HEADER SPLICING 31-DEC-69 5MQF TITLE Cryo-EM structure of a human spliceosome activated for step 2 of TITLE 2 splicing (C* complex) COMPND MOL_ID: 17; COMPND 2 MOLECULE: Pre-mRNA-splicing factor CWC22 homolog; COMPND 3 CHAIN: T; EXPDTA ELECTRON MICROSCOPY DBREF 5MQF T 1 908 UNP Q9HCG8 CWC22_HUMAN 1 908 SEQRES 1 T 197 LYS ASN SER LEU ALA TYR GLN ARG MET SER TRP GLU ALA SEQRES 2 T 197 LEU LYS LYS SER ILE ASN GLY LEU ILE ASN LYS VAL ASN SEQRES 3 T 197 ILE SER ASN ILE SER ILE ILE ILE GLN GLU LEU LEU GLN SEQRES 4 T 197 GLU ASN ILE VAL ARG GLY ARG GLY LEU LEU SER ARG SER SEQRES 5 T 197 VAL LEU GLN ALA GLN SER ALA SER PRO ILE PHE THR HIS SEQRES 6 T 197 VAL TYR ALA ALA LEU VAL ALA ILE ILE ASN SER LYS PHE SEQRES 7 T 197 PRO GLN ILE GLY GLU LEU ILE LEU LYS ARG LEU ILE LEU SEQRES 8 T 197 ASN PHE ARG LYS GLY TYR ARG ARG ASN ASP LYS GLN LEU SEQRES 9 T 197 CYS LEU THR ALA SER LYS PHE VAL ALA HIS LEU ILE ASN SEQRES 10 T 197 GLN ASN VAL ALA HIS GLU VAL LEU CYS LEU GLU MET LEU SEQRES 11 T 197 THR LEU LEU LEU GLU ARG PRO THR ASP ASP SER VAL GLU SEQRES 12 T 197 VAL ALA ILE GLY PHE LEU LYS GLU CYS GLY LEU LYS LEU SEQRES 13 T 197 THR GLN VAL SER PRO ARG GLY ILE ASN ALA ILE PHE GLU SEQRES 14 T 197 ARG LEU ARG ASN ILE LEU HIS GLU SER GLU ILE ASP LYS SEQRES 15 T 197 ARG VAL GLN TYR MET ILE GLU VAL MET PHE ALA VAL ARG SEQRES 16 T 197 LYS ASP SEQRES 1 T 2 ILE ASN ATOM 1 CA LYS T 149 182.644 342.336 373.834 1.00 50.00 ATOM 2 CA ASN T 150 184.954 343.183 370.936 1.00 50.00 ATOM 3 CA SER T 151 187.684 340.631 371.664 1.00 50.00 ATOM 4 CA LEU T 152 185.146 337.820 371.138 1.00 50.00 ATOM 5 CA ALA T 153 183.617 339.583 368.144 1.00 50.00 ATOM 6 CA TYR T 154 187.017 340.120 366.505 1.00 50.00 ATOM 7 CA GLN T 155 188.283 336.600 367.169 1.00 50.00 ATOM 8 CA ARG T 156 185.064 335.178 365.720 1.00 50.00 ATOM 9 CA MET T 157 185.200 337.426 362.642 1.00 50.00 ATOM 10 CA SER T 158 188.867 336.616 362.026 1.00 50.00 ATOM 11 CA TRP T 159 188.040 332.923 362.503 1.00 50.00 ATOM 12 CA GLU T 160 185.270 333.122 359.883 1.00 50.00 ATOM 13 CA ALA T 161 187.470 334.943 357.378 1.00 50.00 ATOM 14 CA LEU T 162 190.239 332.389 357.954 1.00 50.00 ATOM 15 CA LYS T 163 187.906 329.457 357.219 1.00 50.00 ATOM 16 CA LYS T 164 186.673 331.038 354.003 1.00 50.00 ATOM 17 CA SER T 165 190.171 331.977 352.827 1.00 50.00 ATOM 18 CA ILE T 166 191.426 328.415 353.343 1.00 50.00 ATOM 19 CA ASN T 167 188.320 326.984 351.650 1.00 50.00 ATOM 20 CA GLY T 168 188.894 329.162 348.586 1.00 50.00 ATOM 21 CA LEU T 169 192.599 328.324 348.360 1.00 50.00 ATOM 22 CA ILE T 170 191.842 324.608 348.559 1.00 50.00 ATOM 23 CA ASN T 171 