HEADER SPLICING 21-APR-08 3CW1 TITLE Crystal Structure of Human Spliceosomal U1 snRNP COMPND MOL_ID: 2; COMPND 2 MOLECULE: Small nuclear ribonucleoprotein Sm D3; COMPND 3 CHAIN: D, S, T, U; COMPND 4 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 5.49 ANGSTORMS DBREF 3CW1 T 401 526 UNP P62318 SMD3_HUMAN 1 126 SEQRES 1 T 76 PRO ILE LYS VAL LEU HIS GLU ALA GLU GLY HIS ILE VAL SEQRES 2 T 76 THR CYS GLU THR ASN THR GLY GLU VAL TYR ARG GLY LYS SEQRES 3 T 76 LEU ILE GLU ALA GLU ASP ASN MET ASN CYS GLN MET SER SEQRES 4 T 76 ASN ILE THR VAL THR TYR ARG ASP GLY ARG VAL ALA GLN SEQRES 5 T 76 LEU GLU GLN VAL TYR ILE ARG GLY CYS LYS ILE ARG PHE SEQRES 6 T 76 LEU ILE LEU PRO ASP MET LEU LYS ASN ALA PRO ATOM 1 CA PRO T 6 111.764 55.956 119.394 1.00231.61 ATOM 2 CA ILE T 7 115.556 56.275 118.888 1.00231.61 ATOM 3 CA LYS T 8 114.770 57.822 115.541 1.00231.61 ATOM 4 CA VAL T 9 111.592 59.517 116.813 1.00231.61 ATOM 5 CA LEU T 10 113.231 62.344 118.813 1.00231.61 ATOM 6 CA HIS T 11 115.319 63.782 115.975 1.00231.61 ATOM 7 CA GLU T 12 111.896 63.951 114.399 1.00231.61 ATOM 8 CA ALA T 13 110.611 66.474 116.933 1.00231.61 ATOM 9 CA GLU T 14 113.862 68.049 115.992 1.00231.61 ATOM 10 CA GLY T 15 113.482 71.445 114.497 1.00231.61 ATOM 11 CA HIS T 16 109.846 71.764 115.492 1.00231.61 ATOM 12 CA ILE T 17 108.375 72.757 118.999 1.00231.61 ATOM 13 CA VAL T 18 107.982 70.185 122.079 1.00231.61 ATOM 14 CA THR T 19 107.189 69.628 125.837 1.00231.61 ATOM 15 CA CYS T 20 109.577 68.157 128.449 1.00231.61 ATOM 16 CA GLU T 21 108.775 66.893 131.918 1.00231.61 ATOM 17 CA THR T 22 111.910 66.143 133.960 1.00231.61 ATOM 18 CA ASN T 23 112.106 63.275 136.442 1.00231.61 ATOM 19 CA THR T 24 110.947 65.766 139.074 1.00231.61 ATOM 20 CA GLY T 25 107.980 67.418 137.345 1.00231.61 ATOM 21 CA GLU T 26 109.837 70.391 135.951 1.00231.61 ATOM 22 CA VAL T 27 107.838 71.346 132.903 1.00231.61 ATOM 23 CA TYR T 28 109.826 72.627 129.921 1.00231.61 ATOM 24 CA ARG T 29 107.988 73.769 126.773 1.00231.61 ATOM 25 CA GLY T 30 110.004 75.216 123.887 1.00231.61 ATOM 26 CA LYS T 31 111.498 74.728 120.434 1.00231.61 ATOM 27 CA LEU T 32 113.911 71.862 120.074 1.00231.61 ATOM 28 CA ILE T 33 117.206 73.238 118.663 1.00231.61 ATOM 29 CA GLU T 34 118.994 69.879 118.727 1.00231.61 ATOM 30 CA ALA T 35 118.530 66.429 120.019 1.00231.61 ATOM 31 CA GLU T 36 121.611 64.477 120.983 1.00231.61 ATOM 32 CA ASP T 37 122.003 60.763 