HEADER SPLICING 31-DEC-69 5ZWM TITLE Cryo-EM structure of the yeast pre-B complex at an average resolution TITLE 2 of 3.4~4.6 angstrom (tri-snRNP and U2 snRNP Part) COMPND MOL_ID: 14; COMPND 2 MOLECULE: U6 snRNA-associated Sm-like protein LSm7; COMPND 3 CHAIN: y; EXPDTA ELECTRON MICROSCOPY 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 SER y 71 REMARK 465 ASN y 72 REMARK 465 PRO y 73 REMARK 465 ASP y 74 REMARK 465 ASP y 75 REMARK 465 GLU y 76 REMARK 465 ASN y 77 REMARK 465 ASN y 78 REMARK 465 THR y 79 REMARK 465 GLU y 80 REMARK 465 LEU y 81 REMARK 465 ILE y 82 REMARK 465 SER y 83 REMARK 465 LYS y 84 DBREF 5ZWM y 1 115 UNP P53905 LSM7_YEAST 1 115 SEQRES 1 y 80 ALA ILE LEU ASP LEU ALA LYS TYR LYS ASP SER LYS ILE SEQRES 2 y 80 ARG VAL LYS LEU MET GLY GLY LYS LEU VAL ILE GLY VAL SEQRES 3 y 80 LEU LYS GLY TYR ASP GLN LEU MET ASN LEU VAL LEU ASP SEQRES 4 y 80 ASP THR VAL GLU TYR MET SER ASN PRO ASP ASP GLU ASN SEQRES 5 y 80 ASN THR GLU LEU ILE SER LYS ASN ALA ARG LYS LEU GLY SEQRES 6 y 80 LEU THR VAL ILE ARG GLY THR ILE LEU VAL SER LEU SER SEQRES 7 y 80 SER ALA ATOM 1 N ALA y 26 303.492 296.819 408.143 1.00102.82 ATOM 2 CA ALA y 26 302.323 297.700 408.171 1.00101.52 ATOM 3 C ALA y 26 302.643 298.967 408.944 1.00101.26 ATOM 4 O ALA y 26 303.643 299.005 409.672 1.00102.13 ATOM 5 N ILE y 27 301.827 300.010 408.761 1.00 62.26 ATOM 6 CA ILE y 27 302.133 301.331 409.366 1.00 62.56 ATOM 7 C ILE y 27 301.445 301.576 410.698 1.00 63.07 ATOM 8 O ILE y 27 301.789 302.532 411.409 1.00 63.81 ATOM 9 N LEU y 28 300.420 300.785 410.979 1.00 58.19 ATOM 10 CA LEU y 28 299.700 300.884 412.235 1.00 58.40 ATOM 11 C LEU y 28 299.919 299.627 413.081 1.00 58.86 ATOM 12 O LEU y 28 299.605 298.523 412.641 1.00 58.71 ATOM 13 N ASP y 29 300.462 299.761 414.288 1.00113.35 ATOM 14 CA ASP y 29 300.663 298.559 415.094 1.00113.39 ATOM 15 C ASP y 29 299.438 298.271 415.922 1.00112.09 ATOM 16 O ASP y 29 299.216 298.891 416.959 1.00111.99 ATOM 17 N LEU y 30 298.622 297.338 415.448 1.00 69.27 ATOM 18 CA LEU y 30 297.358 297.062 416.112 1.00 67.42 ATOM 19 C LEU y 30 297.523 296.348 417.481 1.00 67.13 ATOM 20 O LEU y 30 296.565 296.255 418.259 1.00 65.85 ATOM 21 N ALA y 31 298.741 295.912 417.791 1.00 69.32 ATOM 22 CA ALA y 31 298.963 295.166 419.015 1.00 69.53 ATOM 23 C ALA y 31 298.721 296.057 420.210 1.00 69.79 ATOM 24 O ALA y 31 298.176 295.619 421.220 1.00 69.75 ATOM 25 N LYS y 32 299.103 297.321 420.096 1.00 85.53 ATOM 26 CA LYS y 32 298.910 298.242 421.206 1.00 86.68 ATOM 27 C LYS y 32 297.448 298.536 421.453 1.00 85.34 ATOM 28 O LYS y 32 297.102 299.158 422.454 1.00 87.03 ATOM 29 