HEADER ANTIMICROBIAL PROTEIN 20-JUN-13 4LBB TITLE Crystal structure of human alpha-defensin 1 (HNP1) I20A mutant COMPND MOL_ID: 1; COMPND 2 MOLECULE: Neutrophil defensin 1; COMPND 3 CHAIN: A, B; COMPND 4 MUTATION: YES; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 1.72 ANGSTORMS DBREF 4LBB B 1 30 UNP P59665 DEF1_HUMAN 65 94 SEQRES 1 B 30 ALA CYS TYR CYS ARG ILE PRO ALA CYS ILE ALA GLY GLU SEQRES 2 B 30 ARG ARG TYR GLY THR CYS ALA TYR GLN GLY ARG LEU TRP SEQRES 3 B 30 ALA PHE CYS CYS ATOM 1 N ALA B 1 12.441 25.901 3.586 1.00 57.19 ATOM 2 CA ALA B 1 13.140 26.235 2.344 1.00 53.31 ATOM 3 C ALA B 1 12.815 25.210 1.288 1.00 47.39 ATOM 4 O ALA B 1 11.888 24.401 1.474 1.00 47.42 ATOM 5 CB ALA B 1 14.645 26.342 2.579 1.00 55.01 ATOM 6 N CYS B 2 13.512 25.236 0.153 1.00 42.01 ATOM 7 CA CYS B 2 13.229 24.259 -0.890 1.00 35.83 ATOM 8 C CYS B 2 14.456 23.429 -1.167 1.00 34.74 ATOM 9 O CYS B 2 15.569 23.963 -1.175 1.00 36.59 ATOM 10 CB CYS B 2 12.809 24.892 -2.224 1.00 34.27 ATOM 11 SG CYS B 2 11.400 26.012 -2.176 1.00 36.35 ATOM 12 N TYR B 3 14.226 22.149 -1.409 1.00 34.96 ATOM 13 CA TYR B 3 15.291 21.132 -1.527 1.00 36.53 ATOM 14 C TYR B 3 15.021 20.297 -2.796 1.00 32.20 ATOM 15 O TYR B 3 13.849 20.032 -3.144 1.00 32.26 ATOM 16 CB TYR B 3 15.273 20.141 -0.297 1.00 48.09 ATOM 17 CG TYR B 3 15.275 20.768 1.097 1.00 53.15 ATOM 18 CD1 TYR B 3 16.473 21.053 1.753 1.00 56.67 ATOM 19 CD2 TYR B 3 14.089 21.094 1.766 1.00 54.90 ATOM 20 CE1 TYR B 3 16.515 21.673 3.065 1.00 60.77 ATOM 21 CE2 TYR B 3 14.114 21.727 3.077 1.00 58.20 ATOM 22 CZ TYR B 3 15.340 22.007 3.714 1.00 60.90 ATOM 23 OH TYR B 3 15.411 22.595 4.969 1.00 63.31 ATOM 24 N CYS B 4 16.056 19.804 -3.482 1.00 30.43 ATOM 25 CA CYS B 4 15.787 18.717 -4.448 1.00 28.31 ATOM 26 C CYS B 4 15.882 17.399 -3.635 1.00 26.18 ATOM 27 O CYS B 4 16.795 17.253 -2.819 1.00 29.66 ATOM 28 CB CYS B 4 16.829 18.658 -5.546 1.00 30.08 ATOM 29 SG CYS B 4 16.834 20.157 -6.527 1.00 33.86 ATOM 30 N ARG B 5 14.955 16.470 -3.872 1.00 25.86 ATOM 31 CA ARG B 5 14.855 15.232 -3.079 1.00 28.71 ATOM 32 C ARG B 5 14.643 14.022 -3.980 1.00 28.73 ATOM 33 O ARG B 5 13.883 14.049 -4.970 1.00 27.22 ATOM 34 CB ARG B 5 13.617 15.230 -2.170 1.00 30.45 ATOM 35 CG ARG B 5 13.520 16.151 -0.984 1.00 32.82 ATOM 36 CD ARG B 5 12.522 15.529 0.066 1.00 58.46 ATOM 37 NE ARG B 5 12.059 16.517 1.038 1.00 59.38 ATOM 38 CZ ARG B 5 12.840 17.009 1.992 1.00 61.32 ATOM 39 NH1 ARG B 5 14.084 16.574 2.097 1.00 63.47 ATOM 40 NH2 ARG B 5 12.394 17.922 2.838 1.00 63.02 ATOM 41 N ILE B 6 15.315 12.946 -3.623 1.00 30.04 ATOM 42 CA