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: 2; COMPND 2 MOLECULE: Fab light chain; COMPND 3 CHAIN: E, T, J, O; COMPND 4 FRAGMENT: ; EXPDTA ELECTRON MICROSCOPY DBREF 7CVY O 1 213 PDB 7CVY 7CVY 1 213 SEQRES 1 O 107 ASP ILE VAL MET THR GLN SER PRO LYS PHE MET SER THR SEQRES 2 O 107 SER ILE GLY ASP ARG VAL SER VAL THR CYS GLN ALA SER SEQRES 3 O 107 GLN ASN VAL GLY THR ASN VAL ALA TRP TYR GLN GLN LYS SEQRES 4 O 107 PRO GLY GLN SER PRO LYS PRO LEU ILE TYR SER ALA SER SEQRES 5 O 107 TYR ARG TYR SER GLY VAL PRO GLY ARG PHE THR GLY SER SEQRES 6 O 107 GLY SER GLY THR ASP PHE THR LEU THR ILE ASN ASN VAL SEQRES 7 O 107 GLN SER GLU ASP LEU ALA ASP TYR PHE CYS GLN GLN TYR SEQRES 8 O 107 ASN SER PHE PRO LEU THR PHE GLY ALA GLY THR LYS LEU SEQRES 9 O 107 GLU LEU LYS ATOM 1 CA ASP O 1 29.950 111.559 325.754 1.00254.44 ATOM 2 CA ILE O 2 30.197 115.338 325.332 1.00235.68 ATOM 3 CA VAL O 3 29.215 117.487 328.318 1.00211.80 ATOM 4 CA MET O 4 27.929 121.064 328.114 1.00225.76 ATOM 5 CA THR O 5 29.398 122.824 331.155 1.00250.35 ATOM 6 CA GLN O 6 28.336 126.160 332.672 1.00255.71 ATOM 7 CA SER O 7 30.492 126.843 335.732 1.00276.59 ATOM 8 CA PRO O 8 28.889 130.112 337.025 1.00280.77 ATOM 9 CA LYS O 9 25.668 129.171 338.798 1.00264.38 ATOM 10 CA PHE O 10 24.959 132.856 339.489 1.00257.36 ATOM 11 CA MET O 11 26.371 136.013 337.920 1.00243.80 ATOM 12 CA SER O 12 26.058 139.620 339.060 1.00252.70 ATOM 13 CA THR O 13 25.338 142.277 336.447 1.00244.57 ATOM 14 CA SER O 14 24.044 145.820 336.013 1.00259.20 ATOM 15 CA ILE O 15 21.633 147.402 333.546 1.00258.34 ATOM 16 CA GLY O 16 24.405 148.807 331.357 1.00246.40 ATOM 17 CA ASP O 17 26.833 145.945 331.970 1.00242.19 ATOM 18 CA ARG O 18 27.804 143.404 329.314 1.00240.76 ATOM 19 CA VAL O 19 28.171 139.792 330.464 1.00245.55 ATOM 20 CA SER O 20 29.457 136.763 328.547 1.00277.24 ATOM 21 CA VAL O 21 28.059 133.330 329.439 1.00268.63 ATOM 22 CA THR O 22 30.575 130.608 328.579 1.00258.44 ATOM 23 CA CYS O 23 29.683 126.980 327.835 1.00250.41 ATOM 24 CA GLN O 24 32.500 124.514 327.146 1.00261.55 ATOM 25 CA ALA O 25 32.046 121.129 325.469 1.00272.43 ATOM 26 CA SER O 26 34.274 118.088 325.906 1.00270.75 ATOM 27 CA GLN O 27 34.897 117.499 322.188 1.00279.72 ATOM 28 CA ASN O 28 33.890 118.869 318.788 1.00254.04 ATOM 29 CA VAL O 29 30.175 119.422 318.194 1.00241.50 ATOM 30 CA GLY O 30 30.701 122.014 315.482 1.00238.67 ATOM 31 CA THR O 31 28.414 125.029 315.747 1.00215.16 ATOM 32 CA ASN O 32 25.534 122.826 316.959 1.00227.78 ATOM 33 CA VAL O 33 25.087 124.796 320.193 1.00223.78 ATOM 34 CA ALA O 34 21.982 126.836 321.000 1.00235.14 ATOM 35 CA TRP O 35 20.913 129.012 323.927 1.00249.92 ATOM 36 CA TYR O 36 17.321 128.988 325.175 1.00229.97 ATOM 37 CA GLN O 37 15.743 130.683 328.157 1.00225.55 ATOM 38 CA GLN O 38 13.510 128.618 330.431 1.00210.54 ATOM 39 CA LYS O 39 11.037 130.252 332.787 1.00216.90 ATOM 40 CA PRO O 40 9.775 127.991 335.599 1.00245.74 ATOM 41 CA GLY O 41 6.626 126.326 334.301 1.00238.34 ATOM 42 CA GLN O 42 6.340 128.645 331.290 1.00236.74 ATOM 43 CA SER O 43 6.868 128.292 327.558 1.00238.54 ATOM 44 CA PRO O 44 10.236 129.863 326.671 1.00244.15 ATOM 45 CA LYS O 45 10.806 132.844 324.430 1.00240.56 ATOM 46 CA PRO O 46 13.415 131.659 321.896 1.00251.29 ATOM 47 CA LEU O 47 16.488 133.891 321.761 