HEADER ANTIMICROBIAL PROTEIN 31-DEC-69 6DMQ TITLE Crystal structure of the T27A mutant of human alpha defensin HNP4. COMPND MOL_ID: 1; COMPND 2 MOLECULE: Neutrophil defensin 4; 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 6DMQ B 1 33 UNP P12838 DEF4_HUMAN 64 96 SEQRES 1 B 33 VAL CYS SER CYS ARG LEU VAL PHE CYS ARG ARG THR GLU SEQRES 2 B 33 LEU ARG VAL GLY ASN CYS LEU ILE GLY GLY VAL SER PHE SEQRES 3 B 33 ALA TYR CYS CYS THR ARG VAL ATOM 1 N VAL B 1 2.103 -4.501 27.529 1.00 35.92 ATOM 2 CA VAL B 1 2.945 -4.759 28.703 1.00 34.49 ATOM 3 C VAL B 1 4.335 -4.161 28.426 1.00 29.25 ATOM 4 O VAL B 1 4.739 -4.113 27.271 1.00 27.75 ATOM 5 CB VAL B 1 3.025 -6.279 28.989 1.00 37.16 ATOM 6 CG1 VAL B 1 3.720 -6.554 30.311 1.00 38.72 ATOM 7 CG2 VAL B 1 1.657 -6.961 28.939 1.00 42.34 ATOM 8 N CYS B 2 5.030 -3.711 29.475 1.00 25.55 ATOM 9 CA CYS B 2 6.413 -3.123 29.282 1.00 24.12 ATOM 10 C CYS B 2 7.462 -3.865 30.099 1.00 21.91 ATOM 11 O CYS B 2 7.243 -4.426 31.216 1.00 22.03 ATOM 12 CB CYS B 2 6.508 -1.659 29.642 1.00 24.17 ATOM 13 SG CYS B 2 5.235 -0.665 28.835 1.00 25.23 ATOM 14 N SER B 3 8.661 -3.859 29.545 1.00 20.75 ATOM 15 CA SER B 3 9.710 -4.738 30.035 1.00 22.08 ATOM 16 C SER B 3 10.988 -3.919 30.017 1.00 19.79 ATOM 17 O SER B 3 11.131 -3.034 29.150 1.00 24.20 ATOM 18 CB SER B 3 9.869 -5.976 29.170 1.00 22.43 ATOM 19 OG SER B 3 8.745 -6.814 29.163 1.00 24.77 ATOM 20 N CYS B 4 11.890 -4.237 30.949 1.00 17.04 ATOM 21 CA CYS B 4 13.193 -3.542 30.997 1.00 16.65 ATOM 22 C CYS B 4 14.214 -4.552 30.478 1.00 17.73 ATOM 23 O CYS B 4 14.264 -5.647 31.015 1.00 17.69 ATOM 24 CB CYS B 4 13.532 -3.022 32.408 1.00 17.74 ATOM 25 SG CYS B 4 12.577 -1.592 33.026 1.00 18.09 ATOM 26 N ARG B 5 14.828 -4.213 29.321 1.00 16.25 ATOM 27 CA ARG B 5 15.671 -5.090 28.529 1.00 16.91 ATOM 28 C ARG B 5 17.046 -4.444 28.264 1.00 16.83 ATOM 29 O ARG B 5 17.203 -3.247 27.927 1.00 18.54 ATOM 30 CB ARG B 5 14.940 -5.388 27.232 1.00 18.93 ATOM 31 CG ARG B 5 13.722 -6.253 27.457 1.00 18.70 ATOM 32 CD ARG B 5 13.316 -6.587 26.053 1.00 20.60 ATOM 33 NE ARG B 5 11.984 -7.199 26.018 1.00 20.78 ATOM 34 CZ ARG B 5 11.594 -8.359 26.521 1.00 23.12 ATOM 35 NH1 ARG B 5 12.429 -9.187 27.136 1.00 21.62 ATOM 36 NH2 ARG B 5 10.308 -8.683 26.449 1.00 23.90 ATOM 37 N LEU B 6 18.089 -5.236 28.407 1.00 19.22 ATOM 38 CA LEU B 6 19.406 -4.709 28.106 1.00 19.69 ATOM 39 C LEU B 6 19.555 -4.631 26.573 1.00 20.73 ATOM 40 O LEU B 6 19.246 -5.569 25.855 1.00 20.98 ATOM 41 CB LEU B 6 20.456 -5.585 28.762 1.00 21.44 ATOM 42 CG LEU B 6 21.834 -4.956 28.921 1.00 23.87 ATOM 43 CD1 LEU B 6 21.842 -3.881 30.001 1.00 23.58 ATOM 44 CD2 LEU B 6 22.807 -6.083 29.230 1.00 24.17 ATOM 45 N VAL B 7 19.980 -3.464 26.101 1.00 22.06 ATOM 46 CA VAL B 7 20.396 -3.249 24.685 1.00 21.52 ATOM 47 C VAL B 7 19.168 -3.139 23.775 1.00 22.41 ATOM 48 O VAL B 7 18.959 -2.046 23.259 1.00 24.36 ATOM 49 CB VAL B 7 21.378 -4.308 24.135 1.00 23.55 ATOM 50 CG1 VAL B 7 21.880 -3.889 22.751 1.00 26.63 ATOM 51 CG2 VAL B 7 22.534 -4.593 25.089 1.00 24.36 ATOM 52 N PHE B 8 18.419 -4.250 23.537 1.00 20.26 ATOM 53 CA PHE B 8 17.422 -4.253 22.440 1.00 21.61 ATOM 54 C PHE B 8 16.005 -4.525 22.959 1.00 19.98 ATOM 55 O PHE B 8 15.807 -5.481 23.820 1.00 21.16 ATOM 56 CB PHE B 8 17.749 -5.331 21.408 1.00 22.81 ATOM 57 CG PHE B 8 19.021 -5.111 20.615 1.00 24.20 ATOM 58 CD1 PHE B 8 19.274 -3.902 19.977 1.00 25.17 ATOM 59 CD2 PHE B 8 19.979 -6.103 20.524 1.00 25.28 ATOM 60 CE1 PHE B 8 20.442 -3.707 19.256 1.00 27.03 ATOM 61 CE2 PHE B 8 21.162 -5.891 19.835 1.00 27.87 ATOM 62 CZ PHE B 8 21.393 -4.692 19.199 1.00 27.72 ATOM 63 N CYS B 9 15.034 -3.823 22.366 1.00 20.23 ATOM 64 CA CYS B 9 13.643 -4.314 22.479 1.00 20.54 ATOM 65 C CYS B 9 13.388 -5.514 21.521 1.00 22.33 ATOM 66 O CYS B 9 14.116 -5.746 20.516 1.00 26.87 ATOM 67 CB CYS B 9 12.614 -3.223 22.194 1.00 23.10 ATOM 68 SG CYS B 9 12.701 -1.756 23.266 1.00 23.02 ATOM 69 N ARG B 10 12.304 -6.259 21.786 1.00 22.56 ATOM 70 CA ARG B 10 11.774 -7.343 20.897 1.00 23.02 ATOM 71 C ARG B 10 11.053 -6.732 19.676 1.00 24.15 ATOM 72 O ARG B 10 10.717 -5.559 19.606 1.00 23.02 ATOM 73 CB ARG B 10 10.825 -8.301 21.626 1.00 23.88 ATOM 74 CG ARG B 10 11.430 -8.947 22.872 1.00 24.41 ATOM 75 CD ARG B 10 12.256 -10.181 22.572 1.00 24.83 ATOM 76 NE ARG B 10 13.018 -10.536 23.789 1.00 24.40 ATOM 77 CZ ARG B 10 12.540 -11.284 24.771 1.00 26.04 ATOM 78 NH1 ARG B 10 11.224 -11.447 24.902 1.00 25.98 ATOM 79 NH2 ARG B 10 13.382 -11.943 25.558 1.00 25.08 ATOM 80 N ARG B 11 10.904 -7.538 18.643 1.00 26.06 ATOM 81 CA ARG B 11 10.372 -6.961 17.442 1.00 29.22 ATOM 82 C ARG B 11 8.893 -6.592 17.636 1.00 30.29 ATOM 83 O ARG B 11 8.358 -5.820 16.806 1.00 32.95 ATOM 84 CB ARG B 11 10.620 -7.915 16.268 1.00 32.24 ATOM 85 CG ARG B 11 12.086 -8.296 16.065 1.00 34.51 ATOM 86 CD ARG B 11 13.002 -7.190 15.535 1.00 36.66 ATOM 87 NE ARG B 11 14.421 -7.333 15.886 1.00 37.03 ATOM 88 CZ ARG B 11 14.888 -7.132 17.098 1.00 37.52 ATOM 89 NH1 ARG B 11 14.028 -6.876 18.068 1.00 36.34 ATOM 90 NH2 ARG B 11 16.192 -7.192 17.346 1.00 38.30 ATOM 91 N THR B 12 8.224 -7.199 18.624 1.00 30.05 ATOM 92 CA THR B 12 6.831 -6.866 19.011 1.00 31.99 ATOM 93 C THR B 12 6.745 -5.586 19.872 1.00 30.69 ATOM 94 O THR B 12 5.648 -5.197 20.290 1.00 33.10 ATOM 95 CB THR B 12 6.206 -8.046 19.765 1.00 33.72 ATOM 96 OG1 THR B 12 7.061 -8.320 20.871 1.00 33.36 ATOM 97 CG2 THR B 12 6.043 -9.296 18.919 1.00 36.07 ATOM 98 N GLU B 13 7.885 -4.942 20.179 1.00 27.78 ATOM 99 CA GLU B 13 7.891 -3.888 21.144 1.00 26.08 ATOM 100 C GLU B 13 8.418 -2.583 20.548 1.00 26.98 ATOM 101 O GLU B 13 9.181 -2.609 19.594 1.00 29.04 ATOM 102 CB GLU B 13 8.824 -4.202 22.306 1.00 24.98 ATOM 103 CG GLU B 13 8.213 -5.143 23.303 1.00 24.59 ATOM 104 CD GLU B 13 9.204 -5.986 24.070 1.00 25.74 ATOM 105 OE1 GLU B 13 10.441 -5.750 23.908 1.00 22.93 ATOM 106 OE2 GLU B 13 8.729 -6.841 24.826 1.00 27.09 ATOM 107 N LEU B 14 7.941 -1.474 21.130 1.00 26.05 ATOM 108 CA LEU B 14 8.415 -0.151 20.839 1.00 27.06 ATOM 109 C LEU B 14 9.269 0.287 22.024 1.00 25.42 ATOM 110 O LEU B 14 8.902 0.051 23.202 1.00 23.72 ATOM 111 CB LEU B 14 7.254 0.831 20.651 1.00 30.50 ATOM 112 CG LEU B 14 7.646 2.275 20.337 1.00 32.55 ATOM 113 CD1 LEU B 14 8.381 2.390 19.012 1.00 35.22 ATOM 114 CD2 LEU B 14 6.415 3.190 20.301 1.00 34.64 ATOM 115 N ARG B 15 10.427 0.899 21.733 0.50 25.15 ATOM 116 CA ARG B 15 11.265 1.496 22.767 0.50 24.49 ATOM 117 C ARG B 15 10.646 2.851 23.134 0.50 23.90 ATOM 118 O ARG B 15 10.539 3.773 22.289 0.50 25.73 ATOM 119 CB ARG B 15 12.731 1.631 22.340 0.50 25.09 ATOM 120 CG ARG B 15 13.189 0.577 21.357 0.50 25.79 ATOM 121 CD ARG B 15 14.508 0.836 20.673 0.50 27.27 ATOM 122 NE ARG B 15 14.253 0.624 19.268 0.50 29.13 ATOM 123 CZ ARG B 15 13.064 0.780 18.705 0.50 31.12 ATOM 124 NH1 ARG B 15 12.951 0.749 17.390 0.50 32.52 ATOM 125 NH2 ARG B 15 11.993 0.973 19.458 0.50 29.76 ATOM 126 N VAL B 16 10.204 2.956 24.389 1.00 22.35 ATOM 127 CA VAL B 16 9.505 4.191 24.907 1.00 24.42 ATOM 128 C VAL B 16 10.393 5.068 25.815 1.00 22.22 ATOM 129 O VAL B 16 10.025 6.187 26.041 1.00 22.46 ATOM 130 CB VAL B 16 8.208 3.831 25.663 1.00 25.95 ATOM 131 CG1 VAL B 16 7.099 3.413 24.730 1.00 26.85 ATOM 132 CG2 VAL B 16 8.462 2.776 26.723 1.00 24.11 ATOM 133 N GLY B 17 11.395 4.471 26.469 1.00 22.17 ATOM 134 CA GLY B 17 12.321 5.213 27.306 1.00 21.76 ATOM 135 C GLY B 17 13.390 4.315 27.866 1.00 20.22 ATOM 136 O GLY B 17 13.881 3.397 27.191 1.00 19.15 ATOM 137 N ASN B 18 13.699 4.515 29.137 1.00 20.05 ATOM 138 CA ASN B 18 14.800 3.866 29.761 1.00 18.99 ATOM 139 C ASN B 18 14.428 3.507 31.192 1.00 18.88 ATOM 140 O ASN B 18 13.566 4.188 31.772 1.00 17.87 ATOM 141 CB ASN B 18 16.057 4.728 29.753 1.00 22.76 ATOM 142 CG ASN B 18 16.764 4.629 28.417 1.00 27.13 ATOM 143 OD1 ASN B 18 16.208 