HEADER VIRUS/IMMUNE SYSTEM 31-DEC-69 7CW2 TITLE Cryo-EM structure of Chikungunya virus in complex with Fab fragments TITLE 2 of mAb CHK-263 (subregion around icosahedral 5-fold vertex) COMPND MOL_ID: 1; COMPND 2 MOLECULE: E1 glycoprotein; COMPND 3 CHAIN: G, A, D, g, a, d, J, M, P, j, m, p, s, v, y; EXPDTA ELECTRON MICROSCOPY DBREF 7CW2 P 1 439 PDB 7CW2 7CW2 1 439 SEQRES 1 P 101 ALA PRO SER LEU THR ASP MET SER CYS GLU VAL PRO ALA SEQRES 2 P 101 CYS THR HIS SER SER ASP PHE GLY GLY VAL ALA ILE ILE SEQRES 3 P 101 LYS TYR ALA ALA SER LYS LYS GLY LYS CYS ALA VAL HIS SEQRES 4 P 101 SER MET THR ASN ALA VAL THR ILE ARG GLU ALA GLU ILE SEQRES 5 P 101 GLU VAL GLU GLY ASN SER GLN LEU GLN ILE SER PHE SER SEQRES 6 P 101 THR ALA LEU ALA SER ALA GLU PHE ARG VAL GLN VAL CYS SEQRES 7 P 101 SER THR GLN VAL HIS CYS ALA ALA GLU CYS HIS PRO PRO SEQRES 8 P 101 LYS ARG THR THR VAL TYR TYR PRO ALA SER ATOM 1 CA ALA P 293 185.542 157.384 160.497 1.00 31.95 ATOM 2 CA PRO P 294 181.774 157.210 161.079 1.00 28.12 ATOM 3 CA SER P 295 180.493 157.862 164.588 1.00 28.64 ATOM 4 CA LEU P 296 177.467 156.481 166.423 1.00 26.90 ATOM 5 CA THR P 297 175.440 157.959 169.277 1.00 32.59 ATOM 6 CA ASP P 298 172.556 157.157 171.656 1.00 34.51 ATOM 7 CA MET P 299 173.101 153.469 170.965 1.00 34.06 ATOM 8 CA SER P 300 170.385 151.404 172.661 1.00 35.42 ATOM 9 CA CYS P 301 170.616 147.614 172.514 1.00 30.82 ATOM 10 CA GLU P 302 168.240 144.858 173.591 1.00 28.78 ATOM 11 CA VAL P 303 168.169 141.106 173.014 1.00 21.04 ATOM 12 CA PRO P 304 164.932 139.546 171.697 1.00 22.26 ATOM 13 CA ALA P 305 166.013 135.932 172.250 1.00 19.22 ATOM 14 CA CYS P 306 169.135 134.415 173.793 1.00 21.63 ATOM 15 CA THR P 307 170.003 130.710 173.863 1.00 22.17 ATOM 16 CA HIS P 308 173.347 129.639 175.301 1.00 21.41 ATOM 17 CA SER P 309 174.657 127.036 172.863 1.00 23.43 ATOM 18 CA SER P 310 177.591 126.171 170.647 1.00 23.11 ATOM 19 CA ASP P 311 175.365 127.537 167.905 1.00 28.58 ATOM 20 CA PHE P 312 175.012 131.291 167.582 1.00 27.23 ATOM 21 CA GLY P 313 171.524 131.234 169.036 1.00 23.53 ATOM 22 CA GLY P 314 171.871 134.804 170.223 1.00 26.41 ATOM 23 CA VAL P 315 170.462 137.757 168.295 1.00 20.34 ATOM 24 CA ALA P 316 170.938 141.347 169.435 1.00 22.77 ATOM 25 CA ILE P 317 169.364 144.467 167.939 1.00 22.69 ATOM 26 CA ILE P 318 171.160 147.782 168.432 1.00 25.69 ATOM 27 CA LYS P 319 169.384 151.078 167.765 1.00 26.79 ATOM 28 CA TYR P 320 171.673 153.983 166.994 1.00 24.35 ATOM 29 CA ALA P 321 172.072 157.498 165.662 1.00 24.10 ATOM 30 CA ALA P 322 175.119 157.742 163.409 1.00 23.50 ATOM 31 CA SER P 323 177.061 160.590 161.834 1.00 25.61 ATOM 32 CA LYS P 324 177.408 159.291 158.272 1.00 31.51 ATOM 33 CA LYS P 325 177.825 156.167 156.172 1.00 32.14 ATOM 34 CA GLY P 326 180.797 153.818 156.249 1.00 32.69 ATOM 35 CA LYS P 327 182.123 150.622 157.798 1.00 27.23 ATOM 36 CA CYS P 328 182.476 150.054 161.535 1.00 23.56 ATOM 37 CA ALA P 329 183.963 147.651 164.079 1.00 19.61 ATOM 38 CA VAL P 330 182.106 145.450 166.562 1.00 16.71 ATOM 39 CA HIS P 331 183.353 143.178 169.342 1.00 18.19 ATOM 40 CA SER P 332 182.599 142.208 172.941 1.00 19.18 ATOM 41 CA MET P 333 184.145 144.019 175.895 1.00 22.63 ATOM 42 CA THR P 334 183.663 140.818 177.911 1.00 22.27 ATOM 43 CA ASN P 335 185.225 137.546 