HEADER ANTIMICROBIAL PROTEIN 20-JUN-13 4LB7 TITLE Crystal structure of human alpha-defensin 1 (HNP1) TITLE 2 Y16A/I20A/L25A/F28A mutant. COMPND MOL_ID: 1; COMPND 2 MOLECULE: Neutrophil defensin 1; COMPND 3 CHAIN: D, E, A, B; COMPND 4 MUTATION: YES; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 1.90 ANGSTORMS DBREF 4LB7 A 1 30 UNP P59665 DEF1_HUMAN 65 94 SEQRES 1 A 30 ALA CYS TYR CYS ARG ILE PRO ALA CYS ILE ALA GLY GLU SEQRES 2 A 30 ARG ARG ALA GLY THR CYS ALA TYR GLN GLY ARG ALA TRP SEQRES 3 A 30 ALA ALA CYS CYS ATOM 1 N ALA A 1 26.973 22.518 34.264 1.00 92.94 ATOM 2 CA ALA A 1 27.134 21.696 33.078 1.00 82.66 ATOM 3 C ALA A 1 26.676 22.430 31.836 1.00 82.53 ATOM 4 O ALA A 1 27.215 23.477 31.469 1.00 84.67 ATOM 5 CB ALA A 1 26.353 20.379 33.217 1.00 82.03 ATOM 6 N CYS A 2 25.676 21.859 31.176 1.00 78.94 ATOM 7 CA CYS A 2 25.340 22.285 29.834 1.00 64.78 ATOM 8 C CYS A 2 23.843 22.477 29.668 1.00 63.14 ATOM 9 O CYS A 2 23.043 21.872 30.377 1.00 60.08 ATOM 10 CB CYS A 2 25.918 21.293 28.831 1.00 79.27 ATOM 11 SG CYS A 2 27.636 20.912 29.264 1.00 84.63 ATOM 12 N TYR A 3 23.480 23.358 28.745 1.00 58.20 ATOM 13 CA TYR A 3 22.103 23.824 28.612 1.00 57.88 ATOM 14 C TYR A 3 21.669 23.530 27.183 1.00 55.56 ATOM 15 O TYR A 3 22.469 23.654 26.262 1.00 58.37 ATOM 16 CB TYR A 3 22.034 25.322 28.928 1.00 65.47 ATOM 17 CG TYR A 3 20.637 25.887 29.026 1.00 65.06 ATOM 18 CD1 TYR A 3 19.919 25.812 30.203 1.00 70.82 ATOM 19 CD2 TYR A 3 20.047 26.524 27.941 1.00 71.50 ATOM 20 CE1 TYR A 3 18.636 26.334 30.295 1.00 73.27 ATOM 21 CE2 TYR A 3 18.763 27.052 28.028 1.00 72.77 ATOM 22 CZ TYR A 3 18.067 26.951 29.204 1.00 73.65 ATOM 23 OH TYR A 3 16.800 27.473 29.301 1.00 81.22 ATOM 24 N CYS A 4 20.430 23.091 26.996 1.00 60.19 ATOM 25 CA CYS A 4 19.985 22.685 25.660 1.00 58.73 ATOM 26 C CYS A 4 19.294 23.828 24.943 1.00 62.47 ATOM 27 O CYS A 4 18.420 24.503 25.521 1.00 59.97 ATOM 28 CB CYS A 4 19.042 21.494 25.767 1.00 62.95 ATOM 29 SG CYS A 4 19.744 20.109 26.700 1.00 65.17 ATOM 30 N ARG A 5 19.721 24.070 23.703 1.00 63.25 ATOM 31 CA ARG A 5 19.187 25.170 22.885 1.00 64.13 ATOM 32 C ARG A 5 18.985 24.749 21.433 1.00 66.34 ATOM 33 O ARG A 5 19.679 23.866 20.925 1.00 63.72 ATOM 34 CB ARG A 5 20.184 26.330 22.840 1.00 70.12 ATOM 35 CG ARG A 5 20.693 26.809 24.174 1.00 68.75 ATOM 36 CD ARG A 5 21.296 28.199 24.030 1.00 77.27 ATOM 37 NE ARG A 5 21.985 28.593 25.250 