HEADER ANTIBIOTIC 21-FEB-12 4DU0 TITLE Crystal structure of human alpha-defensin 1, HNP1 (G17A mutant) COMPND MOL_ID: 1; COMPND 2 MOLECULE: Neutrophil defensin 1; COMPND 3 CHAIN: A, B, C, D; COMPND 4 MUTATION: YES; COMPND 5 FRAGMENT: UNP residues ; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 1; COMPND 8 Neutrophil defensin 1; COMPND 9 CHAIN: A, B, C, D; COMPND 10 MUTATION: YES; COMPND 11 UNP residues ; COMPND 12 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 1.90 ANGSTORMS DBREF 4DU0 B 1 30 UNP P59665 DEF1_HUMAN 65 94 DBREF 4DU0 C 1 30 UNP P59665 DEF1_HUMAN 65 94 SEQRES 1 C 30 ALA CYS TYR CYS ARG ILE PRO ALA CYS ILE ALA GLY GLU SEQRES 2 C 30 ARG ARG TYR ALA THR CYS ILE TYR GLN GLY ARG LEU TRP SEQRES 3 C 30 ALA PHE CYS CYS ATOM 1 C1 GOL B 102 2.639 1.728 22.301 1.00 42.88 ATOM 2 O1 GOL B 102 3.072 0.549 22.934 1.00 41.30 ATOM 3 C2 GOL B 102 3.865 2.225 21.628 1.00 46.17 ATOM 4 O2 GOL B 102 4.002 1.244 20.598 1.00 49.17 ATOM 5 C3 GOL B 102 3.584 3.629 21.083 1.00 49.23 ATOM 6 O3 GOL B 102 4.125 4.691 21.863 1.00 44.17 TER ATOM 1 N ALA C 1 17.171 13.613 21.364 1.00 51.84 ATOM 2 CA ALA C 1 16.587 13.303 20.025 1.00 50.26 ATOM 3 C ALA C 1 16.305 11.814 19.943 1.00 46.14 ATOM 4 O ALA C 1 16.706 11.051 20.844 1.00 45.59 ATOM 5 CB ALA C 1 17.529 13.744 18.885 1.00 53.53 ATOM 6 N CYS C 2 15.608 11.419 18.871 1.00 43.34 ATOM 7 CA CYS C 2 15.201 10.036 18.649 1.00 39.57 ATOM 8 C CYS C 2 15.920 9.490 17.438 1.00 38.73 ATOM 9 O CYS C 2 16.241 10.261 16.526 1.00 41.11 ATOM 10 CB CYS C 2 13.704 9.967 18.391 1.00 36.95 ATOM 11 SG CYS C 2 12.721 10.578 19.777 1.00 37.93 ATOM 12 N TYR C 3 16.173 8.180 17.440 1.00 36.09 ATOM 13 CA TYR C 3 16.909 7.497 16.380 1.00 35.81 ATOM 14 C TYR C 3 16.311 6.114 16.122 1.00 32.45 ATOM 15 O TYR C 3 15.876 5.448 17.058 1.00 30.09 ATOM 16 CB TYR C 3 18.355 7.279 16.812 1.00 38.13 ATOM 17 CG TYR C 3 19.077 8.574 17.087 1.00 43.59 ATOM 18 CD1 TYR C 3 19.722 9.260 16.057 1.00 47.93 ATOM 19 CD2 TYR C 3 19.095 9.124 18.373 1.00 46.56 ATOM 20 CE1 TYR C 3 20.373 10.474 16.303 1.00 53.90 ATOM 21 CE2 TYR C 3 19.749 10.326 18.635 1.00 51.54 ATOM 22 CZ TYR C 3 20.378 10.994 17.598 1.00 55.61 ATOM 23 OH TYR C 3 21.037 12.170 17.849 1.00 60.94 ATOM 24 N