HEADER ANTIMICROBIAL PROTEIN 20-JUN-13 4LB1 TITLE Crystal structure of human alpha-defensin 1 (HNP1) Y16A/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. 2.00 ANGSTORMS DBREF 4LB1 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 ILE TYR GLN GLY ARG LEU TRP SEQRES 3 A 30 ALA ALA CYS CYS ATOM 1 N ALA A 1 36.504 2.279 1.103 1.00 72.40 ATOM 2 CA ALA A 1 35.968 2.772 2.348 1.00 66.10 ATOM 3 C ALA A 1 35.805 4.271 2.159 1.00 64.44 ATOM 4 O ALA A 1 36.788 5.004 2.095 1.00 63.56 ATOM 5 CB ALA A 1 36.913 2.474 3.454 1.00 76.72 ATOM 6 N CYS A 2 34.573 4.742 2.010 1.00 59.97 ATOM 7 CA CYS A 2 34.420 6.166 1.817 1.00 46.25 ATOM 8 C CYS A 2 33.800 6.711 3.072 1.00 53.54 ATOM 9 O CYS A 2 32.889 6.133 3.646 1.00 52.98 ATOM 10 CB CYS A 2 33.572 6.487 0.626 1.00 50.57 ATOM 11 SG CYS A 2 34.385 5.943 -0.828 1.00 89.14 ATOM 12 N TYR A 3 34.315 7.846 3.500 1.00 49.03 ATOM 13 CA TYR A 3 33.981 8.375 4.794 1.00 49.03 ATOM 14 C TYR A 3 33.347 9.768 4.585 1.00 55.33 ATOM 15 O TYR A 3 33.738 10.509 3.677 1.00 54.88 ATOM 16 CB TYR A 3 35.293 8.404 5.574 1.00 55.11 ATOM 17 CG TYR A 3 35.193 8.941 6.935 1.00 67.06 ATOM 18 CD1 TYR A 3 34.545 8.237 7.947 1.00 68.56 ATOM 19 CD2 TYR A 3 35.818 10.150 7.240 1.00 78.15 ATOM 20 CE1 TYR A 3 34.486 8.769 9.236 1.00 74.58 ATOM 21 CE2 TYR A 3 35.765 10.685 8.487 1.00 79.50 ATOM 22 CZ TYR A 3 35.096 10.003 9.480 1.00 76.48 ATOM 23 OH TYR A 3 35.073 10.580 10.713 1.00 77.74 ATOM 24 N CYS A 4 32.293 10.096 5.330 1.00 55.21 ATOM 25 CA CYS A 4 31.587 11.381 5.096 1.00 56.09 ATOM 26 C CYS A 4 32.145 12.484 6.015 1.00 56.98 ATOM 27 O CYS A 4 32.304 12.233 7.207 1.00 55.17 ATOM 28 CB CYS A 4 30.097 11.236 5.349 1.00 59.05 ATOM 29 SG CYS A 4 29.317 9.964 4.361 1.00 57.05 ATOM 30 N ARG A 5 32.392 13.682 5.464 1.00 58.28 ATOM 31 CA ARG A 5 33.073 14.786 6.170 1.00 58.63 ATOM 32 C ARG A 5 32.605 16.190 5.734 1.00 59.24 ATOM 33 O ARG A 5 32.183 16.352 4.615 1.00 56.91 ATOM 34 CB ARG A 5 34.548 14.780 5.818 1.00 59.45 ATOM 35 CG ARG A 5 35.394 13.748 6.442 1.00 55.97 ATOM 36 CD ARG A 5 36.860 14.290 6.362 1.00 64.58 ATOM 37 NE ARG A 5 37.788 13.166 6.330 1.00 72.46 ATOM 38 CZ ARG A 5 38.460 12.738 7.385 1.00 77.19 ATOM 39 NH1 ARG A 5 38.347 13.394 8.529 1.00 82.55 ATOM 40 NH2 ARG A 5 39.275 11.692 7.285 1.00 74.92 ATOM 41 N ILE A 6 32.748 17.211 6.590 1.00 59.64 ATOM 42 CA ILE A 6 32.593 18.617 6.175 1.00 62.49 