N TYR y 33 296.592 298.083 420.549 1.00 78.80 ATOM 30 CA TYR y 33 295.171 298.307 420.710 1.00 77.60 ATOM 31 C TYR y 33 294.418 297.051 421.156 1.00 76.69 ATOM 32 O TYR y 33 293.218 297.125 421.395 1.00 76.28 ATOM 33 N LYS y 34 295.102 295.916 421.328 1.00 72.64 ATOM 34 CA LYS y 34 294.385 294.726 421.795 1.00 72.07 ATOM 35 C LYS y 34 293.930 294.943 423.243 1.00 73.84 ATOM 36 O LYS y 34 294.659 295.471 424.081 1.00 76.70 ATOM 37 N ASP y 35 292.679 294.558 423.466 1.00 72.62 ATOM 38 CA ASP y 35 291.886 294.784 424.679 1.00 75.09 ATOM 39 C ASP y 35 291.565 296.240 425.012 1.00 76.34 ATOM 40 O ASP y 35 291.265 296.552 426.154 1.00 80.50 ATOM 41 N SER y 36 291.556 297.107 424.014 1.00 73.03 ATOM 42 CA SER y 36 291.081 298.470 424.201 1.00 74.37 ATOM 43 C SER y 36 289.841 298.688 423.321 1.00 73.24 ATOM 44 O SER y 36 289.536 297.894 422.427 1.00 71.11 ATOM 45 N LYS y 37 289.138 299.777 423.566 1.00 92.82 ATOM 46 CA LYS y 37 287.927 300.049 422.822 1.00 92.75 ATOM 47 C LYS y 37 288.209 300.947 421.619 1.00 91.89 ATOM 48 O LYS y 37 288.639 302.079 421.793 1.00 93.51 ATOM 49 N ILE y 38 287.966 300.447 420.402 1.00 62.92 ATOM 50 CA ILE y 38 288.277 301.228 419.196 1.00 62.02 ATOM 51 C ILE y 38 287.016 301.653 418.420 1.00 63.16 ATOM 52 O ILE y 38 285.929 301.046 418.566 1.00 64.25 ATOM 53 N ARG y 39 287.178 302.721 417.645 1.00 67.81 ATOM 54 CA ARG y 39 286.127 303.273 416.797 1.00 69.92 ATOM 55 C ARG y 39 286.507 303.000 415.335 1.00 66.97 ATOM 56 O ARG y 39 287.552 303.439 414.861 1.00 65.37 ATOM 57 N VAL y 40 285.618 302.322 414.614 1.00 53.53 ATOM 58 CA VAL y 40 285.861 301.915 413.232 1.00 50.44 ATOM 59 C VAL y 40 284.751 302.359 412.281 1.00 53.93 ATOM 60 O VAL y 40 283.635 301.877 412.337 1.00 57.20 ATOM 61 N LYS y 41 285.066 303.318 411.433 1.00 53.67 ATOM 62 CA LYS y 41 284.129 303.797 410.429 1.00 56.26 ATOM 63 C LYS y 41 284.264 302.962 409.152 1.00 50.83 ATOM 64 O LYS y 41 285.402 302.663 408.713 1.00 46.64 ATOM 65 N LEU y 42 283.124 302.498 408.640 1.00 62.95 ATOM 66 CA LEU y 42 283.070 301.639 407.474 1.00 58.98 ATOM 67 C LEU y 42 282.533 302.305 406.224 1.00 58.50 ATOM 68 O LEU y 42 281.894 303.366 406.242 1.00 61.24 ATOM 69 N MET y 43 282.808 301.653 405.101 1.00 95.52 ATOM 70 CA MET y 43 282.334 302.111 403.810 1.00 95.21 ATOM 71 C MET y 43 280.829 301.911 403.718 1.00 96.59 ATOM 72 O MET y 43 280.323 300.819 403.966 1.00 96.73 ATOM 73 N GLY y 44 280.119 302.972 403.359 1.00 73.24 ATOM 74 CA GLY y 44 278.678 302.908 403.225 1.00 74.76 ATOM 75 C GLY y 44 278.067 303.607 404.421 1.00 78.23 ATOM 76 O GLY y 44 276.855 303.536 404.633 1.00 79.86 