HEADER SPLICING 31-DEC-69 5ZWO TITLE Cryo-EM structure of the yeast B complex at average resolution of 3.9 TITLE 2 angstrom COMPND MOL_ID: 33; COMPND 2 MOLECULE: Pre-mRNA-splicing factor RDS3; COMPND 3 CHAIN: 5; EXPDTA ELECTRON MICROSCOPY DBREF 5ZWO 5 1 107 UNP Q06835 RDS3_YEAST 1 107 SEQRES 1 5 7 LEU LEU CYS GLU LYS CYS ASP SEQRES 1 5 16 ALA LYS ASN CYS ILE ILE CYS ASN LEU ASN VAL GLY VAL SEQRES 2 5 16 ASN ASP ALA ATOM 1 N LEU 5 21 271.420 227.793 357.238 1.00 85.04 ATOM 2 CA LEU 5 21 271.719 229.097 357.836 1.00 93.24 ATOM 3 C LEU 5 21 272.938 229.751 357.204 1.00 88.14 ATOM 4 O LEU 5 21 273.785 229.058 356.678 1.00 67.77 ATOM 5 CB LEU 5 21 271.931 228.922 359.327 1.00 97.17 ATOM 6 N LEU 5 22 272.999 231.076 357.253 1.00 83.31 ATOM 7 CA LEU 5 22 274.142 231.819 356.713 1.00 94.04 ATOM 8 C LEU 5 22 274.750 232.760 357.757 1.00 99.65 ATOM 9 O LEU 5 22 274.011 233.470 358.475 1.00116.19 ATOM 10 CB LEU 5 22 273.697 232.667 355.528 1.00 90.74 ATOM 11 N CYS 5 23 276.076 232.819 357.803 1.00 83.01 ATOM 12 CA CYS 5 23 276.742 233.726 358.701 1.00 92.77 ATOM 13 C CYS 5 23 276.578 235.164 358.291 1.00 89.45 ATOM 14 O CYS 5 23 276.154 235.451 357.176 1.00114.84 ATOM 15 CB CYS 5 23 278.206 233.395 358.769 1.00107.92 ATOM 16 N GLU 5 24 276.925 236.076 359.194 1.00 97.13 ATOM 17 CA GLU 5 24 276.777 237.497 358.911 1.00113.27 ATOM 18 C GLU 5 24 277.490 237.917 357.636 1.00103.98 ATOM 19 O GLU 5 24 277.061 238.842 356.940 1.00116.12 ATOM 20 CB GLU 5 24 277.326 238.316 360.059 1.00142.92 ATOM 21 N LYS 5 25 278.587 237.241 357.357 1.00 88.08 ATOM 22 CA LYS 5 25 279.434 237.578 356.244 1.00 94.83 ATOM 23 C LYS 5 25 278.834 237.124 354.916 1.00 89.79 ATOM 24 O LYS 5 25 278.798 237.867 353.944 1.00 91.25 ATOM 25 CB LYS 5 25 280.805 236.987 356.508 1.00102.94 ATOM 26 N CYS 5 26 278.352 235.894 354.894 1.00103.14 ATOM 27 CA CYS 5 26 277.710 235.325 353.715 1.00 97.73 ATOM 28 C CYS 5 26 276.239 235.644 353.680 1.00 85.58 ATOM 29 O CYS 5 26 275.552 235.137 352.842 1.00 79.28 ATOM 30 CB CYS 5 26 277.879 233.792 353.705 1.00107.11 ATOM 31 N ASP 5 27 275.750 236.481 354.583 1.00 97.91 ATOM 32 CA ASP 5 27 274.322 236.745 354.651 1.00 99.30 ATOM 33 C ASP 5 27 273.813 237.428 353.425 1.00 82.22 ATOM 34 O ASP 5 27 274.540 238.210 352.806 1.00 97.75 ATOM 35 CB ASP 5 27 273.988 237.596 355.891 1.00119.76 TER ATOM 1 N ALA 5 55 275.206 221.632 361.844 1.00128.61 ATOM 2 CA ALA 5 55 273.993 222.306 361.416 1.00131.56 ATOM 3 C ALA 5 55 274.064 223.812 361.555 1.00122.72 ATOM 4 O ALA 5 55 273.545 224.525 360.706 1.00163.27 ATOM 5 CB ALA 5 55 272.768 221.788 362.172 1.00133.75 ATOM 6 N LYS 5 56 274.693 224.314 362.594 1.00110.55 ATOM 7 CA LYS 5 56 274.734 225.761 362.801 1.00127.58 ATOM 8 C LYS 5 56 275.571 226.549 361.773 1.00116.08 ATOM 9 O LYS 5 56 275.201 227.640 361.402 1.00 99.43 ATOM 10 CB LYS 5 56 275.221 226.062 364.205 1.00160.37 ATOM 11 N ASN 5 57 276.658 225.983 361.276 1.00108.60 ATOM 12 CA ASN 5 57 277.580 226.711 360.380 1.00104.97 ATOM 13 C ASN 5 57 276.986 227.093 359.024 1.00 98.07 ATOM 14 O ASN 5 57 276.243 226.333 358.436 1.00 99.30 ATOM 15 CB ASN 5 57 278.868 225.900 360.149 1.00112.03 ATOM 16 N CYS 5 58 277.356 228.266 358.526 1.00 93.37 ATOM 17 CA CYS 5 58 276.943 228.729 357.219 1.00 82.83 ATOM 18 C CYS 5 58 276.983 227.556 356.233 1.00 83.61 ATOM 19 O CYS 5 