HEADER VIRAL PROTEIN 31-DEC-69 3F50 TITLE HIV gp41 six-helix bundle composed of an alpha/beta-peptide analogue TITLE 2 of the CHR domain in complex with an NHR domain alpha-peptide COMPND MOL_ID: 1; COMPND 2 MOLECULE: Envelope glycoprotein gp160; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 545 TO ; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.80 ANGSTORMS DBREF 3F50 A 1 36 UNP P04580 ENV_HV1Z6 545 580 SEQRES 1 A 34 SER GLY ILE VAL GLN GLN GLN ASN ASN LEU LEU ARG ALA SEQRES 2 A 34 ILE GLU ALA GLN GLN HIS LEU LEU GLN LEU THR VAL TRP SEQRES 3 A 34 GLY ILE LYS GLN LEU GLN ALA ARG ATOM 1 N SER A 1 -9.066 -13.291 -2.838 1.00108.58 ATOM 2 CA SER A 1 -8.029 -14.215 -3.298 1.00108.55 ATOM 3 C SER A 1 -6.991 -14.504 -2.193 1.00108.55 ATOM 4 O SER A 1 -7.330 -14.571 -1.005 1.00108.50 ATOM 5 CB SER A 1 -7.363 -13.669 -4.574 1.00108.39 ATOM 6 N GLY A 2 -5.741 -14.715 -2.603 1.00108.63 ATOM 7 CA GLY A 2 -4.582 -14.741 -1.699 1.00108.44 ATOM 8 C GLY A 2 -3.772 -13.469 -1.909 1.00108.21 ATOM 9 O GLY A 2 -2.930 -13.111 -1.087 1.00108.22 ATOM 10 N ILE A 3 -4.032 -12.800 -3.035 1.00107.86 ATOM 11 CA ILE A 3 -3.568 -11.444 -3.292 1.00107.47 ATOM 12 C ILE A 3 -4.143 -10.515 -2.219 1.00107.17 ATOM 13 O ILE A 3 -3.425 -9.679 -1.653 1.00107.26 ATOM 14 CB ILE A 3 -4.029 -10.955 -4.682 1.00107.46 ATOM 15 N VAL A 4 -5.442 -10.684 -1.951 1.00106.57 ATOM 16 CA VAL A 4 -6.162 -10.031 -0.841 1.00105.60 ATOM 17 C VAL A 4 -5.582 -10.336 0.556 1.00105.06 ATOM 18 O VAL A 4 -5.854 -9.610 1.510 1.00105.06 ATOM 19 CB VAL A 4 -7.695 -10.316 -0.919 1.00105.55 ATOM 20 CG1 VAL A 4 -8.342 -10.419 0.462 1.00104.95 ATOM 21 CG2 VAL A 4 -8.377 -9.262 -1.787 1.00105.31 ATOM 22 N GLN A 5 -4.785 -11.399 0.667 1.00104.38 ATOM 23 CA GLN A 5 -3.985 -11.633 1.873 1.00103.73 ATOM 24 C GLN A 5 -2.701 -10.778 1.910 1.00103.10 ATOM 25 O GLN A 5 -2.221 -10.421 2.991 1.00103.31 ATOM 26 CB GLN A 5 -3.667 -13.125 2.055 1.00103.82 ATOM 27 CG GLN A 5 -2.656 -13.454 3.181 1.00104.30 ATOM 28 CD GLN A 5 -3.116 -13.014 4.579 1.00104.47 ATOM 29 OE1 GLN A 5 -4.319 -12.914 4.857 1.00104.46 ATOM 30 NE2 GLN A 5 -2.150 -12.759 5.467 1.00103.87 ATOM 31 N GLN A 6 -2.143 -10.456 0.742 1.00102.06 ATOM 32 CA GLN A 6 -1.011 -9.526 0.667 1.00100.78 ATOM 33 C GLN