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: 4; COMPND 2 MOLECULE: Fab heavy chain; COMPND 3 CHAIN: O, Q; EXPDTA ELECTRON MICROSCOPY DBREF 7CVZ Q 1 216 PDB 7CVZ 7CVZ 1 216 SEQRES 1 Q 115 VAL GLN LEU GLN GLN SER GLY ALA GLU LEU VAL LYS PRO SEQRES 2 Q 115 GLY ALA SER VAL LYS ILE SER CYS LYS ALA SER GLY TYR SEQRES 3 Q 115 ALA PHE SER SER TYR TRP MET ASN TRP VAL LYS GLN ARG SEQRES 4 Q 115 PRO GLY LYS GLY LEU GLU TRP ILE GLY GLN ILE TYR PRO SEQRES 5 Q 115 GLY ASP GLY ASP THR ASN TYR ASN GLY LYS PHE LYS GLY SEQRES 6 Q 115 LYS ALA THR LEU THR ALA ASP LYS SER SER SER THR ALA SEQRES 7 Q 115 TYR MET GLN LEU SER SER LEU THR SER GLU ASP SER ALA SEQRES 8 Q 115 VAL TYR PHE CYS ALA ARG GLY GLY LEU THR ILE ASP TYR SEQRES 9 Q 115 TRP GLY GLN GLY THR THR LEU THR VAL SER SER ATOM 1 CA VAL Q 1 125.189 105.500 283.108 1.00170.84 ATOM 2 CA GLN Q 2 123.635 108.505 284.860 1.00176.51 ATOM 3 CA LEU Q 3 124.077 108.118 288.634 1.00163.59 ATOM 4 CA GLN Q 4 127.227 107.619 290.738 1.00161.23 ATOM 5 CA GLN Q 5 128.849 104.799 292.706 1.00160.56 ATOM 6 CA SER Q 6 129.113 103.867 296.390 1.00166.70 ATOM 7 CA GLY Q 7 132.914 103.930 296.591 1.00170.59 ATOM 8 CA ALA Q 8 135.501 101.198 296.993 1.00169.28 ATOM 9 CA GLU Q 9 135.338 99.481 300.373 1.00169.96 ATOM 10 CA LEU Q 10 137.189 96.704 302.205 1.00168.72 ATOM 11 CA VAL Q 11 135.834 95.646 305.602 1.00170.93 ATOM 12 CA LYS Q 12 136.174 92.711 307.999 1.00173.99 ATOM 13 CA PRO Q 13 133.199 90.605 309.146 1.00173.91 ATOM 14 CA GLY Q 14 131.404 91.374 312.378 1.00168.08 ATOM 15 CA ALA Q 15 129.839 94.781 312.973 1.00159.73 ATOM 16 CA SER Q 16 127.602 96.569 310.483 1.00171.20 ATOM 17 CA VAL Q 17 128.680 98.535 307.410 1.00164.20 ATOM 18 CA LYS Q 18 126.965 101.343 305.518 1.00160.38 ATOM 19 CA ILE Q 19 127.587 102.184 301.864 1.00155.19 ATOM 20 CA SER Q 20 125.464 104.525 299.761 1.00156.43 ATOM 21 CA CYS Q 21 124.831 104.732 296.008 1.00151.80 ATOM 22 CA LYS Q 22 124.080 108.400 295.386 1.00158.86 ATOM 23 CA ALA Q 23 121.673 108.841 292.474 1.00156.87 ATOM 24 CA SER Q 24 121.804 111.617 289.875 1.00167.05 ATOM 25 CA GLY Q 25 118.488 110.776 288.223 1.00163.93 ATOM 26 CA TYR Q 26 116.438 113.845 287.375 1.00177.82 ATOM 27 CA ALA Q 27 113.563 112.463 289.503 1.00171.27 ATOM 28 CA PHE Q 28 115.072 111.117 292.721 1.00168.53 ATOM 29 CA SER Q 29 111.676 110.974 294.435 1.00157.57 ATOM 