ILE B 6 15.005 11.643 -4.179 1.00 30.00 ATOM 43 C ILE B 6 14.581 10.833 -2.982 1.00 28.94 ATOM 44 O ILE B 6 15.295 10.777 -1.966 1.00 30.26 ATOM 45 CB ILE B 6 16.251 11.032 -4.816 1.00 30.78 ATOM 46 CG1 ILE B 6 16.568 11.785 -6.106 1.00 31.49 ATOM 47 CG2 ILE B 6 16.093 9.525 -5.062 1.00 31.11 ATOM 48 CD1 ILE B 6 17.802 11.303 -6.826 1.00 33.93 ATOM 49 N PRO B 7 13.417 10.153 -3.074 1.00 29.86 ATOM 50 CA PRO B 7 12.573 9.962 -4.256 1.00 30.54 ATOM 51 C PRO B 7 11.329 10.865 -4.340 1.00 30.92 ATOM 52 O PRO B 7 10.681 10.858 -5.393 1.00 34.42 ATOM 53 CB PRO B 7 12.064 8.551 -4.047 1.00 31.40 ATOM 54 CG PRO B 7 11.876 8.474 -2.584 1.00 32.50 ATOM 55 CD PRO B 7 12.947 9.339 -1.950 1.00 32.34 ATOM 56 N ALA B 8 10.969 11.569 -3.285 1.00 31.17 ATOM 57 CA ALA B 8 9.659 12.227 -3.219 1.00 29.75 ATOM 58 C ALA B 8 9.628 13.246 -2.172 1.00 28.69 ATOM 59 O ALA B 8 10.407 13.193 -1.241 1.00 30.95 ATOM 60 CB ALA B 8 8.566 11.204 -2.899 1.00 31.66 ATOM 61 N CYS B 9 8.685 14.180 -2.281 1.00 29.44 ATOM 62 CA CYS B 9 8.488 15.159 -1.232 1.00 30.53 ATOM 63 C CYS B 9 7.717 14.519 -0.060 1.00 31.38 ATOM 64 O CYS B 9 6.976 13.544 -0.271 1.00 31.27 ATOM 65 CB CYS B 9 7.727 16.339 -1.798 1.00 29.89 ATOM 66 SG CYS B 9 8.532 17.191 -3.154 1.00 34.29 ATOM 67 N ILE B 10 7.928 15.006 1.167 1.00 33.06 ATOM 68 CA ILE B 10 7.226 14.434 2.330 1.00 36.15 ATOM 69 C ILE B 10 6.031 15.274 2.763 1.00 34.49 ATOM 70 O ILE B 10 5.889 16.417 2.343 1.00 35.15 ATOM 71 CB ILE B 10 8.131 14.200 3.543 1.00 42.62 ATOM 72 CG1 ILE B 10 8.891 15.474 3.914 1.00 45.20 ATOM 73 CG2 ILE B 10 9.084 13.083 3.246 1.00 43.72 ATOM 74 CD1 ILE B 10 9.449 15.435 5.328 1.00 49.75 ATOM 75 N ALA B 11 5.175 14.706 3.605 1.00 35.40 ATOM 76 CA ALA B 11 3.941 15.381 3.983 1.00 35.87 ATOM 77 C ALA B 11 4.313 16.684 4.670 1.00 38.79 ATOM 78 O ALA B 11 5.300 16.764 5.437 1.00 39.02 ATOM 79 CB ALA B 11 3.068 14.524 4.887 1.00 37.07 ATOM 80 N GLY B 12 3.540 17.716 4.380 1.00 39.13 ATOM 81 CA GLY B 12 3.905 19.019 4.862 1.00 42.21 ATOM 82 C GLY B 12 4.656 19.763 3.782 1.00 40.62 ATOM 83 O GLY B 12 4.764 20.980 3.865 1.00 44.15 ATOM 84 N GLU B 13 5.201 19.061 2.796 1.00 37.98 ATOM 85 CA GLU B 13 5.795 19.714 1.634 1.00 35.70 ATOM 86 C GLU B 13 4.861 19.553 0.433 1.00 34.26 ATOM 87 O GLU B 13 3.864 18.828 0.500 1.00 34.54 ATOM 88 CB GLU B 13 7.162 19.108 1.263 1.00 35.02 ATOM 89 CG GLU B 13 8.284 19.445 2.197 1.00 39.40 ATOM 90 CD GLU B 13 9.495 18.548 2.019 1.00 40.43 ATOM 91 OE1 GLU B 13 9.413 17.532 1.270 1.00 40.13 ATOM 92 OE2 GLU B 13 10.541 18.853 2.660 1.00 42.26 ATOM 93 N ARG B 14 5.204 