HEADER ANTIMICROBIAL PROTEIN 23-APR-09 3H6C TITLE Crystal structure of human alpha-defensin 1 (Mutant Gln22Ala) COMPND MOL_ID: 1; COMPND 2 MOLECULE: Neutrophil defensin 1; COMPND 3 CHAIN: A, B; COMPND 4 MUTATION: YES; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 1; COMPND 7 Neutrophil defensin 1; COMPND 8 CHAIN: A, B; COMPND 9 MUTATION: YES; COMPND 10 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 1.63 ANGSTORMS DBREF 3H6C A 1 30 UNP P59665 DEF1_HUMAN 65 94 DBREF 3H6C 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 ILE TYR ALA GLY ARG LEU TRP SEQRES 3 B 30 ALA PHE CYS CYS ATOM 1 C1 PEG A 31 10.712 6.745 20.463 1.00 44.95 ATOM 2 O1 PEG A 31 11.128 8.103 20.658 1.00 46.20 ATOM 3 C2 PEG A 31 11.056 6.301 19.044 1.00 45.39 ATOM 4 O2 PEG A 31 12.416 5.894 18.986 1.00 47.17 ATOM 5 C3 PEG A 31 12.929 5.855 17.663 1.00 47.23 ATOM 6 C4 PEG A 31 14.203 6.682 17.628 1.00 49.84 ATOM 7 O4 PEG A 31 15.268 5.894 18.172 1.00 50.94 TER ATOM 1 N ALA B 1 16.760 13.091 13.875 1.00 21.42 ATOM 2 CA ALA B 1 15.845 13.118 12.705 1.00 20.26 ATOM 3 C ALA B 1 15.554 11.707 12.164 1.00 20.13 ATOM 4 O ALA B 1 16.438 10.944 11.772 1.00 19.85 ATOM 5 CB ALA B 1 16.391 14.030 11.591 1.00 20.79 ATOM 6 N CYS B 2 14.288 11.361 12.159 1.00 19.10 ATOM 7 CA CYS B 2 13.915 10.121 11.561 1.00 17.33 ATOM 8 C CYS B 2 13.157 10.400 10.298 1.00 16.84 ATOM 9 O CYS B 2 12.787 11.534 10.033 1.00 14.86 ATOM 10 CB CYS B 2 13.079 9.331 12.534 1.00 17.61 ATOM 11 SG CYS B 2 14.000 9.085 14.044 1.00 21.62 ATOM 12 N TYR B 3 12.959 9.345 9.525 1.00 15.84 ATOM 13 CA TYR B 3 12.249 9.407 8.270 1.00 17.44 ATOM 14 C TYR B 3 11.415 8.181 8.055 1.00 17.62 ATOM 15 O TYR B 3 11.671 7.116 8.663 1.00 17.62 ATOM 16 CB TYR B 3 13.223 9.509 7.103 1.00 18.12 ATOM 17 CG TYR B 3 14.206 10.638 7.204 1.00 19.67 ATOM 18 CD1 TYR B 3 13.937 11.876 6.627 1.00 22.02 ATOM 19 CD2 TYR B 3 15.431 10.455 7.870 1.00 22.43 ATOM 20 CE1 TYR B 3 14.860 12.909 6.712 1.00 23.51 ATOM 21 CE2 TYR B 3 16.355 11.466 7.967 1.00 22.41 ATOM 22 CZ TYR B 3 16.071 12.690 7.386 1.00 24.73 ATOM 23 OH TYR B 3 17.011 13.693 7.493 1.00 26.87 ATOM 24 N CYS B 4 10.418 8.327 7.176 1.00 16.71 ATOM 25 CA CYS B 4 9.612 7.222 6.677 1.00 16.91 ATOM 26 