30 CA SER Q 30 109.828 109.243 291.592 1.00161.14 ATOM 31 CA TYR Q 31 112.260 106.754 290.056 1.00162.74 ATOM 32 CA TRP Q 32 113.075 103.415 291.689 1.00162.58 ATOM 33 CA MET Q 33 116.510 102.044 292.579 1.00169.29 ATOM 34 CA ASN Q 34 117.409 98.468 293.474 1.00161.42 ATOM 35 CA TRP Q 35 119.978 96.389 295.352 1.00154.50 ATOM 36 CA VAL Q 36 121.456 93.128 294.085 1.00146.84 ATOM 37 CA LYS Q 37 123.725 90.316 295.284 1.00154.23 ATOM 38 CA GLN Q 38 126.109 88.288 293.111 1.00151.16 ATOM 39 CA ARG Q 39 128.250 85.529 294.545 1.00152.65 ATOM 40 CA PRO Q 40 130.809 84.674 291.824 1.00143.41 ATOM 41 CA GLY Q 41 129.981 81.299 290.320 1.00138.90 ATOM 42 CA LYS Q 42 126.345 81.272 291.493 1.00146.44 ATOM 43 CA GLY Q 43 124.279 83.699 289.418 1.00156.12 ATOM 44 CA LEU Q 44 122.300 86.596 290.879 1.00153.07 ATOM 45 CA GLU Q 45 120.080 87.414 293.846 1.00155.15 ATOM 46 CA TRP Q 46 117.573 90.201 294.497 1.00150.96 ATOM 47 CA ILE Q 47 117.812 92.211 297.720 1.00148.94 ATOM 48 CA GLY Q 48 115.149 94.905 297.662 1.00149.00 ATOM 49 CA GLN Q 49 114.220 98.465 296.770 1.00155.57 ATOM 50 CA ILE Q 50 112.563 101.577 298.199 1.00140.99 ATOM 51 CA TYR Q 51 110.575 104.591 297.035 1.00144.08 ATOM 52 CA PRO Q 52 112.246 107.814 298.263 1.00140.17 ATOM 53 CA GLY Q 53 108.949 108.940 299.774 1.00134.81 ATOM 54 CA ASP Q 54 107.953 107.840 303.272 1.00134.32 ATOM 55 CA GLY Q 55 110.448 104.962 303.373 1.00130.44 ATOM 56 CA ASP Q 56 108.729 102.071 301.588 1.00141.17 ATOM 57 CA THR Q 57 110.294 99.066 303.305 1.00148.02 ATOM 58 CA ASN Q 58 110.834 96.016 301.094 1.00154.77 ATOM 59 CA TYR Q 59 112.265 92.724 302.315 1.00156.90 ATOM 60 CA ASN Q 60 113.833 89.511 301.026 1.00150.56 ATOM 61 CA GLY Q 61 113.456 85.866 301.979 1.00149.23 ATOM 62 CA LYS Q 62 117.018 85.615 303.296 1.00143.14 ATOM 63 CA PHE Q 63 117.234 89.290 304.371 1.00139.67 ATOM 64 CA LYS Q 64 114.378 89.445 306.882 1.00146.92 ATOM 65 CA GLY Q 65 116.606 90.784 309.657 1.00146.64 ATOM 66 CA LYS Q 66 120.094 90.891 308.155 1.00153.60 ATOM 67 CA ALA Q 67 119.560 94.386 306.715 1.00166.00 ATOM 68 CA THR Q 68 117.492 97.548 307.103 1.00162.18 ATOM 69 CA LEU Q 69 117.522 99.906 304.124 1.00150.50 ATOM 70 CA THR Q 70 117.195 103.663 304.547 1.00141.43 ATOM 71 CA ALA Q 71 117.623 106.854 302.545 1.00140.75 ATOM 72 CA ASP Q 72 117.894 110.613 303.045 1.00138.85 ATOM 73 CA LYS Q 73 