HEADER SPLICING 21-APR-08 3CW1 TITLE Crystal Structure of Human Spliceosomal U1 snRNP COMPND MOL_ID: 7; COMPND 2 MOLECULE: Small nuclear ribonucleoprotein E; COMPND 3 CHAIN: E, W, X, Y; COMPND 4 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 5.49 ANGSTORMS DBREF 3CW1 X 401 492 UNP P62304 RUXE_HUMAN 1 92 SEQRES 1 X 75 ILE ASN LEU ILE PHE ARG TYR LEU GLN ASN ARG SER ARG SEQRES 2 X 75 ILE GLN VAL TRP LEU TYR GLU GLN VAL ASN MET ARG ILE SEQRES 3 X 75 GLU GLY CYS ILE ILE GLY PHE ASP GLU TYR MET ASN LEU SEQRES 4 X 75 VAL LEU ASP ASP ALA GLU GLU ILE HIS SER LYS THR LYS SEQRES 5 X 75 SER ARG LYS GLN LEU GLY ARG ILE MET LEU LYS GLY ASP SEQRES 6 X 75 ASN ILE THR LEU LEU GLN SER VAL SER ASN ATOM 1 CA ILE X 18 136.771 68.694 132.420 1.00231.61 ATOM 2 CA ASN X 19 137.560 68.663 136.166 1.00231.61 ATOM 3 CA LEU X 20 140.418 66.182 136.040 1.00231.61 ATOM 4 CA ILE X 21 141.913 69.195 134.421 1.00231.61 ATOM 5 CA PHE X 22 141.322 70.458 137.911 1.00231.61 ATOM 6 CA ARG X 23 142.099 67.841 140.525 1.00231.61 ATOM 7 CA TYR X 24 145.254 66.705 138.720 1.00231.61 ATOM 8 CA LEU X 25 146.775 70.176 139.307 1.00231.61 ATOM 9 CA GLN X 26 145.314 71.314 142.601 1.00231.61 ATOM 10 CA ASN X 27 146.510 67.838 143.333 1.00231.61 ATOM 11 CA ARG X 28 150.290 67.597 142.923 1.00231.61 ATOM 12 CA SER X 29 149.892 70.964 144.548 1.00231.61 ATOM 13 CA ARG X 30 149.313 69.462 147.963 1.00231.61 ATOM 14 CA ILE X 31 145.930 71.273 147.876 1.00231.61 ATOM 15 CA GLN X 32 144.255 71.296 151.201 1.00231.61 ATOM 16 CA VAL X 33 140.780 70.757 150.035 1.00231.61 ATOM 17 CA TRP X 34 137.461 71.224 151.736 1.00231.61 ATOM 18 CA LEU X 35 134.679 68.829 151.026 1.00231.61 ATOM 19 CA TYR X 36 131.114 70.091 150.872 1.00231.61 ATOM 20 CA GLU X 37 128.342 67.401 150.947 1.00231.61 ATOM 21 CA GLN X 38 124.648 66.794 150.207 1.00231.61 ATOM 22 CA VAL X 39 124.053 66.127 153.922 1.00231.61 ATOM 23 CA ASN X 40 124.977 69.544 155.440 1.00231.61 ATOM 24 CA MET X 41 128.429 68.521 156.650 1.00231.61 ATOM 25 CA ARG X 42 131.996 68.760 155.463 1.00231.61 ATOM 26 CA ILE X 43 135.554 67.343 155.568 1.00231.61 ATOM 27 CA GLU X 44 139.073 69.080 155.015 1.00231.61 ATOM 28 CA GLY X 45 142.350 67.294 154.078 1.00231.61 ATOM 29 CA CYS X 46 144.992 66.689 151.374 1.00231.61 ATOM 30 CA ILE X 47 144.135 64.930 148.133 1.00231.61 ATOM 31 CA ILE X 48 146.407 62.095 147.304 1.00231.61 ATOM 32 