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 S 1 220 PDB 7CVY 7CVY 1 220 SEQRES 1 S 100 ALA LYS THR THR ALA PRO SER VAL TYR PRO LEU ALA PRO SEQRES 2 S 100 VAL CYS GLY GLY THR THR GLY SER SER VAL THR LEU GLY SEQRES 3 S 100 CYS LEU VAL LYS GLY TYR PHE PRO GLU PRO VAL THR LEU SEQRES 4 S 100 THR TRP ASN SER GLY SER LEU SER SER GLY VAL HIS THR SEQRES 5 S 100 PHE PRO ALA LEU LEU GLN SER GLY LEU TYR THR LEU SER SEQRES 6 S 100 SER SER VAL THR VAL THR SER ASN THR TRP PRO SER GLN SEQRES 7 S 100 THR ILE THR CYS ASN VAL ALA HIS PRO ALA SER SER THR SEQRES 8 S 100 LYS VAL ASP LYS LYS ILE GLU SER ARG ATOM 1 CA ALA S 120 95.715 41.087 348.323 1.00289.29 ATOM 2 CA LYS S 121 96.117 37.307 348.218 1.00291.17 ATOM 3 CA THR S 122 93.469 34.682 348.978 1.00314.57 ATOM 4 CA THR S 123 92.659 35.962 352.466 1.00307.21 ATOM 5 CA ALA S 124 91.201 33.245 354.666 1.00296.73 ATOM 6 CA PRO S 125 88.178 34.396 356.706 1.00289.64 ATOM 7 CA SER S 126 89.001 35.684 360.187 1.00286.60 ATOM 8 CA VAL S 127 86.593 34.996 363.057 1.00267.66 ATOM 9 CA TYR S 128 86.912 37.498 365.909 1.00274.04 ATOM 10 CA PRO S 129 84.776 36.785 369.003 1.00266.12 ATOM 11 CA LEU S 130 83.154 39.511 371.102 1.00261.27 ATOM 12 CA ALA S 131 83.595 38.413 374.715 1.00270.78 ATOM 13 CA PRO S 132 81.540 40.402 377.255 1.00289.65 ATOM 14 CA VAL S 133 83.363 42.114 380.090 1.00318.48 ATOM 15 CA CYS S 134 83.674 40.206 383.358 1.00304.45 ATOM 16 CA GLY S 135 81.909 42.957 385.320 1.00307.84 ATOM 17 CA GLY S 136 78.296 43.921 384.795 1.00290.24 ATOM 18 CA THR S 137 76.634 42.468 381.691 1.00290.76 ATOM 19 CA THR S 138 73.346 41.675 383.429 1.00310.20 ATOM 20 CA GLY S 139 70.171 40.938 381.493 1.00299.43 ATOM 21 CA SER S 140 67.593 38.351 380.546 1.00310.06 ATOM 22 CA SER S 141 70.000 37.070 377.871 1.00309.52 ATOM 23 CA VAL S 142 73.444 37.750 376.402 1.00325.77 ATOM 24 CA THR S 143 74.349 38.949 372.901 1.00282.10 ATOM 25 CA LEU S 144 77.520 37.690 371.208 1.00285.92 ATOM 26 CA GLY S 145 79.103 38.584 367.889 1.00257.44 ATOM 27 CA CYS S 146 81.387 37.604 365.027 1.00255.14 ATOM 28 CA LEU S 147 83.795 40.016 363.323 1.00267.48 ATOM 29 CA VAL S 148 85.429 39.374 359.933 1.00267.62 ATOM 30 CA LYS S 149 87.727 42.207 358.823 1.00266.55 ATOM 31 CA GLY S 150 90.032 42.529 355.829 1.00269.74 ATOM 32 CA TYR S 151 89.182 39.526 353.665 1.00284.38 ATOM 33 CA PHE S 152 88.457 38.379 350.084 1.00317.36 ATOM 34 CA PRO S 153 85.607 39.707 347.878 1.00308.41 ATOM 35 CA GLU S 154 81.993 38.576 347.658 1.00319.71 ATOM 36 CA PRO S 155 82.301 34.752 348.072 1.00322.23 ATOM 37 CA VAL S 156 82.016 34.906 351.872 1.00305.78 ATOM 38 CA THR S 157 79.259 33.327 353.975 1.00303.67 ATOM 39 CA LEU S 158 77.543 34.379 357.210 1.00288.35 ATOM 40 CA THR S 159 75.853 31.514 359.075 1.00292.98 ATOM 41 CA TRP S 160 75.460 30.716 362.776 1.00291.10 ATOM 42 CA ASN S 161 75.706 27.083 363.923 1.00322.23 ATOM 43 CA SER S 162 75.317 26.010 360.275 1.00337.45 ATOM 44 CA GLY S 163 72.002 27.878 360.164 1.00319.94 ATOM 45 CA SER S 164 70.436 