115.308 112.770 301.283 1.00143.95 ATOM 74 CA SER Q 74 117.300 115.970 301.837 1.00136.60 ATOM 75 CA SER Q 75 120.632 114.500 300.702 1.00141.56 ATOM 76 CA SER Q 76 118.954 112.566 297.842 1.00141.97 ATOM 77 CA THR Q 77 121.070 109.559 298.866 1.00142.12 ATOM 78 CA ALA Q 78 120.125 105.939 299.564 1.00144.96 ATOM 79 CA TYR Q 79 122.143 104.127 302.235 1.00151.37 ATOM 80 CA MET Q 80 122.844 100.391 302.045 1.00166.45 ATOM 81 CA GLN Q 81 123.028 98.789 305.498 1.00165.21 ATOM 82 CA LEU Q 82 124.158 95.246 306.351 1.00168.58 ATOM 83 CA SER Q 83 124.328 94.365 310.052 1.00167.05 ATOM 84 CA SER Q 84 125.508 91.083 311.592 1.00166.56 ATOM 85 CA LEU Q 85 127.906 90.284 308.767 1.00171.49 ATOM 86 CA THR Q 86 129.476 86.884 308.111 1.00171.67 ATOM 87 CA SER Q 87 132.118 85.391 305.810 1.00160.29 ATOM 88 CA GLU Q 88 129.689 83.588 303.473 1.00167.41 ATOM 89 CA ASP Q 89 128.111 86.830 302.179 1.00173.69 ATOM 90 CA SER Q 90 131.202 87.851 300.171 1.00161.81 ATOM 91 CA ALA Q 91 129.387 89.027 297.043 1.00157.23 ATOM 92 CA VAL Q 92 128.653 92.092 294.899 1.00142.51 ATOM 93 CA TYR Q 93 126.299 94.651 296.473 1.00154.65 ATOM 94 CA PHE Q 94 125.562 97.875 294.594 1.00150.72 ATOM 95 CA CYS Q 95 122.874 100.113 293.102 1.00160.54 ATOM 96 CA ALA Q 96 122.587 101.742 289.693 1.00156.75 ATOM 97 CA ARG Q 97 120.126 102.860 287.019 1.00160.39 ATOM 98 CA GLY Q 98 121.300 100.828 284.006 1.00149.61 ATOM 99 CA GLY Q 99 118.708 98.123 284.578 1.00150.05 ATOM 100 CA LEU Q 100 114.942 98.583 284.476 1.00154.12 ATOM 101 CA THR Q 101 113.495 97.840 287.942 1.00161.76 ATOM 102 CA ILE Q 102 116.812 96.051 288.616 1.00150.37 ATOM 103 CA ASP Q 103 120.212 97.476 289.506 1.00165.33 ATOM 104 CA TYR Q 104 123.716 96.032 289.574 1.00166.58 ATOM 105 CA TRP Q 105 126.306 98.822 289.091 1.00165.18 ATOM 106 CA GLY Q 106 129.076 96.682 287.656 1.00164.61 ATOM 107 CA GLN Q 107 131.811 99.018 288.874 1.00165.60 ATOM 108 CA GLY Q 108 133.792 96.141 290.395 1.00151.20 ATOM 109 CA THR Q 109 134.537 97.678 293.818 1.00160.09 ATOM 110 CA THR Q 110 132.789 95.028 295.898 1.00159.63 ATOM 111 CA LEU Q 111 132.809 94.655 299.687 1.00155.19 ATOM 112 CA THR Q 112 135.073 91.714 300.559 1.00165.83 ATOM 113 CA VAL Q 113 135.019 90.361 304.122 1.00179.16 ATOM 114 CA SER Q 114 138.324 88.885 305.294 1.00180.22 ATOM 115 CA SER Q 115 139.526 87.380 308.575 1.00187.51 TER