20.241 -0.648 1.00 32.65 ATOM 94 CA ARG B 14 4.575 20.059 -1.946 1.00 32.66 ATOM 95 C ARG B 14 5.660 20.068 -2.983 1.00 30.69 ATOM 96 O ARG B 14 6.721 20.635 -2.778 1.00 31.53 ATOM 97 CB ARG B 14 3.539 21.159 -2.227 1.00 36.21 ATOM 98 CG ARG B 14 2.261 20.944 -1.453 1.00 41.09 ATOM 99 CD ARG B 14 1.151 21.911 -1.847 1.00 46.83 ATOM 100 NE ARG B 14 -0.044 21.627 -1.057 1.00 55.07 ATOM 101 CZ ARG B 14 -0.937 20.671 -1.334 1.00 59.36 ATOM 102 NH1 ARG B 14 -0.798 19.909 -2.420 1.00 58.32 ATOM 103 NH2 ARG B 14 -1.981 20.488 -0.526 1.00 63.82 ATOM 104 N ARG B 15 5.420 19.382 -4.084 1.00 31.96 ATOM 105 CA ARG B 15 6.404 19.336 -5.141 1.00 30.91 ATOM 106 C ARG B 15 6.127 20.463 -6.114 1.00 32.07 ATOM 107 O ARG B 15 4.982 20.690 -6.568 1.00 33.85 ATOM 108 CB ARG B 15 6.355 17.992 -5.842 1.00 30.10 ATOM 109 CG ARG B 15 7.215 17.913 -7.043 1.00 29.91 ATOM 110 CD ARG B 15 7.423 16.467 -7.467 1.00 32.81 ATOM 111 NE ARG B 15 8.368 16.398 -8.581 1.00 33.94 ATOM 112 CZ ARG B 15 8.743 15.273 -9.186 1.00 38.12 ATOM 113 NH1 ARG B 15 8.265 14.098 -8.773 1.00 40.48 ATOM 114 NH2 ARG B 15 9.587 15.310 -10.213 1.00 38.70 ATOM 115 N TYR B 16 7.183 21.181 -6.428 1.00 33.55 ATOM 116 CA TYR B 16 7.097 22.313 -7.331 1.00 33.93 ATOM 117 C TYR B 16 8.105 22.049 -8.450 1.00 33.70 ATOM 118 O TYR B 16 9.129 22.701 -8.573 1.00 36.24 ATOM 119 CB TYR B 16 7.371 23.609 -6.560 1.00 33.52 ATOM 120 CG TYR B 16 6.363 23.920 -5.439 1.00 35.43 ATOM 121 CD1 TYR B 16 5.206 24.655 -5.679 1.00 36.14 ATOM 122 CD2 TYR B 16 6.583 23.494 -4.136 1.00 35.31 ATOM 123 CE1 TYR B 16 4.286 24.949 -4.647 1.00 37.97 ATOM 124 CE2 TYR B 16 5.679 23.791 -3.101 1.00 36.00 ATOM 125 CZ TYR B 16 4.540 24.508 -3.364 1.00 37.55 ATOM 126 OH TYR B 16 3.670 24.776 -2.345 1.00 40.49 ATOM 127 N GLY B 17 7.796 21.078 -9.291 1.00 34.22 ATOM 128 CA GLY B 17 8.668 20.769 -10.409 1.00 34.58 ATOM 129 C GLY B 17 9.799 19.801 -10.062 1.00 34.41 ATOM 130 O GLY B 17 9.706 19.002 -9.134 1.00 33.70 ATOM 131 N THR B 18 10.882 19.884 -10.816 1.00 32.43 ATOM 132 CA THR B 18 11.845 18.785 -10.880 1.00 32.45 ATOM 133 C THR B 18 13.287 19.298 -11.006 1.00 31.33 ATOM 134 O THR B 18 13.510 20.309 -11.676 1.00 33.35 ATOM 135 CB THR B 18 11.500 17.941 -12.108 1.00 32.85 ATOM 136 OG1 THR B 18 10.155 17.472 -11.986 1.00 33.76 ATOM 137 CG2 THR B 18 12.455 16.758 -12.264 1.00 32.59 ATOM 138 N CYS B 19 14.266 18.608 -10.397 1.00 29.38 ATOM 139 CA CYS B 19 15.674 18.914 -10.664 1.00 31.39 ATOM 140 C CYS B 19 16.314 17.799 -11.499 1.00 31.51 ATOM 141 O CYS B 19 15.960 16.601 -11.344 1.00 30.70 ATOM 142 CB CYS B 19 