HEADER SPLICING 20-DEC-16 5MQF TITLE Cryo-EM structure of a human spliceosome activated for step 2 of TITLE 2 splicing (C* complex) COMPND MOL_ID: 18; COMPND 2 MOLECULE: Intron-binding protein aquarius; COMPND 3 CHAIN: U; EXPDTA ELECTRON MICROSCOPY 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 GLU U 609 REMARK 465 ASP U 610 REMARK 465 GLY U 611 REMARK 465 PRO U 612 DBREF 5MQF U 1 1485 UNP O60306 AQR_HUMAN 1 1485 MODRES 5MQF MSE U 65 MET modified residue MODRES 5MQF MSE U 79 MET modified residue MODRES 5MQF MSE U 92 MET modified residue MODRES 5MQF MSE U 97 MET modified residue MODRES 5MQF MSE U 174 MET modified residue MODRES 5MQF MSE U 176 MET modified residue MODRES 5MQF MSE U 207 MET modified residue MODRES 5MQF MSE U 244 MET modified residue MODRES 5MQF MSE U 257 MET modified residue MODRES 5MQF MSE U 304 MET modified residue MODRES 5MQF MSE U 326 MET modified residue MODRES 5MQF MSE U 424 MET modified residue MODRES 5MQF MSE U 492 MET modified residue MODRES 5MQF MSE U 510 MET modified residue MODRES 5MQF MSE U 600 MET modified residue MODRES 5MQF MSE U 638 MET modified residue MODRES 5MQF MSE U 657 MET modified residue MODRES 5MQF MSE U 677 MET modified residue MODRES 5MQF MSE U 705 MET modified residue MODRES 5MQF MSE U 814 MET modified residue MODRES 5MQF MSE U 820 MET modified residue MODRES 5MQF MSE U 867 MET modified residue MODRES 5MQF MSE U 941 MET modified residue MODRES 5MQF MSE U 991 MET modified residue MODRES 5MQF MSE U 1037 MET modified residue MODRES 5MQF MSE U 1061 MET modified residue MODRES 5MQF MSE U 1093 MET modified residue MODRES 5MQF MSE U 1107 MET modified residue MODRES 5MQF MSE U 1115 MET modified residue MODRES 5MQF MSE U 1212 MET modified residue MODRES 5MQF MSE U 1214 MET modified residue MODRES 5MQF MSE U 1294 MET modified residue SEQRES 1 U 167 LYS PRO TRP GLN SER GLU TYR GLY GLY VAL VAL PHE GLY SEQRES 2 U 167 GLY TRP ALA ARG MET ALA GLN PRO ILE VAL ALA PHE THR SEQRES 3 U 167 VAL VAL GLU VAL ALA LYS PRO ASN ILE GLY GLU ASN TRP SEQRES 4 U 167 PRO THR ARG VAL ARG ALA ASP VAL THR ILE ASN LEU ASN SEQRES 5 U 167 VAL ARG ASP HIS ILE LYS ASP GLU TRP GLU GLY LEU ARG SEQRES 6 U 167 LYS HIS ASP VAL CYS PHE LEU ILE THR VAL ARG PRO THR SEQRES 7 U 167 LYS PRO TYR GLY THR LYS PHE ASP ARG ARG ARG PRO PHE SEQRES 8 U 167 ILE GLU GLN VAL GLY LEU VAL TYR VAL ARG GLY CYS GLU SEQRES 9 U 167 ILE GLN GLY MET LEU ASP ASP LYS GLY ARG VAL ILE GLU SEQRES 10 U 167 ASP GLY PRO GLU PRO ARG PRO ASN LEU ARG GLY GLU SER SEQRES 11 U 167 ARG THR PHE ARG VAL PHE LEU ASP PRO ASN GLN TYR GLN SEQRES 12 U 167 GLN ASP MET THR ASN THR ILE GLN ASN GLY ALA GLU ASP SEQRES 13 U 167 VAL TYR GLU THR PHE ASN ILE ILE MET ARG ARG ATOM 1 CA LYS U 493 364.933 200.052 287.480 1.00 50.00 ATOM 2 CA PRO U 494 363.141 201.881 284.649 1.00 50.00 ATOM 3 CA TRP U 495 359.959 199.984 283.766 1.00 50.00 ATOM 4 CA GLN U 496 357.080 200.544 281.371 1.00 50.00 ATOM 5 CA SER U 497 353.801 201.760 282.813 1.00 50.00 ATOM 6 CA GLU U 498 