C CYS B 4 10.070 6.926 5.238 1.00 16.02 ATOM 27 O CYS B 4 10.122 7.832 4.399 1.00 16.85 ATOM 28 CB CYS B 4 8.113 7.588 6.746 1.00 17.30 ATOM 29 SG CYS B 4 7.597 7.731 8.475 1.00 22.22 ATOM 30 N ARG B 5 10.433 5.666 4.958 1.00 15.25 ATOM 31 CA ARG B 5 10.962 5.319 3.628 1.00 14.26 ATOM 32 C ARG B 5 10.348 4.038 3.118 1.00 14.28 ATOM 33 O ARG B 5 10.097 3.114 3.900 1.00 14.43 ATOM 34 CB ARG B 5 12.491 5.134 3.666 1.00 14.73 ATOM 35 CG ARG B 5 13.231 6.374 4.120 1.00 15.54 ATOM 36 CD ARG B 5 14.724 6.247 3.815 1.00 16.75 ATOM 37 NE ARG B 5 15.508 7.263 4.511 1.00 16.28 ATOM 38 CZ ARG B 5 15.624 8.519 4.090 1.00 17.43 ATOM 39 NH1 ARG B 5 14.998 8.915 2.989 1.00 15.46 ATOM 40 NH2 ARG B 5 16.371 9.388 4.768 1.00 18.00 ATOM 41 N ILE B 6 10.135 3.978 1.796 1.00 13.63 ATOM 42 CA ILE B 6 9.720 2.742 1.084 1.00 15.58 ATOM 43 C ILE B 6 10.770 2.331 0.031 1.00 16.06 ATOM 44 O ILE B 6 11.164 3.158 -0.797 1.00 16.06 ATOM 45 CB ILE B 6 8.286 2.900 0.450 1.00 14.84 ATOM 46 CG1 ILE B 6 7.213 3.050 1.555 1.00 14.80 ATOM 47 CG2 ILE B 6 7.961 1.740 -0.550 1.00 14.88 ATOM 48 CD1 ILE B 6 5.840 3.498 0.975 1.00 14.44 ATOM 49 N PRO B 7 11.180 1.031 0.007 1.00 16.49 ATOM 50 CA PRO B 7 10.716 -0.072 0.864 1.00 17.63 ATOM 51 C PRO B 7 11.617 -0.254 2.071 1.00 17.03 ATOM 52 O PRO B 7 11.292 -1.050 2.963 1.00 19.51 ATOM 53 CB PRO B 7 10.862 -1.294 -0.058 1.00 17.78 ATOM 54 CG PRO B 7 12.007 -0.945 -0.883 1.00 16.41 ATOM 55 CD PRO B 7 11.845 0.505 -1.208 1.00 17.71 ATOM 56 N ALA B 8 12.739 0.459 2.109 1.00 17.54 ATOM 57 CA ALA B 8 13.718 0.254 3.189 1.00 17.25 ATOM 58 C ALA B 8 14.442 1.510 3.576 1.00 16.77 ATOM 59 O ALA B 8 14.470 2.482 2.822 1.00 16.39 ATOM 60 CB ALA B 8 14.733 -0.764 2.770 1.00 16.84 ATOM 61 N CYS B 9 15.067 1.468 4.756 1.00 15.87 ATOM 62 CA CYS B 9 15.989 2.528 5.135 1.00 16.53 ATOM 63 C CYS B 9 17.135 2.628 4.137 1.00 17.17 ATOM 64 O CYS B 9 17.395 1.695 3.384 1.00 17.68 ATOM 65 CB CYS B 9 16.519 2.278 6.522 1.00 16.17 ATOM 66 SG CYS B 9 15.217 2.194 7.726 1.00 16.63 ATOM 67 N ILE B 10 17.782 3.790 4.118 1.00 17.09 ATOM 68 CA ILE B 10 19.029 4.011 3.395 1.00 18.26 ATOM 69 C ILE B 10 20.257 3.652 4.267 1.00 18.25 ATOM 70 O ILE B 10 20.138 3.430 5.468 1.00 17.33 ATOM 71 