HEADER IMMUNE SYSTEM/VIRUS 31-DEC-69 7CVY TITLE Cryo-EM structure of Chikungunya virus in complex with Fab fragments TITLE 2 of mAb CHK-124 COMPND MOL_ID: 1; COMPND 2 MOLECULE: Fab heavy chain; COMPND 3 CHAIN: D, S, I, N; COMPND 4 FRAGMENT: ; EXPDTA ELECTRON MICROSCOPY DBREF 7CVY D 1 220 PDB 7CVY 7CVY 1 220 SEQRES 1 D 100 ALA LYS THR THR ALA PRO SER VAL TYR PRO LEU ALA PRO SEQRES 2 D 100 VAL CYS GLY GLY THR THR GLY SER SER VAL THR LEU GLY SEQRES 3 D 100 CYS LEU VAL LYS GLY TYR PHE PRO GLU PRO VAL THR LEU SEQRES 4 D 100 THR TRP ASN SER GLY SER LEU SER SER GLY VAL HIS THR SEQRES 5 D 100 PHE PRO ALA LEU LEU GLN SER GLY LEU TYR THR LEU SER SEQRES 6 D 100 SER SER VAL THR VAL THR SER ASN THR TRP PRO SER GLN SEQRES 7 D 100 THR ILE THR CYS ASN VAL ALA HIS PRO ALA SER SER THR SEQRES 8 D 100 LYS VAL ASP LYS LYS ILE GLU SER ARG ATOM 1 CA ALA D 120 86.585 -54.692 349.674 1.00294.33 ATOM 2 CA LYS D 121 83.381 -56.731 349.844 1.00289.10 ATOM 3 CA THR D 122 79.885 -55.475 350.671 1.00295.75 ATOM 4 CA THR D 123 80.818 -53.950 354.027 1.00289.66 ATOM 5 CA ALA D 124 77.832 -53.701 356.346 1.00281.62 ATOM 6 CA PRO D 125 77.601 -50.351 358.176 1.00272.34 ATOM 7 CA SER D 126 79.268 -50.283 361.592 1.00271.28 ATOM 8 CA VAL D 127 77.703 -48.242 364.401 1.00246.92 ATOM 9 CA TYR D 128 80.204 -47.228 367.087 1.00252.04 ATOM 10 CA PRO D 129 78.747 -45.426 370.131 1.00246.91 ATOM 11 CA LEU D 130 80.551 -42.628 371.971 1.00230.75 ATOM 12 CA ALA D 131 79.920 -43.265 375.666 1.00238.67 ATOM 13 CA PRO D 132 80.890 -40.377 377.977 1.00266.27 ATOM 14 CA VAL D 133 83.356 -41.059 380.762 1.00274.94 ATOM 15 CA CYS D 134 81.928 -41.962 384.163 1.00292.99 ATOM 16 CA GLY D 135 83.684 -39.034 385.858 1.00275.86 ATOM 17 CA GLY D 136 82.913 -35.413 385.121 1.00271.67 ATOM 18 CA THR D 137 80.741 -34.777 382.057 1.00278.95 ATOM 19 CA THR D 138 78.641 -32.072 383.708 1.00315.03 ATOM 20 CA GLY D 139 76.483 -29.689 381.698 1.00316.18 ATOM 21 CA SER D 140 72.981 -28.592 380.824 1.00322.53 ATOM 22 CA SER D 141 72.794 -31.491 378.344 1.00322.87 ATOM 23 CA VAL D 142 74.874 -34.369 376.975 1.00303.03 ATOM 24 CA THR D 143 76.200 -34.882 373.441 1.00270.42 ATOM 25 CA LEU D 144 76.416 -38.389 371.970 1.00245.13 ATOM 26 CA GLY D 145 77.779 -39.631 368.665 1.00236.03 ATOM 27 CA CYS D 146 77.798 -42.299 365.973 1.00243.70 ATOM 28 CA LEU D 147 80.955 -43.499 364.209 1.00242.70 ATOM 29 CA VAL D 148 80.965 -45.473 360.941 1.00246.58 ATOM 30 CA LYS D 149 84.475 -46.348 359.736 1.00224.49 ATOM 31 CA GLY D 150 85.663 -48.468 356.824 1.00231.06 ATOM 32 CA TYR D 151 82.506 -49.182 354.837 1.00263.16 ATOM 33 CA PHE D 152 81.004 -49.282 351.316 1.00288.41 ATOM 34 CA PRO D 153 80.826 -46.295 348.909 1.00296.34 ATOM 35 CA GLU D 154 78.195 -43.578 348.618 1.00305.14 ATOM 36 CA PRO D 155 74.931 -45.518 349.303 1.00296.16 ATOM 37 CA VAL D 156 75.104 -44.940 353.070 1.00286.14 ATOM 38 CA THR D 157 72.553 -43.032 355.160 1.00271.28 ATOM 39 CA LEU D 158 72.867 -40.815 358.242 1.00244.72 ATOM 40 CA THR D 159 69.632 -40.446 360.228 1.00256.20 ATOM 41 CA TRP D 160 68.901 -40.200 363.955 1.00252.62 ATOM 42 CA ASN D 161 65.811 -41.951 365.356 1.00261.37 ATOM 43 CA SER D 162 64.523 -42.322 361.777 1.00278.42 ATOM 44 CA GLY D 163 64.710 -38.539 361.403 1.00266.99 ATOM 45 CA SER D 164 62.388 -37.811 364.335 1.00258.50 ATOM 46 CA LEU D 165 65.181 -36.279 366.466 1.00256.16 ATOM 47 CA SER D 166 67.149 -33.391 364.948 1.00258.89 ATOM 48 CA SER D 167 67.834 -31.334 368.097 1.00259.11 ATOM 49 CA GLY D 168 71.534 -30.572 368.430 1.00250.78 ATOM 50 CA VAL D 169 72.312 -33.009 365.607 1.00239.18 ATOM 51 CA HIS D 170 75.362 -32.222 363.467 1.00212.26 ATOM 52 CA THR D 171 75.752 -34.113 360.186 1.00199.82 ATOM 53 CA PHE D 172 79.387 -34.898 359.387 1.00216.78 ATOM 54 CA PRO D 173 79.960 -35.558 355.659 1.00222.40 ATOM 55 CA ALA D 174 81.403 -38.923 354.683 1.00222.44 ATOM 56 CA LEU D 175 85.190 -39.158 354.474 1.00218.93 ATOM 57 CA LEU D 176 87.654 -41.362 352.598 1.00233.58 ATOM 58 CA GLN D 177 90.569 -42.790 354.580 1.00232.75 ATOM 59 CA SER D 178 92.975 -45.662 353.842 1.00236.86 ATOM 60 CA GLY D 179 90.952 -46.666 350.788 1.00238.48 ATOM 61 CA LEU D 180 87.703 -47.080 352.744 1.00234.27 ATOM 62 CA TYR D 181 84.992 -44.555 353.511 1.00246.34 ATOM 63 CA THR D 182 84.681 -43.077 357.007 1.00250.80 ATOM 64 CA LEU D 183 81.564 -41.501 358.523 1.00252.74 ATOM 65 CA SER D 184 80.680 -39.925 361.851 1.00248.71 ATOM 66 CA SER D 185 77.416 -38.687 363.339 1.00237.66 ATOM 67 CA SER D 186 76.491 -36.839 366.524 1.00246.68 ATOM 68 CA VAL D 187 73.267 -36.414 368.487 1.00253.52 ATOM 69 CA THR D 188 72.515 -34.083 371.404 1.00269.42 ATOM 70 CA VAL D 189 70.075 -35.438 373.996 1.00288.39 ATOM 71 CA THR D 190 68.991 -34.664 377.543 1.00298.74 ATOM 72 CA SER D 191 70.423 -36.332 380.647 1.00283.12 ATOM 73 CA ASN D 192 67.478 -38.778 380.731 1.00279.34 ATOM 74 CA THR D 193 68.454 -40.369 377.391 1.00302.34 ATOM 75 CA TRP D 194 71.525 -42.027 378.976 1.00292.95 ATOM 76 CA PRO D 195 71.238 -45.775 379.536 1.00298.80 ATOM 77 CA SER D 196 67.804 -45.543 381.148 1.00293.64 ATOM 78 CA GLN D 197 66.722 -44.880 377.556 1.00294.63 ATOM 79 CA THR D 198 67.911 -46.132 374.161 1.00280.58 ATOM 80 CA ILE D 199 69.795 -44.091 371.555 1.00266.23 ATOM 81 CA THR D 200 69.499 -45.531 368.045 1.00256.50 ATOM 82 CA CYS D 201 71.787 -44.636 365.129 1.00241.60 ATOM 83 CA ASN D 202 69.958 -45.488 361.894 1.00244.49 ATOM 84 CA VAL D 203 72.422 -46.235 359.084 1.00248.67 ATOM 85 CA ALA D 204 70.914 -47.886 356.002 1.00273.93 ATOM 86 CA HIS D 205 73.012 -49.527 353.276 1.00298.99 ATOM 87 CA PRO D 206 70.990 -50.151 350.083 1.00304.41 ATOM 88 CA ALA D 207 73.626 -52.467 348.590 1.00294.58 ATOM 89 CA SER D 208 73.114 -54.796 351.580 1.00307.15 ATOM 90 CA SER D 209 69.901 -53.535 353.275 1.00317.86 ATOM 91 CA THR D 210 71.728 -53.832 356.605 1.00276.86 ATOM 92 CA LYS D 211 70.583 -51.661 359.519 1.00251.35 ATOM 93 CA VAL D 212 72.669 -51.638 362.707 1.00248.71 ATOM 94 CA ASP D 213 70.938 -50.161 365.763 1.00261.27 ATOM 95 CA LYS D 214 73.625 -49.982 368.461 1.00248.92 ATOM 96 CA LYS D 215 72.496 -48.495 371.765 1.00274.53 ATOM 97 CA ILE D 216 75.089 -46.428 373.613 1.00260.88 ATOM 98 CA GLU D 217 76.744 -48.989 375.882 1.00273.79 ATOM 99 CA SER D 218 79.066 -48.362 378.806 1.00281.55 ATOM 100 CA ARG D 219 82.579 -49.789 378.902 1.00273.59 TER