HEADER ANTIMICROBIAL PROTEIN 20-JUN-13 4LBF TITLE Crystal structure of HUMAN ALPHA-DEFENSIN 1 (HNP1) I20A/L25A mutant COMPND MOL_ID: 1; COMPND 2 MOLECULE: Neutrophil defensin 1; COMPND 3 CHAIN: A, B, C, D, E, F, G, H; COMPND 4 MUTATION: YES; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 1.70 ANGSTORMS DBREF 4LBF 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 GLY THR CYS ALA TYR GLN GLY ARG ALA TRP SEQRES 3 C 30 ALA PHE CYS CYS ATOM 1 N ALA C 1 2.104 13.766 19.502 1.00 28.80 ATOM 2 CA ALA C 1 0.989 13.829 18.465 1.00 28.16 ATOM 3 C ALA C 1 1.518 14.744 17.366 1.00 28.41 ATOM 4 O ALA C 1 2.623 15.306 17.510 1.00 27.22 ATOM 5 CB ALA C 1 -0.310 14.380 19.062 1.00 27.97 ATOM 6 N CYS C 2 0.780 14.824 16.225 1.00 26.84 ATOM 7 CA CYS C 2 1.227 15.550 15.056 1.00 26.55 ATOM 8 C CYS C 2 0.326 16.731 14.758 1.00 24.93 ATOM 9 O CYS C 2 -0.905 16.704 15.043 1.00 25.08 ATOM 10 CB CYS C 2 1.222 14.686 13.822 1.00 28.31 ATOM 11 SG CYS C 2 2.166 13.116 13.962 1.00 29.28 ATOM 12 N TYR C 3 0.952 17.781 14.189 1.00 26.71 ATOM 13 CA TYR C 3 0.222 19.043 13.923 1.00 26.64 ATOM 14 C TYR C 3 0.717 19.658 12.615 1.00 24.66 ATOM 15 O TYR C 3 1.899 19.489 12.245 1.00 26.43 ATOM 16 CB TYR C 3 0.437 20.045 15.099 1.00 27.45 ATOM 17 CG TYR C 3 -0.063 19.453 16.413 1.00 32.62 ATOM 18 CD1 TYR C 3 -1.425 19.461 16.730 1.00 31.68 ATOM 19 CD2 TYR C 3 0.817 18.787 17.285 1.00 34.63 ATOM 20 CE1 TYR C 3 -1.921 18.898 17.869 1.00 36.33 ATOM 21 CE2 TYR C 3 0.319 18.179 18.469 1.00 35.75 ATOM 22 CZ TYR C 3 -1.036 18.256 18.752 1.00 36.28 ATOM 23 OH TYR C 3 -1.585 17.682 19.884 1.00 36.94 ATOM 24 N CYS C 4 -0.186 20.294 11.867 1.00 24.93 ATOM 25 CA CYS C 4 0.192 21.073 10.702 1.00 25.00 ATOM 26 C CYS C 4 0.554 22.494 11.079 1.00 25.41 ATOM 27 O CYS C 4 -0.253 23.188 11.765 1.00 27.10 ATOM 28 CB CYS C 4 -0.986 21.099 9.694 1.00 24.35 ATOM 29 SG CYS C 4 -1.416 19.459 9.155 1.00 27.21 ATOM 30 N ARG C 5 1.747 22.935 10.639 1.00 25.95 ATOM 31 CA ARG C 5 2.230 24.260 10.987 1.00 25.29 ATOM 32 C ARG C 5 2.884 24.988 9.835 1.00 23.73 ATOM 33 O ARG C 5 3.549 24.390 8.992 1.00 24.26 ATOM 34 CB ARG C 5 3.292 24.156 12.094 1.00 25.12 ATOM 35 CG ARG C 5 2.888 23.285 13.314 1.00 28.59 ATOM 36 CD ARG C 5 3.829 23.663 14.479 1.00 30.41 ATOM 37 NE ARG C 5 3.764 22.729 15.627 1.00 31.54 ATOM 38 CZ ARG C 5 2.770 22.707 16.520 1.00 31.98 ATOM 39 NH1 ARG C 5 1.722 23.571 16.433 1.00 30.64 ATOM 40 NH2 ARG C 5 2.814 21.864 17.557 1.00 30.94 ATOM 41 N ILE C 6 