ATOM 43 C ILE A 6 33.675 19.405 6.887 1.00 62.66 ATOM 44 O ILE A 6 34.134 18.962 7.929 1.00 67.42 ATOM 45 CB ILE A 6 31.207 19.210 6.547 1.00 68.27 ATOM 46 CG1 ILE A 6 30.864 18.946 8.008 1.00 69.87 ATOM 47 CG2 ILE A 6 30.113 18.637 5.712 1.00 63.71 ATOM 48 CD1 ILE A 6 29.505 19.511 8.392 1.00 71.20 ATOM 49 N PRO A 7 34.114 20.532 6.314 1.00 70.40 ATOM 50 CA PRO A 7 33.661 21.001 5.003 1.00 72.67 ATOM 51 C PRO A 7 34.360 20.298 3.827 1.00 71.35 ATOM 52 O PRO A 7 33.902 20.416 2.694 1.00 69.72 ATOM 53 CB PRO A 7 34.025 22.495 5.021 1.00 69.47 ATOM 54 CG PRO A 7 35.086 22.628 5.998 1.00 72.30 ATOM 55 CD PRO A 7 34.857 21.574 7.047 1.00 75.85 ATOM 56 N ALA A 8 35.470 19.604 4.066 1.00 70.90 ATOM 57 CA ALA A 8 36.150 18.976 2.924 1.00 70.85 ATOM 58 C ALA A 8 36.896 17.710 3.295 1.00 71.06 ATOM 59 O ALA A 8 37.000 17.351 4.479 1.00 67.42 ATOM 60 CB ALA A 8 37.105 19.996 2.207 1.00 70.65 ATOM 61 N CYS A 9 37.386 17.008 2.276 1.00 67.28 ATOM 62 CA CYS A 9 38.185 15.806 2.521 1.00 67.49 ATOM 63 C CYS A 9 39.525 16.261 3.067 1.00 69.63 ATOM 64 O CYS A 9 39.878 17.406 2.885 1.00 66.71 ATOM 65 CB CYS A 9 38.401 15.062 1.216 1.00 62.17 ATOM 66 SG CYS A 9 36.862 14.450 0.586 1.00 67.38 ATOM 67 N ILE A 10 40.279 15.389 3.720 1.00 71.07 ATOM 68 CA ILE A 10 41.574 15.836 4.224 1.00 74.08 ATOM 69 C ILE A 10 42.725 15.172 3.469 1.00 74.42 ATOM 70 O ILE A 10 42.515 14.422 2.507 1.00 70.46 ATOM 71 CB ILE A 10 41.696 15.638 5.731 1.00 75.21 ATOM 72 CG1 ILE A 10 41.117 14.271 6.153 1.00 79.16 ATOM 73 CG2 ILE A 10 40.884 16.683 6.433 1.00 74.34 ATOM 74 CD1 ILE A 10 42.081 13.116 6.065 1.00 80.55 ATOM 75 N ALA A 11 43.941 15.448 3.905 1.00 78.17 ATOM 76 CA ALA A 11 45.095 15.101 3.088 1.00 83.04 ATOM 77 C ALA A 11 45.150 13.595 2.968 1.00 78.35 ATOM 78 O ALA A 11 44.982 12.887 3.948 1.00 72.98 ATOM 79 CB ALA A 11 46.401 15.684 3.689 1.00 72.01 ATOM 80 N GLY A 12 45.318 13.098 1.754 1.00 73.72 ATOM 81 CA GLY A 12 45.373 11.661 1.574 1.00 71.85 ATOM 82 C GLY A 12 44.079 11.145 1.009 1.00 71.70 ATOM 83 O GLY A 12 44.047 10.046 0.470 1.00 75.67 ATOM 84 N GLU A 13 43.021 11.947 1.117 1.00 67.23 ATOM 85 CA GLU A 13 41.690 11.545 0.663 1.00 63.03 ATOM 86 C GLU A 13 41.296 12.198 -0.635 1.00 64.45 ATOM 87 O GLU A 13 41.694 13.308 -0.918 1.00 67.30 ATOM 88 CB GLU A 13 40.636 11.882 1.712 1.00 60.10 ATOM 89 CG GLU A 13 40.676 10.998 2.949 1.00 56.55 