703 1.00231.61 ATOM 61 CA PRO I 485 93.393 46.231 120.197 1.00231.61 ATOM 62 CA PRO I 486 93.055 49.060 117.593 1.00231.61 ATOM 63 CA PRO I 487 90.265 51.409 118.775 1.00231.61 TER