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 o 1 216 PDB 7CW3 7CW3 1 216 SEQRES 1 o 115 VAL GLN LEU GLN GLN SER GLY ALA GLU LEU VAL LYS PRO SEQRES 2 o 115 GLY ALA SER VAL LYS ILE SER CYS LYS ALA SER GLY TYR SEQRES 3 o 115 ALA PHE SER SER TYR TRP MET ASN TRP VAL LYS GLN ARG SEQRES 4 o 115 PRO GLY LYS GLY LEU GLU TRP ILE GLY GLN ILE TYR PRO SEQRES 5 o 115 GLY ASP GLY ASP THR ASN TYR ASN GLY LYS PHE LYS GLY SEQRES 6 o 115 LYS ALA THR LEU THR ALA ASP LYS SER SER SER THR ALA SEQRES 7 o 115 TYR MET GLN LEU SER SER LEU THR SER GLU ASP SER ALA SEQRES 8 o 115 VAL TYR PHE CYS ALA ARG GLY GLY LEU THR ILE ASP TYR SEQRES 9 o 115 TRP GLY GLN GLY THR THR LEU THR VAL SER SER ATOM 1 CA VAL o 1 -36.573 -14.048 49.443 1.00141.65 ATOM 2 CA GLN o 2 -40.178 -15.226 49.497 1.00133.67 ATOM 3 CA LEU o 3 -39.997 -17.589 52.479 1.00137.20 ATOM 4 CA GLN o 4 -37.308 -16.971 55.058 1.00143.79 ATOM 5 CA GLN o 5 -34.976 -19.264 56.939 1.00145.26 ATOM 6 CA SER o 6 -35.553 -21.723 59.774 1.00141.49 ATOM 7 CA GLY o 7 -32.721 -21.187 62.229 1.00138.72 ATOM 8 CA ALA o 8 -29.658 -22.943 63.620 1.00134.42 ATOM 9 CA GLU o 9 -29.248 -26.629 64.462 1.00135.58 ATOM 10 CA LEU o 10 -26.354 -28.132 66.425 1.00129.17 ATOM 11 CA VAL o 11 -26.611 -31.022 68.891 1.00134.45 ATOM 12 CA LYS o 12 -24.932 -34.222 70.298 1.00140.46 ATOM 13 CA PRO o 13 -26.010 -37.534 68.636 1.00140.98 ATOM 14 CA GLY o 14 -29.226 -39.324 69.480 1.00138.14 ATOM 15 CA ALA o 15 -32.567 -37.534 69.436 1.00141.59 ATOM 16 CA SER o 16 -33.988 -34.837 67.176 1.00146.74 ATOM 17 CA VAL o 17 -35.172 -31.236 67.060 1.00145.48 ATOM 18 CA LYS o 18 -37.881 -29.748 64.823 1.00139.94 ATOM 19 CA ILE o 19 -36.752 -26.770 62.726 1.00136.22 ATOM 20 CA SER o 20 -39.072 -24.640 60.644 1.00136.11 ATOM 21 CA CYS o 21 -38.773 -22.170 57.814 1.00135.87 ATOM 22 CA LYS o 22 -41.378 -19.472 58.060 1.00132.45 ATOM 23 CA ALA o 23 -42.821 -20.534 54.735 1.00128.93 ATOM 24 CA SER o 24 -44.113 -17.089 53.857 1.00129.68 ATOM 25 CA GLY o 25 -45.211 -17.730 50.286 1.00125.93 ATOM 26 CA TYR o 26 -47.384 -15.045 48.765 1.00119.44 ATOM 27 CA ALA o 27 -50.495 -17.062 49.608 1.00116.36 ATOM 28 CA PHE o 28 -49.608 -19.698 52.155 1.00125.11 ATOM 29 CA SER o 29 -52.157 -22.489 51.561 1.00119.21 ATOM 30 CA SER o 30 -50.621 -22.997 48.111 1.00108.43 ATOM 31 CA TYR o 31 -47.017 -23.921 48.115 1.00104.39 ATOM 32 CA TRP o 32 -45.284 -27.181 48.147 1.00104.41 ATOM 33 CA MET o 33 -42.585 -25.682 50.250 1.00120.01 ATOM 34 CA ASN o 34 -40.380 -28.694 50.073 1.00126.15 ATOM 35 CA TRP o 35 -37.929 -30.284 52.472 1.00129.27 ATOM 36 CA VAL o 36 -34.931 -32.248 51.341 1.00130.97 ATOM 37 CA LYS o 37 -31.732 -33.993 52.499 1.00129.14 ATOM 38 CA GLN o 38 -28.295 -33.387 50.964 1.00136.27 ATOM 39 CA ARG o 39 -24.834 -34.467 51.892 1.00138.43 ATOM 40 CA PRO o 40 -22.382 -32.300 49.894 1.00136.19 ATOM 41 CA GLY o 41 -20.993 -34.828 47.439 1.00146.45 ATOM 42 CA LYS o 42 -24.224 -36.802 47.047 1.00145.32 ATOM 43 CA GLY o 43 -26.747 -34.808 45.067 1.00136.43 ATOM 44 CA LEU o 44 -29.978 -34.630 47.066 1.00124.60 ATOM 45 CA GLU o 45 -32.507 -36.836 48.796 1.00117.89 ATOM 46 CA TRP o 46 -35.939 -35.295 48.849 1.00108.10 ATOM 47 CA ILE o 47 -37.442 -35.921 52.276 1.00113.59 ATOM 48 CA GLY o 48 -40.995 -34.647 52.145 1.00115.53 ATOM 49 CA GLN o 49 -43.267 -31.683 51.867 1.00112.04 ATOM 50 CA ILE o 50 -46.252 -30.670 53.796 1.00114.01 ATOM 51 CA TYR o 51 -49.058 -29.356 51.747 1.00114.82 ATOM 52 CA PRO o 52 -50.667 -26.562 53.851 1.00116.19 ATOM 53 CA GLY o 53 -54.266 -27.542 53.164 1.00122.25 ATOM 54 CA ASP o 54 -55.369 -30.845 54.603 1.00132.23 ATOM 55 CA GLY o 55 -51.745 -31.504 55.603 1.00127.17 ATOM 56 CA ASP o 56 -50.352 -33.683 52.854 1.00118.46 ATOM 57 CA THR o 57 -46.951 -35.309 52.609 1.00108.84 ATOM 58 CA ASN o 58 -45.248 -37.245 49.844 1.00103.08 ATOM 59 CA TYR o 59 -41.999 -38.992 50.698 1.00108.29 ATOM 60 CA ASN o 60 -39.028 -40.881 49.273 1.00108.89 ATOM 61 CA GLY o 61 -38.478 -44.602 49.809 1.00112.90 ATOM 62 CA LYS o 62 -35.650 -43.864 52.207 1.00112.31 ATOM 63 CA PHE o 63 -37.916 -41.608 54.295 1.00111.75 ATOM 64 CA LYS o 64 -41.433 -43.061 54.025 1.00115.87 ATOM 65 CA GLY o 65 -41.850 -43.759 57.732 1.00118.87 ATOM 66 CA LYS o 66 -38.713 -41.843 58.692 1.00118.73 ATOM 67 CA ALA o 67 -39.743 -38.161 58.679 1.00123.41 ATOM 68 CA THR o 68 -41.959 -35.828 60.693 1.00138.33 ATOM 69 CA LEU o 69 -43.752 -32.935 58.966 1.00135.57 ATOM 70 CA THR o 70 -46.316 -30.401 60.102 1.00135.04 ATOM 71 CA ALA o 71 -47.093 -26.752 59.325 1.00133.60 ATOM 72 CA ASP o 72 -48.356 -23.540 60.900 1.00136.76 ATOM 73 CA LYS o 73 -51.294 -23.250 58.489 1.00132.70 