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 g 1 439 PDB 7CW2 7CW2 1 439 SEQRES 1 g 101 ALA PRO SER LEU THR ASP MET SER CYS GLU VAL PRO ALA SEQRES 2 g 101 CYS THR HIS SER SER ASP PHE GLY GLY VAL ALA ILE ILE SEQRES 3 g 101 LYS TYR ALA ALA SER LYS LYS GLY LYS CYS ALA VAL HIS SEQRES 4 g 101 SER MET THR ASN ALA VAL THR ILE ARG GLU ALA GLU ILE SEQRES 5 g 101 GLU VAL GLU GLY ASN SER GLN LEU GLN ILE SER PHE SER SEQRES 6 g 101 THR ALA LEU ALA SER ALA GLU PHE ARG VAL GLN VAL CYS SEQRES 7 g 101 SER THR GLN VAL HIS CYS ALA ALA GLU CYS HIS PRO PRO SEQRES 8 g 101 LYS ARG THR THR VAL TYR TYR PRO ALA SER ATOM 1 CA ALA g 293 140.652 178.912 162.755 1.00 22.25 ATOM 2 CA PRO g 294 143.842 176.830 162.998 1.00 28.42 ATOM 3 CA SER g 295 144.759 175.385 166.382 1.00 29.39 ATOM 4 CA LEU g 296 148.148 174.654 167.934 1.00 28.38 ATOM 5 CA THR g 297 149.136 172.136 170.602 1.00 34.25 ATOM 6 CA ASP g 298 152.114 170.992 172.711 1.00 37.46 ATOM 7 CA MET g 299 153.776 174.336 172.055 1.00 31.48 ATOM 8 CA SER g 300 157.305 174.348 173.493 1.00 31.77 ATOM 9 CA CYS g 301 159.322 177.564 173.351 1.00 24.41 ATOM 10 CA GLU g 302 162.933 178.364 174.200 1.00 22.07 ATOM 11 CA VAL g 303 165.140 181.396 173.602 1.00 18.14 ATOM 12 CA PRO g 304 168.568 180.840 171.995 1.00 15.57 ATOM 13 CA ALA g 305 169.848 184.376 172.627 1.00 16.36 ATOM 14 CA CYS g 306 168.327 187.350 174.435 1.00 19.52 ATOM 15 CA THR g 307 169.796 190.859 174.566 1.00 25.97 ATOM 16 CA HIS g 308 167.827 193.606 176.291 1.00 26.71 ATOM 17 CA SER g 309 168.107 196.599 173.969 1.00 36.95 ATOM 18 CA SER g 310 166.077 199.118 172.019 1.00 47.47 ATOM 19 CA ASP g 311 166.871 196.846 169.096 1.00 41.98 ATOM 20 CA PHE g 312 164.939 193.610 168.759 1.00 36.09 ATOM 21 CA GLY g 313 167.900 191.553 169.896 1.00 23.69 ATOM 22 CA GLY g 314 165.622 188.802 171.125 1.00 23.31 ATOM 23 CA VAL g 315 164.890 185.678 169.092 1.00 20.56 ATOM 24 CA ALA g 316 162.494 182.987 170.285 1.00 22.03 ATOM 25 CA ILE g 317 161.830 179.611 168.669 1.00 23.86 ATOM 26 CA ILE g 318 158.479 177.943 169.334 1.00 24.35 ATOM 27 CA LYS g 319 157.937 174.266 168.526 1.00 31.80 ATOM 28 CA TYR g 320 154.333 173.279 167.975 1.00 34.53 ATOM 29 CA ALA g 321 151.856 170.724 166.699 1.00 39.18 ATOM 30 CA ALA g 322 149.083 172.410 164.728 1.00 35.01 ATOM 31 CA SER g 323 145.732 171.306 163.345 1.00 32.60 ATOM 32 CA LYS g 324 145.943 172.735 159.822 1.00 34.89 ATOM 33 CA LYS g 325 147.275 175.616 157.754 1.00 42.37 ATOM 34 CA GLY g 326 146.252 179.248 158.085 1.00 39.35 ATOM 35 CA LYS g 327 147.164 182.539 159.732 1.00 34.78 ATOM 36 CA CYS g 328 147.491 183.024 163.483 1.00 28.68 ATOM 37 CA ALA g 329 147.884 185.716 166.139 1.00 20.90 ATOM 38 CA VAL g 330 150.856 186.301 168.437 1.00 20.31 ATOM 39 CA HIS g 331 151.385 188.736 171.307 1.00 23.41 ATOM 40 CA SER g 332 152.830 188.908 174.821 1.00 25.40 ATOM 41 CA MET g 333 150.744 188.196 177.908 1.00 33.64 ATOM 42 CA THR g 334 153.154 190.415 179.860 1.00 45.81 ATOM 43 CA ASN g 335 153.720 194.034 178.852 1.00 58.29 ATOM 44 CA ALA g 336 157.352 193.768 179.999 1.00 53.49 ATOM 45 CA VAL g 337 158.216 192.507 176.492 1.00 61.61 ATOM 46 CA