16.411 19.008 -9.345 1.00 32.17 ATOM 143 SG CYS B 19 15.494 19.788 -8.010 1.00 32.38 ATOM 144 N ALA B 20 17.198 18.176 -12.422 1.00 32.67 ATOM 145 CA ALA B 20 18.096 17.211 -13.038 1.00 35.12 ATOM 146 C ALA B 20 19.512 17.600 -12.613 1.00 36.99 ATOM 147 O ALA B 20 20.009 18.682 -12.934 1.00 38.06 ATOM 148 CB ALA B 20 17.954 17.170 -14.572 1.00 37.69 ATOM 149 N TYR B 21 20.167 16.711 -11.878 1.00 37.22 ATOM 150 CA TYR B 21 21.443 17.048 -11.344 1.00 38.07 ATOM 151 C TYR B 21 22.132 15.727 -11.161 1.00 41.67 ATOM 152 O TYR B 21 21.507 14.751 -10.742 1.00 40.31 ATOM 153 CB TYR B 21 21.213 17.799 -10.047 1.00 36.02 ATOM 154 CG TYR B 21 22.422 18.188 -9.266 1.00 39.19 ATOM 155 CD1 TYR B 21 23.270 19.184 -9.690 1.00 42.01 ATOM 156 CD2 TYR B 21 22.689 17.585 -8.067 1.00 40.83 ATOM 157 CE1 TYR B 21 24.364 19.533 -8.949 1.00 46.85 ATOM 158 CE2 TYR B 21 23.758 17.923 -7.334 1.00 44.44 ATOM 159 CZ TYR B 21 24.604 18.895 -7.755 1.00 48.22 ATOM 160 OH TYR B 21 25.711 19.227 -6.975 1.00 53.28 ATOM 161 N GLN B 22 23.402 15.690 -11.540 1.00 44.71 ATOM 162 CA GLN B 22 24.234 14.497 -11.391 1.00 49.85 ATOM 163 C GLN B 22 23.609 13.239 -11.962 1.00 49.53 ATOM 164 O GLN B 22 23.679 12.188 -11.333 1.00 50.69 ATOM 165 CB GLN B 22 24.575 14.280 -9.923 1.00 51.57 ATOM 166 CG GLN B 22 25.286 15.472 -9.337 1.00 56.10 ATOM 167 CD GLN B 22 26.205 15.092 -8.215 1.00 62.64 ATOM 168 OE1 GLN B 22 26.968 14.128 -8.328 1.00 67.09 ATOM 169 NE2 GLN B 22 26.146 15.846 -7.111 1.00 63.50 ATOM 170 N GLY B 23 23.010 13.352 -13.147 1.00 49.18 ATOM 171 CA GLY B 23 22.436 12.208 -13.843 1.00 50.33 ATOM 172 C GLY B 23 21.208 11.586 -13.193 1.00 47.04 ATOM 173 O GLY B 23 20.822 10.461 -13.530 1.00 48.44 ATOM 174 N ARG B 24 20.596 12.289 -12.256 1.00 43.85 ATOM 175 CA ARG B 24 19.385 11.783 -11.636 1.00 41.38 ATOM 176 C ARG B 24 18.321 12.846 -11.715 1.00 39.70 ATOM 177 O ARG B 24 18.635 14.027 -11.853 1.00 39.72 ATOM 178 CB ARG B 24 19.627 11.411 -10.164 1.00 42.61 ATOM 179 CG ARG B 24 20.662 10.303 -9.920 1.00 48.54 ATOM 180 CD ARG B 24 20.185 8.941 -10.386 1.00 54.80 ATOM 181 NE ARG B 24 18.882 8.592 -9.813 1.00 56.22 ATOM 182 CZ ARG B 24 18.693 7.838 -8.723 1.00 59.46 ATOM 183 NH1 ARG B 24 19.730 7.325 -8.058 1.00 63.76 ATOM 184 NH2 ARG B 24 17.457 7.584 -8.295 1.00 58.11 ATOM 185 N LEU B 25 17.064 12.424 -11.615 1.00 38.15 ATOM 186 CA LEU B 25 15.955 13.352 -11.494 1.00 37.49 ATOM 187 C LEU B 25 15.512 13.412 -10.047 1.00 33.41 ATOM 188 O LEU B 25 15.541 12.408 -9.316 1.00 35.76 ATOM 189 CB LEU B 25 14.798 12.907 -12.345 1.00 39.08 ATOM 190 CG LEU B 25 15.130 