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 j 1 439 PDB 7CW2 7CW2 1 439 SEQRES 1 m 101 ALA PRO SER LEU THR ASP MET SER CYS GLU VAL PRO ALA SEQRES 2 m 101 CYS THR HIS SER SER ASP PHE GLY GLY VAL ALA ILE ILE SEQRES 3 m 101 LYS TYR ALA ALA SER LYS LYS GLY LYS CYS ALA VAL HIS SEQRES 4 m 101 SER MET THR ASN ALA VAL THR ILE ARG GLU ALA GLU ILE SEQRES 5 m 101 GLU VAL GLU GLY ASN SER GLN LEU GLN ILE SER PHE SER SEQRES 6 m 101 THR ALA LEU ALA SER ALA GLU PHE ARG VAL GLN VAL CYS SEQRES 7 m 101 SER THR GLN VAL HIS CYS ALA ALA GLU CYS HIS PRO PRO SEQRES 8 m 101 LYS ARG THR THR VAL TYR TYR PRO ALA SER ATOM 1 CA ALA m 293 131.614 275.624 192.838 1.00136.97 ATOM 2 CA PRO m 294 128.525 276.606 194.854 1.00132.69 ATOM 3 CA SER m 295 128.534 275.877 198.575 1.00132.20 ATOM 4 CA LEU m 296 125.691 275.017 200.943 1.00132.71 ATOM 5 CA THR m 297 125.376 275.539 204.693 1.00136.65 ATOM 6 CA ASP m 298 123.065 274.815 207.652 1.00135.17 ATOM 7 CA MET m 299 121.452 272.045 205.628 1.00130.39 ATOM 8 CA SER m 300 118.480 270.598 207.525 1.00125.38 ATOM 9 CA CYS m 301 116.667 267.598 206.060 1.00124.31 ATOM 10 CA GLU m 302 113.488 265.784 207.063 1.00119.54 ATOM 11 CA VAL m 303 111.354 263.136 205.372 1.00112.34 ATOM 12 CA PRO m 304 107.589 263.759 205.102 1.00108.20 ATOM 13 CA ALA m 305 106.717 260.237 203.931 1.00103.10 ATOM 14 CA CYS m 306 108.832 257.122 203.431 1.00 96.61 ATOM 15 CA THR m 307 107.635 253.845 201.910 1.00 95.34 ATOM 16 CA HIS m 308 110.145 251.050 201.374 1.00 92.72 ATOM 17 CA SER m 309 109.368 249.705 197.907 1.00 81.99 ATOM 18 CA SER m 310 110.885 249.016 194.517 1.00 75.71 ATOM 19 CA ASP m 311 109.184 252.266 193.578 1.00 79.70 ATOM 20 CA PHE m 312 110.779 255.513 194.684 1.00 88.82 ATOM 21 CA GLY m 313 108.164 256.056 197.359 1.00 96.61 ATOM 22 CA GLY m 314 110.558 258.158 199.389 1.00 99.19 ATOM 23 CA VAL m 315 110.528 261.956 199.318 1.00100.90 ATOM 24 CA ALA m 316 113.029 264.048 201.261 1.00109.19 ATOM 25 CA ILE m 317 113.039 267.826 201.679 1.00117.40 ATOM 26 CA ILE m 318 116.356 269.528 202.431 1.00122.22 ATOM 27 CA LYS m 319 116.463 273.114 203.693 1.00127.43 ATOM 28 CA TYR m 320 119.711 274.928 203.034 1.00137.24 ATOM 29 CA ALA m 321 121.596 278.202 202.893 1.00140.79 ATOM 30 CA ALA m 322 123.777 278.363 199.789 1.00142.75 ATOM 31 CA SER m 323 126.540 280.655 198.577 1.00143.34 ATOM 32 CA LYS m 324 125.411 281.248 194.990 1.00133.06 ATOM 33 CA LYS m 325 123.692 279.660 192.012 1.00129.32 ATOM 34 CA GLY m 326 124.945 276.664 190.060 1.00127.91 ATOM 35 CA LYS m 327 124.700 272.892 189.767 1.00123.93 ATOM 36 CA CYS m 328 125.474 270.481 192.596 1.00121.90 ATOM 37 CA ALA m 329 125.983 266.787 193.338 1.00117.83 ATOM 38 CA VAL m 330 123.815 264.528 195.495 1.00107.77 ATOM 39 CA HIS m 331 124.242 260.910 196.580 1.00106.81 ATOM 40 CA SER m 332 123.861 258.663 199.625 1.00105.67 ATOM 41 CA MET m 333 126.699 258.067 202.071 1.00100.57 ATOM 42 CA THR m 334 125.052 254.736 202.930 1.00 98.43 ATOM 43 CA ASN m 335 124.404 252.133 200.239 1.00 91.84 ATOM 44 CA ALA m 336 121.237 251.049 202.075 1.00 85.85 ATOM 45 CA VAL m 337 119.354 253.746 200.121 1.00 88.61 ATOM 46 CA