HEADER VIRUS/IMMUNE SYSTEM 31-DEC-69 7CW3 TITLE Cryo-EM structure of Chikungunya virus in complex with mAb CHK-263 TITLE 2 IgG (subregion around icosahedral 2-fold vertex) COMPND MOL_ID: 3; COMPND 2 MOLECULE: Fab heavy chain; COMPND 3 CHAIN: q, k, m, o; EXPDTA ELECTRON MICROSCOPY DBREF 7CW3 m 1 216 PDB 7CW3 7CW3 1 216 SEQRES 1 m 115 VAL GLN LEU GLN GLN SER GLY ALA GLU LEU VAL LYS PRO SEQRES 2 m 115 GLY ALA SER VAL LYS ILE SER CYS LYS ALA SER GLY TYR SEQRES 3 m 115 ALA PHE SER SER TYR TRP MET ASN TRP VAL LYS GLN ARG SEQRES 4 m 115 PRO GLY LYS GLY LEU GLU TRP ILE GLY GLN ILE TYR PRO SEQRES 5 m 115 GLY ASP GLY ASP THR ASN TYR ASN GLY LYS PHE LYS GLY SEQRES 6 m 115 LYS ALA THR LEU THR ALA ASP LYS SER SER SER THR ALA SEQRES 7 m 115 TYR MET GLN LEU SER SER LEU THR SER GLU ASP SER ALA SEQRES 8 m 115 VAL TYR PHE CYS ALA ARG GLY GLY LEU THR ILE ASP TYR SEQRES 9 m 115 TRP GLY GLN GLY THR THR LEU THR VAL SER SER ATOM 1 CA VAL m 1 -28.526 44.055 47.197 1.00141.65 ATOM 2 CA GLN m 2 -31.589 46.284 47.001 1.00133.67 ATOM 3 CA LEU m 3 -33.334 45.198 50.208 1.00137.20 ATOM 4 CA GLN m 4 -31.205 43.754 52.973 1.00143.79 ATOM 5 CA GLN m 5 -31.659 40.821 55.301 1.00145.26 ATOM 6 CA SER m 6 -33.928 40.268 58.295 1.00141.49 ATOM 7 CA GLY m 7 -31.784 38.645 60.960 1.00138.72 ATOM 8 CA ALA m 8 -31.386 35.365 62.825 1.00134.42 ATOM 9 CA GLU m 9 -34.117 33.028 64.070 1.00135.58 ATOM 10 CA LEU m 10 -33.601 30.110 66.458 1.00129.17 ATOM 11 CA VAL m 11 -36.041 28.998 69.161 1.00134.45 ATOM 12 CA LYS m 12 -37.623 26.001 71.046 1.00140.46 ATOM 13 CA PRO m 13 -40.975 24.724 69.623 1.00140.98 ATOM 14 CA GLY m 14 -44.289 26.399 70.309 1.00138.14 ATOM 15 CA ALA m 15 -44.793 30.114 69.746 1.00141.59 ATOM 16 CA SER m 16 -43.486 32.492 67.094 1.00146.74 ATOM 17 CA VAL m 17 -41.261 35.506 66.498 1.00145.48 ATOM 18 CA LYS m 18 -41.688 38.228 63.858 1.00139.94 ATOM 19 CA ILE m 19 -38.658 38.740 61.600 1.00136.22 ATOM 20 CA SER m 20 -38.333 41.541 59.090 1.00136.11 ATOM 21 CA CYS m 21 -36.217 42.325 56.072 1.00135.87 ATOM 22 CA LYS m 22 -35.547 46.012 55.779 1.00132.45 ATOM 23 CA ALA m 23 -37.324 46.091 52.447 1.00128.93 ATOM 24 CA SER m 24 -35.306 48.993 51.102 1.00129.68 ATOM 25 CA GLY m 25 -36.545 49.002 47.519 1.00125.93 ATOM 26 CA TYR m 26 -35.672 52.085 45.524 1.00119.44 ATOM 27 CA ALA m 27 -39.108 53.544 46.243 1.00116.36 ATOM 28 CA PHE