2.773 26.298 9.923 1.00 25.13 ATOM 42 CA ILE C 6 3.430 27.279 9.049 1.00 25.19 ATOM 43 C ILE C 6 4.005 28.408 9.991 1.00 25.53 ATOM 44 O ILE C 6 3.272 28.948 10.838 1.00 26.13 ATOM 45 CB ILE C 6 2.421 27.916 8.042 1.00 26.43 ATOM 46 CG1 ILE C 6 1.882 26.857 7.052 1.00 26.78 ATOM 47 CG2 ILE C 6 3.074 28.986 7.252 1.00 24.81 ATOM 48 CD1 ILE C 6 0.658 27.309 6.217 1.00 24.95 ATOM 49 N PRO C 7 5.283 28.798 9.778 1.00 26.44 ATOM 50 CA PRO C 7 6.208 28.380 8.720 1.00 27.55 ATOM 51 C PRO C 7 6.988 27.070 8.876 1.00 27.67 ATOM 52 O PRO C 7 7.601 26.622 7.916 1.00 29.45 ATOM 53 CB PRO C 7 7.267 29.515 8.692 1.00 26.76 ATOM 54 CG PRO C 7 7.235 30.110 10.099 1.00 26.20 ATOM 55 CD PRO C 7 5.900 29.773 10.730 1.00 26.92 ATOM 56 N ALA C 8 6.981 26.458 10.068 1.00 28.74 ATOM 57 CA ALA C 8 7.968 25.443 10.407 1.00 27.17 ATOM 58 C ALA C 8 7.531 24.676 11.604 1.00 27.76 ATOM 59 O ALA C 8 6.656 25.128 12.320 1.00 28.61 ATOM 60 CB ALA C 8 9.371 26.076 10.666 1.00 28.25 ATOM 61 N CYS C 9 8.100 23.486 11.790 1.00 27.39 ATOM 62 CA CYS C 9 7.898 22.778 13.034 1.00 29.45 ATOM 63 C CYS C 9 8.568 23.615 14.149 1.00 31.60 ATOM 64 O CYS C 9 9.430 24.486 13.887 1.00 32.14 ATOM 65 CB CYS C 9 8.481 21.372 13.021 1.00 28.99 ATOM 66 SG CYS C 9 7.753 20.297 11.708 1.00 29.99 ATOM 67 N ILE C 10 8.178 23.280 15.362 1.00 33.16 ATOM 68 CA ILE C 10 8.565 24.013 16.555 1.00 34.42 ATOM 69 C ILE C 10 9.698 23.188 17.201 1.00 35.12 ATOM 70 O ILE C 10 9.696 21.963 17.122 1.00 36.00 ATOM 71 CB ILE C 10 7.313 24.266 17.433 1.00 34.85 ATOM 72 CG1 ILE C 10 6.447 25.374 16.791 1.00 35.30 ATOM 73 CG2 ILE C 10 7.713 24.667 18.864 1.00 35.47 ATOM 74 CD1 ILE C 10 5.048 25.499 17.490 1.00 40.36 ATOM 75 N ALA C 11 10.685 23.873 17.787 1.00 35.93 ATOM 76 CA ALA C 11 11.732 23.216 18.546 1.00 36.71 ATOM 77 C ALA C 11 11.149 22.042 19.305 1.00 36.57 ATOM 78 O ALA C 11 10.195 22.192 20.095 1.00 37.54 ATOM 79 CB ALA C 11 12.401 24.222 19.522 1.00 36.71 ATOM 80 N GLY C 12 11.679 20.864 19.018 1.00 35.34 ATOM 81 CA GLY C 12 11.253 19.657 19.673 1.00 35.61 ATOM 82 C GLY C 12 10.471 18.730 18.796 1.00 36.02 ATOM 83 O GLY C 12 10.352 17.555 19.106 1.00 36.63 ATOM 84 N GLU C 13 9.944 19.246 17.683 1.00 34.62 ATOM 85 CA GLU C 13 9.235 18.385 16.742 1.00 35.01 ATOM 86 C GLU C 13 10.082 17.920 15.573 1.00 35.26 ATOM 87 O GLU C 13 11.102 18.522 15.259 1.00 35.03 ATOM 88 CB GLU C 13 8.111 19.181 16.140 1.00 33.31 ATOM 89 CG GLU C 13 7.193 19.622 17.146 1.00 34.29 ATOM 90 CD GLU