25.924 363.037 1.00306.61 ATOM 46 CA LEU S 165 70.399 28.954 365.384 1.00296.29 ATOM 47 CA SER S 166 68.631 32.096 364.148 1.00299.96 ATOM 48 CA SER S 167 67.227 33.403 367.455 1.00307.52 ATOM 49 CA GLY S 168 68.209 37.026 367.996 1.00300.36 ATOM 50 CA VAL S 169 70.618 36.836 365.051 1.00295.24 ATOM 51 CA HIS S 170 71.186 40.057 363.101 1.00269.11 ATOM 52 CA THR S 171 72.917 39.792 359.721 1.00248.26 ATOM 53 CA PHE S 172 75.206 42.750 359.027 1.00243.34 ATOM 54 CA PRO S 173 75.898 43.223 355.291 1.00241.10 ATOM 55 CA ALA S 174 79.510 43.091 354.154 1.00233.69 ATOM 56 CA LEU S 175 81.400 46.387 354.092 1.00234.23 ATOM 57 CA LEU S 176 84.392 47.743 352.179 1.00253.32 ATOM 58 CA GLN S 177 87.050 49.583 354.183 1.00277.13 ATOM 59 CA SER S 178 90.660 50.513 353.358 1.00277.55 ATOM 60 CA GLY S 179 90.531 48.468 350.159 1.00259.30 ATOM 61 CA LEU S 180 89.533 45.246 351.943 1.00253.99 ATOM 62 CA TYR S 181 86.099 43.888 352.760 1.00273.32 ATOM 63 CA THR S 182 84.782 44.025 356.331 1.00256.16 ATOM 64 CA LEU S 183 82.045 41.832 357.815 1.00253.64 ATOM 65 CA SER S 184 80.379 41.513 361.201 1.00252.44 ATOM 66 CA SER S 185 77.877 39.041 362.628 1.00262.82 ATOM 67 CA SER S 186 75.944 38.814 365.888 1.00279.10 ATOM 68 CA VAL S 187 74.207 35.986 367.735 1.00292.99 ATOM 69 CA THR S 188 71.908 36.147 370.767 1.00314.37 ATOM 70 CA VAL S 189 72.138 33.188 373.155 1.00332.71 ATOM 71 CA THR S 190 71.109 32.320 376.697 1.00366.45 ATOM 72 CA SER S 191 73.367 32.651 379.740 1.00355.65 ATOM 73 CA ASN S 192 74.244 28.929 379.534 1.00346.33 ATOM 74 CA THR S 193 75.965 29.326 376.139 1.00342.03 ATOM 75 CA TRP S 194 78.881 31.229 377.739 1.00322.78 ATOM 76 CA PRO S 195 82.128 29.276 378.033 1.00323.42 ATOM 77 CA SER S 196 80.456 26.198 379.509 1.00358.09 ATOM 78 CA GLN S 197 79.233 25.768 375.926 1.00348.88 ATOM 79 CA THR S 198 80.744 26.509 372.509 1.00343.58 ATOM 80 CA ILE S 199 79.651 29.275 370.129 1.00312.61 ATOM 81 CA THR S 200 80.662 28.612 366.521 1.00292.63 ATOM 82 CA CYS S 201 80.761 31.253 363.771 1.00286.51 ATOM 83 CA ASN S 202 80.576 29.461 360.411 1.00298.82 ATOM 84 CA VAL S 203 82.226 31.525 357.665 1.00286.32 ATOM 85 CA ALA S 204 82.903 29.656 354.419 1.00302.57 ATOM 86 CA HIS S 205 85.194 30.991 351.681 1.00322.52 ATOM 87 CA PRO S 206 84.720 29.124 348.369 1.00318.31 ATOM 88 CA ALA S 207 87.904 30.559 346.838 1.00302.91 ATOM 89 CA SER S 208 89.881 28.866 349.640 1.00310.74 ATOM 90 CA SER S 209 87.391 26.436 351.278 1.00316.15 ATOM 91 CA THR S 210 88.608 27.711 354.655 1.00291.45 ATOM 92 CA LYS S 211 86.276 27.450 357.656 1.00261.04 ATOM 93 CA VAL S 212 87.317 29.108 360.925 1.00274.73 ATOM 94 CA ASP S 213 85.349 28.005 363.996 1.00301.39 ATOM 95 CA LYS S 214 86.499 30.303 366.812 1.00307.74 ATOM 96 CA LYS S 215 84.802 29.726 370.158 1.00310.53 ATOM 97 CA ILE S 216 84.185 32.834 372.250 1.00300.14 ATOM 98 CA GLU S 217 87.307 33.025 374.411 1.00338.43 ATOM 99 CA SER S 218 87.901 35.180 377.466 1.00330.74 ATOM 100 CA ARG S 219 90.747 37.683 377.617 1.00313.02 TER