58 277.832 226.699 356.314 1.00 74.53 ATOM 20 CB CYS 5 58 277.859 229.829 356.778 1.00 83.91 ATOM 21 N ILE 5 59 276.037 227.500 355.309 1.00 80.25 ATOM 22 CA ILE 5 59 275.972 226.376 354.369 1.00 73.36 ATOM 23 C ILE 5 59 276.834 226.677 353.171 1.00 71.61 ATOM 24 O ILE 5 59 276.773 225.980 352.190 1.00 85.15 ATOM 25 CB ILE 5 59 274.519 226.158 353.882 1.00 73.74 ATOM 26 N ILE 5 60 277.535 227.806 353.182 1.00 76.52 ATOM 27 CA ILE 5 60 278.443 228.205 352.106 1.00 75.29 ATOM 28 C ILE 5 60 279.910 228.003 352.502 1.00 73.26 ATOM 29 O ILE 5 60 280.604 227.174 351.914 1.00 79.83 ATOM 30 CB ILE 5 60 278.160 229.626 351.650 1.00 77.24 ATOM 31 N CYS 5 61 280.363 228.723 353.511 1.00 72.63 ATOM 32 CA CYS 5 61 281.695 228.512 354.050 1.00 76.75 ATOM 33 C CYS 5 61 281.835 227.379 355.048 1.00 72.38 ATOM 34 O CYS 5 61 282.924 226.927 355.291 1.00 75.23 ATOM 35 CB CYS 5 61 282.180 229.784 354.698 1.00 87.02 ATOM 36 N ASN 5 62 280.743 226.937 355.618 1.00 81.84 ATOM 37 CA ASN 5 62 280.720 225.903 356.676 1.00103.57 ATOM 38 C ASN 5 62 281.800 226.053 357.715 1.00106.79 ATOM 39 O ASN 5 62 282.342 225.080 358.217 1.00 97.67 ATOM 40 CB ASN 5 62 280.659 224.449 356.128 1.00 95.55 ATOM 41 N LEU 5 63 282.048 227.300 358.078 1.00108.08 ATOM 42 CA LEU 5 63 283.055 227.593 359.058 1.00122.26 ATOM 43 C LEU 5 63 282.486 228.469 360.165 1.00103.41 ATOM 44 O LEU 5 63 282.349 228.018 361.301 1.00 88.61 ATOM 45 CB LEU 5 63 284.250 228.228 358.370 1.00126.88 ATOM 46 N ASN 5 64 282.122 229.694 359.814 1.00 80.86 ATOM 47 CA ASN 5 64 281.457 230.580 360.744 1.00 87.67 ATOM 48 C ASN 5 64 280.077 230.062 361.132 1.00 85.20 ATOM 49 O ASN 5 64 279.498 229.248 360.417 1.00114.84 ATOM 50 CB ASN 5 64 281.313 231.969 360.125 1.00 98.14 ATOM 51 N VAL 5 65 279.541 230.520 362.248 1.00 87.98 ATOM 52 CA VAL 5 65 278.220 230.067 362.702 1.00 97.95 ATOM 53 C VAL 5 65 277.102 230.827 361.996 1.00 92.16 ATOM 54 O VAL 5 65 277.235 232.008 361.719 1.00 90.43 ATOM 55 CB VAL 5 65 278.077 230.235 364.236 1.00120.41 ATOM 56 N GLY 5 66 275.991 230.148 361.743 1.00 96.55 ATOM 57 CA GLY 5 66 274.878 230.709 360.980 1.00 98.79 ATOM 58 C GLY 5 66 273.813 231.365 361.828 1.00 91.03 ATOM 59 O GLY 5 66 273.611 230.979 362.971 1.00 89.80 ATOM 60 N VAL 5 67 273.145 232.349 361.249 1.00 95.74 ATOM 61 CA VAL 5 67 272.137 233.118 361.954 1.00110.61 ATOM 62 C VAL 5 67 270.873 233.275 361.126 1.00114.39 ATOM 63 O VAL 5 67 269.819 232.737 361.504 1.00123.02 ATOM 64 CB VAL 5 67 272.679 234.483 362.408 1.00132.87 ATOM 65 N ASN 5 68 270.970 233.927 359.974 1.00113.61 ATOM 66 CA ASN 5 68 269.809 234.097 359.132 1.00113.67 ATOM 67 C ASN 5 68 269.558 232.850 358.292 1.00102.96 ATOM 68 O ASN 5 68 270.452 232.028 358.049 1.00 81.14 ATOM 69 CB ASN 5 68 269.992 235.293 358.207 1.00125.72 ATOM 70 N ASP 5 69 268.329 232.735 357.826 1.00 94.78 ATOM 71 CA ASP 5 69 267.963 231.704 356.874 1.00 94.38 ATOM 72 C ASP 5 69 268.583 231.999 355.523 1.00 80.07 ATOM 73 O ASP 5 69 268.929 233.136 355.229 1.00 85.07 ATOM 74 CB ASP 5 69 266.436 231.656 356.741 1.00114.77 ATOM 75 N ALA 5 70 268.678 230.973 354.690 1.00 74.17 ATOM 76 CA ALA 5 70 269.217 231.092 353.354 1.00 70.91 ATOM 77 C ALA 5 70 268.119 230.948 352.341 1.00 74.20 ATOM 78 O ALA 5 70 267.318 230.024 352.448 1.00 59.29 ATOM 79 CB ALA 5 70 270.266 230.050 353.131 1.00 71.51 TER