HEADER SPLICING 31-DEC-69 3CW1 TITLE Crystal Structure of Human Spliceosomal U1 snRNP COMPND MOL_ID: 9; COMPND 2 MOLECULE: U1 small nuclear ribonucleoprotein 70 kDa; COMPND 3 CHAIN: K, 6, 7, 8; COMPND 4 FRAGMENT: residues ; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 5.49 ANGSTORMS DBREF 3CW1 8 601 816 UNP P08621 RU17_HUMAN 1 216 SEQRES 1 8 78 LYS THR LEU PHE VAL ALA ARG VAL ASN TYR ASP THR THR SEQRES 2 8 78 GLU SER LYS LEU ARG ARG GLU PHE GLU VAL TYR GLY PRO SEQRES 3 8 78 ILE LYS ARG ILE HIS MET VAL TYR SER LYS ARG SER GLY SEQRES 4 8 78 LYS PRO ARG GLY TYR ALA PHE ILE GLU TYR GLU HIS GLU SEQRES 5 8 78 ARG ASP MET HIS SER ALA TYR LYS HIS ALA ASP GLY LYS SEQRES 6 8 78 LYS ILE ASP GLY ARG ARG VAL LEU VAL ASP VAL GLU ARG ATOM 1 CA LYS 8 703 19.087 44.975 117.539 1.00231.61 ATOM 2 CA THR 8 704 22.156 43.656 115.874 1.00231.61 ATOM 3 CA LEU 8 705 23.305 40.262 114.734 1.00231.61 ATOM 4 CA PHE 8 706 26.829 38.963 114.525 1.00231.61 ATOM 5 CA VAL 8 707 27.673 37.340 111.210 1.00231.61 ATOM 6 CA ALA 8 708 30.723 35.192 110.711 1.00231.61 ATOM 7 CA ARG 8 709 32.528 33.231 108.030 1.00231.61 ATOM 8 CA VAL 8 710 31.947 35.827 105.369 1.00231.61 ATOM 9 CA ASN 8 711 34.057 35.569 102.270 1.00231.61 ATOM 10 CA TYR 8 712 36.651 38.253 101.755 1.00231.61 ATOM 11 CA ASP 8 713 35.121 38.793 98.346 1.00231.61 ATOM 12 CA THR 8 714 31.831 39.629 99.945 1.00231.61 ATOM 13 CA THR 8 715 30.962 43.282 99.943 1.00231.61 ATOM 14 CA GLU 8 716 28.555 45.323 101.968 1.00231.61 ATOM 15 CA SER 8 717 26.190 45.225 99.045 1.00231.61 ATOM 16 CA LYS 8 718 26.313 41.446 99.119 1.00231.61 ATOM 17 CA LEU 8 719 25.288 41.293 102.744 1.00231.61 ATOM 18 CA ARG 8 720 22.612 43.894 102.265 1.00231.61 ATOM 19 CA ARG 8 721 21.100 41.910 99.467 1.00231.61 ATOM 20 CA GLU 8 722 20.826 38.758 101.511 1.00231.61 ATOM 21 CA PHE 8 723 19.711 40.395 104.758 1.00231.61 ATOM 22 CA GLU 8 724 17.356 42.989 103.334 1.00231.61 ATOM 23 CA VAL 8 725 14.621 40.488 102.586 1.00231.61 ATOM 24 CA TYR 8 726 14.186 39.868 106.311 1.00231.61 ATOM 25 CA GLY 8 727 13.627 43.511 107.152 1.00231.61 ATOM 26 CA PRO 8 728 14.916 47.018 106.962 1.00231.61 ATOM 27 CA ILE 8 729 18.584 47.242 107.721 1.00231.61 ATOM 28 CA LYS 8 730 19.528 50.195 109.822 1.00231.61 ATOM 29 CA ARG 8 731 23.235 49.718 109.392 1.00231.61 ATOM 30 CA ILE 8 732 25.862 47.200 108.419 1.00231.61 ATOM 31 CA HIS 8 733 29.426 47.120 109.591 1.00231.61 ATOM 32 CA MET 8 734 31.893 45.091 107.618 1.00231.61 ATOM 33 CA VAL 8 