m 28 -40.672 51.670 49.119 1.00125.11 ATOM 29 CA SER m 29 -44.439 52.028 48.549 1.00119.21 ATOM 30 CA SER m 30 -44.027 50.012 45.342 1.00108.43 ATOM 31 CA TYR m 31 -42.669 46.579 45.806 1.00104.39 ATOM 32 CA TRP m 32 -44.298 43.309 46.341 1.00104.41 ATOM 33 CA MET m 33 -41.459 42.299 48.548 1.00120.01 ATOM 34 CA ASN m 34 -42.615 38.762 48.899 1.00126.15 ATOM 35 CA TRP m 35 -42.419 36.212 51.683 1.00129.27 ATOM 36 CA VAL m 36 -42.283 32.507 51.066 1.00130.97 ATOM 37 CA LYS m 37 -41.802 29.091 52.713 1.00129.14 ATOM 38 CA GLN m 38 -39.333 26.457 51.483 1.00136.27 ATOM 39 CA ARG m 39 -38.165 23.181 52.864 1.00138.43 ATOM 40 CA PRO m 40 -35.018 22.175 50.919 1.00136.19 ATOM 41 CA GLY m 41 -36.309 19.253 48.884 1.00146.45 ATOM 42 CA LYS m 42 -39.807 20.659 48.364 1.00145.32 ATOM 43 CA GLY m 43 -39.709 23.560 45.948 1.00136.43 ATOM 44 CA LEU m 44 -41.411 26.544 47.579 1.00124.60 ATOM 45 CA GLU m 45 -44.641 27.552 49.254 1.00117.89 ATOM 46 CA TRP m 46 -45.397 31.210 48.802 1.00108.10 ATOM 47 CA ILE m 47 -46.710 32.542 52.103 1.00113.59 ATOM 48 CA GLY m 48 -47.757 36.118 51.483 1.00115.53 ATOM 49 CA GLN m 49 -46.688 39.616 50.680 1.00112.04 ATOM 50 CA ILE m 50 -47.570 42.874 52.183 1.00114.01 ATOM 51 CA TYR m 51 -48.190 45.601 49.737 1.00114.82 ATOM 52 CA PRO m 52 -46.821 48.804 51.376 1.00116.19 ATOM 53 CA GLY m 53 -49.735 51.038 50.427 1.00122.25 ATOM 54 CA ASP m 54 -53.027 50.224 52.070 1.00132.23 ATOM 55 CA GLY m 55 -51.420 47.069 53.495 1.00127.17 ATOM 56 CA ASP m 56 -52.432 44.303 51.134 1.00118.46 ATOM 57 CA THR m 57 -51.767 40.594 51.401 1.00108.84 ATOM 58 CA ASN m 58 -52.401 37.717 49.033 1.00103.08 ATOM 59 CA TYR m 59 -51.898 34.216 50.384 1.00108.29 ATOM 60 CA ASN m 60 -51.724 30.535 49.466 1.00108.89 ATOM 61 CA GLY m 61 -54.408 28.023 50.424 1.00112.90 ATOM 62 CA LYS m 62 -52.103 26.510 53.013 1.00112.31 ATOM 63 CA PHE m 63 -51.554 29.930 54.622 1.00111.75 ATOM 64 CA LYS m 64 -54.794 31.884 54.142 1.00115.87 ATOM 65 CA GLY m 65 -55.524 32.342 57.838 1.00118.87 ATOM 66 CA LYS m 66 -52.115 31.057 58.916 1.00118.73 ATOM 67 CA ALA m 67 -49.732 34.007 58.430 1.00123.41 ATOM 68 CA THR m 68 -49.093 37.420 59.963 1.00138.33 ATOM 69 CA LEU m 69 -47.832 40.287 57.782 1.00135.57 ATOM 70 CA THR m 70 -47.253 43.972 58.391 1.00135.04 ATOM 71 CA ALA m 71 -44.765 46.592 57.177 1.00133.60 ATOM 72 CA ASP m 72 -42.865 