1.00 75.63 ATOM 38 CZ ARG A 5 21.387 29.182 26.275 1.00 69.44 ATOM 39 NH1 ARG A 5 20.093 29.464 26.218 1.00 78.21 ATOM 40 NH2 ARG A 5 22.086 29.494 27.354 1.00 70.85 ATOM 41 N ILE A 6 18.072 25.425 20.749 1.00 72.46 ATOM 42 CA ILE A 6 18.026 25.399 19.295 1.00 74.31 ATOM 43 C ILE A 6 17.977 26.852 18.836 1.00 78.73 ATOM 44 O ILE A 6 17.448 27.699 19.551 1.00 76.62 ATOM 45 CB ILE A 6 16.790 24.653 18.765 1.00 79.57 ATOM 46 CG1 ILE A 6 15.527 25.244 19.390 1.00 77.06 ATOM 47 CG2 ILE A 6 16.882 23.172 19.058 1.00 73.79 ATOM 48 CD1 ILE A 6 14.258 24.581 18.924 1.00 85.69 ATOM 49 N PRO A 7 18.546 27.155 17.659 1.00 78.58 ATOM 50 CA PRO A 7 19.223 26.218 16.765 1.00 87.02 ATOM 51 C PRO A 7 20.676 25.999 17.167 1.00 85.22 ATOM 52 O PRO A 7 21.235 24.982 16.770 1.00 87.93 ATOM 53 CB PRO A 7 19.179 26.950 15.427 1.00 89.01 ATOM 54 CG PRO A 7 19.327 28.375 15.817 1.00 88.89 ATOM 55 CD PRO A 7 18.526 28.519 17.097 1.00 86.11 ATOM 56 N ALA A 8 21.277 26.910 17.932 1.00 83.93 ATOM 57 CA ALA A 8 22.699 26.774 18.268 1.00 80.61 ATOM 58 C ALA A 8 23.071 27.469 19.578 1.00 76.76 ATOM 59 O ALA A 8 22.270 28.193 20.159 1.00 73.90 ATOM 60 CB ALA A 8 23.561 27.317 17.131 1.00 83.03 ATOM 61 N CYS A 9 24.297 27.240 20.038 1.00 75.87 ATOM 62 CA CYS A 9 24.759 27.822 21.294 1.00 79.51 ATOM 63 C CYS A 9 24.940 29.341 21.166 1.00 78.16 ATOM 64 O CYS A 9 25.081 29.860 20.060 1.00 89.91 ATOM 65 CB CYS A 9 26.053 27.135 21.720 1.00 72.42 ATOM 66 SG CYS A 9 25.818 25.367 22.012 1.00 72.11 ATOM 67 N ILE A 10 24.918 30.055 22.288 1.00 80.31 ATOM 68 CA ILE A 10 25.126 31.503 22.252 1.00 86.18 ATOM 69 C ILE A 10 26.545 31.864 22.694 1.00 86.10 ATOM 70 O ILE A 10 27.291 31.006 23.159 1.00 86.76 ATOM 71 CB ILE A 10 24.101 32.256 23.114 1.00 89.35 ATOM 72 CG1 ILE A 10 22.818 31.444 23.223 1.00 83.23 ATOM 73 CG2 ILE A 10 23.806 33.628 22.519 1.00102.70 ATOM 74 CD1 ILE A 10 21.803 32.047 24.139 1.00 92.82 ATOM 75 N ALA A 11 26.908 33.135 22.553 1.00 92.42 ATOM 76 CA ALA A 11 28.216 33.619 22.982 1.00 90.95 ATOM 77 C ALA A 11 28.492 33.264 24.442 1.00 91.82 ATOM 78 O ALA A 11 27.623 33.414 25.300 1.00 91.37 ATOM 79 CB ALA A 11 28.293 35.115 22.790 1.00 93.86 ATOM 80 N GLY A 12 29.705 32.794 24.716 1.00 89.57 ATOM 81 CA GLY A 12 30.049 32.318 26.042 1.00 91.34 ATOM 82 C GLY A 12 29.973 30.805 26.148 1.00 93.28 ATOM 83 O GLY A 12 30.580 30.206 27.038 1.00101.65 ATOM 84 N GLU A 13 