176.774 1.00 29.26 ATOM 44 CA ALA P 336 182.237 135.645 178.201 1.00 32.74 ATOM 45 CA VAL P 337 180.492 136.148 174.834 1.00 37.36 ATOM 46 CA THR P 338 181.552 136.300 171.197 1.00 61.61 ATOM 47 CA ILE P 339 180.208 137.745 167.943 1.00 37.22 ATOM 48 CA ARG P 340 180.639 136.250 164.479 1.00 24.56 ATOM 49 CA GLU P 341 180.758 139.660 162.802 1.00 26.27 ATOM 50 CA ALA P 342 183.698 142.016 163.281 1.00 28.48 ATOM 51 CA GLU P 343 182.692 144.865 160.953 1.00 35.15 ATOM 52 CA ILE P 344 179.426 146.347 159.711 1.00 37.82 ATOM 53 CA GLU P 345 178.158 149.312 157.704 1.00 47.59 ATOM 54 CA VAL P 346 175.972 152.058 159.135 1.00 40.95 ATOM 55 CA GLU P 347 173.200 154.269 157.757 1.00 37.77 ATOM 56 CA GLY P 348 172.717 157.129 160.195 1.00 24.47 ATOM 57 CA ASN P 349 169.438 156.439 162.008 1.00 20.34 ATOM 58 CA SER P 350 168.775 152.725 161.551 1.00 21.59 ATOM 59 CA GLN P 351 169.231 149.542 163.573 1.00 23.38 ATOM 60 CA LEU P 352 171.286 146.459 162.765 1.00 24.46 ATOM 61 CA GLN P 353 171.410 142.821 163.832 1.00 24.97 ATOM 62 CA ILE P 354 174.518 141.107 165.212 1.00 23.45 ATOM 63 CA SER P 355 174.875 137.332 165.443 1.00 26.31 ATOM 64 CA PHE P 356 176.346 136.358 168.812 1.00 26.80 ATOM 65 CA SER P 357 176.174 133.590 171.399 1.00 32.28 ATOM 66 CA THR P 358 177.518 132.624 174.816 1.00 28.86 ATOM 67 CA ALA P 359 177.592 129.783 177.334 1.00 26.45 ATOM 68 CA LEU P 360 176.302 131.196 180.619 1.00 30.11 ATOM 69 CA ALA P 361 172.669 131.539 181.679 1.00 25.70 ATOM 70 CA SER P 362 172.124 135.294 182.046 1.00 25.97 ATOM 71 CA ALA P 363 173.652 137.316 179.204 1.00 22.77 ATOM 72 CA GLU P 364 174.839 140.725 180.426 1.00 23.62 ATOM 73 CA PHE P 365 177.875 142.341 178.827 1.00 22.53 ATOM 74 CA ARG P 366 179.184 145.336 176.893 1.00 25.07 ATOM 75 CA VAL P 367 179.941 145.665 173.186 1.00 20.91 ATOM 76 CA GLN P 368 181.953 148.339 171.398 1.00 17.20 ATOM 77 CA VAL P 369 180.786 149.854 168.102 1.00 17.28 ATOM 78 CA CYS P 370 183.289 152.253 166.497 1.00 21.80 ATOM 79 CA SER P 371 184.612 153.173 169.949 1.00 19.31 ATOM 80 CA THR P 372 181.256 153.489 171.699 1.00 19.19 ATOM 81 CA GLN P 373 180.362 151.614 174.877 1.00 21.49 ATOM 82 CA VAL P 374 176.855 150.241 175.445 1.00 22.77 ATOM 83 CA HIS P 375 175.306 147.859 177.962 1.00 25.92 ATOM 84 CA CYS P 376 173.046 144.896 177.215 1.00 31.45 ATOM 85 CA ALA P 377 171.086 142.386 179.278 1.00 33.74 ATOM 86 CA ALA P 378 169.373 139.167 178.268 1.00 33.48 ATOM 87 CA GLU P 379 167.805 135.931 179.469 1.00 35.15 ATOM 88 CA CYS P 380 168.860 132.714 177.753 1.00 33.54 ATOM 89 CA HIS P 381 167.645 129.132 177.432 1.00 27.06 ATOM 90 CA PRO P 382 169.285 125.750 176.826 1.00 22.50 ATOM 91 CA PRO P 383 168.945 124.013 173.454 1.00 25.67 ATOM 92 CA LYS P 384 167.134 120.716 173.021 1.00 31.56 ATOM 93 CA ARG P 385 169.535 118.994 170.617 1.00 29.25 ATOM 94 CA THR P 386 171.768 117.387 173.223 1.00 19.50 ATOM 95 CA THR P 387 174.885 116.905 171.079 1.00 18.62 ATOM 96 CA VAL P 388 176.471 118.669 168.117 1.00 24.10 ATOM 97 CA TYR P 389 178.931 117.728 165.375 1.00 35.61 ATOM 98 CA TYR P 390 181.071 120.856 165.651 1.00 28.61 ATOM 99 CA PRO P 391 182.958 122.104 168.718 1.00 26.42 ATOM 100 CA ALA P 392 181.688 124.710 171.128 1.00 28.55 ATOM 101 CA SER P 393 182.790 128.328 170.758 1.00 32.95 TER