CB ILE B 10 19.097 5.492 2.888 1.00 18.61 ATOM 72 CG1 ILE B 10 19.085 6.530 4.037 1.00 18.30 ATOM 73 CG2 ILE B 10 17.937 5.777 1.985 1.00 20.48 ATOM 74 CD1 ILE B 10 19.577 7.982 3.604 1.00 20.91 ATOM 75 N ALA B 11 21.442 3.633 3.669 1.00 18.60 ATOM 76 CA ALA B 11 22.692 3.403 4.424 1.00 18.31 ATOM 77 C ALA B 11 22.893 4.515 5.469 1.00 17.84 ATOM 78 O ALA B 11 22.582 5.674 5.192 1.00 19.24 ATOM 79 CB ALA B 11 23.867 3.379 3.449 1.00 18.71 ATOM 80 N GLY B 12 23.371 4.192 6.665 1.00 16.49 ATOM 81 CA GLY B 12 23.526 5.211 7.704 1.00 14.34 ATOM 82 C GLY B 12 22.391 5.176 8.694 1.00 15.17 ATOM 83 O GLY B 12 22.477 5.723 9.848 1.00 14.79 ATOM 84 N GLU B 13 21.330 4.480 8.281 1.00 14.82 ATOM 85 CA GLU B 13 20.148 4.451 9.071 1.00 14.68 ATOM 86 C GLU B 13 19.917 3.084 9.658 1.00 14.01 ATOM 87 O GLU B 13 20.392 2.082 9.140 1.00 15.10 ATOM 88 CB GLU B 13 18.936 4.871 8.240 1.00 14.49 ATOM 89 CG GLU B 13 18.920 6.372 7.961 1.00 16.23 ATOM 90 CD GLU B 13 17.806 6.789 7.023 1.00 16.72 ATOM 91 OE1 GLU B 13 17.159 5.898 6.424 1.00 18.20 ATOM 92 OE2 GLU B 13 17.594 8.018 6.908 1.00 17.16 ATOM 93 N ARG B 14 19.227 3.084 10.787 1.00 13.35 ATOM 94 CA ARG B 14 18.734 1.883 11.421 1.00 13.43 ATOM 95 C ARG B 14 17.207 1.932 11.343 1.00 13.73 ATOM 96 O ARG B 14 16.605 2.993 11.611 1.00 12.89 ATOM 97 CB ARG B 14 19.169 1.918 12.889 1.00 13.36 ATOM 98 CG ARG B 14 18.717 0.736 13.716 1.00 16.61 ATOM 99 CD ARG B 14 19.502 -0.525 13.359 1.00 19.05 ATOM 100 NE ARG B 14 19.276 -1.571 14.361 1.00 20.38 ATOM 101 CZ ARG B 14 18.447 -2.605 14.202 1.00 24.42 ATOM 102 NH1 ARG B 14 17.748 -2.774 13.052 1.00 20.30 ATOM 103 NH2 ARG B 14 18.335 -3.486 15.202 1.00 25.18 ATOM 104 N ARG B 15 16.578 0.813 10.973 1.00 11.98 ATOM 105 CA ARG B 15 15.098 0.709 11.074 1.00 13.34 ATOM 106 C ARG B 15 14.604 0.500 12.528 1.00 13.42 ATOM 107 O ARG B 15 15.009 -0.447 13.179 1.00 14.43 ATOM 108 CB ARG B 15 14.529 -0.359 10.159 1.00 13.97 ATOM 109 CG ARG B 15 13.044 -0.351 10.130 1.00 14.52 ATOM 110 CD ARG B 15 12.572 -1.397 9.139 1.00 13.55 ATOM 111 NE ARG B 15 11.139 -1.384 9.156 1.00 16.07 ATOM 112 CZ ARG B 15 10.354 -1.998 8.279 1.00 20.15 ATOM 113 NH1 ARG B 15 10.873 -2.630 7.214 1.00 20.88 ATOM 114 NH2 ARG B 