29.228 30.181 25.239 1.00 84.48 ATOM 85 CA GLU A 13 29.069 28.731 25.254 1.00 77.32 ATOM 86 C GLU A 13 29.808 28.060 24.104 1.00 70.94 ATOM 87 O GLU A 13 30.151 28.711 23.115 1.00 76.15 ATOM 88 CB GLU A 13 27.593 28.356 25.157 1.00 69.52 ATOM 89 CG GLU A 13 26.709 29.020 26.190 1.00 70.34 ATOM 90 CD GLU A 13 25.251 28.682 25.996 1.00 64.45 ATOM 91 OE1 GLU A 13 24.805 28.631 24.830 1.00 67.60 ATOM 92 OE2 GLU A 13 24.550 28.480 27.009 1.00 73.04 ATOM 93 N ARG A 14 29.996 26.744 24.226 1.00 82.64 ATOM 94 CA ARG A 14 30.525 25.905 23.148 1.00 79.04 ATOM 95 C ARG A 14 29.620 24.688 22.998 1.00 74.27 ATOM 96 O ARG A 14 29.096 24.164 23.985 1.00 76.18 ATOM 97 CB ARG A 14 31.965 25.436 23.422 1.00 93.07 ATOM 98 CG ARG A 14 32.055 24.066 24.127 1.00101.77 ATOM 99 CD ARG A 14 33.410 23.769 24.770 1.00110.04 ATOM 100 NE ARG A 14 33.310 22.801 25.864 1.00105.65 ATOM 101 CZ ARG A 14 33.309 23.130 27.152 1.00109.93 ATOM 102 NH1 ARG A 14 33.437 24.402 27.509 1.00113.48 ATOM 103 NH2 ARG A 14 33.208 22.190 28.087 1.00110.20 ATOM 104 N ARG A 15 29.407 24.240 21.770 1.00 79.64 ATOM 105 CA ARG A 15 28.589 23.056 21.576 1.00 78.97 ATOM 106 C ARG A 15 29.396 21.799 21.856 1.00 87.38 ATOM 107 O ARG A 15 30.465 21.595 21.272 1.00 90.16 ATOM 108 CB ARG A 15 27.990 23.022 20.172 1.00 81.88 ATOM 109 CG ARG A 15 27.199 21.753 19.885 1.00 86.22 ATOM 110 CD ARG A 15 26.466 21.848 18.567 1.00 88.72 ATOM 111 NE ARG A 15 25.625 20.680 18.343 1.00 92.78 ATOM 112 CZ ARG A 15 24.548 20.682 17.574 1.00 97.93 ATOM 113 NH1 ARG A 15 24.167 21.794 16.959 1.00 95.93 ATOM 114 NH2 ARG A 15 23.840 19.573 17.437 1.00107.02 ATOM 115 N ALA A 16 28.870 20.934 22.717 1.00 80.34 ATOM 116 CA ALA A 16 29.619 19.754 23.127 1.00 89.29 ATOM 117 C ALA A 16 28.865 18.474 22.815 1.00 91.11 ATOM 118 O ALA A 16 29.402 17.376 22.962 1.00 90.15 ATOM 119 CB ALA A 16 29.943 19.824 24.604 1.00 84.73 ATOM 120 N GLY A 17 27.622 18.614 22.369 1.00 81.32 ATOM 121 CA GLY A 17 26.828 17.443 22.068 1.00 80.46 ATOM 122 C GLY A 17 25.392 17.773 21.757 1.00 72.25 ATOM 123 O GLY A 17 25.073 18.855 21.247 1.00 72.27 ATOM 124 N THR A 18 24.508 16.829 22.054 1.00 76.20 ATOM 125 CA THR A 18 23.092 17.039 21.773 1.00 73.60 ATOM 126 C THR A 18 22.216 16.691 22.955 1.00 73.06 ATOM 127 O THR A 18 22.626 15.979 23.874 1.00 77.59 ATOM 128 CB THR A 18 22.604 16.206 20.562 1.00 86.14 ATOM 129 OG1 THR A 18 23.410 15.035 20.454 