189.260 324.912 345.765 1.00 50.00 ATOM 24 CA LYS T 172 191.758 326.829 343.604 1.00 50.00 ATOM 25 CA VAL T 173 194.795 324.589 343.942 1.00 50.00 ATOM 26 CA ASN T 174 196.099 322.692 340.922 1.00 50.00 ATOM 27 CA ILE T 175 199.475 321.809 339.421 1.00 50.00 ATOM 28 CA SER T 176 200.202 325.045 337.571 1.00 50.00 ATOM 29 CA ASN T 177 199.505 327.310 340.530 1.00 50.00 ATOM 30 CA ILE T 178 200.579 325.356 343.600 1.00 50.00 ATOM 31 CA SER T 179 203.412 327.741 344.479 1.00 50.00 ATOM 32 CA ILE T 180 201.197 330.835 344.605 1.00 50.00 ATOM 33 CA ILE T 181 198.577 328.897 346.552 1.00 50.00 ATOM 34 CA ILE T 182 201.207 327.969 349.141 1.00 50.00 ATOM 35 CA GLN T 183 202.346 331.563 349.393 1.00 50.00 ATOM 36 CA GLU T 184 198.806 332.796 349.888 1.00 50.00 ATOM 37 CA LEU T 185 198.046 330.027 352.386 1.00 50.00 ATOM 38 CA LEU T 186 201.146 330.831 354.464 1.00 50.00 ATOM 39 CA GLN T 187 199.912 334.407 354.932 1.00 50.00 ATOM 40 CA GLU T 188 197.048 332.946 356.967 1.00 50.00 ATOM 41 CA ASN T 189 197.446 331.682 360.536 1.00 50.00 ATOM 42 CA ILE T 190 197.372 327.997 359.597 1.00 50.00 ATOM 43 CA VAL T 191 198.635 327.126 363.076 1.00 50.00 ATOM 44 CA ARG T 192 195.504 328.535 364.709 1.00 50.00 ATOM 45 CA GLY T 193 193.618 327.137 361.719 1.00 50.00 ATOM 46 CA ARG T 194 195.474 323.842 361.436 1.00 50.00 ATOM 47 CA GLY T 195 192.234 321.936 362.072 1.00 50.00 ATOM 48 CA LEU T 196 190.398 324.087 359.537 1.00 50.00 ATOM 49 CA LEU T 197 193.134 323.487 356.940 1.00 50.00 ATOM 50 CA SER T 198 193.254 319.750 357.659 1.00 50.00 ATOM 51 CA ARG T 199 189.476 319.500 357.337 1.00 50.00 ATOM 52 CA SER T 200 189.405 321.468 354.054 1.00 50.00 ATOM 53 CA VAL T 201 192.169 319.387 352.489 1.00 50.00 ATOM 54 CA LEU T 202 190.562 316.120 353.641 1.00 50.00 ATOM 55 CA GLN T 203 187.070 317.075 352.443 1.00 50.00 ATOM 56 CA ALA T 204 188.475 318.345 349.135 1.00 50.00 ATOM 57 CA GLN T 205 190.411 315.160 348.377 1.00 50.00 ATOM 58 CA SER T 206 187.404 313.035 349.351 1.00 50.00 ATOM 59 CA ALA T 207 185.162 314.916 346.919 1.00 50.00 ATOM 60 CA SER T 208 187.859 315.361 344.275 1.00 50.00 ATOM 61 CA PRO T 209 190.275 312.386 344.335 1.00 50.00 ATOM 62 CA ILE T 210 191.135 313.323 340.734 1.00 50.00 ATOM 63 CA PHE T 211 193.375 315.973 342.332 1.00 50.00 ATOM 64 CA THR T 212 194.829 313.729 345.047 1.00 50.00 ATOM 65 CA HIS T 213 198.354 314.107 343.691 1.00 50.00 ATOM 66 CA VAL T 214 198.025 317.906 343.957 1.00 50.00 ATOM 67 CA TYR T 215 196.639 317.799 347.522 1.00 50.00 ATOM 68 CA ALA T 216 199.522 315.505 348.445 1.00 50.00 ATOM 69 CA ALA T 217 202.052 317.991 347.071 1.00 50.00 