HEADER SPLICING 21-APR-08 3CW1 TITLE Crystal Structure of Human Spliceosomal U1 snRNP COMPND MOL_ID: 3; COMPND 2 MOLECULE: Small nuclear ribonucleoprotein-associated proteins B and COMPND 3 CHAIN: A, H, I, J; COMPND 4 FRAGMENT: residues ; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 5.49 ANGSTORMS REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 PHE A 48 REMARK 465 ARG A 49 REMARK 465 LYS A 50 REMARK 465 ILE A 51 REMARK 465 LYS A 52 REMARK 465 PRO A 53 REMARK 465 LYS A 54 REMARK 465 ASN A 55 REMARK 465 SER A 56 REMARK 465 LYS A 57 REMARK 465 GLN A 58 REMARK 465 ALA A 59 REMARK 465 GLU A 60 REMARK 465 ARG A 61 REMARK 465 GLU A 62 REMARK 465 GLU A 63 REMARK 465 LYS A 64 DBREF 3CW1 A 1 174 UNP P14678 RSMB_HUMAN 1 174 SEQRES 1 A 81 SER LYS MET LEU GLN HIS ILE ASP TYR ARG MET ARG CYS SEQRES 2 A 81 ILE LEU GLN ASP GLY ARG ILE PHE ILE GLY THR PHE LYS SEQRES 3 A 81 ALA PHE ASP LYS HIS MET ASN LEU ILE LEU CYS ASP CYS SEQRES 4 A 81 ASP GLU PHE ARG LYS ILE LYS PRO LYS ASN SER LYS GLN SEQRES 5 A 81 ALA GLU ARG GLU GLU LYS ARG VAL LEU GLY LEU VAL LEU SEQRES 6 A 81 LEU ARG GLY GLU ASN LEU VAL SER MET THR VAL GLU GLY SEQRES 7 A 81 PRO PRO PRO ATOM 1 CA SER A 7 109.889 40.013 73.730 1.00231.61 ATOM 2 CA LYS A 8 109.321 36.319 73.179 1.00231.61 ATOM 3 CA MET A 9 112.468 35.630 71.175 1.00231.61 ATOM 4 CA LEU A 10 114.347 34.933 74.034 1.00231.61 ATOM 5 CA GLN A 11 113.525 31.256 73.631 1.00231.61 ATOM 6 CA HIS A 12 116.871 30.570 71.886 1.00231.61 ATOM 7 CA ILE A 13 119.073 32.153 74.649 1.00231.61 ATOM 8 CA ASP A 14 121.802 29.785 76.018 1.00231.61 ATOM 9 CA TYR A 15 121.150 27.377 73.189 1.00231.61 ATOM 10 CA ARG A 16 123.695 25.289 71.361 1.00231.61 ATOM 11 CA MET A 17 122.739 26.750 68.032 1.00231.61 ATOM 12 CA ARG A 18 123.939 27.034 64.588 1.00231.61 ATOM 13 CA CYS A 19 124.448 30.450 62.981 1.00231.61 ATOM 14 CA ILE A 20 124.846 30.790 59.247 1.00231.61 ATOM 15 CA LEU A 21 126.413 33.805 57.538 1.00231.61 ATOM 16 CA GLN A 22 125.932 34.844 53.920 1.00231.61 ATOM 17 CA ASP A 23 129.241 33.333 52.880 1.00231.61 ATOM 18 CA GLY A 24 127.892 29.947 53.885 1.00231.61 ATOM 19 CA ARG A 25 130.165 29.752 56.952 1.00231.61 ATOM 20 CA ILE A 26 128.308 28.070 59.809 1.00231.61 ATOM 21 CA PHE A 27 128.982 29.312 63.301 1.00231.61 ATOM 22 CA ILE A 28 128.064 26.804 66.004 1.00231.61 ATOM 23 CA GLY A 29 128.083 28.013 69.583 1.00231.61 ATOM 24 CA THR A 30 126.367 28.548 72.878 1.00231.61 ATOM 25 CA PHE A 31 124.465 31.522 71.613 1.00231.61 ATOM 26 CA LYS A 32 124.768 33.826 74.596 1.00231.61 ATOM 27 CA ALA A 33 123.760 37.245 73.287 1.00231.61 ATOM 28 CA PHE A 34 121.889 38.919 70.413 1.00231.61 ATOM 29 CA ASP A 35 121.278 42.649 69.805 1.00231.61 ATOM 30 CA LYS A 36 118.406 44.148 67.632 1.00231.61 ATOM 31 CA HIS A 37 120.101 44.493 64.351 1.00231.61 ATOM 32 CA MET A 38 121.190 40.939 65.216 1.00231.61 ATOM 33 CA ASN A 39 124.789 40.983 66.304 1.00231.61 ATOM 34 CA LEU A 40 125.446 37.686 68.124 1.00231.61 ATOM 35 CA ILE A 41 127.771 36.757 70.964 1.00231.61 ATOM 36 CA LEU A 42 128.375 32.998 70.635 1.00231.61 ATOM 37 CA CYS A 43 130.377 30.958 73.154 1.00231.61 ATOM 38 CA ASP A 44 133.016 28.325 72.452 1.00231.61 ATOM 39 CA CYS A 45 132.534 29.078 68.770 1.00231.61 ATOM 40 CA ASP A 46 133.617 26.396 66.281 1.00231.61 ATOM 41 CA GLU A 47 134.050 27.220 62.565 1.00231.61 ATOM 42 CA ARG A 65 139.778 26.547 63.162 1.00231.61 ATOM 43 CA VAL A 66 137.874 26.879 66.482 1.00231.61 ATOM 44 CA LEU A 67 137.267 30.384 68.006 1.00231.61 ATOM 45 CA GLY A 68 136.654 30.509 71.781 1.00231.61 ATOM 46 CA LEU A 69 134.401 33.558 72.315 1.00231.61 ATOM 47 CA VAL A 70 132.872 35.468 69.440 1.00231.61 ATOM 48 CA LEU A 71 130.645 38.374 68.322 1.00231.61 ATOM 49 CA LEU A 72 129.059 37.772 64.913 1.00231.61 ATOM 50 CA ARG A 73 127.749 40.730 62.897 1.00231.61 ATOM 51 CA GLY A 74 124.124 41.416 62.052 1.00231.61 ATOM 52 CA GLU A 75 124.254 42.321 58.324 1.00231.61 ATOM 53 CA ASN A 76 125.839 38.989 57.314 1.00231.61 ATOM 54 CA LEU A 77 123.646 36.352 59.032 1.00231.61 ATOM 55 CA VAL A 78 120.984 34.331 57.350 1.00231.61 ATOM 56 CA SER A 79 119.674 31.658 59.707 1.00231.61 ATOM 57 CA MET A 80 120.028 30.107 63.143 1.00231.61 ATOM 58 CA THR A 81 118.959 26.496 63.713 1.00231.61 ATOM 59 CA VAL A 82 118.793 24.329 66.773 1.00231.61 ATOM 60 CA GLU A 83 122.118 22.554 66.616 1.00231.61 ATOM 61 CA GLY A 84 121.709 21.252 70.125 1.00231.61 ATOM 62 CA PRO A 85 120.254 22.077 73.484 1.00231.61 ATOM 63 CA PRO A 86 122.687 23.001 76.334 1.00231.61 ATOM 64 CA PRO A 87 126.081 21.406 75.534 1.00231.61 TER