120.627 1.00231.61 ATOM 33 CA ASN T 38 121.898 60.181 124.401 1.00231.61 ATOM 34 CA MET T 39 118.615 62.113 124.227 1.00231.61 ATOM 35 CA ASN T 40 120.159 65.341 125.559 1.00231.61 ATOM 36 CA CYS T 41 118.430 68.388 124.114 1.00231.61 ATOM 37 CA GLN T 42 119.136 72.063 123.629 1.00231.61 ATOM 38 CA MET T 43 115.921 74.131 123.795 1.00231.61 ATOM 39 CA SER T 44 115.225 77.815 123.341 1.00231.61 ATOM 40 CA ASN T 45 112.304 80.193 124.081 1.00231.61 ATOM 41 CA ILE T 46 110.949 77.983 126.854 1.00231.61 ATOM 42 CA THR T 47 108.469 78.206 129.717 1.00231.61 ATOM 43 CA VAL T 48 109.653 76.301 132.774 1.00231.61 ATOM 44 CA THR T 49 108.315 76.091 136.289 1.00231.61 ATOM 45 CA TYR T 50 108.445 74.013 139.356 1.00231.61 ATOM 46 CA ARG T 51 105.159 73.368 141.148 1.00231.61 ATOM 47 CA ASP T 52 103.985 76.431 143.074 1.00231.61 ATOM 48 CA GLY T 53 107.127 78.454 142.402 1.00231.61 ATOM 49 CA ARG T 54 107.292 81.139 139.647 1.00231.61 ATOM 50 CA VAL T 55 107.301 80.168 135.981 1.00231.61 ATOM 51 CA ALA T 56 110.799 80.661 134.729 1.00231.61 ATOM 52 CA GLN T 57 110.734 82.135 131.240 1.00231.61 ATOM 53 CA LEU T 58 114.188 81.070 130.052 1.00231.61 ATOM 54 CA GLU T 59 116.028 81.910 126.896 1.00231.61 ATOM 55 CA GLN T 60 118.064 78.712 126.434 1.00231.61 ATOM 56 CA VAL T 61 118.273 75.422 128.371 1.00231.61 ATOM 57 CA TYR T 62 120.112 72.059 128.299 1.00231.61 ATOM 58 CA ILE T 63 118.127 69.088 129.512 1.00231.61 ATOM 59 CA ARG T 64 120.143 65.932 129.917 1.00231.61 ATOM 60 CA GLY T 65 118.441 62.947 128.404 1.00231.61 ATOM 61 CA CYS T 66 119.049 60.862 131.493 1.00231.61 ATOM 62 CA LYS T 67 116.748 63.366 133.104 1.00231.61 ATOM 63 CA ILE T 68 113.916 63.176 130.652 1.00231.61 ATOM 64 CA ARG T 69 110.808 61.556 132.091 1.00231.61 ATOM 65 CA PHE T 70 108.765 62.237 128.997 1.00231.61 ATOM 66 CA LEU T 71 108.652 64.369 125.830 1.00231.61 ATOM 67 CA ILE T 72 105.488 65.773 124.304 1.00231.61 ATOM 68 CA LEU T 73 105.849 65.977 120.625 1.00231.61 ATOM 69 CA PRO T 74 103.824 67.679 117.843 1.00231.61 ATOM 70 CA ASP T 75 102.109 64.872 116.254 1.00231.61 ATOM 71 CA MET T 76 100.565 62.743 113.532 1.00231.61 ATOM 72 CA LEU T 77 103.483 61.268 111.460 1.00231.61 ATOM 73 CA LYS T 78 102.954 57.694 110.452 1.00231.61 ATOM 74 CA ASN T 79 105.409 57.184 107.561 1.00231.61 ATOM 75 CA ALA T 80 108.296 56.741 109.912 1.00231.61 ATOM 76 CA PRO T 81 107.080 53.762 111.886 1.00231.61 TER