350.563 202.837 281.135 1.00 50.00 ATOM 7 CA TYR U 499 349.999 204.311 278.808 1.00 50.00 ATOM 8 CA GLY U 500 353.558 204.183 277.528 1.00 50.00 ATOM 9 CA GLY U 501 355.103 205.966 280.497 1.00 50.00 ATOM 10 CA VAL U 502 358.071 205.219 282.748 1.00 50.00 ATOM 11 CA VAL U 503 357.928 204.057 286.359 1.00 50.00 ATOM 12 CA PHE U 504 361.069 203.597 288.453 1.00 50.00 ATOM 13 CA GLY U 505 361.122 200.408 290.505 1.00 50.00 ATOM 14 CA GLY U 506 364.231 201.354 292.442 1.00 50.00 ATOM 15 CA TRP U 507 366.137 204.340 293.771 1.00 50.00 ATOM 16 CA ALA U 508 369.704 205.544 293.313 1.00 50.00 ATOM 17 CA ARG U 509 372.000 207.739 295.381 1.00 50.00 ATOM 18 CA MSE U 510 373.545 209.436 292.360 1.00 50.00 ATOM 19 CA ALA U 511 370.495 209.786 290.081 1.00 50.00 ATOM 20 CA GLN U 512 366.982 211.223 290.444 1.00 50.00 ATOM 21 CA PRO U 513 363.842 211.339 288.310 1.00 50.00 ATOM 22 CA ILE U 514 363.399 214.722 286.628 1.00 50.00 ATOM 23 CA VAL U 515 360.143 216.355 287.733 1.00 50.00 ATOM 24 CA ALA U 516 360.422 219.276 285.308 1.00 50.00 ATOM 25 CA PHE U 517 362.854 220.563 282.679 1.00 50.00 ATOM 26 CA THR U 518 362.718 223.804 280.705 1.00 50.00 ATOM 27 CA VAL U 519 365.211 225.618 278.503 1.00 50.00 ATOM 28 CA VAL U 520 365.067 229.170 279.856 1.00 50.00 ATOM 29 CA GLU U 521 367.735 230.955 277.797 1.00 50.00 ATOM 30 CA VAL U 522 369.147 230.669 274.290 1.00 50.00 ATOM 31 CA ALA U 523 371.504 233.624 273.837 1.00 50.00 ATOM 32 CA LYS U 524 372.619 235.166 270.538 1.00 50.00 ATOM 33 CA PRO U 525 375.878 233.928 268.974 1.00 50.00 ATOM 34 CA ASN U 526 379.070 235.970 269.103 1.00 50.00 ATOM 35 CA ILE U 527 379.961 237.502 265.737 1.00 50.00 ATOM 36 CA GLY U 528 381.210 234.764 263.419 1.00 50.00 ATOM 37 CA GLU U 529 380.376 231.727 265.548 1.00 50.00 ATOM 38 CA ASN U 530 377.205 229.831 264.610 1.00 50.00 ATOM 39 CA TRP U 531 376.299 228.600 268.094 1.00 50.00 ATOM 40 CA PRO U 532 374.493 230.405 270.945 1.00 50.00 ATOM 41 CA THR U 533 376.973 231.963 273.387 1.00 50.00 ATOM 42 CA ARG U 534 375.033 230.492 276.295 1.00 50.00 ATOM 43 CA VAL U 535 372.193 228.032 276.849 1.00 50.00 ATOM 44 CA ARG U 536 370.529 227.686 280.243 1.00 50.00 ATOM 45 CA ALA U 537 367.805 225.456 281.652 1.00 50.00 ATOM 46 CA ASP U 538 365.874 224.848 284.867 1.00 50.00 ATOM 47 CA VAL U 539 365.700 221.286 286.168 1.00 50.00 ATOM 48 CA THR U 540 363.444 220.336 289.076 1.00 50.00 ATOM 49 CA ILE U 541 363.823 217.246 291.249 1.00 50.00 ATOM 50 CA ASN U 542 361.760 215.949 294.169 1.00 50.00 ATOM 51 CA LEU U 543 364.020 215.017 297.071 1.00 50.00 ATOM 52 CA ASN U 544 361.661 212.392 298.471 1.00 50.00 ATOM 53 CA VAL U 545 364.694 210.660 299.956 1.00 50.00 ATOM 54 CA ARG U 546 366.799 209.904 303.024 1.00 50.00 ATOM 55 CA ASP U 547 368.151 213.096 304.604 1.00 50.00 ATOM 56 CA HIS U 548 371.707 211.997 303.830 1.00 50.00 ATOM 57 CA ILE U 549 370.819 211.931 300.130 1.00 50.00 ATOM 58 CA LYS U 550 368.799 215.150 300.357 1.00 50.00 ATOM 59 CA ASP U 