THR m 338 119.555 255.252 196.648 1.00 89.27 ATOM 47 CA ILE m 339 118.518 258.487 194.931 1.00 96.05 ATOM 48 CA ARG m 340 117.375 258.845 191.327 1.00 93.78 ATOM 49 CA GLU m 341 118.901 262.310 190.977 1.00101.31 ATOM 50 CA ALA m 342 122.662 262.836 190.923 1.00105.07 ATOM 51 CA GLU m 343 122.829 266.597 190.309 1.00107.69 ATOM 52 CA ILE m 344 120.638 269.591 191.114 1.00118.80 ATOM 53 CA GLU m 345 120.716 273.383 190.919 1.00124.41 ATOM 54 CA VAL m 346 120.634 275.660 193.948 1.00141.55 ATOM 55 CA GLU m 347 119.203 279.112 194.669 1.00146.06 ATOM 56 CA GLY m 348 120.801 280.350 197.874 1.00145.54 ATOM 57 CA ASN m 349 118.103 280.139 200.557 1.00142.92 ATOM 58 CA SER m 350 115.525 277.684 199.229 1.00139.84 ATOM 59 CA GLN m 351 114.665 274.015 199.704 1.00131.63 ATOM 60 CA LEU m 352 114.593 271.216 197.147 1.00120.44 ATOM 61 CA GLN m 353 113.022 267.779 196.804 1.00112.00 ATOM 62 CA ILE m 354 114.990 264.595 196.108 1.00106.49 ATOM 63 CA SER m 355 113.367 261.374 194.914 1.00 99.13 ATOM 64 CA PHE m 356 114.778 258.407 196.830 1.00 95.35 ATOM 65 CA SER m 357 113.733 255.022 198.183 1.00 92.78 ATOM 66 CA THR m 358 115.052 252.086 200.195 1.00 85.29 ATOM 67 CA ALA m 359 114.157 248.585 201.363 1.00 88.01 ATOM 68 CA LEU m 360 114.509 248.569 205.148 1.00 85.94 ATOM 69 CA ALA m 361 111.899 249.674 207.681 1.00 88.81 ATOM 70 CA SER m 362 113.480 252.656 209.453 1.00 89.55 ATOM 71 CA ALA m 363 115.208 255.073 207.070 1.00 98.75 ATOM 72 CA GLU m 364 118.220 256.718 208.726 1.00105.01 ATOM 73 CA PHE m 365 121.244 257.644 206.630 1.00104.61 ATOM 74 CA ARG m 366 123.484 260.464 205.428 1.00105.47 ATOM 75 CA VAL m 367 123.512 262.257 202.081 1.00108.39 ATOM 76 CA GLN m 368 126.199 264.492 200.601 1.00110.35 ATOM 77 CA VAL m 369 125.336 267.735 198.797 1.00115.34 ATOM 78 CA CYS m 370 128.324 269.480 197.178 1.00115.87 ATOM 79 CA SER m 371 130.617 268.020 199.847 1.00116.49 ATOM 80 CA THR m 372 128.366 268.662 202.839 1.00116.70 ATOM 81 CA GLN m 373 127.310 265.960 205.289 1.00109.08 ATOM 82 CA VAL m 374 123.810 265.907 206.789 1.00110.38 ATOM 83 CA HIS m 375 121.810 263.374 208.786 1.00106.99 ATOM 84 CA CYS m 376 118.241 262.246 208.129 1.00106.14 ATOM 85 CA ALA m 377 115.739 259.989 209.872 1.00 98.67 ATOM 86 CA ALA m 378 112.435 258.585 208.679 1.00 94.90 ATOM 87 CA GLU m 379 109.701 256.031 209.290 1.00 94.30 ATOM 88 CA CYS m 380 108.542 253.943 206.340 1.00 96.57 ATOM 89 CA HIS m 381 105.603 251.731 205.401 1.00 96.19 ATOM 90 CA PRO m 382 105.074 248.752 203.091 1.00 94.47 ATOM 91 CA PRO m 383 103.186 249.161 199.809 1.00 90.69 ATOM 92 CA LYS m 384 99.880 247.451 199.119 1.00 81.69 ATOM 93 CA ARG m 385 100.471 246.377 195.512 1.00 83.12 ATOM 94 CA THR m 386 102.025 243.001 196.255 1.00 76.59 ATOM 95 CA THR m 387 103.909 242.511 192.976 1.00 61.49 ATOM 96 CA VAL m 388 105.525 244.762 190.383 1.00 56.92 ATOM 97 CA TYR m 389 106.501 244.446 186.721 1.00 63.14 ATOM 98 CA TYR m 390 109.959 245.979 187.085 1.00 65.80 ATOM 99 CA PRO m 391 112.810 244.757 189.300 1.00 61.21 ATOM 100 CA ALA m 392 113.616 246.102 192.727 1.00 63.06 ATOM 101 CA SER m 393 116.336 248.724 193.140 1.00 67.83 TER