CYS C 4 16.339 5.671 14.865 1.00 32.21 ATOM 25 CA CYS C 4 15.946 4.293 14.532 1.00 30.30 ATOM 26 C CYS C 4 17.144 3.383 14.764 1.00 32.60 ATOM 27 O CYS C 4 18.210 3.594 14.168 1.00 34.73 ATOM 28 CB CYS C 4 15.522 4.199 13.070 1.00 29.73 ATOM 29 SG CYS C 4 14.100 5.253 12.684 1.00 31.02 ATOM 30 N ARG C 5 16.986 2.392 15.630 1.00 31.52 ATOM 31 CA ARG C 5 18.094 1.482 15.928 1.00 33.68 ATOM 32 C ARG C 5 17.755 0.018 15.735 1.00 33.32 ATOM 33 O ARG C 5 16.618 -0.401 16.001 1.00 31.60 ATOM 34 CB ARG C 5 18.594 1.673 17.366 1.00 35.06 ATOM 35 CG ARG C 5 18.871 3.104 17.760 1.00 34.56 ATOM 36 CD ARG C 5 19.769 3.111 18.913 1.00 34.66 ATOM 37 NE ARG C 5 20.000 4.463 19.406 1.00 41.69 ATOM 38 CZ ARG C 5 20.959 5.277 18.964 1.00 45.37 ATOM 39 NH1 ARG C 5 21.779 4.908 17.980 1.00 46.24 ATOM 40 NH2 ARG C 5 21.098 6.482 19.519 1.00 45.90 ATOM 41 N ILE C 6 18.752 -0.730 15.252 1.00 34.80 ATOM 42 CA ILE C 6 18.768 -2.163 15.300 1.00 37.14 ATOM 43 C ILE C 6 20.076 -2.599 16.020 1.00 41.90 ATOM 44 O ILE C 6 21.163 -2.065 15.717 1.00 42.69 ATOM 45 CB ILE C 6 18.773 -2.762 13.876 1.00 37.36 ATOM 46 CG1 ILE C 6 17.435 -2.488 13.190 1.00 34.95 ATOM 47 CG2 ILE C 6 19.098 -4.262 13.906 1.00 40.60 ATOM 48 CD1 ILE C 6 17.521 -2.668 11.642 1.00 32.18 ATOM 49 N PRO C 7 19.971 -3.533 16.983 1.00 43.88 ATOM 50 CA PRO C 7 18.745 -4.214 17.362 1.00 43.70 ATOM 51 C PRO C 7 17.988 -3.575 18.527 1.00 43.02 ATOM 52 O PRO C 7 16.864 -3.958 18.774 1.00 43.53 ATOM 53 CB PRO C 7 19.248 -5.607 17.763 1.00 47.56 ATOM 54 CG PRO C 7 20.558 -5.311 18.448 1.00 50.86 ATOM 55 CD PRO C 7 21.131 -4.060 17.740 1.00 49.31 ATOM 56 N ALA C 8 18.554 -2.608 19.235 1.00 43.64 ATOM 57 CA ALA C 8 17.865 -2.134 20.428 1.00 42.22 ATOM 58 C ALA C 8 18.239 -0.713 20.726 1.00 42.05 ATOM 59 O ALA C 8 19.205 -0.184 20.138 1.00 43.66 ATOM 60 CB ALA C 8 18.220 -3.043 21.610 1.00 45.96 ATOM 61 N CYS C 9 17.492 -0.086 21.645 1.00 39.43 ATOM 62 CA CYS C 9 17.845 1.238 22.157 1.00 38.94 ATOM 63 C CYS C 9 19.151 1.175 22.999 1.00 42.12 ATOM 64 O CYS C 9 19.556 0.110 23.450 1.00 44.01 ATOM 65 CB CYS C 9 16.668 1.849 22.927 1.00 36.10 ATOM 66 SG CYS C 9 15.185 1.909 21.907 1.00 31.47 ATOM 67 N ILE C 10 19.811 2.311 23.171 1.00 43.86 ATOM 68 CA ILE