15 9.023 -1.883 8.424 1.00 19.10 ATOM 115 N TYR B 16 13.708 1.365 12.986 1.00 13.58 ATOM 116 CA TYR B 16 13.175 1.226 14.353 1.00 14.21 ATOM 117 C TYR B 16 11.757 0.618 14.440 1.00 14.76 ATOM 118 O TYR B 16 11.319 0.123 15.529 1.00 18.98 ATOM 119 CB TYR B 16 13.296 2.557 15.102 1.00 13.64 ATOM 120 CG TYR B 16 14.711 2.809 15.503 1.00 12.67 ATOM 121 CD1 TYR B 16 15.210 2.288 16.687 1.00 16.91 ATOM 122 CD2 TYR B 16 15.575 3.522 14.685 1.00 13.97 ATOM 123 CE1 TYR B 16 16.541 2.474 17.049 1.00 16.74 ATOM 124 CE2 TYR B 16 16.879 3.730 15.039 1.00 13.53 ATOM 125 CZ TYR B 16 17.367 3.199 16.236 1.00 16.31 ATOM 126 OH TYR B 16 18.676 3.372 16.642 1.00 20.01 ATOM 127 N GLY B 17 11.076 0.536 13.307 1.00 12.19 ATOM 128 CA GLY B 17 9.674 0.224 13.283 1.00 10.38 ATOM 129 C GLY B 17 9.100 0.594 11.923 1.00 13.45 ATOM 130 O GLY B 17 9.802 0.565 10.888 1.00 14.10 ATOM 131 N THR B 18 7.799 0.904 11.938 1.00 13.01 ATOM 132 CA THR B 18 7.026 1.148 10.706 1.00 14.08 ATOM 133 C THR B 18 6.209 2.406 10.845 1.00 14.17 ATOM 134 O THR B 18 5.762 2.758 11.938 1.00 14.26 ATOM 135 CB THR B 18 6.067 -0.048 10.460 1.00 15.10 ATOM 136 OG1 THR B 18 6.861 -1.235 10.344 1.00 20.05 ATOM 137 CG2 THR B 18 5.280 0.106 9.187 1.00 17.25 ATOM 138 N CYS B 19 6.039 3.120 9.748 1.00 13.04 ATOM 139 CA CYS B 19 5.115 4.235 9.726 1.00 14.39 ATOM 140 C CYS B 19 3.883 3.865 8.941 1.00 14.67 ATOM 141 O CYS B 19 3.959 3.153 7.928 1.00 15.52 ATOM 142 CB CYS B 19 5.678 5.448 9.011 1.00 16.02 ATOM 143 SG CYS B 19 7.407 5.841 9.251 1.00 21.97 ATOM 144 N ILE B 20 2.786 4.480 9.360 1.00 14.10 ATOM 145 CA ILE B 20 1.526 4.400 8.653 1.00 14.70 ATOM 146 C ILE B 20 1.352 5.830 8.257 1.00 13.59 ATOM 147 O ILE B 20 1.123 6.690 9.095 1.00 12.15 ATOM 148 CB ILE B 20 0.344 3.918 9.559 1.00 15.93 ATOM 149 CG1 ILE B 20 0.581 2.465 10.003 1.00 19.62 ATOM 150 CG2 ILE B 20 -0.971 4.044 8.811 1.00 18.26 ATOM 151 CD1 ILE B 20 -0.133 2.097 11.263 1.00 24.14 ATOM 152 N TYR B 21 1.485 6.073 6.963 1.00 13.70 ATOM 153 CA TYR B 21 1.358 7.426 6.463 1.00 13.37 ATOM 154 C TYR B 21 0.659 7.372 5.070 1.00 12.55 ATOM 155 O TYR B 21 1.115 6.646 4.186 1.00 13.12 ATOM 156 CB TYR B 21 2.764 8.120 6.402 1.00 14.95 ATOM 157 CG TYR B 21 2.766 9.432 