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 A 1 439 UNP D7R998 D7R998_CHIK 810 1248 SEQRES 1 A 46 HIS THR THR LEU GLY VAL GLN ASP ILE SER ALA THR ALA SEQRES 2 A 46 MET SER TRP VAL GLN LYS ILE THR GLY GLY VAL GLY LEU SEQRES 3 A 46 VAL VAL ALA VAL ALA ALA LEU ILE LEU ILE VAL VAL LEU SEQRES 4 A 46 CYS VAL SER PHE SER ARG HIS ATOM 1 CA HIS A 394 104.351 44.974 237.307 1.00 58.23 ATOM 2 CA THR A 395 100.859 44.205 236.047 1.00 64.18 ATOM 3 CA THR A 396 99.852 41.389 233.711 1.00 84.40 ATOM 4 CA LEU A 397 100.553 41.266 229.996 1.00104.90 ATOM 5 CA GLY A 398 97.157 39.831 229.122 1.00117.94 ATOM 6 CA VAL A 399 96.576 39.427 225.383 1.00148.60 ATOM 7 CA GLN A 400 98.097 42.738 224.220 1.00142.95 ATOM 8 CA ASP A 401 100.573 40.597 222.217 1.00151.04 ATOM 9 CA ILE A 402 103.420 42.992 221.417 1.00127.09 ATOM 10 CA SER A 403 105.845 40.055 221.157 1.00100.71 ATOM 11 CA ALA A 404 109.124 41.971 221.064 1.00 87.63 ATOM 12 CA THR A 405 110.793 40.732 217.879 1.00 85.37 ATOM 13 CA ALA A 406 107.452 39.576 216.549 1.00 85.89 ATOM 14 CA MET A 407 106.655 43.252 216.732 1.00 84.69 ATOM 15 CA SER A 408 109.316 43.503 214.033 1.00 81.40 ATOM 16 CA TRP A 409 108.363 40.085 212.732 1.00 96.10 ATOM 17 CA VAL A 410 104.723 41.106 212.275 1.00 72.98 ATOM 18 CA GLN A 411 106.085 43.988 210.289 1.00 89.14 ATOM 19 CA LYS A 412 107.587 41.041 208.403 1.00 88.77 ATOM 20 CA ILE A 413 104.810 38.425 208.279 1.00 96.77 ATOM 21 CA THR A 414 101.952 40.900 208.595 1.00104.38 ATOM 22 CA GLY A 415 103.864 42.486 205.759 1.00109.16 ATOM 23 CA GLY A 416 104.395 38.995 204.371 1.00115.01 ATOM 24 CA VAL A 417 100.696 38.247 204.533 1.00113.90 ATOM 25 CA GLY A 418 100.316 41.920 203.660 1.00116.52 ATOM 26 CA LEU A 419 101.999 40.999 200.401 1.00114.44 ATOM 27 CA VAL A 420 99.672 37.989 200.204 1.00105.15 ATOM 28 CA VAL A 421 96.514 39.925 201.038 1.00102.63 ATOM 29 CA ALA A 422 97.639 42.727 198.713 1.00100.99 ATOM 30 CA VAL A 423 98.199 40.370 195.783 1.00103.17 ATOM 31 CA ALA A 424 94.824 38.761 196.476 1.00 91.34 ATOM 32 CA ALA A 425 93.204 42.193 196.626 1.00 92.35 ATOM 33 CA LEU A 426 94.499 43.668 193.402 1.00 87.23 ATOM 34 CA ILE A 427 94.082 40.388 191.508 1.00100.59 ATOM 35 CA LEU A 428 90.446 40.356 192.611 1.00103.88 ATOM 36 CA ILE A 429 90.098 44.020 191.639 1.00 95.86 ATOM 37 CA VAL A 430 91.574 43.661 188.159 1.00 96.26 ATOM 38 CA VAL A 431 89.578 40.524 187.399 1.00106.21 ATOM 39 CA LEU A 432 86.334 42.017 188.690 1.00106.54 ATOM 40 CA CYS A 433 86.961 45.062 186.496 1.00107.70 ATOM 41 CA VAL A 434 87.461 43.005 183.337 1.00119.10 ATOM 42 CA SER A 435 84.141 41.235 183.948 1.00128.48 ATOM 43 CA PHE A 436 82.180 44.353 182.993 1.00137.83 ATOM 44 CA SER A 437 84.684 45.305 180.286 1.00141.17 ATOM 45 CA ARG A 438 83.973 42.026 178.499 1.00142.27 ATOM 46 CA HIS A 439 80.266 42.595 179.170 1.00121.66 TER