4.973 27.388 1.00 39.21 ATOM 144 ND2 ASN B 18 17.996 4.168 28.400 1.00 28.71 ATOM 145 N CYS B 19 15.054 2.427 31.670 1.00 17.10 ATOM 146 CA CYS B 19 15.005 2.075 33.052 1.00 16.13 ATOM 147 C CYS B 19 16.368 2.418 33.597 1.00 16.46 ATOM 148 O CYS B 19 17.295 2.274 32.866 1.00 16.86 ATOM 149 CB CYS B 19 14.622 0.614 33.255 1.00 17.98 ATOM 150 SG CYS B 19 13.213 0.124 32.223 1.00 19.49 ATOM 151 N LEU B 20 16.425 2.690 34.863 1.00 16.22 ATOM 152 CA LEU B 20 17.732 2.752 35.508 1.00 19.07 ATOM 153 C LEU B 20 17.588 1.895 36.774 1.00 18.66 ATOM 154 O LEU B 20 16.783 2.177 37.607 1.00 18.79 ATOM 155 CB LEU B 20 18.167 4.183 35.833 1.00 21.82 ATOM 156 CG LEU B 20 19.575 4.219 36.421 1.00 24.89 ATOM 157 CD1 LEU B 20 20.643 4.100 35.363 1.00 24.94 ATOM 158 CD2 LEU B 20 19.769 5.419 37.307 1.00 26.46 ATOM 159 N ILE B 21 18.365 0.852 36.817 1.00 19.99 ATOM 160 CA ILE B 21 18.376 -0.177 37.869 1.00 22.18 ATOM 161 C ILE B 21 19.814 -0.544 38.265 1.00 21.84 ATOM 162 O ILE B 21 20.524 -1.139 37.485 1.00 18.88 ATOM 163 CB ILE B 21 17.603 -1.447 37.466 1.00 21.85 ATOM 164 CG1 ILE B 21 16.221 -1.207 36.862 1.00 23.07 ATOM 165 CG2 ILE B 21 17.470 -2.346 38.680 1.00 23.18 ATOM 166 CD1 ILE B 21 15.700 -2.397 36.069 1.00 23.77 ATOM 167 N GLY B 22 20.130 -0.355 39.551 1.00 23.02 ATOM 168 CA GLY B 22 21.454 -0.714 40.046 1.00 25.02 ATOM 169 C GLY B 22 22.593 -0.026 39.299 1.00 25.52 ATOM 170 O GLY B 22 23.696 -0.607 39.161 1.00 27.48 ATOM 171 N GLY B 23 22.358 1.191 38.799 1.00 25.42 ATOM 172 CA GLY B 23 23.383 2.002 38.109 1.00 25.87 ATOM 173 C GLY B 23 23.566 1.649 36.641 1.00 25.07 ATOM 174 O GLY B 23 24.578 2.010 36.022 1.00 26.40 ATOM 175 N VAL B 24 22.583 0.933 36.106 1.00 22.47 ATOM 176 CA VAL B 24 22.615 0.399 34.762 1.00 21.51 ATOM 177 C VAL B 24 21.366 0.890 34.008 1.00 20.94 ATOM 178 O VAL B 24 20.227 0.901 34.521 1.00 17.04 ATOM 179 CB VAL B 24 22.739 -1.149 34.765 1.00 22.36 ATOM 180 CG1 VAL B 24 22.561 -1.724 33.343 1.00 23.20 ATOM 181 CG2 VAL B 24 24.044 -1.660 35.370 1.00 24.74 ATOM 182 N SER B 25 21.580 1.240 32.737 0.50 21.01 ATOM 183 CA SER B 25 20.536 1.647 31.854 0.50 20.59 ATOM 184 C SER B 25 19.985 0.419 31.128 0.50 19.04 ATOM 185 O SER B 25 20.725 -0.505 30.695 0.50 19.00 ATOM 186 CB SER B 25 21.071 2.675 30.885 0.50 21.68 ATOM 187 OG SER B 25 20.056 3.537 30.369 0.50 22.37 ATOM 188 N PHE B 26 18.672 0.410 30.961 1.00 18.18 ATOM 189 CA PHE B 26 17.966 -0.626 30.153 1.00 17.20 ATOM 190 C PHE B 26 16.975 0.094 29.246 1.00 18.37 ATOM 191 O PHE B 26 16.559 1.227 29.588 1.00 16.76 ATOM 192 CB PHE B 26 17.155 -1.574 31.046 1.00 18.12 