HEADER IMMUNE SYSTEM/VIRUS 31-DEC-69 7CVY TITLE Cryo-EM structure of Chikungunya virus in complex with Fab fragments TITLE 2 of mAb CHK-124 COMPND MOL_ID: 4; COMPND 2 MOLECULE: E1 glycoprotein; COMPND 3 CHAIN: F, A, P, K; COMPND 4 EC: 3.4.21.90; EXPDTA ELECTRON MICROSCOPY DBREF 7CVY P 1 439 UNP D7R998 D7R998_CHIK 810 1248 SEQRES 1 P 46 HIS THR THR LEU GLY VAL GLN ASP ILE SER ALA THR ALA SEQRES 2 P 46 MET SER TRP VAL GLN LYS ILE THR GLY GLY VAL GLY LEU SEQRES 3 P 46 VAL VAL ALA VAL ALA ALA LEU ILE LEU ILE VAL VAL LEU SEQRES 4 P 46 CYS VAL SER PHE SER ARG HIS ATOM 1 CA HIS P 394 10.858 107.981 243.075 1.00 70.69 ATOM 2 CA THR P 395 9.816 104.586 241.749 1.00 97.25 ATOM 3 CA THR P 396 11.685 102.458 239.224 1.00104.93 ATOM 4 CA LEU P 397 11.913 103.152 235.512 1.00 87.35 ATOM 5 CA GLY P 398 11.523 99.514 234.526 1.00 62.42 ATOM 6 CA VAL P 399 11.391 98.948 230.766 1.00117.45 ATOM 7 CA GLN P 400 9.129 101.888 229.836 1.00122.08 ATOM 8 CA ASP P 401 12.067 103.136 227.706 1.00144.79 ATOM 9 CA ILE P 402 11.257 106.802 227.083 1.00102.21 ATOM 10 CA SER P 403 14.971 107.568 226.638 1.00 90.55 ATOM 11 CA ALA P 404 14.827 111.365 226.691 1.00 70.06 ATOM 12 CA THR P 405 16.522 112.368 223.438 1.00 77.13 ATOM 13 CA ALA P 406 15.888 108.926 222.017 1.00 76.66 ATOM 14 CA MET P 407 12.288 109.946 222.442 1.00 90.72 ATOM 15 CA SER P 408 13.169 112.508 219.780 1.00 96.98 ATOM 16 CA TRP P 409 15.652 110.107 218.247 1.00 94.99 ATOM 17 CA VAL P 410 13.011 107.394 217.841 1.00 91.79 ATOM 18 CA GLN P 411 11.004 110.023 216.061 1.00141.83 ATOM 19 CA LYS P 412 14.198 110.029 213.989 1.00127.89 ATOM 20 CA ILE P 413 15.183 106.354 213.674 1.00103.18 ATOM 21 CA THR P 414 11.674 104.987 214.142 1.00131.40 ATOM 22 CA GLY P 415 11.020 107.522 211.429 1.00169.73 ATOM 23 CA GLY P 416 14.263 106.398 209.812 1.00170.96 ATOM 24 CA VAL P 417 13.185 102.779 209.904 1.00160.57 ATOM 25 CA GLY P 418 9.724 104.204 209.279 1.00214.51 ATOM 26 CA LEU P 419 11.143 105.372 205.973 1.00229.94 ATOM 27 CA VAL P 420 12.682 101.911 205.563 1.00201.34 ATOM 28 CA VAL P 421 9.536 100.008 206.509 1.00207.43 ATOM 29 CA ALA P 422 7.469 102.402 204.384 1.00271.16 ATOM 30 CA VAL P 423 9.639 101.893 201.305 1.00261.72 ATOM 31 CA ALA P 424 9.503 98.135 201.871 1.00218.53 ATOM 32 CA ALA P 425 5.728 98.316 202.243 1.00288.23 ATOM 33 CA LEU P 426 4.857 100.268 199.133 1.00355.30 ATOM 34 CA ILE P 427 7.438 98.426 197.020 1.00314.20 ATOM 35 CA LEU P 428 5.814 95.165 198.101 1.00290.77 ATOM 36 CA ILE P 429 2.370 96.617 197.375 1.00379.19 ATOM 37 CA VAL P 430 3.184 97.876 193.887 1.00382.04 ATOM 38 CA VAL P 431 4.959 94.667 192.907 1.00304.15 ATOM 39 CA LEU P 432 2.188 92.463 194.280 1.00328.45 ATOM 40 CA CYS P 433 -0.320 94.527 192.299 1.00387.78 ATOM 41 CA VAL P 434 1.546 94.114 189.011 1.00384.56 ATOM 42 CA SER P 435 1.572 90.333 189.485 1.00332.94 ATOM 43 CA PHE P 436 -2.152 90.105 188.732 1.00414.17 ATOM 44 CA SER P 437 -1.962 92.859 186.108 1.00426.44 ATOM 45 CA ARG P 438 0.486 90.754 184.100 1.00395.49 ATOM 46 CA HIS P 439 -1.726 87.728 184.790 1.00393.18 TER