A 6 -1.481 -8.073 0.859 1.00100.06 ATOM 34 O GLN A 6 -0.755 -7.277 1.448 1.00100.13 ATOM 35 CB GLN A 6 -0.268 -9.687 -0.651 1.00100.79 ATOM 36 CG GLN A 6 0.893 -8.744 -0.853 1.00100.15 ATOM 37 CD GLN A 6 0.875 -8.116 -2.233 1.00 99.84 ATOM 38 OE1 GLN A 6 -0.191 -7.823 -2.780 1.00100.03 ATOM 39 NE2 GLN A 6 2.052 -7.892 -2.798 1.00 98.92 ATOM 40 N GLN A 7 -2.679 -7.731 0.367 1.00 98.64 ATOM 41 CA GLN A 7 -3.340 -6.448 0.692 1.00 97.25 ATOM 42 C GLN A 7 -3.308 -6.162 2.188 1.00 96.53 ATOM 43 O GLN A 7 -3.091 -5.030 2.596 1.00 96.73 ATOM 44 CB GLN A 7 -4.811 -6.466 0.296 1.00 97.28 ATOM 45 CG GLN A 7 -5.086 -6.755 -1.141 1.00 96.43 ATOM 46 CD GLN A 7 -5.173 -5.515 -1.951 1.00 94.92 ATOM 47 OE1 GLN A 7 -5.992 -4.634 -1.689 1.00 94.37 ATOM 48 NE2 GLN A 7 -4.331 -5.431 -2.954 1.00 94.95 ATOM 49 N ASN A 8 -3.564 -7.188 2.996 1.00 95.39 ATOM 50 CA ASN A 8 -3.477 -7.069 4.441 1.00 94.29 ATOM 51 C ASN A 8 -2.036 -6.956 4.860 1.00 93.33 ATOM 52 O ASN A 8 -1.750 -6.448 5.938 1.00 93.67 ATOM 53 CB ASN A 8 -4.106 -8.268 5.153 1.00 94.42 ATOM 54 CG ASN A 8 -4.460 -7.967 6.616 1.00 95.22 ATOM 55 OD1 ASN A 8 -5.189 -7.001 6.907 1.00 96.47 ATOM 56 ND2 ASN A 8 -3.955 -8.801 7.543 1.00 94.32 ATOM 57 N ASN A 9 -1.125 -7.445 4.024 1.00 91.80 ATOM 58 CA ASN A 9 0.302 -7.270 4.290 1.00 90.20 ATOM 59 C ASN A 9 0.772 -5.868 3.935 1.00 88.46 ATOM 60 O ASN A 9 1.637 -5.325 4.620 1.00 88.44 ATOM 61 CB ASN A 9 1.159 -8.338 3.597 1.00 90.59 ATOM 62 CG ASN A 9 1.369 -9.568 4.463 1.00 91.13 ATOM 63 OD1 ASN A 9 1.718 -9.470 5.649 1.00 90.39 ATOM 64 ND2 ASN A 9 1.161 -10.740 3.868 1.00 92.88 ATOM 65 N LEU A 10 0.197 -5.286 2.880 1.00 86.04 ATOM 66 CA LEU A 10 0.469 -3.893 2.544 1.00 83.82 ATOM 67 C LEU A 10 -0.165 -2.990 3.596 1.00 82.49 ATOM 68 O LEU A 10 0.486 -2.075 4.106 1.00 82.66 ATOM 69 CB LEU A 10 -0.002 -3.525 1.127 1.00 83.70 ATOM 70 CG LEU A 10 0.681 -4.151 -0.105 1.00 82.97 ATOM 71 CD1 LEU A 10 0.259 -3.449 -1.405 1.00 81.93 ATOM 72 CD2 LEU A 10 2.209 -4.195 0.010 1.00 82.25 ATOM 73 N LEU A 11 -1.418 -3.268 3.940 1.00 80.45 ATOM 74 CA LEU A 11 -2.092 -2.574 5.029 1.00 78.55 ATOM 75 C LEU A 11 -1.309 -2.662 6.328 1.00 77.12 ATOM 76 O LEU A 11 -1.149 -1.673 7.003 1.00 77.20 ATOM 77 CB LEU A 11 -3.479 -3.154 5.241 1.00 78.87 