12.872 -13.817 1.00 44.05 ATOM 191 CD1 LEU B 25 13.887 12.451 -14.539 1.00 46.92 ATOM 192 CD2 LEU B 25 15.587 14.205 -14.305 1.00 44.81 ATOM 193 N TRP B 26 15.123 14.605 -9.639 1.00 30.54 ATOM 194 CA TRP B 26 14.789 14.898 -8.261 1.00 29.62 ATOM 195 C TRP B 26 13.474 15.666 -8.228 1.00 28.85 ATOM 196 O TRP B 26 13.241 16.568 -9.059 1.00 28.54 ATOM 197 CB TRP B 26 15.874 15.772 -7.597 1.00 28.75 ATOM 198 CG TRP B 26 17.298 15.322 -7.786 1.00 30.20 ATOM 199 CD1 TRP B 26 17.993 15.271 -8.971 1.00 30.81 ATOM 200 CD2 TRP B 26 18.229 14.913 -6.758 1.00 31.71 ATOM 201 NE1 TRP B 26 19.287 14.827 -8.745 1.00 33.92 ATOM 202 CE2 TRP B 26 19.452 14.603 -7.400 1.00 33.46 ATOM 203 CE3 TRP B 26 18.146 14.768 -5.362 1.00 31.89 ATOM 204 CZ2 TRP B 26 20.565 14.167 -6.703 1.00 37.18 ATOM 205 CZ3 TRP B 26 19.263 14.330 -4.668 1.00 33.50 ATOM 206 CH2 TRP B 26 20.459 14.033 -5.336 1.00 36.54 ATOM 207 N ALA B 27 12.624 15.370 -7.236 1.00 29.58 ATOM 208 CA ALA B 27 11.493 16.255 -6.938 1.00 28.45 ATOM 209 C ALA B 27 12.045 17.565 -6.330 1.00 28.47 ATOM 210 O ALA B 27 12.961 17.562 -5.474 1.00 30.16 ATOM 211 CB ALA B 27 10.506 15.591 -5.958 1.00 27.84 ATOM 212 N PHE B 28 11.512 18.701 -6.777 1.00 28.28 ATOM 213 CA PHE B 28 11.830 19.963 -6.120 1.00 28.63 ATOM 214 C PHE B 28 10.730 20.203 -5.067 1.00 27.97 ATOM 215 O PHE B 28 9.543 20.327 -5.402 1.00 28.99 ATOM 216 CB PHE B 28 11.811 21.105 -7.135 1.00 29.83 ATOM 217 CG PHE B 28 12.391 22.388 -6.606 1.00 30.05 ATOM 218 CD1 PHE B 28 13.740 22.483 -6.299 1.00 31.27 ATOM 219 CD2 PHE B 28 11.591 23.503 -6.436 1.00 32.24 ATOM 220 CE1 PHE B 28 14.253 23.655 -5.806 1.00 33.29 ATOM 221 CE2 PHE B 28 12.111 24.685 -5.954 1.00 34.39 ATOM 222 CZ PHE B 28 13.453 24.746 -5.643 1.00 35.10 ATOM 223 N CYS B 29 11.122 20.233 -3.801 1.00 29.38 ATOM 224 CA CYS B 29 10.189 20.190 -2.670 1.00 30.46 ATOM 225 C CYS B 29 10.261 21.466 -1.842 1.00 34.24 ATOM 226 O CYS B 29 11.358 21.972 -1.511 1.00 35.00 ATOM 227 CB CYS B 29 10.476 18.960 -1.766 1.00 35.85 ATOM 228 SG CYS B 29 10.502 17.402 -2.642 1.00 32.99 ATOM 229 N CYS B 30 9.104 21.984 -1.481 1.00 39.33 ATOM 230 CA CYS B 30 9.077 23.153 -0.617 1.00 28.40 ATOM 231 C CYS B 30 8.114 23.002 0.545 1.00 35.24 ATOM 232 O CYS B 30 7.024 22.446 0.351 1.00 36.03 ATOM 233 CB CYS B 30 8.681 24.374 -1.431 1.00 30.64 ATOM 234 SG CYS B 30 9.835 24.844 -2.699 1.00 35.00 ATOM 235 OXT CYS B 30 8.389 23.461 1.679 1.00 38.31 ATOM 236 CL CL B 101 1.438 16.012 7.820 1.00 59.76 ATOM 237 CL CL B 102 11.339 12.176 -9.204 1.00 69.24 ATOM 238 CL CL B 105 1.265 17.856 2.076 1.00 66.49 TER