551 371.887 216.832 301.801 1.00 50.00 ATOM 60 CA GLU U 552 374.168 215.514 299.061 1.00 50.00 ATOM 61 CA TRP U 553 371.877 216.704 296.254 1.00 50.00 ATOM 62 CA GLU U 554 371.625 220.085 297.983 1.00 50.00 ATOM 63 CA GLY U 555 375.415 219.922 298.150 1.00 50.00 ATOM 64 CA LEU U 556 375.654 220.566 294.407 1.00 50.00 ATOM 65 CA ARG U 557 377.657 223.698 293.633 1.00 50.00 ATOM 66 CA LYS U 558 378.498 225.957 290.696 1.00 50.00 ATOM 67 CA HIS U 559 380.529 224.229 287.939 1.00 50.00 ATOM 68 CA ASP U 560 379.402 220.761 289.062 1.00 50.00 ATOM 69 CA VAL U 561 378.657 218.633 286.004 1.00 50.00 ATOM 70 CA CYS U 562 375.481 216.558 285.800 1.00 50.00 ATOM 71 CA PHE U 563 374.046 214.374 283.056 1.00 50.00 ATOM 72 CA LEU U 564 370.554 214.641 281.613 1.00 50.00 ATOM 73 CA ILE U 565 369.198 211.262 280.562 1.00 50.00 ATOM 74 CA THR U 566 366.221 210.045 278.539 1.00 50.00 ATOM 75 CA VAL U 567 364.965 206.489 278.977 1.00 50.00 ATOM 76 CA ARG U 568 362.003 204.958 277.191 1.00 50.00 ATOM 77 CA PRO U 569 361.913 201.645 279.104 1.00 50.00 ATOM 78 CA THR U 570 361.550 198.417 277.139 1.00 50.00 ATOM 79 CA LYS U 571 360.577 196.040 279.942 1.00 50.00 ATOM 80 CA PRO U 572 357.215 195.492 281.664 1.00 50.00 ATOM 81 CA TYR U 573 356.933 196.155 285.417 1.00 50.00 ATOM 82 CA GLY U 574 358.808 193.718 287.647 1.00 50.00 ATOM 83 CA THR U 575 361.201 192.564 284.933 1.00 50.00 ATOM 84 CA LYS U 576 364.630 191.686 286.345 1.00 50.00 ATOM 85 CA PHE U 577 367.666 193.580 285.088 1.00 50.00 ATOM 86 CA ASP U 578 370.881 191.839 284.061 1.00 50.00 ATOM 87 CA ARG U 579 374.034 193.976 284.195 1.00 50.00 ATOM 88 CA ARG U 580 375.833 191.485 281.930 1.00 50.00 ATOM 89 CA ARG U 581 373.396 192.320 279.135 1.00 50.00 ATOM 90 CA PRO U 582 373.561 195.364 276.792 1.00 50.00 ATOM 91 CA PHE U 583 372.623 198.351 278.977 1.00 50.00 ATOM 92 CA ILE U 584 370.892 200.423 276.298 1.00 50.00 ATOM 93 CA GLU U 585 368.264 197.787 275.462 1.00 50.00 ATOM 94 CA GLN U 586 367.889 196.919 279.150 1.00 50.00 ATOM 95 CA VAL U 587 366.671 200.371 280.220 1.00 50.00 ATOM 96 CA GLY U 588 365.661 201.848 276.869 1.00 50.00 ATOM 97 CA LEU U 589 368.439 204.439 276.757 1.00 50.00 ATOM 98 CA VAL U 590 367.628 207.130 274.193 1.00 50.00 ATOM 99 CA TYR U 591 369.598 210.299 275.026 1.00 50.00 ATOM 100 CA VAL U 592 372.467 211.524 277.162 1.00 50.00 ATOM 101 CA ARG U 593 373.329 215.208 277.480 1.00 50.00 ATOM 102 CA GLY U 594 375.700 216.933 279.882 1.00 50.00 ATOM 103 CA CYS U 595 375.123 220.094 281.870 1.00 50.00 ATOM 104 CA GLU U 596 376.884 222.318 284.378 1.00 50.00 ATOM 105 CA ILE U 597 375.280 223.620 287.573 1.00 50.00 ATOM 106 CA GLN U 598 374.992 227.395 287.755 1.00 50.00 ATOM 107 CA GLY U 599 373.170 227.208 291.066 1.00 50.00 ATOM 108 CA MSE U 600 370.113 226.044 292.973 1.00 50.00 ATOM 109 CA LEU U 601 367.125 228.409 293.049 1.00 50.00 ATOM 110 CA ASP U 602 365.726 229.856 296.273 1.00 50.00 ATOM 111 CA ASP U 603 362.070 230.654 296.969 1.00 50.00 ATOM 