ATOM 78 CG LEU A 11 -4.287 -2.561 6.385 1.00 79.59 ATOM 79 CD1 LEU A 11 -5.101 -1.357 5.879 1.00 79.93 ATOM 80 CD2 LEU A 11 -5.175 -3.643 7.032 1.00 80.46 ATOM 81 N ARG A 12 -0.824 -3.852 6.668 1.00 75.55 ATOM 82 CA ARG A 12 -0.036 -4.087 7.885 1.00 73.74 ATOM 83 C ARG A 12 1.272 -3.312 7.912 1.00 72.23 ATOM 84 O ARG A 12 1.781 -3.019 8.980 1.00 72.45 ATOM 85 CB ARG A 12 0.287 -5.585 8.041 1.00 74.07 ATOM 86 CG ARG A 12 -0.547 -6.353 9.061 0.50 74.12 ATOM 87 CD ARG A 12 -0.763 -7.814 8.639 0.50 74.18 ATOM 88 NE ARG A 12 0.440 -8.647 8.652 0.50 73.86 ATOM 89 CZ ARG A 12 0.745 -9.502 9.627 0.50 74.73 ATOM 90 NH1 ARG A 12 1.851 -10.237 9.558 0.50 74.60 ATOM 91 NH2 ARG A 12 -0.056 -9.626 10.679 0.50 74.95 ATOM 92 N ALA A 13 1.836 -3.022 6.744 1.00 70.29 ATOM 93 CA ALA A 13 3.110 -2.336 6.668 1.00 68.34 ATOM 94 C ALA A 13 2.863 -0.851 6.805 1.00 67.46 ATOM 95 O ALA A 13 3.559 -0.177 7.544 1.00 68.01 ATOM 96 CB ALA A 13 3.807 -2.644 5.380 1.00 67.91 ATOM 97 N ILE A 14 1.865 -0.341 6.098 1.00 65.75 ATOM 98 CA ILE A 14 1.479 1.047 6.205 1.00 64.16 ATOM 99 C ILE A 14 1.149 1.383 7.645 1.00 63.17 ATOM 100 O ILE A 14 1.595 2.382 8.174 1.00 63.16 ATOM 101 CB ILE A 14 0.289 1.321 5.291 1.00 64.29 ATOM 102 CG1 ILE A 14 0.775 1.387 3.842 1.00 64.97 ATOM 103 CG2 ILE A 14 -0.442 2.601 5.684 1.00 64.00 ATOM 104 CD1 ILE A 14 -0.329 1.539 2.829 1.00 65.86 ATOM 105 N GLU A 15 0.381 0.509 8.274 1.00 62.46 ATOM 106 CA GLU A 15 -0.010 0.603 9.682 1.00 61.49 ATOM 107 C GLU A 15 1.186 0.656 10.637 1.00 60.82 ATOM 108 O GLU A 15 1.148 1.385 11.604 1.00 61.37 ATOM 109 CB GLU A 15 -0.942 -0.571 10.020 1.00 61.30 ATOM 110 CG GLU A 15 -1.420 -0.689 11.461 1.00 62.81 ATOM 111 N ALA A 16 2.244 -0.097 10.365 1.00 60.05 ATOM 112 CA ALA A 16 3.397 -0.143 11.249 1.00 59.31 ATOM 113 C ALA A 16 4.368 1.012 11.030 1.00 59.35 ATOM 114 O ALA A 16 4.971 1.486 11.978 1.00 59.42 ATOM 115 CB ALA A 16 4.104 -1.453 11.099 1.00 59.45 ATOM 116 N GLN A 17 4.531 1.445 9.780 1.00 59.18 ATOM 117 CA GLN A 17 5.281 2.645 9.435 1.00 58.88 ATOM 118 C GLN A 17 4.696 3.831 10.149 1.00 59.01 ATOM 119 O GLN A 17 5.405 4.718 10.593 1.00 59.08 ATOM 120 CB GLN A 17 5.191 2.909 7.941 1.00 58.74 ATOM 121 CG GLN A 17 6.114 2.046 7.114 1.00 59.24 ATOM 122 CD GLN