5.592 1.00 13.95 ATOM 158 CD1 TYR B 21 2.147 10.579 6.083 1.00 15.60 ATOM 159 CD2 TYR B 21 3.301 9.484 4.294 1.00 16.02 ATOM 160 CE1 TYR B 21 2.076 11.755 5.331 1.00 17.10 ATOM 161 CE2 TYR B 21 3.237 10.659 3.547 1.00 15.95 ATOM 162 CZ TYR B 21 2.640 11.772 4.066 1.00 17.09 ATOM 163 OH TYR B 21 2.609 12.922 3.326 1.00 20.32 ATOM 164 N ALA B 22 -0.399 8.177 4.893 1.00 11.44 ATOM 165 CA ALA B 22 -1.094 8.333 3.580 1.00 12.72 ATOM 166 C ALA B 22 -1.553 6.984 3.021 1.00 13.02 ATOM 167 O ALA B 22 -1.491 6.737 1.807 1.00 14.82 ATOM 168 CB ALA B 22 -0.202 9.057 2.579 1.00 11.61 ATOM 169 N GLY B 23 -2.000 6.108 3.897 1.00 12.90 ATOM 170 CA GLY B 23 -2.527 4.814 3.489 1.00 14.07 ATOM 171 C GLY B 23 -1.525 3.747 3.067 1.00 13.44 ATOM 172 O GLY B 23 -1.925 2.724 2.482 1.00 16.34 ATOM 173 N ARG B 24 -0.235 4.035 3.275 1.00 11.69 ATOM 174 CA ARG B 24 0.847 3.089 3.005 1.00 11.45 ATOM 175 C ARG B 24 1.661 2.815 4.259 1.00 12.25 ATOM 176 O ARG B 24 1.604 3.565 5.245 1.00 13.16 ATOM 177 CB ARG B 24 1.795 3.606 1.902 1.00 10.09 ATOM 178 CG ARG B 24 1.259 3.521 0.454 1.00 12.66 ATOM 179 CD ARG B 24 0.236 4.592 0.165 1.00 11.86 ATOM 180 NE ARG B 24 0.106 4.780 -1.280 1.00 10.12 ATOM 181 CZ ARG B 24 -0.631 5.744 -1.811 1.00 15.55 ATOM 182 NH1 ARG B 24 -1.240 6.616 -1.006 1.00 17.76 ATOM 183 NH2 ARG B 24 -0.715 5.862 -3.130 1.00 15.81 ATOM 184 N LEU B 25 2.361 1.700 4.229 1.00 11.88 ATOM 185 CA LEU B 25 3.293 1.304 5.291 1.00 12.96 ATOM 186 C LEU B 25 4.708 1.628 4.834 1.00 13.02 ATOM 187 O LEU B 25 5.040 1.377 3.627 1.00 13.00 ATOM 188 CB LEU B 25 3.182 -0.193 5.505 1.00 13.43 ATOM 189 CG LEU B 25 1.847 -0.578 6.113 1.00 17.76 ATOM 190 CD1 LEU B 25 1.671 -2.075 6.005 1.00 19.27 ATOM 191 CD2 LEU B 25 1.827 -0.171 7.619 1.00 21.80 ATOM 192 N TRP B 26 5.483 2.196 5.745 1.00 12.95 ATOM 193 CA TRP B 26 6.858 2.643 5.483 1.00 11.87 ATOM 194 C TRP B 26 7.797 2.120 6.557 1.00 13.25 ATOM 195 O TRP B 26 7.364 1.848 7.658 1.00 13.80 ATOM 196 CB TRP B 26 6.921 4.172 5.545 1.00 12.32 ATOM 197 CG TRP B 26 5.874 4.926 4.719 1.00 14.37 ATOM 198 CD1 TRP B 26 4.493 4.971 4.920 1.00 14.04 ATOM 199 CD2 TRP B 26 6.133 5.776 3.574 1.00 13.86 ATOM 200 NE1 TRP B 26 3.899 5.792 3.960 1.00 14.42 ATOM 201 