C 13 6.002 20.322 16.596 1.00 33.50 ATOM 91 OE1 GLU C 13 6.164 21.323 15.850 1.00 32.24 ATOM 92 OE2 GLU C 13 4.923 19.886 16.975 1.00 36.20 ATOM 93 N ARG C 14 9.601 16.873 14.915 1.00 34.46 ATOM 94 CA ARG C 14 10.182 16.318 13.711 1.00 36.05 ATOM 95 C ARG C 14 9.214 16.522 12.538 1.00 33.47 ATOM 96 O ARG C 14 8.061 16.217 12.695 1.00 33.66 ATOM 97 CB ARG C 14 10.322 14.811 13.940 1.00 36.48 ATOM 98 CG ARG C 14 11.494 14.210 13.290 1.00 45.14 ATOM 99 CD ARG C 14 12.603 13.947 14.310 1.00 52.40 ATOM 100 NE ARG C 14 13.845 13.507 13.655 1.00 58.93 ATOM 101 CZ ARG C 14 14.709 14.318 13.022 1.00 61.70 ATOM 102 NH1 ARG C 14 14.488 15.633 12.944 1.00 60.44 ATOM 103 NH2 ARG C 14 15.812 13.811 12.469 1.00 61.11 ATOM 104 N ARG C 15 9.671 17.036 11.398 1.00 31.59 ATOM 105 CA ARG C 15 8.771 17.089 10.203 1.00 30.50 ATOM 106 C ARG C 15 8.636 15.751 9.484 1.00 29.19 ATOM 107 O ARG C 15 9.568 15.309 8.718 1.00 30.01 ATOM 108 CB ARG C 15 9.196 18.165 9.238 1.00 28.07 ATOM 109 CG ARG C 15 8.243 18.254 8.019 1.00 29.83 ATOM 110 CD ARG C 15 8.695 19.434 7.189 1.00 29.65 ATOM 111 NE ARG C 15 7.807 19.518 6.025 1.00 30.05 ATOM 112 CZ ARG C 15 7.675 20.575 5.252 1.00 33.57 ATOM 113 NH1 ARG C 15 8.351 21.685 5.488 1.00 33.23 ATOM 114 NH2 ARG C 15 6.811 20.538 4.240 1.00 32.97 ATOM 115 N TYR C 16 7.452 15.146 9.657 1.00 29.49 ATOM 116 CA TYR C 16 7.188 13.840 9.119 1.00 29.27 ATOM 117 C TYR C 16 6.631 13.945 7.710 1.00 30.55 ATOM 118 O TYR C 16 6.717 12.973 6.917 1.00 30.35 ATOM 119 CB TYR C 16 6.167 13.082 9.947 1.00 30.23 ATOM 120 CG TYR C 16 6.699 12.265 11.119 1.00 31.83 ATOM 121 CD1 TYR C 16 6.242 10.946 11.340 1.00 33.54 ATOM 122 CD2 TYR C 16 7.614 12.797 12.012 1.00 30.61 ATOM 123 CE1 TYR C 16 6.663 10.207 12.434 1.00 31.77 ATOM 124 CE2 TYR C 16 8.042 12.041 13.106 1.00 31.06 ATOM 125 CZ TYR C 16 7.562 10.765 13.305 1.00 34.99 ATOM 126 OH TYR C 16 7.996 10.044 14.410 1.00 33.15 ATOM 127 N GLY C 17 6.103 15.116 7.370 1.00 29.79 ATOM 128 CA GLY C 17 5.549 15.222 6.026 1.00 29.34 ATOM 129 C GLY C 17 4.987 16.585 5.809 1.00 29.10 ATOM 130 O GLY C 17 5.483 17.562 6.365 1.00 27.59 ATOM 131 N THR C 18 3.937 16.630 5.000 1.00 28.30 ATOM 132 CA THR C 18 3.400 17.927 4.530 1.00 28.26 ATOM 133 C THR C 18 1.880 17.867 4.536 1.00 29.29 ATOM 134 O THR C 18 1.299 16.874 4.127 1.00 29.63 ATOM 135 CB THR C 18 3.918 18.281 3.106 1.00 29.67 ATOM 136 OG1 THR C 18 5.364 18.306 3.097 1.00 27.77 ATOM 137 CG2 THR C 18 3.359 19.644 2.653 1.00 26.70 