A 17 6.044 2.351 5.620 1.00 59.46 ATOM 123 OE1 GLN A 17 5.198 3.113 5.162 1.00 59.38 ATOM 124 NE2 GLN A 17 6.955 1.762 4.861 1.00 59.22 ATOM 125 N GLN A 18 3.379 3.840 10.247 1.00 59.34 ATOM 126 CA GLN A 18 2.668 4.878 10.940 1.00 59.67 ATOM 127 C GLN A 18 3.119 4.984 12.389 1.00 60.14 ATOM 128 O GLN A 18 3.390 6.074 12.865 1.00 60.32 ATOM 129 CB GLN A 18 1.184 4.599 10.843 1.00 59.61 ATOM 130 CG GLN A 18 0.310 5.676 11.377 1.00 60.96 ATOM 131 CD GLN A 18 0.551 7.022 10.723 1.00 62.59 ATOM 132 OE1 GLN A 18 1.163 7.134 9.644 1.00 62.04 ATOM 133 NE2 GLN A 18 0.057 8.063 11.380 1.00 62.57 ATOM 134 N HIS A 19 3.227 3.855 13.082 1.00 60.81 ATOM 135 CA HIS A 19 3.732 3.848 14.453 1.00 61.65 ATOM 136 C HIS A 19 5.215 4.235 14.545 1.00 61.42 ATOM 137 O HIS A 19 5.647 4.761 15.557 1.00 61.35 ATOM 138 CB HIS A 19 3.499 2.499 15.176 1.00 62.57 ATOM 139 CG HIS A 19 2.076 2.007 15.153 1.00 65.53 ATOM 140 ND1 HIS A 19 1.752 0.672 15.300 1.00 67.67 ATOM 141 CD2 HIS A 19 0.899 2.659 14.968 1.00 68.75 ATOM 142 CE1 HIS A 19 0.439 0.524 15.218 1.00 69.02 ATOM 143 NE2 HIS A 19 -0.103 1.714 15.014 1.00 69.92 ATOM 144 N LEU A 20 6.005 3.975 13.511 1.00 61.47 ATOM 145 CA LEU A 20 7.403 4.416 13.518 1.00 61.24 ATOM 146 C LEU A 20 7.479 5.913 13.334 1.00 61.32 ATOM 147 O LEU A 20 8.362 6.555 13.859 1.00 60.93 ATOM 148 CB LEU A 20 8.220 3.728 12.428 1.00 61.18 ATOM 149 CG LEU A 20 8.971 2.448 12.773 1.00 60.92 ATOM 150 CD1 LEU A 20 9.916 2.174 11.658 1.00 61.01 ATOM 151 CD2 LEU A 20 9.741 2.552 14.084 1.00 61.44 ATOM 152 N LEU A 21 6.546 6.461 12.575 1.00 62.04 ATOM 153 CA LEU A 21 6.442 7.892 12.460 1.00 63.10 ATOM 154 C LEU A 21 6.171 8.493 13.822 1.00 64.31 ATOM 155 O LEU A 21 7.000 9.223 14.305 1.00 64.76 ATOM 156 CB LEU A 21 5.381 8.306 11.448 1.00 62.93 ATOM 157 CG LEU A 21 5.869 8.449 10.012 1.00 62.13 ATOM 158 CD1 LEU A 21 4.741 8.382 8.975 1.00 61.30 ATOM 159 CD2 LEU A 21 6.596 9.749 9.922 1.00 62.17 ATOM 160 N GLN A 22 5.049 8.182 14.463 1.00 65.60 ATOM 161 CA GLN A 22 4.817 8.711 15.804 1.00 67.31 ATOM 162 C GLN A 22 6.029 8.561 16.751 1.00 68.24 ATOM 163 O GLN A 22 6.391 9.512 17.423 1.00 68.66 ATOM 164 CB GLN A 22 3.546 8.131 16.421 1.00 67.39 ATOM 165 CG GLN A 22 2.269 8.904 16.102 1.00 69.79 ATOM 166 CD GLN A 