HEADER VIRUS 26-FEB-09 3IXX TITLE The pseudo-atomic structure of West Nile immature virus in complex TITLE 2 with Fab fragments of the anti-fusion loop antibody E53 COMPND MOL_ID: 3; COMPND 2 MOLECULE: E53 Fab Fragment (chain H); COMPND 3 CHAIN: G, I; COMPND 4 FRAGMENT: E53 Fab ; COMPND 5 ENGINEERED: YES; EXPDTA ELECTRON MICROSCOPY DBREF 3IXX I 1 221 PDB 3IXX 3IXX 1 221 SEQRES 1 I 121 GLU VAL LYS LEU VAL GLU SER GLY GLY GLY LEU VAL LEU SEQRES 2 I 121 PRO GLY GLY SER LEU ARG LEU SER CYS ALA THR SER GLY SEQRES 3 I 121 PHE THR PHE THR ASP TYR TYR MET THR TRP VAL ARG GLN SEQRES 4 I 121 PRO PRO GLY LYS ALA LEU GLU TRP LEU GLY PHE ILE GLY SEQRES 5 I 121 ASN LYS ALA ASN ASP TYR THR THR GLU TYR SER ALA SER SEQRES 6 I 121 VAL LYS GLY ARG PHE THR ILE SER ARG ASP ASP SER GLN SEQRES 7 I 121 SER ILE LEU TYR LEU GLN MET SER THR LEU ARG ALA GLU SEQRES 8 I 121 ASP ARG ALA THR TYR TYR CYS ALA THR VAL TYR GLY ASN SEQRES 9 I 121 TYR PRO TYR PHE ASP VAL TRP GLY ALA GLY THR THR VAL SEQRES 10 I 121 ALA VAL SER SER ATOM 1 CA GLU I 1 1.089 -56.573 253.478 1.00 96.32 ATOM 2 CA VAL I 2 2.771 -59.697 252.033 1.00 89.27 ATOM 3 CA LYS I 3 1.129 -62.898 250.926 1.00 87.75 ATOM 4 CA LEU I 4 1.516 -66.339 249.470 1.00 89.67 ATOM 5 CA VAL I 5 -1.912 -67.706 248.658 1.00 93.40 ATOM 6 CA GLU I 6 -1.836 -71.200 247.241 1.00102.46 ATOM 7 CA SER I 7 -4.885 -73.008 245.852 1.00109.62 ATOM 8 CA GLY I 8 -3.316 -75.034 243.072 1.00112.49 ATOM 9 CA GLY I 9 -4.060 -77.972 245.340 1.00114.41 ATOM 10 CA GLY I 10 -6.835 -80.533 245.545 1.00117.88 ATOM 11 CA LEU I 11 -7.676 -84.249 246.002 1.00121.08 ATOM 12 CA VAL I 12 -6.576 -86.855 243.467 1.00118.57 ATOM 13 CA LEU I 13 -6.216 -90.541 242.693 1.00117.47 ATOM 14 CA PRO I 14 -2.936 -92.453 243.388 1.00111.95 ATOM 15 CA GLY I 15 -0.061 -91.639 241.073 1.00116.03 ATOM 16 CA GLY I 16 -1.755 -88.738 239.315 1.00117.33 ATOM 17 CA SER I 17 -0.234 -85.306 239.183 1.00115.40 ATOM 18 CA LEU I 18 -1.317 -81.835 240.132 1.00108.84 ATOM 19 CA ARG I 19 0.412 -78.499 239.631 1.00104.34 ATOM 20 CA LEU I 20 0.451 -76.738 242.987 1.00 88.13 ATOM 21 CA SER I 21 0.701 -72.929 242.676 1.00 83.66 ATOM 22 CA CYS I 22 1.316 -69.909 244.891 1.00 90.08 ATOM 23 CA ALA I 23 0.369 -66.371 243.896 1.00 96.32 ATOM 24 CA THR I 24 2.011 -63.482 245.758 1.00 99.31 ATOM 25 CA SER I 25 1.346 -59.877 246.621 1.00 99.91 ATOM 26 CA GLY I 26 3.512 -57.505 248.607 1.00 96.50 ATOM 27 CA PHE I 27 7.103 -57.940 247.454 1.00 94.29 ATOM 28 CA THR I 28 9.265 -57.989 244.325 1.00 89.39 ATOM 29 CA PHE I 