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: 5; COMPND 2 MOLECULE: Fab light chain; COMPND 3 CHAIN: P, R; EXPDTA ELECTRON MICROSCOPY DBREF 7CVZ P 1 213 PDB 7CVZ 7CVZ 1 213 SEQRES 1 P 107 ASP ILE VAL LEU THR GLN SER PRO ALA THR LEU SER VAL SEQRES 2 P 107 THR PRO GLY ASP SER VAL SER LEU SER CYS ARG ALA SER SEQRES 3 P 107 GLN SER ILE SER ASP ASN LEU HIS TRP TYR GLN GLN LYS SEQRES 4 P 107 SER HIS GLU SER PRO GLY LEU LEU ILE LYS TYR ALA SER SEQRES 5 P 107 GLN SER ILE SER GLY ILE PRO SER ARG PHE SER GLY SER SEQRES 6 P 107 GLY SER GLY THR ASP PHE THR LEU SER ILE ASN SER VAL SEQRES 7 P 107 GLU THR GLU ASP PHE GLY MET TYR PHE CYS GLN GLN SER SEQRES 8 P 107 ASN SER TRP PRO TYR THR PHE GLY GLY GLY THR LYS LEU SEQRES 9 P 107 GLU ILE LYS ATOM 1 CA ASP P 1 24.698 56.339 321.317 1.00 99.69 ATOM 2 CA ILE P 2 23.607 54.138 318.398 1.00100.97 ATOM 3 CA VAL P 3 20.364 52.141 318.374 1.00101.65 ATOM 4 CA LEU P 4 20.901 48.726 316.760 1.00112.53 ATOM 5 CA THR P 5 17.449 47.619 315.676 1.00119.12 ATOM 6 CA GLN P 6 17.198 44.221 314.009 1.00119.28 ATOM 7 CA SER P 7 14.699 41.734 312.653 1.00120.75 ATOM 8 CA PRO P 8 12.032 41.341 315.362 1.00132.04 ATOM 9 CA ALA P 9 13.534 38.093 316.715 1.00125.02 ATOM 10 CA THR P 10 10.714 36.154 314.983 1.00130.74 ATOM 11 CA LEU P 11 12.123 33.897 312.256 1.00141.43 ATOM 12 CA SER P 12 11.603 30.331 311.066 1.00153.94 ATOM 13 CA VAL P 13 13.342 28.333 308.342 1.00146.85 ATOM 14 CA THR P 14 13.200 24.878 306.793 1.00144.98 ATOM 15 CA PRO P 15 16.526 23.059 307.335 1.00144.05 ATOM 16 CA GLY P 16 18.787 22.996 304.302 1.00145.72 ATOM 17 CA ASP P 17 17.704 26.399 302.967 1.00145.78 ATOM 18 CA SER P 18 18.558 30.116 302.948 1.00131.41 ATOM 19 CA VAL P 19 17.681 32.745 305.564 1.00128.67 ATOM 20 CA SER P 20 18.308 36.488 305.830 1.00116.04 ATOM 21 CA LEU P 21 19.098 38.767 308.779 1.00112.19 ATOM 22 CA SER P 22 19.138 42.520 309.354 1.00106.52 ATOM 23 CA CYS P 23 20.658 45.233 311.528 1.00115.74 ATOM 24 CA ARG P 24 20.162 48.998 311.525 1.00111.09 ATOM 25 CA ALA P 25 21.624 52.097 313.150 1.00 99.01 ATOM 26 CA SER P 26 20.906 55.768 313.800 1.00 92.94 ATOM 27 CA GLN P 27 24.354 57.186 313.000 1.00 85.20 ATOM 28 CA SER P 28 25.464 55.200 309.959 1.00 83.82 ATOM 29 CA ILE P 29 28.868 53.588 310.493 1.00 93.71 ATOM 30 CA SER P 30 29.212 51.120 307.583 1.00 95.45 ATOM 31 CA ASP P 31 32.580 49.888 308.868 1.00101.89 ATOM 32 CA ASN P 32 32.697 48.350 312.363 1.00107.75 ATOM 33 CA LEU P 33 30.156 45.570 312.764 1.00104.89 ATOM 34 CA HIS P 34 30.109 41.779 312.717 1.00103.92 ATOM 35 CA TRP P 35 27.765 38.792 312.902 1.00108.12 ATOM 36 CA TYR P 36 27.810 36.172 315.641 1.00121.31 ATOM 37 CA GLN P 37 26.250 32.747 316.232 1.00121.22 ATOM 38 CA GLN P 38 25.358 32.034 319.868 1.00116.42 ATOM 39 CA LYS P 39 23.249 29.135 321.104 1.00120.91 ATOM 40 CA SER P 40 21.624 28.858 324.532 1.00116.31 ATOM 41 CA HIS P 41 24.313 29.838 327.073 1.00123.17 ATOM 42 CA GLU P 42 27.319 29.486 324.762 1.00121.97 ATOM 43 CA SER P 43 29.920 31.837 323.332 1.00133.37 ATOM 44 CA PRO P 44 28.899 33.528 320.060 1.00121.66 ATOM 45 CA GLY P 45 30.950 32.361 317.092 1.00116.91 ATOM 46 CA LEU P 46 32.370 35.000 314.772 1.00118.02 ATOM 47 CA LEU P 47 30.477 34.558 311.499 