HEADER SPLICING 21-APR-08 3CW1 TITLE Crystal Structure of Human Spliceosomal U1 snRNP COMPND MOL_ID: 6; COMPND 2 MOLECULE: Small nuclear ribonucleoprotein F; COMPND 3 CHAIN: F, Z, 1, 2; COMPND 4 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 5.49 ANGSTORMS DBREF 3CW1 2 601 686 UNP P62306 RUXF_HUMAN 1 86 SEQRES 1 2 76 ASN PRO LYS PRO PHE LEU ASN GLY LEU THR GLY LYS PRO SEQRES 2 2 76 VAL MET VAL LYS LEU LYS TRP GLY MET GLU TYR LYS GLY SEQRES 3 2 76 TYR LEU VAL SER VAL ASP GLY TYR MET ASN MET GLN LEU SEQRES 4 2 76 ALA ASN THR GLU GLU TYR ILE ASP GLY ALA LEU SER GLY SEQRES 5 2 76 HIS LEU GLY GLU VAL LEU ILE ARG CYS ASN ASN VAL LEU SEQRES 6 2 76 TYR ILE ARG GLY VAL GLU GLU GLU GLU GLU ASP ATOM 1 CA ASN 2 606 38.433 -24.192 145.679 1.00231.61 ATOM 2 CA PRO 2 607 41.624 -23.286 147.836 1.00231.61 ATOM 3 CA LYS 2 608 43.107 -19.936 146.701 1.00231.61 ATOM 4 CA PRO 2 609 39.585 -18.635 146.313 1.00231.61 ATOM 5 CA PHE 2 610 39.287 -18.636 150.087 1.00231.61 ATOM 6 CA LEU 2 611 42.051 -16.002 150.048 1.00231.61 ATOM 7 CA ASN 2 612 39.591 -13.074 149.964 1.00231.61 ATOM 8 CA GLY 2 613 38.348 -14.287 153.340 1.00231.61 ATOM 9 CA LEU 2 614 41.661 -15.510 154.724 1.00231.61 ATOM 10 CA THR 2 615 43.253 -12.158 154.038 1.00231.61 ATOM 11 CA GLY 2 616 43.357 -9.922 157.065 1.00231.61 ATOM 12 CA LYS 2 617 43.575 -12.947 159.364 1.00231.61 ATOM 13 CA PRO 2 618 45.898 -14.262 162.099 1.00231.61 ATOM 14 CA VAL 2 619 47.574 -17.489 161.050 1.00231.61 ATOM 15 CA MET 2 620 50.802 -19.233 161.562 1.00231.61 ATOM 16 CA VAL 2 621 52.835 -19.581 158.469 1.00231.61 ATOM 17 CA LYS 2 622 55.445 -22.190 158.240 1.00231.61 ATOM 18 CA LEU 2 623 58.783 -21.834 156.407 1.00231.61 ATOM 19 CA LYS 2 624 60.847 -24.130 154.212 1.00231.61 ATOM 20 CA TRP 2 625 63.631 -23.047 156.436 1.00231.61 ATOM 21 CA GLY 2 626 61.775 -24.738 159.235 1.00231.61 ATOM 22 CA MET 2 627 61.259 -21.412 160.926 1.00231.61 ATOM 23 CA GLU 2 628 57.683 -20.124 161.246 1.00231.61 ATOM 24 CA TYR 2 629 56.075 -16.631 161.121 1.00231.61 ATOM 25 CA LYS 2 630 52.609 -15.830 162.608 1.00231.61 ATOM 26 CA GLY 2 631 50.598 -12.643 162.318 1.00231.61 ATOM 27 CA TYR 2 632 47.696 -10.760 160.874 1.00231.61 ATOM 28 CA LEU 2 633 47.537 -11.046 157.089 1.00231.61 ATOM 29 CA VAL 2 634 47.426 -7.567 155.553 1.00231.61 ATOM 30 CA SER 2 635 48.224 -8.306 151.910 1.00231.61 ATOM 31 CA VAL 2 636 49.216 -10.755 149.188 1.00231.61 ATOM 32 CA ASP 2 637 50.502 -10.822 