112 CA LYS U 604 362.596 234.170 295.609 1.00 50.00 ATOM 113 CA GLY U 605 363.698 232.796 292.245 1.00 50.00 ATOM 114 CA ARG U 606 367.329 233.730 292.829 1.00 50.00 ATOM 115 CA VAL U 607 370.323 231.587 291.918 1.00 50.00 ATOM 116 CA ILE U 608 372.058 230.725 295.189 1.00 50.00 ATOM 117 CA GLU U 609 375.771 231.581 295.178 1.00 50.00 ATOM 118 CA PRO U 614 374.552 232.187 304.798 1.00 50.00 ATOM 119 CA ARG U 615 372.869 229.626 302.527 1.00 50.00 ATOM 120 CA PRO U 616 369.089 229.394 303.079 1.00 50.00 ATOM 121 CA ASN U 617 366.961 226.637 304.569 1.00 50.00 ATOM 122 CA LEU U 618 364.591 225.715 301.747 1.00 50.00 ATOM 123 CA ARG U 619 361.185 224.227 302.520 1.00 50.00 ATOM 124 CA GLY U 620 359.383 221.276 300.957 1.00 50.00 ATOM 125 CA GLU U 621 361.137 218.521 299.018 1.00 50.00 ATOM 126 CA SER U 622 361.220 220.117 295.561 1.00 50.00 ATOM 127 CA ARG U 623 364.489 221.614 294.304 1.00 50.00 ATOM 128 CA THR U 624 365.245 223.469 291.084 1.00 50.00 ATOM 129 CA PHE U 625 368.720 223.928 289.620 1.00 50.00 ATOM 130 CA ARG U 626 369.648 226.365 286.876 1.00 50.00 ATOM 131 CA VAL U 627 372.208 224.772 284.552 1.00 50.00 ATOM 132 CA PHE U 628 374.327 225.538 281.488 1.00 50.00 ATOM 133 CA LEU U 629 373.912 223.372 278.396 1.00 50.00 ATOM 134 CA ASP U 630 376.751 222.909 275.900 1.00 50.00 ATOM 135 CA PRO U 631 375.949 225.518 273.240 1.00 50.00 ATOM 136 CA ASN U 632 377.539 223.559 270.379 1.00 50.00 ATOM 137 CA GLN U 633 375.561 220.449 271.296 1.00 50.00 ATOM 138 CA TYR U 634 372.427 222.585 271.554 1.00 50.00 ATOM 139 CA GLN U 635 372.888 224.051 268.079 1.00 50.00 ATOM 140 CA GLN U 636 373.528 220.640 266.506 1.00 50.00 ATOM 141 CA ASP U 637 370.399 219.209 268.127 1.00 50.00 ATOM 142 CA MSE U 638 368.326 222.218 267.048 1.00 50.00 ATOM 143 CA THR U 639 369.734 222.042 263.521 1.00 50.00 ATOM 144 CA ASN U 640 368.901 218.337 263.462 1.00 50.00 ATOM 145 CA THR U 641 365.365 219.113 264.642 1.00 50.00 ATOM 146 CA ILE U 642 364.734 221.982 262.226 1.00 50.00 ATOM 147 CA GLN U 643 366.374 220.377 259.180 1.00 50.00 ATOM 148 CA ASN U 644 365.492 216.705 259.641 1.00 50.00 ATOM 149 CA GLY U 645 362.369 216.682 261.815 1.00 50.00 ATOM 150 CA ALA U 646 364.220 215.053 264.705 1.00 50.00 ATOM 151 CA GLU U 647 362.369 215.345 268.016 1.00 50.00 ATOM 152 CA ASP U 648 363.476 218.046 270.448 1.00 50.00 ATOM 153 CA VAL U 649 365.864 216.171 272.745 1.00 50.00 ATOM 154 CA TYR U 650 365.435 218.802 275.463 1.00 50.00 ATOM 155 CA GLU U 651 361.763 218.020 276.072 1.00 50.00 ATOM 156 CA THR U 652 362.439 214.358 276.836 1.00 50.00 ATOM 157 CA PHE U 653 364.855 214.138 279.809 1.00 50.00 ATOM 158 CA ASN U 654 363.489 212.116 282.739 1.00 50.00 ATOM 159 CA ILE U 655 366.640 211.332 284.734 1.00 50.00 ATOM 160 CA ILE U 656 369.395 213.540 286.125 1.00 50.00 ATOM 161 CA MSE U 657 372.635 212.021 287.400 1.00 50.00 ATOM 162 CA ARG U 658 375.297 213.653 289.550 1.00 50.00 ATOM 163 CA ARG U 659 378.850 212.417 290.128 1.00 50.00 TER