ATOM 138 N CYS C 19 1.220 18.904 5.042 1.00 26.31 ATOM 139 CA CYS C 19 -0.254 18.971 4.864 1.00 26.05 ATOM 140 C CYS C 19 -0.572 19.963 3.756 1.00 26.30 ATOM 141 O CYS C 19 0.286 20.777 3.394 1.00 26.28 ATOM 142 CB CYS C 19 -0.970 19.459 6.140 1.00 25.95 ATOM 143 SG CYS C 19 -0.115 18.922 7.720 1.00 25.47 ATOM 144 N ALA C 20 -1.792 19.867 3.224 1.00 26.94 ATOM 145 CA ALA C 20 -2.297 20.797 2.214 1.00 28.60 ATOM 146 C ALA C 20 -3.747 21.172 2.525 1.00 30.21 ATOM 147 O ALA C 20 -4.595 20.301 2.623 1.00 31.47 ATOM 148 CB ALA C 20 -2.231 20.123 0.831 1.00 30.43 ATOM 149 N TYR C 21 -4.009 22.444 2.770 1.00 28.98 ATOM 150 CA TYR C 21 -5.375 22.973 2.963 1.00 29.44 ATOM 151 C TYR C 21 -5.340 24.480 2.990 1.00 29.38 ATOM 152 O TYR C 21 -4.285 25.069 3.296 1.00 27.13 ATOM 153 CB TYR C 21 -6.111 22.414 4.191 1.00 28.93 ATOM 154 CG TYR C 21 -5.464 22.589 5.545 1.00 26.93 ATOM 155 CD1 TYR C 21 -4.568 21.627 6.022 1.00 27.56 ATOM 156 CD2 TYR C 21 -5.827 23.665 6.384 1.00 24.19 ATOM 157 CE1 TYR C 21 -4.004 21.751 7.299 1.00 26.30 ATOM 158 CE2 TYR C 21 -5.261 23.807 7.664 1.00 22.31 ATOM 159 CZ TYR C 21 -4.345 22.844 8.090 1.00 27.21 ATOM 160 OH TYR C 21 -3.879 23.064 9.398 1.00 29.66 ATOM 161 N GLN C 22 -6.489 25.076 2.653 1.00 28.13 ATOM 162 CA GLN C 22 -6.654 26.540 2.601 1.00 29.51 ATOM 163 C GLN C 22 -5.561 27.211 1.727 1.00 28.16 ATOM 164 O GLN C 22 -5.054 28.302 2.094 1.00 26.26 ATOM 165 CB GLN C 22 -6.694 27.166 4.027 1.00 29.52 ATOM 166 CG GLN C 22 -7.865 26.658 4.949 1.00 29.39 ATOM 167 CD GLN C 22 -7.782 27.225 6.318 1.00 31.71 ATOM 168 OE1 GLN C 22 -8.578 28.102 6.680 1.00 35.68 ATOM 169 NE2 GLN C 22 -6.828 26.741 7.131 1.00 31.91 ATOM 170 N GLY C 23 -5.140 26.525 0.643 1.00 27.22 ATOM 171 CA GLY C 23 -4.292 27.124 -0.406 1.00 27.75 ATOM 172 C GLY C 23 -2.820 26.983 -0.103 1.00 25.27 ATOM 173 O GLY C 23 -1.948 27.460 -0.848 1.00 28.26 ATOM 174 N ARG C 24 -2.534 26.399 1.064 1.00 25.68 ATOM 175 CA ARG C 24 -1.174 26.336 1.591 1.00 23.73 ATOM 176 C ARG C 24 -0.621 24.965 1.811 1.00 24.26 ATOM 177 O ARG C 24 -1.373 24.021 2.067 1.00 25.34 ATOM 178 CB ARG C 24 -1.099 27.048 2.930 1.00 25.05 ATOM 179 CG ARG C 24 -1.408 28.427 2.783 1.00 28.72 ATOM 180 CD ARG C 24 -1.540 29.093 4.046 1.00 37.16 ATOM 181 NE ARG C 24 -2.021 30.448 3.697 1.00 47.76 ATOM 182 CZ ARG C 24 -1.230 31.474 3.391 1.00 45.68 ATOM 183 NH1 ARG C 24 0.107 31.327 3.464 1.00 43.30 ATOM 184 NH2 ARG C 24 -1.797 32.653 3.075 1.00 44.75 ATOM 185 N ALA C 25 