C 10 21.107 2.338 23.872 1.00 47.93 ATOM 69 C ILE C 10 21.092 3.342 25.010 1.00 50.21 ATOM 70 O ILE C 10 20.179 4.175 25.098 1.00 47.64 ATOM 71 CB ILE C 10 22.321 2.663 22.920 1.00 50.47 ATOM 72 CG1 ILE C 10 22.271 4.096 22.364 1.00 50.10 ATOM 73 CG2 ILE C 10 22.495 1.617 21.794 1.00 49.05 ATOM 74 CD1 ILE C 10 23.631 4.577 21.739 1.00 53.62 ATOM 75 N ALA C 11 22.097 3.228 25.896 1.00 54.89 ATOM 76 CA ALA C 11 22.526 4.277 26.802 1.00 57.88 ATOM 77 C ALA C 11 21.396 5.046 27.450 1.00 55.58 ATOM 78 O ALA C 11 21.326 6.287 27.359 1.00 56.44 ATOM 79 CB ALA C 11 23.566 5.237 26.113 1.00 61.61 ATOM 80 N GLY C 12 20.517 4.300 28.120 1.00 53.28 ATOM 81 CA GLY C 12 19.443 4.913 28.884 1.00 50.66 ATOM 82 C GLY C 12 18.337 5.488 28.008 1.00 46.85 ATOM 83 O GLY C 12 17.517 6.266 28.493 1.00 46.60 ATOM 84 N GLU C 13 18.329 5.135 26.723 1.00 44.40 ATOM 85 CA GLU C 13 17.188 5.414 25.806 1.00 39.77 ATOM 86 C GLU C 13 16.059 4.439 26.071 1.00 37.28 ATOM 87 O GLU C 13 16.320 3.365 26.629 1.00 38.84 ATOM 88 CB GLU C 13 17.647 5.231 24.360 1.00 39.46 ATOM 89 CG GLU C 13 18.412 6.421 23.786 1.00 40.02 ATOM 90 CD GLU C 13 18.989 6.139 22.406 1.00 40.07 ATOM 91 OE1 GLU C 13 18.864 4.991 21.914 1.00 32.75 ATOM 92 OE2 GLU C 13 19.580 7.077 21.816 1.00 44.75 ATOM 93 N ARG C 14 14.826 4.794 25.673 1.00 32.44 ATOM 94 CA ARG C 14 13.704 3.853 25.706 1.00 31.49 ATOM 95 C ARG C 14 13.073 3.711 24.300 1.00 27.74 ATOM 96 O ARG C 14 13.260 4.579 23.455 1.00 28.57 ATOM 97 CB ARG C 14 12.648 4.272 26.746 1.00 31.02 ATOM 98 CG ARG C 14 13.169 4.445 28.187 1.00 36.35 ATOM 99 CD ARG C 14 13.694 3.160 28.791 1.00 44.71 ATOM 100 NE ARG C 14 12.652 2.158 29.007 1.00 48.77 ATOM 101 CZ ARG C 14 11.951 2.024 30.139 1.00 54.36 ATOM 102 NH1 ARG C 14 12.171 2.826 31.181 1.00 56.73 ATOM 103 NH2 ARG C 14 11.028 1.070 30.241 1.00 56.28 ATOM 104 N ARG C 15 12.402 2.599 24.028 1.00 25.51 ATOM 105 CA ARG C 15 11.664 2.439 22.771 1.00 23.39 ATOM 106 C ARG C 15 10.218 3.009 22.793 1.00 21.82 ATOM 107 O ARG C 15 9.376 2.554 23.590 1.00 23.59 ATOM 108 CB ARG C 15 11.599 0.948 22.388 1.00 23.09 ATOM 109 CG ARG C 15 10.878 0.714 21.029 1.00 23.67 ATOM 110 CD ARG C 15 10.746 -0.784 20.682 1.00 26.19 ATOM 111 NE ARG C 15 10.217 -0.946 19.330 1.00 29.71 ATOM 112 CZ ARG C 15 10.526 -1.992 18.538 1.00 33.86 ATOM 113 NH1 ARG C 15 11.293 -2.973 19.034 1.00 33.57 ATOM 114 NH2 ARG C 15 10.036 -2.109 17.278 1.00 25.09 ATOM 115 N TYR C 16 9.898 3.945 21.892 1.00 21.54 ATOM 116 CA TYR C 16 8.586 4.564 21.827 1.00 21.79 ATOM 117 C TYR C 16 7.750 4.172 20.635 1.00 21.88 ATOM 118 O TYR C 16 6.531 4.396 20.633 1.00 22.81 ATOM 119 CB TYR C 16 8.711 6.110 21.882 1.00 22.44 ATOM 120 CG TYR C 16 9.286 6.526 23.198 1.00 24.52 ATOM 121 CD1 TYR C 16 8.450 6.794 24.308 1.00 23.01 ATOM 122 CD2 TYR C 16 10.676 6.591 23.392 1.00 25.82 ATOM 123 CE1 TYR C 16 9.009 7.160 25.559 1.00 19.82 ATOM 124 CE2 TYR C 16 11.227 6.961 24.698 1.00 27.08 ATOM 125 CZ TYR C 16 10.382 7.219 25.736 1.00 25.70 ATOM 126 OH TYR C 16 10.888 7.596 26.972 1.00 26.74 ATOM 127 N ALA C 17 8.367 3.575 19.608 1.00 20.74 ATOM 128 CA ALA C 17 7.637 3.266 18.410 1.00 22.05 ATOM 129 C ALA C 17 8.526 2.350 17.555 1.00 21.08 ATOM 130 O ALA C 17 9.498 1.780 18.070 1.00 20.53 ATOM 131 CB ALA C 17 7.222 4.546 17.639 1.00 21.79 ATOM 132 N THR C 18 8.153 2.185 16.308 1.00 20.80 ATOM 133 CA THR C 18 8.913 1.357 15.349 1.00 21.49 ATOM 134 C THR C 18 9.177 2.129 14.073 1.00 21.72 ATOM 135 O THR C 18 8.265 2.847 13.604 1.00 23.02 ATOM 136 CB THR C 18 8.122 0.049 15.024 1.00 20.66 ATOM 137 OG1 THR C 18 7.915 -0.620 16.270 1.00 21.74 ATOM 138 CG2 THR C 18 8.917 -0.901 14.099 1.00 23.20 ATOM 139 N CYS C 19 10.364 1.969 13.482 1.00 20.46 ATOM 140 CA CYS C 19 10.618 2.592 12.166 1.00 22.57 ATOM 141 C CYS C 19 10.502 1.513 11.138 1.00 22.14 ATOM 142 O CYS C 19 11.027 0.397 11.342 1.00 22.76 ATOM 143 CB CYS C 19 12.026 3.216 12.031 1.00 23.34 ATOM 144 SG CYS C 19 12.519 4.161 13.433 1.00 26.41 ATOM 145 N ILE C 20 9.833 1.810 10.019 1.00 22.55 ATOM 146 CA ILE C 20 9.786 0.814 8.940 1.00 21.87 ATOM 147 C ILE C 20 10.544 1.451 7.815 1.00 22.85 ATOM 148 O ILE C 20 10.097 2.461 7.239 1.00 23.23 ATOM 149 CB ILE C 20 8.330 0.416 8.552 1.00 22.88 ATOM 150 CG1 ILE C 20 7.596 -0.160 9.786 1.00 20.90 ATOM 151 CG2 ILE C 20 8.380 -0.624 7.348 1.00 24.06 ATOM 152 CD1 ILE C 20 6.107 -0.721 9.486 1.00 22.84 ATOM 153 N TYR C 21 11.724 0.905 7.536 1.00 23.17 ATOM 154 CA TYR C 21 12.685 1.655 6.721 