ATOM 90 CD GLU A 13 39.648 11.434 3.950 1.00 66.12 ATOM 91 OE1 GLU A 13 39.279 12.619 3.895 1.00 66.95 ATOM 92 OE2 GLU A 13 39.145 10.591 4.725 1.00 63.76 ATOM 93 N ARG A 14 40.456 11.517 -1.397 1.00 61.18 ATOM 94 CA ARG A 14 39.972 12.019 -2.675 1.00 64.68 ATOM 95 C ARG A 14 38.474 12.259 -2.530 1.00 63.84 ATOM 96 O ARG A 14 37.781 11.381 -2.022 1.00 62.43 ATOM 97 CB ARG A 14 40.194 10.933 -3.735 1.00 72.44 ATOM 98 CG ARG A 14 39.797 11.301 -5.153 1.00 79.13 ATOM 99 CD ARG A 14 39.758 10.073 -6.098 1.00108.72 ATOM 100 NE ARG A 14 38.864 8.988 -5.646 1.00103.15 ATOM 101 CZ ARG A 14 37.652 8.748 -6.160 1.00 98.14 ATOM 102 NH1 ARG A 14 37.176 9.506 -7.146 1.00 96.77 ATOM 103 NH2 ARG A 14 36.918 7.745 -5.693 1.00 94.58 ATOM 104 N ARG A 15 37.948 13.406 -2.954 1.00 60.89 ATOM 105 CA ARG A 15 36.503 13.577 -2.867 1.00 63.33 ATOM 106 C ARG A 15 35.841 12.808 -4.005 1.00 57.33 ATOM 107 O ARG A 15 36.103 13.079 -5.152 1.00 59.71 ATOM 108 CB ARG A 15 36.063 15.038 -2.894 1.00 65.38 ATOM 109 CG ARG A 15 34.633 15.161 -2.427 1.00 71.25 ATOM 110 CD ARG A 15 33.962 16.377 -2.908 1.00 75.84 ATOM 111 NE ARG A 15 32.546 16.380 -2.548 1.00 79.06 ATOM 112 CZ ARG A 15 31.865 17.447 -2.132 1.00 77.86 ATOM 113 NH1 ARG A 15 32.449 18.617 -1.994 1.00 78.71 ATOM 114 NH2 ARG A 15 30.582 17.335 -1.851 1.00 78.21 ATOM 115 N ALA A 16 35.018 11.820 -3.676 1.00 57.23 ATOM 116 CA ALA A 16 34.361 10.988 -4.703 1.00 57.04 ATOM 117 C ALA A 16 32.927 11.427 -4.944 1.00 58.26 ATOM 118 O ALA A 16 32.333 11.117 -5.977 1.00 57.54 ATOM 119 CB ALA A 16 34.370 9.539 -4.284 1.00 56.91 ATOM 120 N GLY A 17 32.313 12.105 -3.992 1.00 56.27 ATOM 121 CA GLY A 17 30.915 12.433 -4.211 1.00 58.90 ATOM 122 C GLY A 17 30.363 13.108 -2.998 1.00 60.07 ATOM 123 O GLY A 17 31.039 13.947 -2.411 1.00 57.56 ATOM 124 N THR A 18 29.145 12.729 -2.621 1.00 52.47 ATOM 125 CA THR A 18 28.430 13.431 -1.570 1.00 51.62 ATOM 126 C THR A 18 27.618 12.495 -0.701 1.00 47.96 ATOM 127 O THR A 18 27.099 11.450 -1.155 1.00 52.21 ATOM 128 CB THR A 18 27.522 14.491 -2.239 1.00 58.63 ATOM 129 OG1 THR A 18 28.337 15.286 -3.103 1.00 53.01 ATOM 130 CG2 THR A 18 26.826 15.380 -1.227 1.00 62.70 ATOM 131 N CYS A 19 27.509 12.825 0.575 1.00 50.56 ATOM 132 CA CYS A 19 26.602 12.100 1.458 1.00 49.16 ATOM 133 C CYS A 19 25.446 13.011 1.897 1.00 53.64 ATOM 134 O CYS A 19 25.625 14.256 1.978 1.00 47.31 ATOM 135 