145.622 1.00231.61 ATOM 33 CA GLY 2 638 50.859 -13.066 142.583 1.00231.61 ATOM 34 CA TYR 2 639 54.021 -14.734 143.910 1.00231.61 ATOM 35 CA MET 2 640 52.170 -15.712 147.168 1.00231.61 ATOM 36 CA ASN 2 641 54.491 -13.142 148.725 1.00231.61 ATOM 37 CA MET 2 642 52.344 -12.238 151.727 1.00231.61 ATOM 38 CA GLN 2 643 52.493 -9.185 153.961 1.00231.61 ATOM 39 CA LEU 2 644 51.894 -9.147 157.725 1.00231.61 ATOM 40 CA ALA 2 645 51.401 -6.656 160.533 1.00231.61 ATOM 41 CA ASN 2 646 51.807 -6.836 164.320 1.00231.61 ATOM 42 CA THR 2 647 53.308 -10.318 164.209 1.00231.61 ATOM 43 CA GLU 2 648 54.958 -13.022 166.384 1.00231.61 ATOM 44 CA GLU 2 649 57.418 -15.355 164.545 1.00231.61 ATOM 45 CA TYR 2 650 57.797 -18.756 166.264 1.00231.61 ATOM 46 CA ILE 2 651 60.817 -20.944 165.320 1.00231.61 ATOM 47 CA ASP 2 652 61.345 -24.498 166.761 1.00231.61 ATOM 48 CA GLY 2 653 58.943 -23.548 169.617 1.00231.61 ATOM 49 CA ALA 2 654 61.036 -20.494 170.449 1.00231.61 ATOM 50 CA LEU 2 655 59.699 -17.008 170.475 1.00231.61 ATOM 51 CA SER 2 656 62.684 -15.543 168.699 1.00231.61 ATOM 52 CA GLY 2 657 61.029 -12.125 168.247 1.00231.61 ATOM 53 CA HIS 2 658 58.065 -9.945 167.239 1.00231.61 ATOM 54 CA LEU 2 659 57.985 -6.961 164.935 1.00231.61 ATOM 55 CA GLY 2 660 55.265 -4.631 163.829 1.00231.61 ATOM 56 CA GLU 2 661 55.458 -5.433 160.111 1.00231.61 ATOM 57 CA VAL 2 662 56.940 -8.143 157.807 1.00231.61 ATOM 58 CA LEU 2 663 57.438 -8.875 154.090 1.00231.61 ATOM 59 CA ILE 2 664 58.347 -12.500 153.521 1.00231.61 ATOM 60 CA ARG 2 665 59.697 -13.774 150.251 1.00231.61 ATOM 61 CA CYS 2 666 57.316 -16.526 149.331 1.00231.61 ATOM 62 CA ASN 2 667 60.087 -18.768 148.049 1.00231.61 ATOM 63 CA ASN 2 668 60.428 -19.401 151.761 1.00231.61 ATOM 64 CA VAL 2 669 56.721 -19.855 152.554 1.00231.61 ATOM 65 CA LEU 2 670 55.601 -23.483 152.549 1.00231.61 ATOM 66 CA TYR 2 671 51.961 -23.263 153.557 1.00231.61 ATOM 67 CA ILE 2 672 49.507 -21.430 155.774 1.00231.61 ATOM 68 CA ARG 2 673 47.352 -22.478 158.715 1.00231.61 ATOM 69 CA GLY 2 674 44.452 -20.937 160.497 1.00231.61 ATOM 70 CA VAL 2 675 44.058 -20.609 164.153 1.00231.61 ATOM 71 CA GLU 2 676 42.105 -22.768 166.520 1.00231.61 ATOM 72 CA GLU 2 677 39.771 -21.288 169.140 1.00231.61 ATOM 73 CA GLU 2 678 36.671 -23.588 169.763 1.00231.61 ATOM 74 CA GLU 2 679 36.328 -22.526 173.361 1.00231.61 ATOM 75 CA GLU 2 680 35.106 -19.126 172.080 1.00231.61 ATOM 76 CA ASP 2 681 32.375 -21.036 170.294 1.00231.61 TER