HEADER VIRUS/IMMUNE SYSTEM 31-DEC-69 7CVZ TITLE Cryo-EM structure of Chikungunya virus in complex with Fab fragments TITLE 2 of mAb CHK-263 COMPND MOL_ID: 1; COMPND 2 MOLECULE: E1 glycoprotein; COMPND 3 CHAIN: D, G, J, A; EXPDTA ELECTRON MICROSCOPY DBREF 7CVZ D 1 439 PDB 7CVZ 7CVZ 1 439 SEQRES 1 D 101 ALA PRO SER LEU THR ASP MET SER CYS GLU VAL PRO ALA SEQRES 2 D 101 CYS THR HIS SER SER ASP PHE GLY GLY VAL ALA ILE ILE SEQRES 3 D 101 LYS TYR ALA ALA SER LYS LYS GLY LYS CYS ALA VAL HIS SEQRES 4 D 101 SER MET THR ASN ALA VAL THR ILE ARG GLU ALA GLU ILE SEQRES 5 D 101 GLU VAL GLU GLY ASN SER GLN LEU GLN ILE SER PHE SER SEQRES 6 D 101 THR ALA LEU ALA SER ALA GLU PHE ARG VAL GLN VAL CYS SEQRES 7 D 101 SER THR GLN VAL HIS CYS ALA ALA GLU CYS HIS PRO PRO SEQRES 8 D 101 LYS ARG THR THR VAL TYR TYR PRO ALA SER ATOM 1 CA ALA A 293 114.265 102.430 225.553 1.00106.61 ATOM 2 CA PRO A 294 115.915 98.975 225.728 1.00 94.29 ATOM 3 CA SER A 295 114.924 97.107 222.578 1.00 87.57 ATOM 4 CA LEU A 296 114.864 93.315 222.398 1.00 82.41 ATOM 5 CA THR A 297 114.706 90.643 219.705 1.00 89.40 ATOM 6 CA ASP A 298 113.996 86.923 219.278 1.00 96.48 ATOM 7 CA MET A 299 111.125 86.838 221.755 1.00100.19 ATOM 8 CA SER A 300 109.474 83.418 221.980 1.00 86.60 ATOM 9 CA CYS A 301 106.060 82.522 223.385 1.00 87.35 ATOM 10 CA GLU A 302 105.595 79.567 225.742 1.00 71.42 ATOM 11 CA VAL A 303 102.349 78.909 227.618 1.00 69.96 ATOM 12 CA PRO A 304 102.648 76.166 230.258 1.00 66.90 ATOM 13 CA ALA A 305 98.924 76.175 231.076 1.00 64.05 ATOM 14 CA CYS A 306 95.944 78.527 230.834 1.00 74.55 ATOM 15 CA THR A 307 92.597 78.167 232.615 1.00 65.87 ATOM 16 CA HIS A 308 89.833 80.675 231.878 1.00 67.91 ATOM 17 CA SER A 309 88.590 81.810 235.292 1.00 62.10 ATOM 18 CA SER A 310 87.476 85.157 236.686 1.00 54.19 ATOM 19 CA ASP A 311 91.056 85.516 238.004 1.00 63.85 ATOM 20 CA PHE A 312 94.571 84.971 236.627 1.00 66.99 ATOM 21 CA GLY A 313 94.103 81.357 235.611 1.00 61.67 ATOM 22 CA GLY A 314 96.745 81.676 232.921 1.00 61.66 ATOM 23 CA VAL A 315 100.534 82.027 233.048 1.00 66.45 ATOM 24 CA ALA A 316 102.853 82.480 230.069 1.00 65.95 ATOM 25 CA ILE A 317 106.631 82.268 229.661 1.00 73.04 ATOM 26 CA ILE A 318 108.468 84.538 227.217 1.00 75.34 ATOM 27 CA LYS A 319 112.119 83.950 226.324 1.00 79.60 ATOM 28 CA TYR A 320 113.885 86.796 224.541 1.00 78.77 ATOM 29 CA ALA A 321 117.186 88.657 224.191 1.00 81.96 ATOM 30 CA ALA A 322 117.418 92.268 225.350 1.00 78.39 ATOM 31 CA SER A 323 119.914 95.118 224.977 1.00 83.39 ATOM 32 CA LYS A 324 120.361 96.975 228.286 1.00 88.75 ATOM 33 CA LYS A 325 118.829 97.574 231.704 1.00 97.89 ATOM 34 CA GLY A 326 115.520 99.331 232.280 1.00108.29 ATOM 35 CA LYS A 327 111.797 98.603 232.256 1.00115.93 ATOM 36 CA CYS A 328 109.536 97.625 229.359 1.00114.88 ATOM 37 CA ALA A 329 105.781 98.109 229.074 1.00100.87 ATOM 38 CA VAL A 330 103.608 95.110 228.185 1.00 85.45 ATOM 39 CA HIS A 331 100.143 94.767 226.630 1.00 79.77 ATOM 40 CA SER A 332 98.277 92.495 224.217 1.00 75.50 ATOM 41 CA MET A 333 96.315 94.311 221.512 1.00 76.18 ATOM 42 CA THR A 334 93.678 91.559 221.269 1.00 71.93 ATOM 43 CA ASN A 335 91.114 92.728 223.825 1.00 71.98 ATOM 