1.00244.34 ATOM 48 CA ILE O 48 19.342 132.311 319.756 1.00239.13 ATOM 49 CA TYR O 49 19.678 129.072 317.790 1.00244.24 ATOM 50 CA SER O 50 22.941 127.551 316.527 1.00232.97 ATOM 51 CA ALA O 51 24.794 130.090 318.729 1.00229.33 ATOM 52 CA SER O 52 24.679 132.894 316.137 1.00243.24 ATOM 53 CA TYR O 53 21.137 133.305 314.733 1.00240.35 ATOM 54 CA ARG O 54 18.330 135.385 316.229 1.00240.10 ATOM 55 CA TYR O 55 14.539 135.155 316.136 1.00259.50 ATOM 56 CA SER O 56 11.968 137.832 315.338 1.00268.98 ATOM 57 CA GLY O 57 11.468 140.347 318.137 1.00263.78 ATOM 58 CA VAL O 58 14.578 139.215 320.043 1.00260.81 ATOM 59 CA PRO O 59 16.951 142.051 321.034 1.00260.91 ATOM 60 CA GLY O 60 20.160 142.088 319.021 1.00236.42 ATOM 61 CA ARG O 61 22.236 142.433 322.192 1.00258.25 ATOM 62 CA PHE O 62 22.116 138.632 322.516 1.00256.47 ATOM 63 CA THR O 63 25.351 137.392 320.929 1.00264.84 ATOM 64 CA GLY O 64 26.810 133.881 320.989 1.00252.69 ATOM 65 CA SER O 65 30.361 132.991 319.991 1.00251.35 ATOM 66 CA GLY O 66 32.764 130.073 319.916 1.00255.08 ATOM 67 CA SER O 67 32.824 126.841 317.945 1.00271.85 ATOM 68 CA GLY O 68 33.925 123.229 318.207 1.00279.83 ATOM 69 CA THR O 69 34.678 122.821 321.909 1.00298.54 ATOM 70 CA ASP O 70 34.443 126.346 323.392 1.00302.19 ATOM 71 CA PHE O 71 31.289 128.467 323.254 1.00276.93 ATOM 72 CA THR O 72 30.234 131.747 324.836 1.00271.03 ATOM 73 CA LEU O 73 26.976 133.711 324.966 1.00267.09 ATOM 74 CA THR O 74 27.513 137.461 325.360 1.00268.47 ATOM 75 CA ILE O 75 24.541 139.576 326.454 1.00243.98 ATOM 76 CA ASN O 76 24.925 143.359 326.349 1.00258.94 ATOM 77 CA ASN O 77 22.732 145.897 328.161 1.00267.76 ATOM 78 CA VAL O 78 21.268 143.368 330.579 1.00263.40 ATOM 79 CA GLN O 79 17.702 144.061 331.701 1.00269.85 ATOM 80 CA SER O 80 15.506 142.535 334.395 1.00267.91 ATOM 81 CA GLU O 81 12.923 141.546 331.760 1.00264.37 ATOM 82 CA ASP O 82 15.201 138.694 330.606 1.00273.98 ATOM 83 CA LEU O 83 15.482 136.990 334.013 1.00260.18 ATOM 84 CA ALA O 84 15.521 133.241 333.306 1.00242.79 ATOM 85 CA ASP O 85 17.828 130.233 332.998 1.00252.75 ATOM 86 CA TYR O 86 20.138 130.117 329.975 1.00254.47 ATOM 87 CA PHE O 87 20.947 126.580 328.815 1.00236.40 ATOM 88 CA CYS O 88 23.571 125.561 326.262 1.00232.49 ATOM 89 CA GLN O 89 22.276 122.552 324.314 1.00226.66 ATOM 90 CA GLN O 90 24.206 120.542 321.729 1.00227.64 ATOM 91 CA TYR O 91 22.555 118.531 318.953 1.00230.28 ATOM 92 CA ASN O 92 25.645 117.006 317.328 1.00218.31 ATOM 93 CA SER O 93 26.512 113.912 319.374 1.00209.35 ATOM 94 CA PHE O 94 23.976 111.264 320.369 1.00215.79 ATOM 95 CA PRO O 95 23.352 112.468 323.982 1.00224.21 ATOM 96 CA LEU O 96 22.039 116.015 323.537 1.00230.58 ATOM 97 CA THR O 97 23.463 117.229 326.830 1.00232.50 ATOM 98 CA PHE O 98 22.356 120.523 328.378 1.00224.28 ATOM 99 CA GLY O 99 24.057 123.211 330.423 1.00221.40 ATOM 100 CA ALA O 100 23.847 123.962 334.122 1.00221.04 ATOM 101 CA GLY O 101 21.678 127.069 333.760 1.00231.57 ATOM 102 CA THR O 102 22.225 130.512 335.282 1.00246.89 ATOM 103 CA LYS O 103 19.724 132.966 336.771 1.00243.65 ATOM 104 CA LEU O 104 20.214 136.718 337.014 1.00244.53 ATOM 105 CA GLU O 105 20.883 137.996 340.536 1.00260.73 ATOM 106 CA LEU O 106 20.304 141.641 341.492 1.00251.98 ATOM 107 CA LYS O 107 20.861 143.001 345.009 1.00250.36 TER