735 35.135 45.207 109.521 1.00231.61 ATOM 34 CA TYR 8 736 38.340 44.957 107.597 1.00231.61 ATOM 35 CA SER 8 737 41.625 43.848 109.007 1.00231.61 ATOM 36 CA LYS 8 738 43.633 46.982 109.416 1.00231.61 ATOM 37 CA ARG 8 739 46.895 45.313 108.597 1.00231.61 ATOM 38 CA SER 8 740 45.650 43.013 105.877 1.00231.61 ATOM 39 CA GLY 8 741 43.139 45.404 104.399 1.00231.61 ATOM 40 CA LYS 8 742 40.863 42.490 103.648 1.00231.61 ATOM 41 CA PRO 8 743 37.611 41.800 105.324 1.00231.61 ATOM 42 CA ARG 8 744 38.036 40.112 108.654 1.00231.61 ATOM 43 CA GLY 8 745 35.294 37.684 107.833 1.00231.61 ATOM 44 CA TYR 8 746 32.652 38.972 110.183 1.00231.61 ATOM 45 CA ALA 8 747 30.070 41.727 110.137 1.00231.61 ATOM 46 CA PHE 8 748 27.335 43.271 112.220 1.00231.61 ATOM 47 CA ILE 8 749 23.886 43.766 110.813 1.00231.61 ATOM 48 CA GLU 8 750 21.453 45.952 112.665 1.00231.61 ATOM 49 CA TYR 8 751 17.717 45.654 112.278 1.00231.61 ATOM 50 CA GLU 8 752 15.072 48.108 113.321 1.00231.61 ATOM 51 CA HIS 8 753 12.905 45.510 114.982 1.00231.61 ATOM 52 CA GLU 8 754 13.635 42.416 117.021 1.00231.61 ATOM 53 CA ARG 8 755 11.279 40.295 114.991 1.00231.61 ATOM 54 CA ASP 8 756 13.155 41.141 111.844 1.00231.61 ATOM 55 CA MET 8 757 16.430 40.128 113.407 1.00231.61 ATOM 56 CA HIS 8 758 15.053 36.859 114.626 1.00231.61 ATOM 57 CA SER 8 759 13.622 36.018 111.264 1.00231.61 ATOM 58 CA ALA 8 760 16.932 36.701 109.599 1.00231.61 ATOM 59 CA TYR 8 761 18.827 34.745 112.199 1.00231.61 ATOM 60 CA LYS 8 762 16.739 31.673 111.851 1.00231.61 ATOM 61 CA HIS 8 763 16.748 31.746 108.076 1.00231.61 ATOM 62 CA ALA 8 764 20.271 33.050 107.432 1.00231.61 ATOM 63 CA ASP 8 765 22.150 30.944 109.911 1.00231.61 ATOM 64 CA GLY 8 766 23.579 28.094 107.917 1.00231.61 ATOM 65 CA LYS 8 767 22.995 29.844 104.611 1.00231.61 ATOM 66 CA LYS 8 768 25.663 30.273 102.007 1.00231.61 ATOM 67 CA ILE 8 769 27.110 33.450 100.576 1.00231.61 ATOM 68 CA ASP 8 770 29.672 33.037 97.845 1.00231.61 ATOM 69 CA GLY 8 771 29.520 29.312 98.421 1.00231.61 ATOM 70 CA ARG 8 772 30.586 29.654 102.013 1.00231.61 ATOM 71 CA ARG 8 773 28.418 28.866 104.962 1.00231.61 ATOM 72 CA VAL 8 774 27.832 31.790 107.224 1.00231.61 ATOM 73 CA LEU 8 775 26.774 31.707 110.822 1.00231.61 ATOM 74 CA VAL 8 776 24.446 34.246 112.328 1.00231.61 ATOM 75 CA ASP 8 777 24.133 34.801 116.055 1.00231.61 ATOM 76 CA VAL 8 778 22.873 37.485 118.359 1.00231.61 ATOM 77 CA GLU 8 779 25.633 39.981 118.844 1.00231.61 ATOM 78 CA ARG 8 780 24.548 40.681 122.357 1.00231.61 TER