ATOM 74 CA SER o 74 -52.268 -19.774 59.644 1.00139.13 ATOM 75 CA SER o 75 -48.981 -17.929 60.145 1.00135.70 ATOM 76 CA SER o 76 -47.059 -19.322 57.147 1.00132.13 ATOM 77 CA THR o 77 -44.576 -21.817 58.564 1.00132.75 ATOM 78 CA ALA o 78 -43.786 -25.435 57.737 1.00132.26 ATOM 79 CA TYR o 79 -42.228 -27.533 60.502 1.00137.07 ATOM 80 CA MET o 80 -39.532 -30.090 59.820 1.00140.64 ATOM 81 CA GLN o 81 -38.187 -33.020 61.812 1.00143.77 ATOM 82 CA LEU o 82 -36.205 -36.120 60.940 1.00140.14 ATOM 83 CA SER o 83 -36.712 -38.099 64.151 1.00139.16 ATOM 84 CA SER o 84 -33.547 -39.298 65.924 1.00139.08 ATOM 85 CA LEU o 85 -31.125 -36.738 64.494 1.00138.17 ATOM 86 CA THR o 86 -27.618 -38.210 64.404 1.00141.94 ATOM 87 CA SER o 87 -24.542 -37.630 62.255 1.00144.18 ATOM 88 CA GLU o 88 -26.076 -39.848 59.550 1.00146.94 ATOM 89 CA ASP o 89 -28.961 -37.400 59.116 1.00142.55 ATOM 90 CA SER o 90 -26.651 -34.428 59.623 1.00141.95 ATOM 91 CA ALA o 91 -27.660 -32.809 56.337 1.00137.49 ATOM 92 CA VAL o 92 -29.242 -29.619 55.029 1.00138.81 ATOM 93 CA TYR o 93 -32.968 -29.694 55.719 1.00136.78 ATOM 94 CA PHE o 94 -34.486 -26.483 54.493 1.00139.12 ATOM 95 CA CYS o 95 -37.164 -24.944 52.468 1.00135.86 ATOM 96 CA ALA o 96 -37.597 -22.630 49.484 1.00133.93 ATOM 97 CA ARG o 97 -39.944 -22.113 46.540 1.00123.50 ATOM 98 CA GLY o 98 -38.178 -21.870 43.200 1.00124.34 ATOM 99 CA GLY o 99 -37.424 -25.553 42.827 1.00125.73 ATOM 100 CA LEU o 100 -39.669 -28.340 41.539 1.00121.55 ATOM 101 CA THR o 101 -40.948 -30.723 44.310 1.00126.97 ATOM 102 CA ILE o 102 -37.536 -29.984 45.851 1.00132.72 ATOM 103 CA ASP o 103 -36.774 -26.851 47.817 1.00139.51 ATOM 104 CA TYR o 104 -33.362 -26.718 49.285 1.00150.25 ATOM 105 CA TRP o 105 -32.588 -23.201 50.635 1.00152.63 ATOM 106 CA GLY o 106 -29.052 -23.961 51.663 1.00157.47 ATOM 107 CA GLN o 107 -28.574 -22.514 55.139 1.00155.64 ATOM 108 CA GLY o 108 -26.650 -25.608 56.205 1.00156.27 ATOM 109 CA THR o 109 -27.248 -26.117 59.943 1.00152.35 ATOM 110 CA THR o 110 -26.364 -29.806 60.274 1.00143.36 ATOM 111 CA LEU o 111 -25.295 -31.926 63.229 1.00141.50 ATOM 112 CA THR o 112 -21.634 -31.572 64.161 1.00148.05 ATOM 113 CA VAL o 113 -21.250 -33.668 67.316 1.00149.82 ATOM 114 CA SER o 114 -18.220 -33.147 69.506 1.00158.42 ATOM 115 CA SER o 115 -16.123 -33.548 72.653 1.00158.70 TER