49.683 58.285 1.00136.76 ATOM 73 CA LYS m 73 -44.400 51.873 55.571 1.00132.70 ATOM 74 CA SER m 74 -42.126 54.825 56.266 1.00139.13 ATOM 75 CA SER m 75 -38.697 53.313 56.913 1.00135.70 ATOM 76 CA SER m 76 -38.768 50.541 54.281 1.00132.13 ATOM 77 CA THR m 77 -39.308 47.304 56.187 1.00132.75 ATOM 78 CA ALA m 78 -41.798 44.465 55.811 1.00132.26 ATOM 79 CA TYR m 79 -42.527 42.393 58.917 1.00137.07 ATOM 80 CA MET m 80 -43.039 38.652 58.772 1.00140.64 ATOM 81 CA GLN m 81 -44.586 36.162 61.175 1.00143.77 ATOM 82 CA LEU m 82 -45.959 32.656 60.824 1.00140.14 ATOM 83 CA SER m 83 -47.790 32.377 64.149 1.00139.16 ATOM 84 CA SER m 84 -46.873 29.388 66.346 1.00139.08 ATOM 85 CA LEU m 85 -43.412 28.714 64.922 1.00138.17 ATOM 86 CA THR m 86 -42.556 25.030 65.337 1.00141.94 ATOM 87 CA SER m 87 -40.333 22.586 63.467 1.00144.18 ATOM 88 CA GLU m 88 -43.088 22.159 60.854 1.00146.94 ATOM 89 CA ASP m 89 -42.800 25.831 59.886 1.00142.55 ATOM 90 CA SER m 90 -39.028 25.757 60.326 1.00141.95 ATOM 91 CA ALA m 91 -38.376 27.039 56.809 1.00137.49 ATOM 92 CA VAL m 92 -36.744 29.966 55.033 1.00138.81 ATOM 93 CA TYR m 93 -38.969 33.019 55.343 1.00136.78 ATOM 94 CA PHE m 94 -37.279 35.919 53.654 1.00139.12 ATOM 95 CA CYS m 95 -37.641 38.675 51.223 1.00135.86 ATOM 96 CA ALA m 96 -36.083 39.936 47.993 1.00133.93 ATOM 97 CA ARG m 97 -37.101 41.707 44.789 1.00123.50 ATOM 98 CA GLY m 98 -35.943 39.955 41.639 1.00124.34 ATOM 99 CA GLY m 99 -38.497 37.171 41.714 1.00125.73 ATOM 100 CA LEU m 100 -42.099 37.189 40.490 1.00121.55 ATOM 101 CA THR m 101 -44.719 37.236 43.341 1.00126.97 ATOM 102 CA ILE m 102 -42.090 35.134 45.140 1.00132.72 ATOM 103 CA ASP m 103 -39.061 36.604 46.850 1.00139.51 ATOM 104 CA TYR m 104 -36.926 34.143 48.637 1.00150.25 ATOM 105 CA TRP m 105 -33.592 35.739 49.700 1.00152.63 ATOM 106 CA GLY m 106 -32.118 32.601 51.154 1.00157.47 ATOM 107 CA GLN m 107 -30.590 33.541 54.499 1.00155.64 ATOM 108 CA GLY m 108 -31.950 30.359 56.060 1.00156.27 ATOM 109 CA THR m 109 -32.631 31.075 59.749 1.00152.35 ATOM 110 CA THR m 110 -35.098 28.284 60.536 1.00143.36 ATOM 111 CA LEU m 111 -36.128 26.618 63.782 1.00141.50 ATOM 112 CA THR m 112 -33.679 24.008 65.043 1.00148.05 ATOM 113 CA VAL m 113 -35.086 22.936 68.414 1.00149.82 ATOM 114 CA SER m 114 -32.844 21.107 70.838 1.00158.42 ATOM 115 CA SER m 115 -31.874 19.633 74.208 1.00158.70 TER