ATOM 70 CA LEU T 218 200.321 320.799 348.948 1.00 50.00 ATOM 71 CA VAL T 219 200.414 318.828 352.181 1.00 50.00 ATOM 72 CA ALA T 220 204.063 317.979 351.499 1.00 50.00 ATOM 73 CA ILE T 221 205.007 321.645 351.235 1.00 50.00 ATOM 74 CA ILE T 222 203.073 322.637 354.379 1.00 50.00 ATOM 75 CA ASN T 223 204.463 319.672 356.353 1.00 50.00 ATOM 76 CA SER T 224 208.028 320.690 355.502 1.00 50.00 ATOM 77 CA LYS T 225 207.399 323.969 357.311 1.00 50.00 ATOM 78 CA PHE T 226 204.869 322.730 359.881 1.00 50.00 ATOM 79 CA PRO T 227 205.344 318.981 360.506 1.00 50.00 ATOM 80 CA GLN T 228 202.694 319.010 363.241 1.00 50.00 ATOM 81 CA ILE T 229 200.100 320.041 360.640 1.00 50.00 ATOM 82 CA GLY T 230 201.068 317.258 358.245 1.00 50.00 ATOM 83 CA GLU T 231 200.873 314.892 361.223 1.00 50.00 ATOM 84 CA LEU T 232 197.342 316.095 362.020 1.00 50.00 ATOM 85 CA ILE T 233 196.250 315.508 358.423 1.00 50.00 ATOM 86 CA LEU T 234 197.787 312.026 358.374 1.00 50.00 ATOM 87 CA LYS T 235 196.216 311.030 361.719 1.00 50.00 ATOM 88 CA ARG T 236 192.740 311.976 360.475 1.00 50.00 ATOM 89 CA LEU T 237 193.261 310.371 357.037 1.00 50.00 ATOM 90 CA ILE T 238 194.319 307.119 358.701 1.00 50.00 ATOM 91 CA LEU T 239 191.253 307.231 360.939 1.00 50.00 ATOM 92 CA ASN T 240 189.117 308.005 357.844 1.00 50.00 ATOM 93 CA PHE T 241 190.452 304.938 356.065 1.00 50.00 ATOM 94 CA ARG T 242 189.731 302.748 359.091 1.00 50.00 ATOM 95 CA LYS T 243 186.196 304.168 359.389 1.00 50.00 ATOM 96 CA GLY T 244 185.602 303.325 355.737 1.00 50.00 ATOM 97 CA TYR T 245 187.014 299.815 356.126 1.00 50.00 ATOM 98 CA ARG T 246 184.906 299.242 359.247 1.00 50.00 ATOM 99 CA ARG T 247 181.739 300.552 357.601 1.00 50.00 ATOM 100 CA ASN T 248 182.429 298.719 354.330 1.00 50.00 ATOM 101 CA ASP T 249 182.375 302.100 352.590 1.00 50.00 ATOM 102 CA LYS T 250 184.267 301.228 349.412 1.00 50.00 ATOM 103 CA GLN T 251 184.363 304.753 347.962 1.00 50.00 ATOM 104 CA LEU T 252 185.873 306.209 351.122 1.00 50.00 ATOM 105 CA CYS T 253 188.384 303.338 351.237 1.00 50.00 ATOM 106 CA LEU T 254 189.291 304.073 347.620 1.00 50.00 ATOM 107 CA THR T 255 189.833 307.822 348.110 1.00 50.00 ATOM 108 CA ALA T 256 191.452 307.727 351.547 1.00 50.00 ATOM 109 CA SER T 257 193.876 305.028 350.431 1.00 50.00 ATOM 110 CA LYS T 258 194.659 306.981 347.236 1.00 50.00 ATOM 111 CA PHE T 259 195.590 309.947 349.456 1.00 50.00 ATOM 112 CA VAL T 260 197.798 307.782 351.664 1.00 50.00 ATOM 113 CA ALA T 261 199.626 306.500 348.586 1.00 50.00 ATOM 114 CA HIS T 262 200.483 310.006 347.429 1.00 50.00 ATOM 115 CA LEU T 263 201.497 311.258 350.848 1.00 50.00 ATOM 116 CA