22 1.080 7.997 15.691 1.00 73.37 ATOM 167 OE1 GLN A 22 0.962 6.842 16.130 1.00 75.62 ATOM 168 NE2 GLN A 22 0.195 8.529 14.847 1.00 73.74 ATOM 169 N LEU A 23 6.675 7.396 16.784 1.00 69.75 ATOM 170 CA LEU A 23 7.835 7.161 17.675 1.00 71.25 ATOM 171 C LEU A 23 8.952 8.163 17.429 1.00 72.96 ATOM 172 O LEU A 23 9.687 8.566 18.338 1.00 73.28 ATOM 173 CB LEU A 23 8.376 5.739 17.503 1.00 70.63 ATOM 174 CG LEU A 23 7.493 4.662 18.131 1.00 69.77 ATOM 175 CD1 LEU A 23 7.612 3.353 17.417 1.00 69.88 ATOM 176 CD2 LEU A 23 7.827 4.476 19.571 1.00 70.02 ATOM 177 N THR A 24 9.037 8.560 16.169 1.00 75.06 ATOM 178 CA THR A 24 10.043 9.463 15.633 1.00 76.69 ATOM 179 C THR A 24 9.630 10.950 15.760 1.00 77.91 ATOM 180 O THR A 24 10.451 11.790 16.076 1.00 77.99 ATOM 181 CB THR A 24 10.359 9.005 14.177 1.00 76.43 ATOM 182 OG1 THR A 24 11.425 8.049 14.205 1.00 75.95 ATOM 183 CG2 THR A 24 10.713 10.137 13.271 1.00 76.40 ATOM 184 N VAL A 25 8.361 11.259 15.520 1.00 79.81 ATOM 185 CA VAL A 25 7.797 12.549 15.882 1.00 81.73 ATOM 186 C VAL A 25 8.002 12.763 17.377 1.00 83.65 ATOM 187 O VAL A 25 8.227 13.889 17.796 1.00 84.27 ATOM 188 CB VAL A 25 6.299 12.636 15.526 1.00 81.47 ATOM 189 CG1 VAL A 25 5.563 13.557 16.461 1.00 81.55 ATOM 190 CG2 VAL A 25 6.106 13.085 14.091 1.00 81.24 ATOM 191 N TRP A 26 7.950 11.691 18.175 1.00 85.84 ATOM 192 CA TRP A 26 8.248 11.773 19.614 1.00 87.88 ATOM 193 C TRP A 26 9.705 12.150 19.884 1.00 89.55 ATOM 194 O TRP A 26 9.972 13.117 20.588 1.00 89.97 ATOM 195 CB TRP A 26 7.902 10.475 20.349 1.00 87.77 ATOM 196 CG TRP A 26 8.311 10.469 21.814 1.00 87.74 ATOM 197 N GLY A 27 10.646 11.392 19.331 1.00 91.47 ATOM 198 CA GLY A 27 12.070 11.741 19.428 1.00 93.67 ATOM 199 C GLY A 27 12.393 13.208 19.156 1.00 95.24 ATOM 200 O GLY A 27 13.149 13.811 19.900 1.00 95.38 ATOM 201 N ILE A 28 11.814 13.781 18.096 1.00 96.98 ATOM 202 CA ILE A 28 12.016 15.197 17.746 1.00 98.68 ATOM 203 C ILE A 28 11.347 16.127 18.749 1.00 99.90 ATOM 204 O ILE A 28 12.031 16.926 19.376 1.00100.50 ATOM 205 CB ILE A 28 11.488 15.580 16.331 1.00 98.58 ATOM 206 CG1 ILE A 28 12.056 14.671 15.247 1.00 98.88 ATOM 207 CG2 ILE A 28 11.827 17.037 16.007 1.00 98.76 ATOM 208 CD1 ILE A 28 11.398 14.859 13.904 1.00 99.38 ATOM 209 N LYS A 29 10.023 