HEADER VIRUS/IMMUNE SYSTEM 31-DEC-69 7CW3 TITLE Cryo-EM structure of Chikungunya virus in complex with mAb CHK-263 TITLE 2 IgG (subregion around icosahedral 2-fold vertex) COMPND MOL_ID: 1; COMPND 2 MOLECULE: E1 glycoprotein; COMPND 3 CHAIN: A, C, G, E, K, I, i, g, e, W, U, Y, S, c, a, Q, O, M; EXPDTA ELECTRON MICROSCOPY DBREF 7CW3 K 1 439 PDB 7CW3 7CW3 1 439 SEQRES 1 K 46 HIS THR THR LEU GLY VAL GLN ASP ILE SER ALA THR ALA SEQRES 2 K 46 MET SER TRP VAL GLN LYS ILE THR GLY GLY VAL GLY LEU SEQRES 3 K 46 VAL VAL ALA VAL ALA ALA LEU ILE LEU ILE VAL VAL LEU SEQRES 4 K 46 CYS VAL SER PHE SER ARG HIS ATOM 1 CA HIS A 394 40.818 -29.726 -22.029 1.00 86.47 ATOM 2 CA THR A 395 40.257 -28.129 -26.173 1.00104.30 ATOM 3 CA THR A 396 39.666 -29.491 -29.678 1.00104.69 ATOM 4 CA LEU A 397 40.304 -26.852 -32.322 1.00119.25 ATOM 5 CA GLY A 398 40.695 -27.824 -35.947 1.00142.08 ATOM 6 CA VAL A 399 37.317 -29.486 -35.968 1.00140.97 ATOM 7 CA GLN A 400 35.175 -27.741 -39.388 1.00132.13 ATOM 8 CA ASP A 401 33.664 -24.583 -37.927 1.00124.93 ATOM 9 CA ILE A 402 36.206 -22.044 -36.638 1.00109.56 ATOM 10 CA SER A 403 33.711 -19.183 -36.997 1.00103.29 ATOM 11 CA ALA A 404 35.102 -16.196 -35.100 1.00103.21 ATOM 12 CA THR A 405 34.839 -12.395 -35.280 1.00104.99 ATOM 13 CA ALA A 406 36.962 -12.340 -38.463 1.00102.27 ATOM 14 CA MET A 407 34.871 -15.080 -40.111 1.00 99.64 ATOM 15 CA SER A 408 32.116 -12.542 -40.905 1.00103.52 ATOM 16 CA TRP A 409 34.160 -11.366 -43.891 1.00107.98 ATOM 17 CA VAL A 410 34.860 -14.954 -44.941 1.00 99.82 ATOM 18 CA GLN A 411 31.395 -16.453 -44.442 1.00102.93 ATOM 19 CA LYS A 412 29.237 -13.550 -45.642 1.00106.75 ATOM 20 CA ILE A 413 30.763 -11.344 -48.316 1.00100.73 ATOM 21 CA THR A 414 33.008 -13.612 -50.362 1.00106.31 ATOM 22 CA GLY A 415 30.671 -16.498 -49.683 1.00104.99 ATOM 23 CA GLY A 416 28.090 -14.492 -51.640 1.00108.07 ATOM 24 CA VAL A 417 30.116 -14.240 -54.847 1.00109.02 ATOM 25 CA GLY A 418 28.745 -17.331 -56.562 1.00107.35 ATOM 26 CA LEU A 419 25.531 -15.841 -57.932 1.00107.47 ATOM 27 CA VAL A 420 27.031 -14.918 -61.265 1.00108.83 ATOM 28 CA VAL A 421 26.813 -18.371 -62.883 1.00111.19 ATOM 29 CA ALA A 422 23.318 -17.700 -64.319 1.00108.96 ATOM 30 CA VAL A 423 24.394 -15.195 -67.020 1.00109.09 ATOM 31 CA ALA A 424 25.288 -17.848 -69.599 1.00111.54 ATOM 32 CA ALA A 425 21.877 -19.433 -68.968 1.00110.52 ATOM 33 CA LEU A 426 19.898 -16.233 -68.348 1.00110.77 ATOM 34 CA ILE A 427 19.186 -14.866 -71.830 1.00107.86 ATOM 35 CA LEU A 428 22.263 -16.439 -73.394 1.00110.35 ATOM 36 CA ILE A 429 20.202 -19.664 -73.441 1.00112.71 ATOM 37 CA VAL A 430 18.523 -18.536 -76.684 1.00112.57 ATOM 38 CA VAL A 431 22.045 -18.390 -78.168 1.00111.51 ATOM 39 CA LEU A 432 23.890 -21.175 -76.346 1.00117.71 ATOM 40 CA CYS A 433 23.719 -24.823 -77.247 1.00124.45 ATOM 41 CA VAL A 434 24.719 -27.155 -80.073 1.00134.59 ATOM 42 CA SER A 435 21.534 -29.138 -79.442 1.00141.61 ATOM 43 CA PHE A 436 19.948 -28.627 -76.005 1.00154.55 ATOM 44 CA SER A 437 18.022 -25.530 -75.238 1.00158.33 ATOM 45 CA ARG A 438 15.424 -23.472 -76.992 1.00154.46 ATOM 46 CA HIS A 439 12.179 -24.649 -78.587 1.00162.68 TER