CE2 TRP B 26 4.872 6.280 3.122 1.00 13.85 ATOM 202 CE3 TRP B 26 7.301 6.149 2.883 1.00 15.02 ATOM 203 CZ2 TRP B 26 4.760 7.133 2.008 1.00 12.83 ATOM 204 CZ3 TRP B 26 7.172 6.992 1.754 1.00 12.78 ATOM 205 CH2 TRP B 26 5.910 7.474 1.342 1.00 11.64 ATOM 206 N ALA B 27 9.063 1.980 6.211 1.00 13.35 ATOM 207 CA ALA B 27 10.090 1.739 7.226 1.00 13.76 ATOM 208 C ALA B 27 10.297 3.009 8.024 1.00 12.55 ATOM 209 O ALA B 27 10.380 4.089 7.441 1.00 14.12 ATOM 210 CB ALA B 27 11.370 1.355 6.548 1.00 12.35 ATOM 211 N PHE B 28 10.360 2.888 9.347 1.00 13.81 ATOM 212 CA PHE B 28 10.664 4.036 10.193 1.00 15.45 ATOM 213 C PHE B 28 12.172 3.981 10.514 1.00 15.43 ATOM 214 O PHE B 28 12.638 3.048 11.175 1.00 16.72 ATOM 215 CB PHE B 28 9.838 4.028 11.488 1.00 15.91 ATOM 216 CG PHE B 28 10.149 5.187 12.395 1.00 18.18 ATOM 217 CD1 PHE B 28 9.995 6.498 11.948 1.00 21.19 ATOM 218 CD2 PHE B 28 10.630 4.968 13.673 1.00 22.37 ATOM 219 CE1 PHE B 28 10.280 7.558 12.800 1.00 22.21 ATOM 220 CE2 PHE B 28 10.922 6.013 14.523 1.00 20.65 ATOM 221 CZ PHE B 28 10.768 7.307 14.078 1.00 21.85 ATOM 222 N CYS B 29 12.889 4.981 10.026 1.00 14.84 ATOM 223 CA CYS B 29 14.372 4.960 9.910 1.00 15.05 ATOM 224 C CYS B 29 14.989 6.144 10.632 1.00 16.11 ATOM 225 O CYS B 29 14.547 7.260 10.457 1.00 16.72 ATOM 226 CB CYS B 29 14.751 5.094 8.450 1.00 14.96 ATOM 227 SG CYS B 29 14.018 3.826 7.401 1.00 16.44 ATOM 228 N CYS B 30 16.036 5.911 11.414 1.00 15.79 ATOM 229 CA CYS B 30 16.766 7.023 12.039 1.00 17.61 ATOM 230 C CYS B 30 18.275 6.851 11.855 1.00 17.92 ATOM 231 O CYS B 30 18.723 5.724 12.011 1.00 18.62 ATOM 232 CB CYS B 30 16.421 7.120 13.518 1.00 17.85 ATOM 233 SG CYS B 30 14.661 7.161 13.880 1.00 22.24 ATOM 234 OXT CYS B 30 19.077 7.767 11.572 1.00 17.05 ATOM 235 C1 PEG B 31 7.166 14.139 6.208 1.00 47.79 ATOM 236 O1 PEG B 31 6.446 15.267 5.719 1.00 48.18 ATOM 237 C2 PEG B 31 6.291 12.895 6.081 1.00 45.19 ATOM 238 O2 PEG B 31 6.516 12.349 4.780 1.00 46.78 ATOM 239 C3 PEG B 31 7.166 11.074 4.772 1.00 44.81 ATOM 240 C4 PEG B 31 7.255 10.521 3.356 1.00 45.31 ATOM 241 O4 PEG B 31 8.461 10.900 2.665 1.00 47.89 ATOM 242 CL CL B 32 0.264 -0.254 -0.389 0.50 16.21 ATOM 243 CL CL B 33 8.389 -1.454 4.433 1.00 64.07 TER