1.00117.01 ATOM 48 CA ILE P 48 31.208 37.595 309.300 1.00105.34 ATOM 49 CA LYS P 49 33.541 40.462 310.176 1.00101.59 ATOM 50 CA TYR P 50 33.234 44.001 308.788 1.00 96.01 ATOM 51 CA ALA P 51 29.792 42.952 307.430 1.00 98.70 ATOM 52 CA SER P 52 31.331 41.196 304.394 1.00100.71 ATOM 53 CA GLN P 53 34.485 39.316 305.488 1.00102.29 ATOM 54 CA SER P 54 34.622 35.723 306.729 1.00130.89 ATOM 55 CA ILE P 55 37.313 33.837 308.648 1.00130.80 ATOM 56 CA SER P 56 38.727 30.341 308.182 1.00132.79 ATOM 57 CA GLY P 57 37.203 27.445 310.120 1.00131.44 ATOM 58 CA ILE P 58 33.748 29.037 310.061 1.00120.80 ATOM 59 CA PRO P 59 31.560 27.273 307.457 1.00124.14 ATOM 60 CA SER P 60 31.450 28.907 304.029 1.00125.51 ATOM 61 CA ARG P 61 27.633 28.884 304.168 1.00128.64 ATOM 62 CA PHE P 62 27.775 32.168 306.114 1.00119.27 ATOM 63 CA SER P 63 27.995 35.131 303.727 1.00112.21 ATOM 64 CA GLY P 64 27.983 38.786 304.766 1.00108.50 ATOM 65 CA SER P 65 26.965 41.765 302.647 1.00110.31 ATOM 66 CA GLY P 66 25.510 45.260 302.918 1.00108.95 ATOM 67 CA SER P 67 26.870 48.407 304.556 1.00 98.22 ATOM 68 CA GLY P 68 25.766 51.777 305.898 1.00 91.93 ATOM 69 CA THR P 69 22.431 51.365 307.670 1.00 93.18 ATOM 70 CA ASP P 70 21.071 48.156 306.102 1.00102.36 ATOM 71 CA PHE P 71 23.008 44.923 306.626 1.00105.27 ATOM 72 CA THR P 72 22.189 41.499 305.182 1.00115.67 ATOM 73 CA LEU P 73 23.427 38.169 306.557 1.00114.55 ATOM 74 CA SER P 74 22.258 35.691 303.916 1.00134.19 ATOM 75 CA ILE P 75 23.320 32.057 304.296 1.00136.68 ATOM 76 CA ASN P 76 22.516 28.835 302.438 1.00142.21 ATOM 77 CA SER P 77 21.785 25.251 303.520 1.00145.53 ATOM 78 CA VAL P 78 20.795 26.065 307.091 1.00146.56 ATOM 79 CA GLU P 79 21.362 23.243 309.582 1.00143.61 ATOM 80 CA THR P 80 20.033 22.363 313.028 1.00143.75 ATOM 81 CA GLU P 81 23.280 23.222 314.836 1.00142.32 ATOM 82 CA ASP P 82 23.125 26.743 313.361 1.00139.67 ATOM 83 CA PHE P 83 19.956 27.598 315.314 1.00135.44 ATOM 84 CA GLY P 84 20.657 30.171 318.003 1.00125.51 ATOM 85 CA MET P 85 20.940 33.814 318.935 1.00125.39 ATOM 86 CA TYR P 86 22.434 36.149 316.326 1.00124.24 ATOM 87 CA PHE P 87 24.153 39.387 317.318 1.00120.92 ATOM 88 CA CYS P 88 25.683 42.410 315.587 1.00107.37 ATOM 89 CA GLN P 89 27.873 44.946 317.390 1.00113.37 ATOM 90 CA GLN P 90 28.809 48.553 316.613 1.00112.40 ATOM 91 CA SER P 91 32.413 49.517 317.405 1.00112.17 ATOM 92 CA ASN P 92 32.931 52.807 315.561 1.00101.79 ATOM 93 CA SER P 93 33.318 55.167 318.538 1.00102.12 ATOM 94 CA TRP P 94 33.186 53.884 322.137 1.00 98.19 ATOM 95 CA PRO P 95 30.693 51.011 321.562 1.00 93.12 ATOM 96 CA TYR P 96 27.359 51.958 323.134 1.00104.33 ATOM 97 CA THR P 97 24.813 49.213 322.405 1.00109.51 ATOM 98 CA PHE P 98 24.880 45.644 321.132 1.00114.55 ATOM 99 CA GLY P 99 22.551 43.801 318.774 1.00113.01 ATOM 100 CA GLY P 100 18.917 43.235 319.629 1.00117.45 ATOM 101 CA GLY P 101 19.119 39.457 319.291 1.00128.11 ATOM 102 CA THR P 102 17.216 37.191 316.905 1.00128.58 ATOM 103 CA LYS P 103 15.897 33.632 316.941 1.00125.48 ATOM 104 CA LEU P 104 14.555 31.111 314.454 1.00137.59 ATOM 105 CA GLU P 105 13.100 27.606 314.437 1.00146.62 ATOM 106 CA ILE P 106 12.067 24.901 311.983 1.00154.33 ATOM 107 CA LYS P 107 9.490 25.816 309.329 1.00158.95 TER