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 F 1 86 UNP P62306 RUXF_HUMAN 1 86 SEQRES 1 F 76 ASN PRO LYS PRO PHE LEU ASN GLY LEU THR GLY LYS PRO SEQRES 2 F 76 VAL MET VAL LYS LEU LYS TRP GLY MET GLU TYR LYS GLY SEQRES 3 F 76 TYR LEU VAL SER VAL ASP GLY TYR MET ASN MET GLN LEU SEQRES 4 F 76 ALA ASN THR GLU GLU TYR ILE ASP GLY ALA LEU SER GLY SEQRES 5 F 76 HIS LEU GLY GLU VAL LEU ILE ARG CYS ASN ASN VAL LEU SEQRES 6 F 76 TYR ILE ARG GLY VAL GLU GLU GLU GLU GLU ASP ATOM 1 CA ASN F 6 118.106 74.798 44.138 1.00231.61 ATOM 2 CA PRO F 7 117.858 71.272 42.359 1.00231.61 ATOM 3 CA LYS F 8 114.842 69.308 43.685 1.00231.61 ATOM 4 CA PRO F 9 112.883 72.534 43.690 1.00231.61 ATOM 5 CA PHE F 10 112.873 72.404 39.907 1.00231.61 ATOM 6 CA LEU F 11 110.819 69.207 40.279 1.00231.61 ATOM 7 CA ASN F 12 107.471 71.050 40.118 1.00231.61 ATOM 8 CA GLY F 13 108.463 72.120 36.612 1.00231.61 ATOM 9 CA LEU F 14 110.318 68.972 35.594 1.00231.61 ATOM 10 CA THR F 15 107.326 66.851 36.485 1.00231.61 ATOM 11 CA GLY F 16 105.189 65.982 33.511 1.00231.61 ATOM 12 CA LYS F 17 108.226 66.097 31.222 1.00231.61 ATOM 13 CA PRO F 18 109.997 63.781 28.750 1.00231.61 ATOM 14 CA VAL F 19 113.474 62.886 29.947 1.00231.61 ATOM 15 CA MET F 20 115.813 60.018 29.781 1.00231.61 ATOM 16 CA VAL F 21 116.509 58.447 33.078 1.00231.61 ATOM 17 CA LYS F 22 119.569 56.430 33.570 1.00231.61 ATOM 18 CA LEU F 23 119.840 53.311 35.767 1.00231.61 ATOM 19 CA LYS F 24 122.465 51.986 38.157 1.00231.61 ATOM 20 CA TRP F 25 121.965 48.816 36.267 1.00231.61 ATOM 21 CA GLY F 26 123.300 50.639 33.262 1.00231.61 ATOM 22 CA MET F 27 119.957 50.314 31.556 1.00231.61 ATOM 23 CA GLU F 28 118.009 53.517 30.853 1.00231.61 ATOM 24 CA TYR F 29 114.270 54.425 30.831 1.00231.61 ATOM 25 CA LYS F 30 112.834 57.484 28.976 1.00231.61 ATOM 26 CA GLY F 31 109.316 58.862 29.072 1.00231.61 ATOM 27 CA TYR F 32 106.893 61.490 30.201 1.00231.61 ATOM 28 CA LEU F 33 107.097 62.120 33.942 1.00231.61 ATOM 29 CA VAL F 34 103.643 61.728 35.490 1.00231.61 ATOM 30 CA SER F 35 104.479 61.499 39.192 1.00231.61 ATOM 31 CA VAL F 36 107.040 61.305 41.984 1.00231.61 ATOM 32 CA ASP F 37 107.312 60.462 45.669 1.00231.61 ATOM 33 CA GLY F 38 109.545 60.879 48.677 1.00231.61 ATOM 34 CA TYR F 39 111.950 58.069 47.764 1.00231.61 ATOM 35 CA MET F 40 112.449 59.605 44.271 1.00231.61 ATOM 36 CA ASN F 41 110.423 56.671 42.976 1.00231.61 ATOM 37 CA MET F 42 109.129 58.260 39.794 1.00231.61 ATOM 38 CA GLN F 43 106.189 57.278 37.620 1.00231.61 ATOM 39 CA LEU F 44 106.080 57.436 33.813 1.00231.61 ATOM 40 CA ALA F 45 103.575 57.125 30.993 1.00231.61 ATOM 41 CA ASN F 46 103.875 56.342 27.273 1.00231.61 ATOM 42 CA THR F 47 107.579 55.562 27.516 1.00231.61 ATOM 43 CA GLU F 48 110.576 54.232 25.512 1.00231.61 ATOM 44 CA GLU F 49 113.316 52.489 27.591 1.00231.61 ATOM 45 CA TYR F 50 116.748 52.584 25.892 1.00231.61 ATOM 46 CA ILE F 51 119.578 50.409 27.231 1.00231.61 ATOM 47 CA ASP F 52 123.103 50.177 25.737 1.00231.61 ATOM 48 CA GLY F 53 121.711 52.018 22.641 1.00231.61 ATOM 49 CA ALA F 54 119.127 49.295 22.077 1.00231.61 ATOM 50 CA LEU F 55 115.450 49.924 21.936 1.00231.61 ATOM 51 CA SER F 56 114.566 46.929 24.048 1.00231.61 ATOM 52 CA GLY F 57 110.888 47.935 24.346 1.00231.61 ATOM 53 CA HIS F 58 108.166 50.516 25.040 1.00231.61 ATOM 54 CA LEU F 59 105.195 50.276 27.348 1.00231.61 ATOM 55 CA GLY F 60 102.372 52.600 28.169 1.00231.61 ATOM 56 CA GLU F 61 103.151 52.981 31.876 1.00231.61 ATOM 57 CA VAL F 62 106.068 52.314 34.304 1.00231.61 ATOM 58 CA LEU F 63 106.838 52.383 38.046 1.00231.61 ATOM 59 CA ILE F 64 110.563 52.258 38.678 1.00231.61 ATOM 60 CA ARG F 65 112.035 51.552 42.065 1.00231.61 ATOM 61 CA CYS F 66 114.265 54.506 42.688 1.00231.61 ATOM 62 CA ASN F 67 116.983 52.379 44.247 1.00231.61 ATOM 63 CA ASN F 68 117.715 51.754 40.591 1.00231.61 ATOM 64 CA VAL F 69 117.455 55.368 39.385 1.00231.61 ATOM 65 CA LEU F 70 120.799 57.160 39.230 1.00231.61 ATOM 66 CA TYR F 71 119.895 60.554 37.825 1.00231.61 ATOM 67 CA ILE F 72 117.650 62.347 35.367 1.00231.61 ATOM 68 CA ARG F 73 118.156 64.276 32.110 1.00231.61 ATOM 69 CA GLY F 74 115.830 66.276 29.960 1.00231.61 ATOM 70 CA VAL F 75 115.284 65.939 26.386 1.00231.61 ATOM 71 CA GLU F 76 116.717 67.887 23.513 1.00231.61 ATOM 72 CA GLU F 77 114.564 69.253 20.683 1.00231.61 ATOM 73 CA GLU F 78 115.944 72.658 19.346 1.00231.61 ATOM 74 CA GLU F 79 114.671 72.055 15.853 1.00231.61 ATOM 75 CA GLU F 80 111.130 72.604 17.212 1.00231.61 ATOM 76 CA ASP F 81 112.338 76.008 18.336 1.00231.61 TER