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 s 1 439 PDB 7CW2 7CW2 1 439 SEQRES 1 s 46 HIS THR THR LEU GLY VAL GLN ASP ILE SER ALA THR ALA SEQRES 2 s 46 MET SER TRP VAL GLN LYS ILE THR GLY GLY VAL GLY LEU SEQRES 3 s 46 VAL VAL ALA VAL ALA ALA LEU ILE LEU ILE VAL VAL LEU SEQRES 4 s 46 CYS VAL SER PHE SER ARG HIS ATOM 1 CA HIS s 394 268.260 191.940 194.477 1.00 92.52 ATOM 2 CA THR s 395 266.936 188.598 195.779 1.00 83.66 ATOM 3 CA THR s 396 269.306 188.964 198.750 1.00 87.13 ATOM 4 CA LEU s 397 266.448 189.822 201.128 1.00 82.91 ATOM 5 CA GLY s 398 263.152 188.523 202.462 1.00 80.32 ATOM 6 CA VAL s 399 263.505 188.436 206.250 1.00 73.13 ATOM 7 CA GLN s 400 263.921 191.212 208.829 1.00140.26 ATOM 8 CA ASP s 401 263.258 193.757 206.060 1.00115.04 ATOM 9 CA ILE s 402 260.093 195.719 206.819 1.00100.41 ATOM 10 CA SER s 403 258.952 199.091 205.536 1.00 91.83 ATOM 11 CA ALA s 404 259.399 201.875 208.074 1.00 93.05 ATOM 12 CA THR s 405 255.712 202.812 207.916 1.00100.52 ATOM 13 CA ALA s 406 254.632 199.266 208.759 1.00102.38 ATOM 14 CA MET s 407 257.494 199.131 211.253 1.00107.29 ATOM 15 CA SER s 408 255.925 202.171 212.920 1.00115.85 ATOM 16 CA TRP s 409 252.586 200.389 213.345 1.00111.72 ATOM 17 CA VAL s 410 254.182 197.192 214.635 1.00117.97 ATOM 18 CA GLN s 411 256.347 199.170 217.066 1.00123.06 ATOM 19 CA LYS s 412 253.307 201.088 218.321 1.00125.54 ATOM 20 CA ILE s 413 251.324 197.888 218.875 1.00131.71 ATOM 21 CA THR s 414 254.358 196.343 220.589 1.00136.44 ATOM 22 CA GLY s 415 254.606 199.377 222.863 1.00140.94 ATOM 23 CA GLY s 416 250.924 199.088 223.705 1.00145.90 ATOM 24 CA VAL s 417 251.429 195.432 224.592 1.00144.24 ATOM 25 CA GLY s 418 254.493 196.374 226.626 1.00141.38 ATOM 26 CA LEU s 419 252.658 199.006 228.649 1.00139.80 ATOM 27 CA VAL s 420 249.726 196.642 229.253 1.00140.88 ATOM 28 CA VAL s 421 252.003 193.833 230.438 1.00135.34 ATOM 29 CA ALA s 422 254.064 196.269 232.532 1.00136.28 ATOM 30 CA VAL s 423 250.940 197.506 234.318 1.00128.44 ATOM 31 CA ALA s 424 249.953 193.853 234.726 1.00125.43 ATOM 32 CA ALA s 425 253.264 192.909 236.349 1.00126.34 ATOM 33 CA LEU s 426 253.262 196.036 238.525 1.00124.30 ATOM 34 CA ILE s 427 249.767 195.432 239.889 1.00121.70 ATOM 35 CA LEU s 428 250.506 191.725 240.335 1.00123.66 ATOM 36 CA ILE s 429 253.612 192.438 242.406 1.00129.74 ATOM 37 CA VAL s 430 251.991 195.218 244.445 1.00126.28 ATOM 38 CA VAL s 431 249.068 192.952 245.330 1.00120.67 ATOM 39 CA LEU s 432 251.391 189.984 245.934 1.00126.16 ATOM 40 CA CYS s 433 253.050 192.223 248.516 1.00125.83 ATOM 41 CA VAL s 434 250.387 191.149 251.003 1.00127.51 ATOM 42 CA SER s 435 251.170 187.436 251.490 1.00137.67 ATOM 43 CA PHE s 436 254.458 188.262 253.211 1.00143.63 ATOM 44 CA SER s 437 252.952 191.607 254.287 1.00159.50 ATOM 45 CA ARG s 438 249.393 191.152 255.604 1.00163.09 ATOM 46 CA HIS s 439 249.113 194.927 255.068 1.00167.80 TER