16.038 18.888 1.00101.27 ATOM 210 CA LYS A 29 9.291 16.899 19.823 1.00102.79 ATOM 211 C LYS A 29 9.854 16.824 21.255 1.00103.97 ATOM 212 O LYS A 29 9.543 17.675 22.086 1.00104.42 ATOM 213 CB LYS A 29 7.782 16.616 19.793 1.00102.49 ATOM 214 N GLN A 30 10.684 15.814 21.525 1.00105.24 ATOM 215 CA GLN A 30 11.438 15.715 22.771 1.00106.68 ATOM 216 C GLN A 30 12.830 16.328 22.620 1.00107.65 ATOM 217 O GLN A 30 13.251 17.124 23.456 1.00107.80 ATOM 218 CB GLN A 30 11.556 14.255 23.218 1.00106.84 ATOM 219 CG GLN A 30 12.642 14.000 24.272 1.00107.80 ATOM 220 CD GLN A 30 13.086 12.542 24.362 1.00109.11 ATOM 221 OE1 GLN A 30 12.271 11.618 24.298 1.00109.96 ATOM 222 NE2 GLN A 30 14.388 12.335 24.531 1.00109.80 ATOM 223 N LEU A 31 13.538 15.952 21.553 1.00109.03 ATOM 224 CA LEU A 31 14.895 16.451 21.273 1.00110.28 ATOM 225 C LEU A 31 14.939 17.972 21.117 1.00111.28 ATOM 226 O LEU A 31 15.971 18.560 20.778 1.00111.58 ATOM 227 CB LEU A 31 15.479 15.780 20.027 1.00110.11 ATOM 228 CG LEU A 31 17.003 15.810 19.899 1.00110.29 ATOM 229 CD1 LEU A 31 17.655 14.924 20.961 1.00109.84 ATOM 230 CD2 LEU A 31 17.428 15.406 18.496 1.00110.87 ATOM 231 N GLN A 32 13.800 18.602 21.359 1.00112.45 ATOM 232 CA GLN A 32 13.742 20.036 21.504 1.00113.68 ATOM 233 C GLN A 32 13.788 20.343 23.010 1.00114.52 ATOM 234 O GLN A 32 12.861 20.942 23.570 1.00114.85 ATOM 235 CB GLN A 32 12.486 20.584 20.820 1.00113.54 ATOM 236 CG GLN A 32 12.421 20.222 19.346 1.00113.99 ATOM 237 CD GLN A 32 11.181 20.730 18.654 1.00115.06 ATOM 238 OE1 GLN A 32 10.419 21.524 19.214 1.00115.98 ATOM 239 NE2 GLN A 32 10.970 20.279 17.420 1.00114.95 ATOM 240 N ALA A 33 14.876 19.903 23.654 1.00115.34 ATOM 241 CA ALA A 33 15.110 20.125 25.092 1.00116.03 ATOM 242 C ALA A 33 16.361 20.985 25.381 1.00116.40 ATOM 243 O ALA A 33 16.430 21.688 26.405 1.00116.76 ATOM 244 CB ALA A 33 15.182 18.783 25.840 1.00115.95 ATOM 245 N ARG A 34 17.339 20.929 24.477 1.00116.52 ATOM 246 C1 GOL A 38 7.809 17.240 12.765 1.00 97.85 ATOM 247 O1 GOL A 38 6.964 17.393 11.643 1.00 97.75 ATOM 248 C2 GOL A 38 7.213 17.892 14.014 1.00 97.46 ATOM 249 O2 GOL A 38 7.097 19.288 13.830 1.00 98.25 ATOM 250 C3 GOL A 38 8.063 17.596 15.253 1.00 96.60 ATOM 251 O3 GOL A 38 9.323 17.093 14.877 1.00 95.00 TER