THR g 338 156.998 193.178 172.965 1.00 61.61 ATOM 47 CA ILE g 339 156.995 191.380 169.610 1.00 33.59 ATOM 48 CA ARG g 340 157.262 193.013 166.191 1.00 28.87 ATOM 49 CA GLU g 341 155.048 190.396 164.546 1.00 32.73 ATOM 50 CA ALA g 342 151.331 190.174 165.297 1.00 29.80 ATOM 51 CA GLU g 343 150.305 187.389 162.900 1.00 37.68 ATOM 52 CA ILE g 344 151.985 184.344 161.379 1.00 32.32 ATOM 53 CA GLU g 345 151.126 181.297 159.280 1.00 41.99 ATOM 54 CA VAL g 346 151.395 177.727 160.522 1.00 42.47 ATOM 55 CA GLU g 347 152.240 174.385 158.912 1.00 44.10 ATOM 56 CA GLY g 348 151.141 171.665 161.311 1.00 40.32 ATOM 57 CA ASN g 349 154.330 170.227 162.821 1.00 37.22 ATOM 58 CA SER g 350 157.002 172.877 162.290 1.00 36.67 ATOM 59 CA GLN g 351 158.644 175.627 164.330 1.00 33.07 ATOM 60 CA LEU g 352 158.725 179.365 163.696 1.00 26.86 ATOM 61 CA GLN g 353 160.831 182.338 164.753 1.00 26.25 ATOM 62 CA ILE g 354 159.425 185.471 166.398 1.00 24.38 ATOM 63 CA SER g 355 161.360 188.731 166.643 1.00 29.72 ATOM 64 CA PHE g 356 160.993 190.215 170.125 1.00 28.91 ATOM 65 CA SER g 357 162.942 192.235 172.674 1.00 41.05 ATOM 66 CA THR g 358 162.677 193.635 176.193 1.00 37.18 ATOM 67 CA ALA g 359 164.466 195.862 178.696 1.00 38.59 ATOM 68 CA LEU g 360 164.928 193.805 181.859 1.00 33.91 ATOM 69 CA ALA g 361 167.743 191.360 182.592 1.00 30.12 ATOM 70 CA SER g 362 166.017 187.977 182.925 1.00 31.70 ATOM 71 CA ALA g 363 163.387 187.365 180.240 1.00 26.82 ATOM 72 CA GLU g 364 160.528 185.230 181.578 1.00 23.46 ATOM 73 CA PHE g 365 157.010 185.764 180.263 1.00 24.38 ATOM 74 CA ARG g 366 154.058 184.190 178.466 1.00 23.32 ATOM 75 CA VAL g 367 152.976 184.544 174.843 1.00 20.31 ATOM 76 CA GLN g 368 149.654 183.632 173.253 1.00 19.84 ATOM 77 CA VAL g 369 149.465 181.884 169.873 1.00 17.93 ATOM 78 CA CYS g 370 145.920 181.471 168.508 1.00 16.16 ATOM 79 CA SER g 371 144.572 181.329 172.069 1.00 17.48 ATOM 80 CA THR g 372 147.230 179.033 173.513 1.00 17.57 ATOM 81 CA GLN g 373 149.287 179.879 176.591 1.00 22.17 ATOM 82 CA VAL g 374 152.965 178.923 176.838 1.00 20.88 ATOM 83 CA HIS g 375 155.797 179.832 179.196 1.00 27.20 ATOM 84 CA CYS g 376 159.298 180.957 178.238 1.00 24.69 ATOM 85 CA ALA g 377 162.504 181.751 180.107 1.00 25.47 ATOM 86 CA ALA g 378 165.693 183.415 178.934 1.00 24.85 ATOM 87 CA GLU g 379 168.941 185.070 179.976 1.00 30.10 ATOM 88 CA CYS g 380 169.840 188.379 178.348 1.00 25.94 ATOM 89 CA HIS g 381 172.891 190.593 177.904 1.00 24.53 ATOM 90 CA PRO g 382 173.497 194.322 177.431 1.00 22.71 ATOM 91 CA PRO g 383 174.534 195.697 174.035 1.00 28.64 ATOM 92 CA LYS g 384 177.892 197.339 173.428 1.00 37.23 ATOM 93 CA ARG g 385 176.777 200.252 171.240 1.00 36.93 ATOM 94 CA THR g 386 176.108 202.729 174.028 1.00 32.48 ATOM 95 CA THR g 387 173.709 205.040 172.168 1.00 31.87 ATOM 96 CA VAL g 388 171.175 204.675 169.367 1.00 61.61 ATOM 97 CA TYR g 389 169.533 207.006 166.851 1.00 84.34 ATOM 98 CA TYR g 390 165.997 205.700 167.330 1.00 67.20 ATOM 99 CA PRO g 391 163.972 205.637 170.559 1.00 61.61 ATOM 100 CA ALA g 392 163.656 202.666 172.857 1.00 52.05 ATOM 101 CA SER g 393 160.623 200.389 172.602 1.00 44.66 TER