44 CA ALA A 336 89.926 89.149 224.429 1.00 62.32 ATOM 45 CA VAL A 337 92.920 88.457 226.683 1.00 60.12 ATOM 46 CA THR A 338 94.024 90.830 229.454 1.00 62.05 ATOM 47 CA ILE A 339 97.258 91.356 231.381 1.00 64.39 ATOM 48 CA ARG A 340 97.702 91.997 235.101 1.00 73.81 ATOM 49 CA GLU A 341 101.324 93.128 234.718 1.00 82.17 ATOM 50 CA ALA A 342 102.173 96.609 233.476 1.00 92.41 ATOM 51 CA GLU A 343 105.983 96.799 233.211 1.00102.22 ATOM 52 CA ILE A 344 108.816 94.332 233.826 1.00 98.33 ATOM 53 CA GLU A 345 112.600 94.475 233.779 1.00 95.35 ATOM 54 CA VAL A 346 114.343 92.814 230.838 1.00 82.06 ATOM 55 CA GLU A 347 117.515 91.439 232.500 1.00 81.25 ATOM 56 CA GLY A 348 119.317 91.195 229.163 1.00 74.16 ATOM 57 CA ASN A 349 119.048 87.901 227.285 1.00 76.91 ATOM 58 CA SER A 350 116.677 86.534 229.925 1.00 80.61 ATOM 59 CA GLN A 351 113.088 85.289 230.169 1.00 77.05 ATOM 60 CA LEU A 352 110.058 86.513 232.103 1.00 67.40 ATOM 61 CA GLN A 353 106.699 85.131 233.196 1.00 66.19 ATOM 62 CA ILE A 354 103.324 86.855 232.996 1.00 68.56 ATOM 63 CA SER A 355 99.815 86.347 234.380 1.00 66.54 ATOM 64 CA PHE A 356 96.762 86.756 232.152 1.00 63.59 ATOM 65 CA SER A 357 93.062 85.926 231.963 1.00 58.22 ATOM 66 CA THR A 358 90.539 85.216 229.225 1.00 53.65 ATOM 67 CA ALA A 359 87.061 83.870 228.519 1.00 48.74 ATOM 68 CA LEU A 360 87.838 81.967 225.292 1.00 59.83 ATOM 69 CA ALA A 361 89.498 78.544 225.065 1.00 66.82 ATOM 70 CA SER A 362 91.839 78.483 222.036 1.00 74.21 ATOM 71 CA ALA A 363 94.437 80.965 223.291 1.00 80.89 ATOM 72 CA GLU A 364 96.082 82.462 220.188 1.00 85.90 ATOM 73 CA PHE A 365 96.444 86.116 221.225 1.00 80.29 ATOM 74 CA ARG A 366 99.238 88.499 220.213 1.00 74.60 ATOM 75 CA VAL A 367 101.248 90.315 222.890 1.00 78.72 ATOM 76 CA GLN A 368 103.589 93.304 222.727 1.00 88.30 ATOM 77 CA VAL A 369 106.618 94.512 224.699 1.00 90.07 ATOM 78 CA CYS A 370 108.429 97.693 223.578 1.00 94.48 ATOM 79 CA SER A 371 107.022 97.624 220.031 1.00 96.24 ATOM 80 CA THR A 372 107.570 93.904 219.392 1.00 92.25 ATOM 81 CA GLN A 373 105.044 91.398 218.049 1.00 80.44 ATOM 82 CA VAL A 374 104.697 87.752 219.098 1.00 82.30 ATOM 83 CA HIS A 375 101.734 85.425 219.633 1.00 92.90 ATOM 84 CA CYS A 376 100.937 82.963 222.436 1.00 96.32 ATOM 85 CA ALA A 377 99.331 79.913 220.840 1.00 91.91 ATOM 86 CA ALA A 378 97.827 77.684 223.513 1.00 78.64 ATOM 87 CA GLU A 379 94.975 75.381 224.481 1.00 79.51 ATOM 88 CA CYS A 380 93.168 76.367 227.673 1.00 82.29 ATOM 89 CA HIS A 381 91.435 74.030 230.067 1.00 73.50 ATOM 90 CA PRO A 382 88.080 74.888 231.614 1.00 75.17 ATOM 91 CA PRO A 383 88.281 75.604 235.342 1.00 70.74 ATOM 92 CA LYS A 384 87.567 72.935 237.933 1.00 86.46 ATOM 93 CA ARG A 385 83.890 72.090 238.386 1.00104.00 ATOM 94 CA THR A 386 83.956 74.591 241.257 1.00 87.12 ATOM 95 CA THR A 387 81.121 76.914 240.223 1.00 67.87 ATOM 96 CA VAL A 388 80.484 80.557 241.295 1.00 58.10 ATOM 97 CA TYR A 389 82.918 81.729 243.977 1.00 63.19 ATOM 98 CA TYR A 390 84.268 85.171 243.115 1.00 54.39 ATOM 99 CA PRO A 391 82.910 88.732 243.464 1.00 52.73 ATOM 100 CA ALA A 392 84.705 90.152 240.397 1.00 46.09 ATOM 101 CA SER A 393 85.386 89.232 236.763 1.00 46.05 TER