HEADER SPLICING 31-DEC-69 3JCR TITLE 3D structure determination of the human*U4/U6.U5* tri-snRNP complex COMPND MOL_ID: 12; COMPND 2 MOLECULE: SmE; COMPND 3 CHAIN: S, s; EXPDTA ELECTRON MICROSCOPY DBREF 3JCR s 1 92 UNP P62304 RUXE_HUMAN 1 92 SEQRES 1 s 51 ASN MET ARG ILE GLU GLY CYS ILE ILE GLY PHE ASP GLU SEQRES 2 s 51 TYR MET ASN LEU VAL LEU ASP ASP ALA GLU GLU ILE HIS SEQRES 3 s 51 SER LYS THR LYS SER ARG LYS GLN LEU GLY ARG ILE MET SEQRES 4 s 51 LEU LYS GLY ASP ASN ILE THR LEU LEU GLN SER VAL ATOM 1 CA ASN s 40 274.555 163.460 271.378 1.00 0.00 ATOM 2 CA MET s 41 271.590 161.988 269.446 1.00 0.00 ATOM 3 CA ARG s 42 270.631 158.489 268.418 1.00 0.00 ATOM 4 CA ILE s 43 268.442 156.172 266.345 1.00 0.00 ATOM 5 CA GLU s 44 266.723 152.760 266.843 1.00 0.00 ATOM 6 CA GLY s 45 265.941 150.404 263.867 1.00 0.00 ATOM 7 CA CYS s 46 265.949 146.944 262.163 1.00 0.00 ATOM 8 CA ILE s 47 269.106 146.678 259.948 1.00 0.00 ATOM 9 CA ILE s 48 268.405 145.540 256.378 1.00 0.00 ATOM 10 CA GLY s 49 271.726 146.042 254.448 1.00 0.00 ATOM 11 CA PHE s 50 275.256 147.436 254.788 1.00 0.00 ATOM 12 CA ASP s 51 278.499 148.253 252.963 1.00 0.00 ATOM 13 CA GLU s 52 282.187 148.075 254.035 1.00 0.00 ATOM 14 CA TYR s 53 282.272 151.852 254.707 1.00 0.00 ATOM 15 CA MET s 54 279.875 151.012 257.592 1.00 0.00 ATOM 16 CA ASN s 55 276.944 152.629 255.832 1.00 0.00 ATOM 17 CA LEU s 56 273.797 150.904 256.987 1.00 0.00 ATOM 18 CA VAL s 57 270.146 150.816 255.995 1.00 0.00 ATOM 19 CA LEU s 58 267.613 150.776 258.872 1.00 0.00 ATOM 20 CA ASP s 59 263.759 150.377 258.806 1.00 0.00 ATOM 21 CA ASP s 60 261.315 151.280 261.559 1.00 0.00 ATOM 22 CA ALA s 61 263.743 153.950 262.897 1.00 0.00 ATOM 23 CA GLU s 62 263.093 156.353 265.819 1.00 0.00 ATOM 24 CA GLU s 63 265.345 159.408 266.278 1.00 0.00 ATOM 25 CA ILE s 64 266.384 159.898 269.912 1.00 0.00 ATOM 26 CA HIS s 65 267.386 163.143 271.652 1.00 0.00 ATOM 27 CA SER s 66 269.869 163.899 274.478 1.00 0.00 ATOM 28 CA LYS s 67 266.955 165.322 276.535 1.00 0.00 ATOM 29 CA THR s 68 265.760 161.654 276.527 1.00 0.00 ATOM 30 CA LYS s 69 262.963 162.555 274.095 1.00 0.00 ATOM 31 CA SER s 70 262.676 160.453 270.984 1.00 0.00 ATOM 32 CA ARG s 71 262.477 163.020 268.211 1.00 0.00 ATOM 33 CA LYS s 72 260.761 161.084 265.345 1.00 0.00 ATOM 34 CA GLN s 73 260.202 157.639 263.697 1.00 0.00 ATOM 35 CA LEU s 74 261.112 157.171 260.016 1.00 0.00 ATOM 36 CA GLY s 75 260.269 154.761 257.258 1.00 0.00 ATOM 37 CA ARG s 76 263.538 154.130 255.481 1.00 0.00 ATOM 38 CA ILE s 77 266.924 155.540 256.459 1.00 0.00 ATOM 39 CA MET s 78 270.362 155.102 254.817 1.00 0.00 ATOM 40 CA LEU s 79 273.225 156.247 257.025 1.00 0.00 ATOM 41 CA LYS s 80 276.763 157.599 256.187 1.00 0.00 ATOM 42 CA GLY s 81 279.492 155.520 257.764 1.00 0.00 ATOM 43 CA ASP s 82 281.739 158.436 258.655 1.00 0.00 ATOM 44 CA ASN s 83 279.123 159.790 261.039 1.00 0.00 ATOM 45 CA ILE s 84 278.636 156.493 262.938 1.00 0.00 ATOM 46 CA THR s 85 280.245 156.400 266.399 1.00 0.00 ATOM 47 CA LEU s 86 278.706 153.435 268.264 1.00 0.00 ATOM 48 CA LEU s 87 276.051 150.744 267.761 1.00 0.00 ATOM 49 CA GLN s 88 274.576 148.319 270.267 1.00 0.00 ATOM 50 CA SER s 89 272.206 145.364 270.143 1.00 0.00 ATOM 51 CA VAL s 90 270.439 142.943 272.572 1.00 0.00 TER