29 9.078 -61.718 243.477 1.00 88.87 ATOM 30 CA THR I 30 11.908 -61.193 240.950 1.00 87.86 ATOM 31 CA ASP I 31 14.492 -61.443 243.694 1.00 76.18 ATOM 32 CA TYR I 32 14.057 -63.577 246.794 1.00 72.48 ATOM 33 CA TYR I 33 14.481 -67.300 246.417 1.00 74.50 ATOM 34 CA MET I 34 11.416 -69.407 247.214 1.00 70.46 ATOM 35 CA THR I 35 10.656 -72.759 248.753 1.00 75.41 ATOM 36 CA TRP I 36 8.070 -75.475 248.971 1.00 80.42 ATOM 37 CA VAL I 37 7.461 -77.506 252.142 1.00 80.64 ATOM 38 CA ARG I 38 4.915 -80.212 253.054 1.00 86.22 ATOM 39 CA GLN I 39 3.567 -81.325 256.442 1.00 84.35 ATOM 40 CA PRO I 40 2.266 -84.894 256.806 1.00 89.02 ATOM 41 CA PRO I 41 -0.319 -85.838 259.437 1.00 94.36 ATOM 42 CA GLY I 42 2.481 -87.080 261.654 1.00 98.49 ATOM 43 CA LYS I 43 3.454 -83.587 262.803 1.00 92.34 ATOM 44 CA ALA I 44 6.872 -83.503 261.073 1.00 90.23 ATOM 45 CA LEU I 45 7.502 -80.875 258.385 1.00 91.98 ATOM 46 CA GLU I 46 9.418 -82.250 255.384 1.00 95.69 ATOM 47 CA TRP I 47 11.239 -79.821 253.118 1.00 93.20 ATOM 48 CA LEU I 48 10.384 -80.509 249.483 1.00 94.42 ATOM 49 CA GLY I 49 11.833 -77.986 247.060 1.00 85.19 ATOM 50 CA PHE I 50 13.623 -74.652 247.023 1.00 77.81 ATOM 51 CA ILE I 51 14.371 -72.518 243.929 1.00 80.74 ATOM 52 CA GLY I 52 16.208 -69.310 243.230 1.00 89.65 ATOM 53 CA ASN I 53 16.714 -66.110 241.237 1.00 89.78 ATOM 54 CA LYS I 54 20.473 -65.766 240.604 1.00 93.81 ATOM 55 CA ALA I 55 19.179 -65.380 237.144 1.00103.72 ATOM 56 CA ASN I 56 15.443 -65.225 237.916 1.00108.65 ATOM 57 CA ASP I 57 15.349 -69.005 238.562 1.00100.03 ATOM 58 CA TYR I 58 18.955 -70.240 238.479 1.00 98.83 ATOM 59 CA THR I 59 19.977 -72.802 241.074 1.00 85.32 ATOM 60 CA THR I 60 17.276 -74.789 242.803 1.00 87.00 ATOM 61 CA GLU I 61 18.264 -77.868 244.847 1.00 80.17 ATOM 62 CA TYR I 62 15.100 -79.909 244.722 1.00 87.60 ATOM 63 CA SER I 63 16.826 -82.699 246.647 1.00101.20 ATOM 64 CA ALA I 64 15.098 -83.943 249.786 1.00104.65 ATOM 65 CA SER I 65 14.616 -87.033 247.651 1.00108.70 ATOM 66 CA VAL I 66 11.565 -86.237 245.531 1.00116.85 ATOM 67 CA LYS I 67 10.135 -87.950 242.438 1.00121.46 ATOM 68 CA GLY I 68 11.456 -86.105 239.409 1.00125.52 ATOM 69 CA ARG I 69 9.333 -85.112 236.372 1.00128.79 ATOM 70 CA PHE I 70 8.019 -82.298 238.624 1.00122.74 ATOM 71 CA THR I 71 9.092 -78.676 238.437 1.00115.50 ATOM 72 CA ILE I 72 9.729 -76.118 241.083 1.00 98.62 ATOM 73 CA SER I 73 9.245 -73.610 238.274 1.00 92.80 ATOM 74 CA ARG I 74 8.767 -69.982 239.283 1.00 91.79 ATOM 75 CA ASP I 75 6.919 -67.456 237.143 1.00100.53 