ATOM 77 N GLY y 45 278.923 304.250 405.212 1.00 63.32 ATOM 78 CA GLY y 45 278.518 305.088 406.322 1.00 67.56 ATOM 79 C GLY y 45 278.182 304.384 407.634 1.00 70.03 ATOM 80 O GLY y 45 277.478 304.950 408.448 1.00 73.40 ATOM 81 N LYS y 46 278.772 303.232 407.918 1.00 82.47 ATOM 82 CA LYS y 46 278.556 302.581 409.217 1.00 84.94 ATOM 83 C LYS y 46 279.624 302.939 410.234 1.00 87.03 ATOM 84 O LYS y 46 280.761 303.213 409.890 1.00 85.28 ATOM 85 N LEU y 47 279.213 303.020 411.485 1.00 54.82 ATOM 86 CA LEU y 47 280.143 303.211 412.596 1.00 56.40 ATOM 87 C LEU y 47 280.112 301.991 413.502 1.00 55.42 ATOM 88 O LEU y 47 279.065 301.407 413.695 1.00 55.94 ATOM 89 N VAL y 48 281.254 301.550 414.005 1.00 66.82 ATOM 90 CA VAL y 48 281.279 300.421 414.931 1.00 65.49 ATOM 91 C VAL y 48 282.301 300.660 416.028 1.00 63.83 ATOM 92 O VAL y 48 283.477 300.888 415.756 1.00 60.61 ATOM 93 N ILE y 49 281.855 300.615 417.277 1.00 61.95 ATOM 94 CA ILE y 49 282.778 300.714 418.400 1.00 60.07 ATOM 95 C ILE y 49 282.813 299.385 419.090 1.00 58.34 ATOM 96 O ILE y 49 281.786 298.819 419.353 1.00 60.04 ATOM 97 N GLY y 50 283.986 298.821 419.301 1.00 70.69 ATOM 98 CA GLY y 50 284.029 297.491 419.893 1.00 69.55 ATOM 99 C GLY y 50 285.298 297.362 420.701 1.00 68.05 ATOM 100 O GLY y 50 286.092 298.297 420.750 1.00 67.89 ATOM 101 N VAL y 51 285.531 296.199 421.300 1.00 59.16 ATOM 102 CA VAL y 51 286.811 295.966 421.972 1.00 58.45 ATOM 103 C VAL y 51 287.632 295.079 421.035 1.00 56.03 ATOM 104 O VAL y 51 287.157 294.014 420.621 1.00 55.61 ATOM 105 N LEU y 52 288.869 295.499 420.739 1.00 55.39 ATOM 106 CA LEU y 52 289.726 294.794 419.772 1.00 53.47 ATOM 107 C LEU y 52 290.297 293.517 420.354 1.00 55.05 ATOM 108 O LEU y 52 291.088 293.534 421.319 1.00 57.66 ATOM 109 N LYS y 53 289.841 292.388 419.819 1.00 72.16 ATOM 110 CA LYS y 53 290.337 291.083 420.239 1.00 72.88 ATOM 111 C LYS y 53 291.368 290.484 419.283 1.00 72.60 ATOM 112 O LYS y 53 292.298 289.805 419.712 1.00 73.68 ATOM 113 N GLY y 54 291.171 290.694 417.983 1.00 56.72 ATOM 114 CA GLY y 54 292.050 290.119 416.975 1.00 57.54 ATOM 115 C GLY y 54 292.211 290.965 415.724 1.00 57.53 ATOM 116 O GLY y 54 291.364 291.797 415.417 1.00 55.82 ATOM 117 N TYR y 55 293.308 290.750 414.999 1.00 62.68 ATOM 118 CA TYR y 55 293.547 291.452 413.741 1.00 63.57 ATOM 119 C TYR y 55 294.382 290.640 412.750 1.00 66.42 ATOM 120 O TYR y 55 295.085 289.711 413.134 1.00 67.51 ATOM 121 N ASP y 56 294.336 291.018 411.477 1.00 70.15 ATOM 122 CA ASP y 56 295.217 290.411 410.486 1.00 73.17 ATOM 123 C ASP y 56 295.924 291.490 409.670 1.00 74.22 ATOM 124 O ASP y 56 295.651 