0.718 24.881 1.704 1.00 22.88 ATOM 186 CA ALA C 25 1.464 23.709 2.164 1.00 22.75 ATOM 187 C ALA C 25 1.895 23.978 3.576 1.00 23.35 ATOM 188 O ALA C 25 2.307 25.114 3.863 1.00 25.12 ATOM 189 CB ALA C 25 2.706 23.425 1.275 1.00 23.21 ATOM 190 N TRP C 26 1.783 22.927 4.424 1.00 22.22 ATOM 191 CA TRP C 26 2.083 23.028 5.894 1.00 23.41 ATOM 192 C TRP C 26 3.099 21.973 6.281 1.00 25.04 ATOM 193 O TRP C 26 3.118 20.899 5.708 1.00 24.63 ATOM 194 CB TRP C 26 0.844 22.737 6.767 1.00 24.01 ATOM 195 CG TRP C 26 -0.367 23.549 6.515 1.00 24.88 ATOM 196 CD1 TRP C 26 -1.167 23.569 5.370 1.00 22.34 ATOM 197 CD2 TRP C 26 -0.934 24.479 7.396 1.00 23.90 ATOM 198 NE1 TRP C 26 -2.235 24.419 5.551 1.00 24.31 ATOM 199 CE2 TRP C 26 -2.095 25.009 6.777 1.00 20.44 ATOM 200 CE3 TRP C 26 -0.590 24.936 8.672 1.00 23.13 ATOM 201 CZ2 TRP C 26 -2.894 25.975 7.404 1.00 22.43 ATOM 202 CZ3 TRP C 26 -1.411 25.879 9.289 1.00 23.36 ATOM 203 CH2 TRP C 26 -2.540 26.385 8.640 1.00 26.74 ATOM 204 N ALA C 27 4.027 22.300 7.213 1.00 23.43 ATOM 205 CA ALA C 27 4.833 21.244 7.788 1.00 23.80 ATOM 206 C ALA C 27 3.941 20.392 8.675 1.00 22.94 ATOM 207 O ALA C 27 3.139 20.856 9.443 1.00 24.48 ATOM 208 CB ALA C 27 6.060 21.834 8.546 1.00 22.39 ATOM 209 N PHE C 28 4.064 19.081 8.510 1.00 25.27 ATOM 210 CA PHE C 28 3.360 18.134 9.349 1.00 24.53 ATOM 211 C PHE C 28 4.415 17.630 10.333 1.00 25.77 ATOM 212 O PHE C 28 5.380 16.959 9.913 1.00 26.34 ATOM 213 CB PHE C 28 2.942 16.949 8.471 1.00 25.18 ATOM 214 CG PHE C 28 2.126 15.882 9.209 1.00 27.55 ATOM 215 CD1 PHE C 28 0.976 16.200 9.939 1.00 29.31 ATOM 216 CD2 PHE C 28 2.504 14.518 9.096 1.00 30.66 ATOM 217 CE1 PHE C 28 0.162 15.213 10.594 1.00 28.99 ATOM 218 CE2 PHE C 28 1.710 13.512 9.749 1.00 31.86 ATOM 219 CZ PHE C 28 0.533 13.861 10.493 1.00 29.05 ATOM 220 N CYS C 29 4.179 17.952 11.584 1.00 25.42 ATOM 221 CA CYS C 29 5.176 17.905 12.639 1.00 27.46 ATOM 222 C CYS C 29 4.702 16.947 13.742 1.00 28.31 ATOM 223 O CYS C 29 3.643 17.140 14.367 1.00 29.89 ATOM 224 CB CYS C 29 5.339 19.328 13.181 1.00 25.90 ATOM 225 SG CYS C 29 5.797 20.588 11.944 1.00 27.02 ATOM 226 N CYS C 30 5.540 15.954 14.045 1.00 29.65 ATOM 227 CA CYS C 30 5.233 14.966 15.087 1.00 30.09 ATOM 228 C CYS C 30 6.362 14.890 16.126 1.00 32.14 ATOM 229 O CYS C 30 7.438 15.454 15.944 1.00 30.75 ATOM 230 CB CYS C 30 5.020 13.553 14.481 1.00 29.79 ATOM 231 SG CYS C 30 3.874 13.443 13.061 1.00 31.10 ATOM 232 OXT CYS C 30 6.226 14.191 17.133 1.00 33.39 TER