CB CYS A 19 27.294 11.620 2.725 1.00 52.76 ATOM 136 SG CYS A 19 28.958 11.006 2.605 1.00 62.83 ATOM 137 N ILE A 20 24.280 12.411 2.187 1.00 48.63 ATOM 138 CA ILE A 20 23.174 13.172 2.764 1.00 54.58 ATOM 139 C ILE A 20 22.634 12.517 4.014 1.00 52.69 ATOM 140 O ILE A 20 22.234 11.368 4.014 1.00 58.60 ATOM 141 CB ILE A 20 21.991 13.410 1.769 1.00 75.70 ATOM 142 CG1 ILE A 20 21.337 12.139 1.282 1.00 75.15 ATOM 143 CG2 ILE A 20 22.454 14.140 0.558 1.00 75.79 ATOM 144 CD1 ILE A 20 20.166 12.462 0.363 1.00 74.51 ATOM 145 N TYR A 21 22.663 13.270 5.098 1.00 52.25 ATOM 146 CA TYR A 21 22.045 12.842 6.345 1.00 57.40 ATOM 147 C TYR A 21 22.049 13.996 7.326 1.00 58.93 ATOM 148 O TYR A 21 22.774 14.976 7.135 1.00 60.43 ATOM 149 CB TYR A 21 22.718 11.613 6.951 1.00 61.73 ATOM 150 CG TYR A 21 24.165 11.786 7.332 1.00 64.93 ATOM 151 CD1 TYR A 21 24.521 12.183 8.608 1.00 64.26 ATOM 152 CD2 TYR A 21 25.179 11.499 6.433 1.00 64.04 ATOM 153 CE1 TYR A 21 25.841 12.328 8.966 1.00 63.78 ATOM 154 CE2 TYR A 21 26.513 11.621 6.797 1.00 59.79 ATOM 155 CZ TYR A 21 26.829 12.049 8.056 1.00 62.20 ATOM 156 OH TYR A 21 28.138 12.195 8.417 1.00 70.97 ATOM 157 N GLN A 22 21.234 13.870 8.363 1.00 64.52 ATOM 158 CA GLN A 22 21.005 14.905 9.339 1.00 68.59 ATOM 159 C GLN A 22 20.669 16.255 8.661 1.00 71.49 ATOM 160 O GLN A 22 21.106 17.338 9.113 1.00 68.79 ATOM 161 CB GLN A 22 22.242 15.019 10.231 1.00 78.53 ATOM 162 CG GLN A 22 22.358 13.947 11.315 1.00 82.41 ATOM 163 CD GLN A 22 21.611 14.314 12.569 1.00 86.86 ATOM 164 OE1 GLN A 22 20.544 14.927 12.516 1.00 92.12 ATOM 165 NE2 GLN A 22 22.179 13.971 13.711 1.00 85.70 ATOM 166 N GLY A 23 19.926 16.190 7.556 1.00 66.85 ATOM 167 CA GLY A 23 19.467 17.401 6.879 1.00 66.58 ATOM 168 C GLY A 23 20.471 18.195 6.048 1.00 65.52 ATOM 169 O GLY A 23 20.165 19.294 5.583 1.00 63.88 ATOM 170 N ARG A 24 21.669 17.651 5.825 1.00 65.40 ATOM 171 CA ARG A 24 22.664 18.413 5.062 1.00 62.16 ATOM 172 C ARG A 24 23.566 17.561 4.158 1.00 57.12 ATOM 173 O ARG A 24 23.546 16.368 4.219 1.00 56.95 ATOM 174 CB ARG A 24 23.513 19.239 5.991 1.00 62.38 ATOM 175 CG ARG A 24 24.299 18.432 7.018 1.00 60.32 ATOM 176 CD ARG A 24 24.947 19.414 7.859 1.00 66.28 ATOM 177 NE ARG A 24 25.726 20.242 6.973 1.00 66.44 ATOM 178 CZ ARG A 24 26.496 21.223 7.392 1.00 65.70 ATOM 179 NH1 ARG A 24 26.508 21.498 8.677 1.00 58.53 ATOM 180 NH2 ARG A 24 27.181 