1.00 98.49 ATOM 130 CG2 THR A 18 22.747 16.988 19.289 1.00 96.13 ATOM 131 N CYS A 19 21.005 17.234 22.930 1.00 67.69 ATOM 132 CA CYS A 19 19.980 16.780 23.842 1.00 63.16 ATOM 133 C CYS A 19 18.849 16.219 23.000 1.00 64.94 ATOM 134 O CYS A 19 18.693 16.573 21.832 1.00 71.79 ATOM 135 CB CYS A 19 19.476 17.909 24.737 1.00 69.37 ATOM 136 SG CYS A 19 20.736 19.098 25.242 1.00 66.23 ATOM 137 N ALA A 20 18.060 15.359 23.622 1.00 66.61 ATOM 138 CA ALA A 20 16.937 14.746 22.971 1.00 73.44 ATOM 139 C ALA A 20 15.803 14.761 23.968 1.00 79.73 ATOM 140 O ALA A 20 15.868 14.121 25.019 1.00 70.97 ATOM 141 CB ALA A 20 17.286 13.314 22.569 1.00 77.77 ATOM 142 N TYR A 21 14.770 15.521 23.642 1.00 74.38 ATOM 143 CA TYR A 21 13.560 15.537 24.438 1.00 74.76 ATOM 144 C TYR A 21 12.490 16.304 23.691 1.00 76.64 ATOM 145 O TYR A 21 12.798 17.108 22.806 1.00 71.36 ATOM 146 CB TYR A 21 13.786 16.142 25.820 1.00 73.23 ATOM 147 CG TYR A 21 14.257 17.572 25.821 1.00 74.05 ATOM 148 CD1 TYR A 21 13.354 18.621 25.754 1.00 72.19 ATOM 149 CD2 TYR A 21 15.606 17.876 25.937 1.00 68.35 ATOM 150 CE1 TYR A 21 13.785 19.941 25.779 1.00 70.09 ATOM 151 CE2 TYR A 21 16.043 19.192 25.959 1.00 69.24 ATOM 152 CZ TYR A 21 15.130 20.219 25.879 1.00 70.69 ATOM 153 OH TYR A 21 15.578 21.534 25.914 1.00 67.64 ATOM 154 N GLN A 22 11.242 16.050 24.062 1.00 77.17 ATOM 155 CA GLN A 22 10.096 16.572 23.329 1.00 75.85 ATOM 156 C GLN A 22 10.171 16.345 21.818 1.00 86.87 ATOM 157 O GLN A 22 9.672 17.154 21.026 1.00 92.46 ATOM 158 CB GLN A 22 9.879 18.041 23.680 1.00 82.33 ATOM 159 CG GLN A 22 9.507 18.261 25.142 1.00 82.97 ATOM 160 CD GLN A 22 8.014 18.101 25.380 1.00 96.70 ATOM 161 OE1 GLN A 22 7.313 17.446 24.604 1.00103.36 ATOM 162 NE2 GLN A 22 7.515 18.723 26.441 1.00 99.45 ATOM 163 N GLY A 23 10.795 15.238 21.421 1.00 80.22 ATOM 164 CA GLY A 23 10.748 14.822 20.034 1.00 87.19 ATOM 165 C GLY A 23 11.814 15.441 19.155 1.00 87.71 ATOM 166 O GLY A 23 11.872 15.156 17.960 1.00 92.47 ATOM 167 N ARG A 24 12.636 16.321 19.713 1.00 78.44 ATOM 168 CA ARG A 24 13.628 16.980 18.873 1.00 83.24 ATOM 169 C ARG A 24 15.058 16.919 19.387 1.00 82.92 ATOM 170 O ARG A 24 15.308 16.464 20.500 1.00 74.05 ATOM 171 CB ARG A 24 13.170 18.387 18.498 1.00 88.94 ATOM 172 CG ARG A 24 12.874 19.333 19.639 1.00 90.19 ATOM 173 CD ARG A 24 12.221 20.546 19.005 1.00 84.70 ATOM 174 NE ARG A 24 12.915 20.906 17.778 1.00 81.75 