292.677 409.832 1.00 72.04 ATOM 125 N GLN y 57 296.840 291.073 408.807 1.00115.20 ATOM 126 CA GLN y 57 297.605 292.011 407.995 1.00115.01 ATOM 127 C GLN y 57 296.707 292.748 407.002 1.00113.03 ATOM 128 O GLN y 57 297.028 293.844 406.555 1.00111.56 ATOM 129 N LEU y 58 295.583 292.127 406.673 1.00 62.50 ATOM 130 CA LEU y 58 294.615 292.705 405.749 1.00 60.77 ATOM 131 C LEU y 58 293.623 293.666 406.406 1.00 57.18 ATOM 132 O LEU y 58 292.706 294.147 405.747 1.00 55.48 ATOM 133 N MET y 59 293.871 293.975 407.681 1.00 72.50 ATOM 134 CA MET y 59 293.016 294.822 408.508 1.00 69.42 ATOM 135 C MET y 59 291.608 294.260 408.867 1.00 67.27 ATOM 136 O MET y 59 290.718 294.988 409.267 1.00 64.57 ATOM 137 N ASN y 60 291.429 292.957 408.726 1.00 48.18 ATOM 138 CA ASN y 60 290.278 292.271 409.276 1.00 46.71 ATOM 139 C ASN y 60 290.393 292.326 410.808 1.00 45.21 ATOM 140 O ASN y 60 291.481 292.136 411.335 1.00 46.68 ATOM 141 N LEU y 61 289.334 292.749 411.485 1.00 43.50 ATOM 142 CA LEU y 61 289.278 292.837 412.943 1.00 42.85 ATOM 143 C LEU y 61 288.344 291.838 413.616 1.00 43.22 ATOM 144 O LEU y 61 287.344 291.423 413.031 1.00 43.77 ATOM 145 N VAL y 62 288.616 291.533 414.871 1.00 52.22 ATOM 146 CA VAL y 62 287.688 290.795 415.719 1.00 52.99 ATOM 147 C VAL y 62 287.284 291.695 416.890 1.00 53.23 ATOM 148 O VAL y 62 288.081 291.916 417.794 1.00 53.40 ATOM 149 N LEU y 63 286.061 292.217 416.878 1.00 54.65 ATOM 150 CA LEU y 63 285.597 293.120 417.924 1.00 55.96 ATOM 151 C LEU y 63 284.710 292.356 418.917 1.00 58.01 ATOM 152 O LEU y 63 284.036 291.395 418.534 1.00 58.66 ATOM 153 N ASP y 64 284.694 292.792 420.178 1.00 74.92 ATOM 154 CA ASP y 64 283.854 292.214 421.229 1.00 77.19 ATOM 155 C ASP y 64 283.057 293.361 421.811 1.00 79.53 ATOM 156 O ASP y 64 283.537 294.472 421.769 1.00 79.31 ATOM 157 N ASP y 65 281.859 293.108 422.343 1.00 83.86 ATOM 158 CA ASP y 65 280.949 294.170 422.793 1.00 86.48 ATOM 159 C ASP y 65 280.796 295.189 421.712 1.00 86.50 ATOM 160 O ASP y 65 280.890 296.397 421.947 1.00 87.56 ATOM 161 N THR y 66 280.521 294.684 420.524 1.00 57.80 ATOM 162 CA THR y 66 280.417 295.515 419.345 1.00 57.38 ATOM 163 C THR y 66 279.090 296.246 419.340 1.00 60.70 ATOM 164 O THR y 66 278.017 295.643 419.437 1.00 62.10 ATOM 165 N VAL y 67 279.172 297.557 419.231 1.00 80.19 ATOM 166 CA VAL y 67 277.983 298.343 419.022 1.00 82.82 ATOM 167 C VAL y 67 278.075 299.078 417.692 1.00 83.11 ATOM 168 O VAL y 67 279.019 299.816 417.454 1.00 82.77 ATOM 169 N GLU y 68 277.133 298.780 416.796 1.00 74.68 ATOM 170 CA GLU y 68 277.086 299.391 415.472 1.00 74.63 ATOM 171 C GLU y 68 276.162 