CA GLY X 49 144.668 60.408 144.468 1.00231.61 ATOM 33 CA PHE X 50 141.229 59.876 142.850 1.00231.61 ATOM 34 CA ASP X 51 139.270 58.001 140.215 1.00231.61 ATOM 35 CA GLU X 52 137.148 58.901 137.219 1.00231.61 ATOM 36 CA TYR X 53 133.807 58.425 139.019 1.00231.61 ATOM 37 CA MET X 54 135.277 61.083 141.311 1.00231.61 ATOM 38 CA ASN X 55 136.006 58.931 144.342 1.00231.61 ATOM 39 CA LEU X 56 138.764 60.702 146.186 1.00231.61 ATOM 40 CA VAL X 57 141.244 60.138 149.147 1.00231.61 ATOM 41 CA LEU X 58 142.288 62.633 151.743 1.00231.61 ATOM 42 CA ASP X 59 144.883 62.460 154.486 1.00231.61 ATOM 43 CA ASP X 60 144.683 64.335 157.735 1.00231.61 ATOM 44 CA ALA X 61 140.968 65.003 157.584 1.00231.61 ATOM 45 CA GLU X 62 138.543 66.437 160.151 1.00231.61 ATOM 46 CA GLU X 63 134.704 66.271 159.887 1.00231.61 ATOM 47 CA ILE X 64 132.651 69.516 160.033 1.00231.61 ATOM 48 CA HIS X 65 128.969 70.355 160.589 1.00231.61 ATOM 49 CA SER X 66 126.421 72.705 159.082 1.00231.61 ATOM 50 CA LYS X 67 126.050 74.493 162.397 1.00231.61 ATOM 51 CA THR X 68 129.597 75.449 161.559 1.00231.61 ATOM 52 CA LYS X 69 130.906 73.140 164.288 1.00231.61 ATOM 53 CA SER X 70 133.891 70.889 163.705 1.00231.61 ATOM 54 CA ARG X 71 133.545 67.336 164.881 1.00231.61 ATOM 55 CA LYS X 72 135.691 64.253 164.283 1.00231.61 ATOM 56 CA GLN X 73 139.087 63.872 162.529 1.00231.61 ATOM 57 CA LEU X 74 140.664 60.888 160.690 1.00231.61 ATOM 58 CA GLY X 75 143.932 59.310 159.532 1.00231.61 ATOM 59 CA ARG X 76 143.040 58.291 155.989 1.00231.61 ATOM 60 CA ILE X 77 139.824 58.296 153.942 1.00231.61 ATOM 61 CA MET X 78 138.564 57.597 150.397 1.00231.61 ATOM 62 CA LEU X 79 135.267 59.206 149.466 1.00231.61 ATOM 63 CA LYS X 80 132.503 57.852 147.295 1.00231.61 ATOM 64 CA GLY X 81 132.532 60.930 145.153 1.00231.61 ATOM 65 CA ASP X 82 128.865 60.616 144.418 1.00231.61 ATOM 66 CA ASN X 83 128.007 62.077 147.837 1.00231.61 ATOM 67 CA ILE X 84 130.158 65.009 146.840 1.00231.61 ATOM 68 CA THR X 85 128.402 68.283 146.181 1.00231.61 ATOM 69 CA LEU X 86 131.348 70.766 146.077 1.00231.61 ATOM 70 CA LEU X 87 135.110 70.565 146.553 1.00231.61 ATOM 71 CA GLN X 88 137.261 73.668 146.955 1.00231.61 ATOM 72 CA SER X 89 140.453 75.395 148.255 1.00231.61 ATOM 73 CA VAL X 90 141.297 78.883 149.637 1.00231.61 ATOM 74 CA SER X 91 137.610 79.341 150.941 1.00231.61 ATOM 75 CA ASN X 92 134.988 82.191 150.662 1.00231.61 TER