ATOM 175 CZ ARG A 24 12.702 22.002 17.070 1.00 80.26 ATOM 176 NH1 ARG A 24 11.727 22.839 17.397 1.00 76.75 ATOM 177 NH2 ARG A 24 13.413 22.209 15.973 1.00 91.06 ATOM 178 N ALA A 25 15.995 17.334 18.546 1.00 77.18 ATOM 179 CA ALA A 25 17.405 17.273 18.904 1.00 75.26 ATOM 180 C ALA A 25 17.794 18.690 19.213 1.00 72.29 ATOM 181 O ALA A 25 17.435 19.599 18.475 1.00 71.16 ATOM 182 CB ALA A 25 18.232 16.718 17.752 1.00 82.43 ATOM 183 N TRP A 26 18.449 18.890 20.348 1.00 66.96 ATOM 184 CA TRP A 26 18.873 20.213 20.778 1.00 66.67 ATOM 185 C TRP A 26 20.391 20.216 20.862 1.00 75.06 ATOM 186 O TRP A 26 20.996 19.166 21.032 1.00 76.10 ATOM 187 CB TRP A 26 18.284 20.530 22.154 1.00 59.40 ATOM 188 CG TRP A 26 16.796 20.278 22.292 1.00 60.14 ATOM 189 CD1 TRP A 26 16.161 19.069 22.332 1.00 65.24 ATOM 190 CD2 TRP A 26 15.772 21.275 22.431 1.00 63.57 ATOM 191 NE1 TRP A 26 14.804 19.250 22.475 1.00 64.55 ATOM 192 CE2 TRP A 26 14.539 20.602 22.543 1.00 60.50 ATOM 193 CE3 TRP A 26 15.775 22.671 22.476 1.00 65.87 ATOM 194 CZ2 TRP A 26 13.328 21.269 22.690 1.00 65.41 ATOM 195 CZ3 TRP A 26 14.568 23.345 22.627 1.00 68.10 ATOM 196 CH2 TRP A 26 13.361 22.644 22.728 1.00 67.91 ATOM 197 N ALA A 27 21.021 21.375 20.723 1.00 72.64 ATOM 198 CA ALA A 27 22.460 21.437 20.945 1.00 76.28 ATOM 199 C ALA A 27 22.704 21.441 22.438 1.00 69.16 ATOM 200 O ALA A 27 21.987 22.120 23.171 1.00 63.65 ATOM 201 CB ALA A 27 23.037 22.695 20.323 1.00 71.76 ATOM 202 N ALA A 28 23.708 20.698 22.901 1.00 64.77 ATOM 203 CA ALA A 28 24.114 20.818 24.290 1.00 62.72 ATOM 204 C ALA A 28 25.233 21.840 24.365 1.00 71.87 ATOM 205 O ALA A 28 26.305 21.659 23.773 1.00 69.99 ATOM 206 CB ALA A 28 24.593 19.477 24.851 1.00 64.84 ATOM 207 N CYS A 29 24.988 22.905 25.115 1.00 69.57 ATOM 208 CA CYS A 29 25.887 24.043 25.135 1.00 68.33 ATOM 209 C CYS A 29 26.586 24.207 26.478 1.00 64.45 ATOM 210 O CYS A 29 25.933 24.358 27.507 1.00 63.98 ATOM 211 CB CYS A 29 25.115 25.309 24.760 1.00 73.01 ATOM 212 SG CYS A 29 24.181 25.142 23.214 1.00 66.96 ATOM 213 N CYS A 30 27.915 24.183 26.447 1.00 80.45 ATOM 214 CA CYS A 30 28.721 24.131 27.655 1.00 63.37 ATOM 215 C CYS A 30 29.669 25.323 27.784 1.00 66.73 ATOM 216 O CYS A 30 29.727 26.201 26.925 1.00 73.67 ATOM 217 CB CYS A 30 29.507 22.817 27.694 1.00 66.29 ATOM 218 SG CYS A 30 28.474 21.362 27.479 1.00 78.86 ATOM 219 OXT CYS A 30 30.404 25.432 28.770 1.00 80.81 TER