300.599 415.504 1.00 76.60 ATOM 172 O GLU y 68 275.002 300.485 415.845 1.00 77.23 ATOM 173 N TYR y 69 276.711 301.759 415.183 1.00 92.53 ATOM 174 CA TYR y 69 275.996 303.027 415.116 1.00 94.48 ATOM 175 C TYR y 69 275.652 303.357 413.671 1.00 93.32 ATOM 176 O TYR y 69 276.515 303.328 412.787 1.00 91.97 ATOM 177 N MET y 70 274.369 303.547 413.408 1.00138.74 ATOM 178 CA MET y 70 273.880 303.615 412.045 1.00136.81 ATOM 179 C MET y 70 273.390 305.011 411.685 1.00137.85 ATOM 180 O MET y 70 273.651 305.496 410.591 1.00136.74 ATOM 181 N ASN y 85 269.935 304.484 415.824 1.00141.25 ATOM 182 CA ASN y 85 271.110 305.183 416.320 1.00142.57 ATOM 183 C ASN y 85 272.047 304.244 417.093 1.00142.28 ATOM 184 O ASN y 85 273.225 304.542 417.270 1.00142.75 ATOM 185 N ALA y 86 271.512 303.115 417.548 1.00112.81 ATOM 186 CA ALA y 86 272.242 302.145 418.377 1.00112.32 ATOM 187 C ALA y 86 271.833 300.703 418.069 1.00110.79 ATOM 188 O ALA y 86 270.650 300.398 417.974 1.00110.74 ATOM 189 N ARG y 87 272.804 299.826 417.878 1.00 90.71 ATOM 190 CA ARG y 87 272.546 298.400 417.653 1.00 89.45 ATOM 191 C ARG y 87 273.611 297.495 418.288 1.00 88.83 ATOM 192 O ARG y 87 274.815 297.685 418.076 1.00 88.16 ATOM 193 N LYS y 88 273.189 296.461 419.006 1.00 77.12 ATOM 194 CA LYS y 88 274.154 295.697 419.809 1.00 76.51 ATOM 195 C LYS y 88 274.397 294.294 419.256 1.00 75.34 ATOM 196 O LYS y 88 273.643 293.361 419.505 1.00 76.10 ATOM 197 N LEU y 89 275.505 294.162 418.536 1.00 85.43 ATOM 198 CA LEU y 89 275.971 292.863 418.072 1.00 84.24 ATOM 199 C LEU y 89 276.991 292.461 419.098 1.00 83.15 ATOM 200 O LEU y 89 277.316 293.251 419.975 1.00 83.18 ATOM 201 N GLY y 90 277.541 291.267 419.028 1.00 67.30 ATOM 202 CA GLY y 90 278.438 290.888 420.114 1.00 65.91 ATOM 203 C GLY y 90 279.887 290.818 419.683 1.00 62.59 ATOM 204 O GLY y 90 280.609 291.803 419.539 1.00 61.31 ATOM 205 N LEU y 91 280.276 289.593 419.404 1.00 63.45 ATOM 206 CA LEU y 91 281.585 289.258 418.948 1.00 60.71 ATOM 207 C LEU y 91 281.499 289.243 417.443 1.00 60.00 ATOM 208 O LEU y 91 280.896 288.363 416.841 1.00 60.90 ATOM 209 N THR y 92 281.975 290.311 416.833 1.00 50.77 ATOM 210 CA THR y 92 281.884 290.453 415.383 1.00 50.31 ATOM 211 C THR y 92 283.227 290.392 414.664 1.00 47.93 ATOM 212 O THR y 92 284.255 290.717 415.227 1.00 46.28 ATOM 213 N VAL y 93 283.221 289.912 413.435 1.00 40.44 ATOM 214 CA VAL y 93 284.376 290.035 412.541 1.00 38.79 ATOM 215 C VAL y 93 284.117 291.174 411.536 1.00 37.31 ATOM 216 O VAL y 93 283.119 291.115 410.783 1.00 39.18 ATOM 217 N ILE y 94 284.895 292.266 411.646 1.00 46.42 ATOM 218 CA ILE y 94 284.911 