ILE T 264 203.920 308.273 350.771 1.00 50.00 ATOM 117 CA ASN T 265 205.061 309.265 347.271 1.00 50.00 ATOM 118 CA GLN T 266 205.750 312.709 348.748 1.00 50.00 ATOM 119 CA ASN T 267 207.698 311.338 351.757 1.00 50.00 ATOM 120 CA VAL T 268 205.204 312.869 354.182 1.00 50.00 ATOM 121 CA ALA T 269 204.245 309.436 355.521 1.00 50.00 ATOM 122 CA HIS T 270 206.306 306.294 356.080 1.00 50.00 ATOM 123 CA GLU T 271 205.632 303.332 353.747 1.00 50.00 ATOM 124 CA VAL T 272 204.973 301.013 356.730 1.00 50.00 ATOM 125 CA LEU T 273 201.431 302.422 356.584 1.00 50.00 ATOM 126 CA CYS T 274 200.918 301.263 352.973 1.00 50.00 ATOM 127 CA LEU T 275 202.224 297.781 353.748 1.00 50.00 ATOM 128 CA GLU T 276 199.960 297.403 356.794 1.00 50.00 ATOM 129 CA MET T 277 196.868 298.620 354.918 1.00 50.00 ATOM 130 CA LEU T 278 197.579 296.213 352.033 1.00 50.00 ATOM 131 CA THR T 279 198.031 293.305 354.467 1.00 50.00 ATOM 132 CA LEU T 280 194.729 294.181 356.151 1.00 50.00 ATOM 133 CA LEU T 281 192.891 294.420 352.818 1.00 50.00 ATOM 134 CA LEU T 282 194.378 291.155 351.579 1.00 50.00 ATOM 135 CA GLU T 283 193.910 288.950 354.681 1.00 50.00 ATOM 136 CA ARG T 284 190.305 288.013 353.967 1.00 50.00 ATOM 137 CA PRO T 285 190.175 289.089 350.318 1.00 50.00 ATOM 138 CA THR T 286 186.777 290.242 349.081 1.00 50.00 ATOM 139 CA ASP T 287 185.931 291.735 345.704 1.00 50.00 ATOM 140 CA ASP T 288 185.849 295.169 347.318 1.00 50.00 ATOM 141 CA SER T 289 188.911 294.649 349.538 1.00 50.00 ATOM 142 CA VAL T 290 191.000 293.508 346.569 1.00 50.00 ATOM 143 CA GLU T 291 189.762 296.415 344.432 1.00 50.00 ATOM 144 CA VAL T 292 190.865 298.930 347.077 1.00 50.00 ATOM 145 CA ALA T 293 194.200 297.166 347.537 1.00 50.00 ATOM 146 CA ILE T 294 195.013 297.014 343.834 1.00 50.00 ATOM 147 CA GLY T 295 194.071 300.646 343.127 1.00 50.00 ATOM 148 CA PHE T 296 196.184 301.601 346.144 1.00 50.00 ATOM 149 CA LEU T 297 199.240 299.573 345.087 1.00 50.00 ATOM 150 CA LYS T 298 199.093 301.166 341.645 1.00 50.00 ATOM 151 CA GLU T 299 199.506 304.615 343.182 1.00 50.00 ATOM 152 CA CYS T 300 202.276 303.918 345.703 1.00 50.00 ATOM 153 CA GLY T 301 203.820 300.819 344.106 1.00 50.00 ATOM 154 CA LEU T 302 206.741 302.469 342.338 1.00 50.00 ATOM 155 CA LYS T 303 207.703 304.257 345.562 1.00 50.00 ATOM 156 CA LEU T 304 207.269 300.998 347.488 1.00 50.00 ATOM 157 CA THR T 305 209.611 299.219 345.105 1.00 50.00 ATOM 158 CA GLN T 306 212.315 301.804 345.798 1.00 50.00 ATOM 159 CA VAL T 307 212.164 302.041 349.608 1.00 50.00 ATOM 160 CA SER T 308 210.936 298.543 350.498 1.00 50.00 ATOM 161 CA PRO T 309 211.395 296.007 347.667 1.00 50.00 