1.00 25.02 ATOM 155 C TYR C 21 13.642 0.694 6.066 1.00 24.08 ATOM 156 O TYR C 21 14.162 -0.171 6.738 1.00 23.27 ATOM 157 CB TYR C 21 13.441 2.676 7.633 1.00 26.99 ATOM 158 CG TYR C 21 14.590 3.412 6.955 1.00 33.72 ATOM 159 CD1 TYR C 21 14.362 4.381 5.966 1.00 37.03 ATOM 160 CD2 TYR C 21 15.912 3.132 7.313 1.00 40.09 ATOM 161 CE1 TYR C 21 15.433 5.035 5.330 1.00 42.99 ATOM 162 CE2 TYR C 21 16.985 3.777 6.694 1.00 43.50 ATOM 163 CZ TYR C 21 16.746 4.724 5.708 1.00 45.20 ATOM 164 OH TYR C 21 17.834 5.347 5.126 1.00 51.61 ATOM 165 N GLN C 22 13.875 0.860 4.766 1.00 24.07 ATOM 166 CA GLN C 22 14.686 -0.060 3.983 1.00 25.06 ATOM 167 C GLN C 22 14.330 -1.523 4.176 1.00 23.55 ATOM 168 O GLN C 22 15.238 -2.385 4.346 1.00 22.86 ATOM 169 CB GLN C 22 16.149 0.196 4.268 1.00 26.96 ATOM 170 CG GLN C 22 16.615 1.498 3.579 1.00 35.12 ATOM 171 CD GLN C 22 16.991 1.312 2.083 1.00 45.99 ATOM 172 OE1 GLN C 22 16.124 1.083 1.211 1.00 48.86 ATOM 173 NE2 GLN C 22 18.289 1.417 1.793 1.00 51.62 ATOM 174 N GLY C 23 13.024 -1.801 4.212 1.00 21.20 ATOM 175 CA GLY C 23 12.556 -3.208 4.210 1.00 21.49 ATOM 176 C GLY C 23 12.711 -3.952 5.543 1.00 22.68 ATOM 177 O GLY C 23 12.624 -5.174 5.572 1.00 21.26 ATOM 178 N ARG C 24 12.936 -3.218 6.652 1.00 21.02 ATOM 179 CA ARG C 24 12.984 -3.864 7.944 1.00 22.19 ATOM 180 C ARG C 24 12.482 -3.004 9.063 1.00 21.29 ATOM 181 O ARG C 24 12.211 -1.804 8.830 1.00 20.54 ATOM 182 CB ARG C 24 14.360 -4.514 8.223 1.00 24.62 ATOM 183 CG ARG C 24 15.513 -3.557 8.284 1.00 26.06 ATOM 184 CD ARG C 24 16.826 -4.324 8.299 1.00 29.44 ATOM 185 NE ARG C 24 16.926 -5.221 9.461 1.00 30.47 ATOM 186 CZ ARG C 24 18.023 -5.927 9.768 1.00 32.67 ATOM 187 NH1 ARG C 24 19.093 -5.847 9.000 1.00 32.40 ATOM 188 NH2 ARG C 24 18.044 -6.705 10.842 1.00 36.07 ATOM 189 N LEU C 25 12.236 -3.627 10.228 1.00 21.48 ATOM 190 CA LEU C 25 11.777 -2.871 11.407 1.00 21.26 ATOM 191 C LEU C 25 12.956 -2.444 12.243 1.00 22.70 ATOM 192 O LEU C 25 13.895 -3.246 12.469 1.00 23.88 ATOM 193 CB LEU C 25 10.846 -3.722 12.284 1.00 22.30 ATOM 194 CG LEU C 25 9.613 -4.285 11.537 1.00 25.43 ATOM 195 CD1 LEU C 25 8.592 -4.973 12.425 1.00 24.58 ATOM 196 CD2 LEU C 25 8.942 -3.288 10.597 1.00 23.46 ATOM 197 N TRP C 26 12.855 -1.244 12.800 1.00 21.54 ATOM 198 CA TRP C 26 13.868 -0.706 13.704 1.00 23.49 ATOM 199 C TRP C 26 13.161 -0.182 14.972 1.00 23.10 ATOM 200 O TRP C 26 11.973 0.226 14.903 1.00 21.85 ATOM 201 CB TRP C 26 14.519 0.504 13.036 1.00 22.55 ATOM 202 CG TRP C 26 15.071 0.313 11.656 1.00 24.81 ATOM 203 CD1 TRP C 26 14.357 0.050 10.494 1.00 23.11 ATOM 204 CD2 TRP C 26 16.423 0.544 11.252 1.00 27.35 ATOM 205 NE1 TRP C 26 15.208 -0.021 9.430 1.00 26.76 ATOM 206 CE2 TRP C 26 16.485 0.285 9.847 1.00 29.17 ATOM 207 CE3 TRP C 26 17.623 0.873 11.952 1.00 29.65 ATOM 208 CZ2 TRP C 26 17.699 0.379 9.102 1.00 32.41 ATOM 209 CZ3 TRP C 26 18.826 0.980 11.224 1.00 33.38 ATOM 210 CH2 TRP C 26 18.859 0.715 9.804 1.00 37.21 ATOM 211 N ALA C 27 13.855 -0.198 16.104 1.00 23.76 ATOM 212 CA ALA C 27 13.290 0.381 17.330 1.00 23.07 ATOM 213 C ALA C 27 13.436 1.882 17.146 1.00 23.81 ATOM 214 O ALA C 27 14.508 2.355 16.715 1.00 24.76 ATOM 215 CB ALA C 27 14.072 -0.126 18.565 1.00 24.74 ATOM 216 N PHE C 28 12.374 2.627 17.465 1.00 22.58 ATOM 217 CA PHE C 28 12.437 4.076 17.483 1.00 23.20 ATOM 218 C PHE C 28 12.730 4.456 18.942 1.00 24.31 ATOM 219 O PHE C 28 11.884 4.281 19.819 1.00 23.87 ATOM 220 CB PHE C 28 11.123 4.676 16.955 1.00 21.86 ATOM 221 CG PHE C 28 11.102 6.187 16.895 1.00 24.29 ATOM 222 CD1 PHE C 28 11.700 6.871 15.836 1.00 25.84 ATOM 223 CD2 PHE C 28 10.441 6.910 17.878 1.00 25.06 ATOM 224 CE1 PHE C 28 11.645 8.272 15.744 1.00 29.57 ATOM 225 CE2 PHE C 28 10.390 8.319 17.827 1.00 27.99 ATOM 226 CZ PHE C 28 10.979 9.000 16.759 1.00 33.55 ATOM 227 N CYS C 29 13.939 4.979 19.160 1.00 26.03 ATOM 228 CA CYS C 29 14.557 5.169 20.488 1.00 27.57 ATOM 229 C CYS C 29 14.753 6.646 20.778 1.00 29.95 ATOM 230 O CYS C 29 15.281 7.360 19.930 1.00 32.55 ATOM 231 CB CYS C 29 15.935 4.509 20.544 1.00 28.98 ATOM 232 SG CYS C 29 15.826 2.753 20.138 1.00 28.16 ATOM 233 N CYS C 30 14.318 7.081 21.960 1.00 29.75 ATOM 234 CA CYS C 30 14.474 8.468 22.416 1.00 32.29 ATOM 235 C CYS C 30 15.016 8.461 23.822 1.00 33.26 ATOM 236 O CYS C 30 14.865 7.467 24.549 1.00 30.92 ATOM 237 CB CYS C 30 13.142 9.214 22.433 1.00 31.59 ATOM 238 SG CYS C 30 12.198 8.989 20.915 1.00 31.86 ATOM 239 OXT CYS C 30 15.603 9.485 24.247 1.00 37.72 TER