21.978 6.531 1.00 67.11 ATOM 181 N LEU A 25 24.355 18.210 3.317 1.00 58.32 ATOM 182 CA LEU A 25 25.302 17.533 2.441 1.00 64.06 ATOM 183 C LEU A 25 26.663 17.391 3.103 1.00 62.57 ATOM 184 O LEU A 25 27.087 18.261 3.854 1.00 53.07 ATOM 185 CB LEU A 25 25.517 18.382 1.195 1.00 64.00 ATOM 186 CG LEU A 25 24.231 18.737 0.490 1.00 64.66 ATOM 187 CD1 LEU A 25 24.509 19.567 -0.751 1.00 68.74 ATOM 188 CD2 LEU A 25 23.662 17.441 0.152 1.00 65.57 ATOM 189 N TRP A 26 27.371 16.320 2.789 1.00 54.13 ATOM 190 CA TRP A 26 28.717 16.127 3.286 1.00 50.67 ATOM 191 C TRP A 26 29.588 15.684 2.115 1.00 54.41 ATOM 192 O TRP A 26 29.089 15.086 1.162 1.00 64.54 ATOM 193 CB TRP A 26 28.737 15.020 4.349 1.00 52.49 ATOM 194 CG TRP A 26 27.695 15.163 5.461 1.00 59.35 ATOM 195 CD1 TRP A 26 26.329 15.014 5.343 1.00 57.52 ATOM 196 CD2 TRP A 26 27.940 15.427 6.839 1.00 55.94 ATOM 197 NE1 TRP A 26 25.730 15.172 6.564 1.00 59.98 ATOM 198 CE2 TRP A 26 26.697 15.450 7.501 1.00 59.86 ATOM 199 CE3 TRP A 26 29.095 15.608 7.597 1.00 59.38 ATOM 200 CZ2 TRP A 26 26.575 15.678 8.881 1.00 60.10 ATOM 201 CZ3 TRP A 26 28.977 15.862 8.955 1.00 62.67 ATOM 202 CH2 TRP A 26 27.727 15.879 9.585 1.00 64.24 ATOM 203 N ALA A 27 30.899 15.849 2.235 1.00 52.73 ATOM 204 CA ALA A 27 31.803 15.299 1.213 1.00 56.19 ATOM 205 C ALA A 27 31.958 13.806 1.468 1.00 52.96 ATOM 206 O ALA A 27 32.224 13.422 2.585 1.00 53.00 ATOM 207 CB ALA A 27 33.200 15.961 1.291 1.00 57.76 ATOM 208 N ALA A 28 31.872 12.985 0.425 1.00 51.09 ATOM 209 CA ALA A 28 32.146 11.551 0.546 1.00 53.07 ATOM 210 C ALA A 28 33.627 11.334 0.255 1.00 52.49 ATOM 211 O ALA A 28 34.079 11.590 -0.863 1.00 59.07 ATOM 212 CB ALA A 28 31.263 10.719 -0.481 1.00 50.29 ATOM 213 N CYS A 29 34.400 10.880 1.232 1.00 54.26 ATOM 214 CA CYS A 29 35.859 10.897 1.052 1.00 54.78 ATOM 215 C CYS A 29 36.476 9.514 1.004 1.00 56.99 ATOM 216 O CYS A 29 36.364 8.778 1.967 1.00 58.80 ATOM 217 CB CYS A 29 36.496 11.764 2.146 1.00 61.17 ATOM 218 SG CYS A 29 35.875 13.433 2.064 1.00 62.64 ATOM 219 N CYS A 30 37.161 9.207 -0.103 1.00 72.02 ATOM 220 CA CYS A 30 37.677 7.854 -0.422 1.00 48.81 ATOM 221 C CYS A 30 39.191 7.884 -0.606 1.00 56.65 ATOM 222 O CYS A 30 39.774 8.950 -0.627 1.00 57.36 ATOM 223 CB CYS A 30 37.054 7.335 -1.743 1.00 52.19 ATOM 224 SG CYS A 30 35.206 7.538 -1.757 1.00 74.97 ATOM 225 OXT CYS A 30 39.844 6.864 -0.805 1.00 63.66 TER