293.338 410.636 1.00 45.95 ATOM 219 C ILE y 94 285.819 293.079 409.395 1.00 45.16 ATOM 220 O ILE y 94 287.048 292.831 409.522 1.00 44.46 ATOM 221 N ARG y 95 285.266 293.240 408.189 1.00 52.99 ATOM 222 CA ARG y 95 286.110 293.075 407.005 1.00 53.69 ATOM 223 C ARG y 95 286.975 294.299 406.764 1.00 52.13 ATOM 224 O ARG y 95 286.552 295.440 406.874 1.00 50.17 ATOM 225 N GLY y 96 288.223 294.033 406.439 1.00 46.43 ATOM 226 CA GLY y 96 289.210 295.082 406.368 1.00 45.34 ATOM 227 C GLY y 96 289.098 295.789 405.041 1.00 45.04 ATOM 228 O GLY y 96 289.493 296.945 404.940 1.00 43.45 ATOM 229 N THR y 97 288.485 295.146 404.059 1.00 73.89 ATOM 230 CA THR y 97 288.489 295.714 402.733 1.00 73.16 ATOM 231 C THR y 97 287.581 296.936 402.708 1.00 69.93 ATOM 232 O THR y 97 287.780 297.846 401.909 1.00 68.83 ATOM 233 N ILE y 98 286.550 296.917 403.543 1.00 58.98 ATOM 234 CA ILE y 98 285.589 298.011 403.611 1.00 57.44 ATOM 235 C ILE y 98 285.885 299.014 404.720 1.00 57.01 ATOM 236 O ILE y 98 285.161 299.997 404.878 1.00 57.41 ATOM 237 N LEU y 99 286.927 298.768 405.504 1.00 49.80 ATOM 238 CA LEU y 99 287.273 299.671 406.593 1.00 49.62 ATOM 239 C LEU y 99 287.768 301.001 406.040 1.00 49.69 ATOM 240 O LEU y 99 288.621 301.032 405.157 1.00 49.36 ATOM 241 N VAL y 100 287.255 302.105 406.568 1.00 46.99 ATOM 242 CA VAL y 100 287.684 303.422 406.100 1.00 48.09 ATOM 243 C VAL y 100 288.566 304.163 407.107 1.00 49.94 ATOM 244 O VAL y 100 289.561 304.776 406.730 1.00 50.89 ATOM 245 N SER y 101 288.200 304.102 408.381 1.00 57.01 ATOM 246 CA SER y 101 288.963 304.785 409.419 1.00 59.17 ATOM 247 C SER y 101 288.970 304.004 410.730 1.00 58.37 ATOM 248 O SER y 101 288.092 303.184 410.979 1.00 57.49 ATOM 249 N LEU y 102 289.973 304.267 411.559 1.00 48.17 ATOM 250 CA LEU y 102 290.119 303.577 412.829 1.00 47.84 ATOM 251 C LEU y 102 290.816 304.478 413.861 1.00 50.96 ATOM 252 O LEU y 102 291.975 304.882 413.668 1.00 52.69 ATOM 253 N SER y 103 290.093 304.762 414.949 1.00 54.00 ATOM 254 CA SER y 103 290.578 305.602 416.036 1.00 56.81 ATOM 255 C SER y 103 290.412 304.863 417.332 1.00 56.65 ATOM 256 O SER y 103 289.890 303.746 417.326 1.00 54.58 ATOM 257 N SER y 104 290.763 305.502 418.448 1.00 82.21 ATOM 258 CA SER y 104 290.548 304.848 419.730 1.00 82.57 ATOM 259 C SER y 104 289.227 305.351 420.366 1.00 85.06 ATOM 260 O SER y 104 288.571 306.245 419.824 1.00 86.74 ATOM 261 N ALA y 105 288.862 304.799 421.524 1.00128.76 ATOM 262 CA ALA y 105 287.663 305.230 422.260 1.00131.65 ATOM 263 C ALA y 105 287.832 305.097 423.787 1.00133.41 ATOM 264 O ALA y 105 288.546 305.874 424.434 1.00135.32 TER