ATOM 162 CA ARG T 310 211.015 293.028 350.035 1.00 50.00 ATOM 163 CA GLY T 311 207.772 294.442 351.404 1.00 50.00 ATOM 164 CA ILE T 312 206.182 294.914 347.988 1.00 50.00 ATOM 165 CA ASN T 313 207.527 291.463 347.031 1.00 50.00 ATOM 166 CA ALA T 314 205.601 290.031 349.981 1.00 50.00 ATOM 167 CA ILE T 315 202.458 291.800 348.753 1.00 50.00 ATOM 168 CA PHE T 316 202.849 290.351 345.246 1.00 50.00 ATOM 169 CA GLU T 317 203.463 286.865 346.615 1.00 50.00 ATOM 170 CA ARG T 318 200.262 287.239 348.626 1.00 50.00 ATOM 171 CA LEU T 319 198.350 288.337 345.511 1.00 50.00 ATOM 172 CA ARG T 320 199.828 285.311 343.738 1.00 50.00 ATOM 173 CA ASN T 321 198.527 282.972 346.428 1.00 50.00 ATOM 174 CA ILE T 322 195.108 284.603 346.134 1.00 50.00 ATOM 175 CA LEU T 323 195.243 284.233 342.351 1.00 50.00 ATOM 176 CA HIS T 324 195.900 280.474 342.575 1.00 50.00 ATOM 177 CA GLU T 325 195.620 279.169 346.142 1.00 50.00 ATOM 178 CA SER T 326 192.141 280.681 346.501 1.00 50.00 ATOM 179 CA GLU T 327 188.628 280.321 345.070 1.00 50.00 ATOM 180 CA ILE T 328 188.163 283.664 343.369 1.00 50.00 ATOM 181 CA ASP T 329 185.755 285.174 340.833 1.00 50.00 ATOM 182 CA LYS T 330 186.485 286.773 337.475 1.00 50.00 ATOM 183 CA ARG T 331 186.543 290.299 338.931 1.00 50.00 ATOM 184 CA VAL T 332 189.293 289.490 341.452 1.00 50.00 ATOM 185 CA GLN T 333 191.335 287.422 339.004 1.00 50.00 ATOM 186 CA TYR T 334 191.245 290.275 336.471 1.00 50.00 ATOM 187 CA MET T 335 192.290 293.006 338.901 1.00 50.00 ATOM 188 CA ILE T 336 195.251 290.925 340.044 1.00 50.00 ATOM 189 CA GLU T 337 196.434 290.135 336.518 1.00 50.00 ATOM 190 CA VAL T 338 196.272 293.896 335.964 1.00 50.00 ATOM 191 CA MET T 339 198.465 294.499 339.025 1.00 50.00 ATOM 192 CA PHE T 340 201.141 292.079 337.819 1.00 50.00 ATOM 193 CA ALA T 341 200.967 293.708 334.383 1.00 50.00 ATOM 194 CA VAL T 342 201.590 297.121 335.944 1.00 50.00 ATOM 195 CA ARG T 343 204.598 295.817 337.890 1.00 50.00 ATOM 196 CA LYS T 344 206.047 294.302 334.728 1.00 50.00 ATOM 197 CA ASP T 345 205.874 297.599 332.805 1.00 50.00 TER ATOM 1 N ILE T 450 235.429 332.804 309.806 1.00 50.00 ATOM 2 CA ILE T 450 236.403 331.743 310.027 1.00 50.00 ATOM 3 C ILE T 450 235.794 330.390 309.683 1.00 50.00 ATOM 4 O ILE T 450 236.421 329.569 309.011 1.00 50.00 ATOM 5 CB ILE T 450 236.921 331.756 311.475 1.00 50.00 ATOM 6 N ASN T 451 234.565 330.162 310.151 1.00 50.00 ATOM 7 CA ASN T 451 233.888 328.902 309.864 1.00 50.00 ATOM 8 C ASN T 451 233.565 328.774 308.380 1.00 50.00 ATOM 9 O ASN T 451 233.696 327.689 307.802 1.00 50.00 ATOM 10 CB ASN T 451 232.616 328.786 310.703 1.00 50.00 TER