ATOM 76 CA ASP I 76 8.333 -64.006 237.839 1.00102.18 ATOM 77 CA SER I 77 6.246 -61.902 235.475 1.00 97.82 ATOM 78 CA GLN I 78 3.128 -62.695 237.470 1.00 96.32 ATOM 79 CA SER I 79 4.791 -63.465 240.820 1.00 91.68 ATOM 80 CA ILE I 80 3.704 -67.117 240.992 1.00 87.80 ATOM 81 CA LEU I 81 5.331 -70.439 241.981 1.00 86.14 ATOM 82 CA TYR I 82 4.559 -74.023 240.979 1.00 89.36 ATOM 83 CA LEU I 83 5.388 -77.673 241.666 1.00 87.76 ATOM 84 CA GLN I 84 3.358 -80.324 239.819 1.00100.08 ATOM 85 CA MET I 85 4.712 -83.719 240.825 1.00105.37 ATOM 86 CA SER I 86 4.292 -87.200 239.337 1.00108.92 ATOM 87 CA THR I 87 3.326 -88.644 242.759 1.00114.97 ATOM 88 CA LEU I 88 1.757 -91.850 244.040 1.00116.48 ATOM 89 CA ARG I 89 3.209 -93.772 247.032 1.00118.36 ATOM 90 CA ALA I 90 0.517 -92.027 249.127 1.00113.74 ATOM 91 CA GLU I 91 3.188 -90.480 251.411 1.00110.12 ATOM 92 CA ASP I 92 2.860 -87.136 249.662 1.00107.63 ATOM 93 CA ARG I 93 -0.588 -87.105 251.237 1.00104.76 ATOM 94 CA ALA I 94 -0.370 -83.780 253.129 1.00102.19 ATOM 95 CA THR I 95 -0.684 -80.023 253.503 1.00 94.61 ATOM 96 CA TYR I 96 1.740 -78.042 251.362 1.00 85.10 ATOM 97 CA TYR I 97 3.142 -74.630 252.084 1.00 78.38 ATOM 98 CA CYS I 98 5.029 -72.188 249.896 1.00 84.67 ATOM 99 CA ALA I 99 7.351 -69.885 251.875 1.00 69.44 ATOM 100 CA THR I 100 10.065 -67.363 251.148 1.00 65.14 ATOM 101 CA VAL I 101 13.801 -67.629 252.004 1.00 64.53 ATOM 102 CA TYR I 102 15.641 -64.790 253.655 1.00 62.41 ATOM 103 CA GLY I 103 18.880 -63.175 254.881 1.00 74.60 ATOM 104 CA ASN I 104 22.307 -64.674 255.532 1.00 76.18 ATOM 105 CA TYR I 105 22.223 -68.243 256.799 1.00 78.92 ATOM 106 CA PRO I 106 18.669 -68.104 255.384 1.00 77.79 ATOM 107 CA TYR I 107 15.506 -69.224 257.061 1.00 72.53 ATOM 108 CA PHE I 108 11.918 -69.447 255.886 1.00 64.80 ATOM 109 CA ASP I 109 9.780 -66.511 257.005 1.00 66.30 ATOM 110 CA VAL I 110 6.571 -65.627 255.180 1.00 73.39 ATOM 111 CA TRP I 111 4.473 -68.805 254.760 1.00 82.15 ATOM 112 CA GLY I 112 1.447 -69.188 252.516 1.00 86.86 ATOM 113 CA ALA I 113 -1.712 -70.742 253.897 1.00 92.34 ATOM 114 CA GLY I 114 -1.364 -74.316 252.633 1.00 98.30 ATOM 115 CA THR I 115 -2.839 -77.083 250.470 1.00 98.14 ATOM 116 CA THR I 116 -4.827 -80.241 251.067 1.00104.86 ATOM 117 CA VAL I 117 -3.291 -82.949 248.880 1.00111.51 ATOM 118 CA ALA I 118 -5.029 -86.329 249.001 1.00120.26 ATOM 119 CA VAL I 119 -4.309 -89.894 247.828 1.00123.23 ATOM 120 CA SER I 120 -7.856 -91.011 246.921 1.00128.01 ATOM 121 CA SER I 121 -9.134 -94.366 245.625 1.00131.10 TER