ATOM 193 CG PHE B 26 18.016 -2.353 31.994 1.00 15.75 ATOM 194 CD1 PHE B 26 18.279 -1.787 33.227 1.00 17.03 ATOM 195 CD2 PHE B 26 18.536 -3.608 31.721 1.00 18.11 ATOM 196 CE1 PHE B 26 19.176 -2.394 34.070 1.00 16.80 ATOM 197 CE2 PHE B 26 19.413 -4.228 32.621 1.00 17.91 ATOM 198 CZ PHE B 26 19.614 -3.660 33.851 1.00 17.72 ATOM 199 N ALA B 27 16.726 -0.463 28.058 1.00 17.66 ATOM 200 CA ALA B 27 15.648 0.046 27.235 1.00 18.37 ATOM 201 C ALA B 27 14.317 -0.339 27.892 1.00 17.76 ATOM 202 O ALA B 27 14.154 -1.456 28.438 1.00 18.45 ATOM 203 CB ALA B 27 15.709 -0.549 25.870 1.00 19.73 ATOM 204 N TYR B 28 13.349 0.564 27.812 1.00 17.79 ATOM 205 CA TYR B 28 11.994 0.270 28.312 1.00 18.94 ATOM 206 C TYR B 28 11.171 0.014 27.047 1.00 19.86 ATOM 207 O TYR B 28 11.005 0.996 26.312 1.00 22.06 ATOM 208 CB TYR B 28 11.384 1.421 29.107 1.00 20.59 ATOM 209 CG TYR B 28 10.220 1.024 29.970 1.00 21.54 ATOM 210 CD1 TYR B 28 10.288 -0.063 30.833 1.00 23.11 ATOM 211 CD2 TYR B 28 9.034 1.727 29.880 1.00 24.60 ATOM 212 CE1 TYR B 28 9.223 -0.422 31.652 1.00 24.51 ATOM 213 CE2 TYR B 28 7.969 1.391 30.701 1.00 25.16 ATOM 214 CZ TYR B 28 8.067 0.305 31.568 1.00 23.70 ATOM 215 OH TYR B 28 6.981 0.070 32.359 1.00 28.46 ATOM 216 N CYS B 29 10.728 -1.235 26.896 1.00 21.35 ATOM 217 CA CYS B 29 10.138 -1.797 25.681 1.00 21.07 ATOM 218 C CYS B 29 8.689 -2.218 25.912 1.00 22.00 ATOM 219 O CYS B 29 8.444 -3.131 26.723 1.00 23.50 ATOM 220 CB CYS B 29 10.939 -3.009 25.281 1.00 22.05 ATOM 221 SG CYS B 29 12.690 -2.563 25.125 1.00 21.65 ATOM 222 N CYS B 30 7.768 -1.634 25.133 1.00 22.33 ATOM 223 CA CYS B 30 6.299 -1.879 25.338 1.00 24.15 ATOM 224 C CYS B 30 5.669 -2.507 24.080 1.00 26.40 ATOM 225 O CYS B 30 6.010 -2.179 22.950 1.00 26.31 ATOM 226 CB CYS B 30 5.578 -0.586 25.693 1.00 26.25 ATOM 227 SG CYS B 30 6.121 0.244 27.207 1.00 26.41 ATOM 228 N THR B 31 4.774 -3.451 24.328 1.00 28.66 ATOM 229 CA THR B 31 3.894 -3.967 23.306 1.00 32.06 ATOM 230 C THR B 31 2.782 -2.919 23.134 1.00 34.59 ATOM 231 O THR B 31 2.645 -2.016 23.961 1.00 34.00 ATOM 232 CB THR B 31 3.370 -5.351 23.709 1.00 33.09 ATOM 233 OG1 THR B 31 2.563 -5.083 24.850 1.00 33.93 ATOM 234 CG2 THR B 31 4.458 -6.351 24.060 1.00 31.58 ATOM 235 N ARG B 32 2.012 -3.036 22.043 1.00 38.91 ATOM 236 CA ARG B 32 0.971 -2.089 21.736 1.00 43.82 ATOM 237 C ARG B 32 -0.116 -2.106 22.823 1.00 48.18 ATOM 238 O ARG B 32 -0.654 -1.046 23.191 1.00 48.14 ATOM 239 CB ARG B 32 0.346 -2.449 20.383 1.00 45.94 ATOM 240 CG ARG B 32 -0.677 -1.442 19.885 1.00 49.72 ATOM 241 CD ARG B 32 -1.552 -2.069 18.823 1.00 52.77 ATOM 242 NE ARG B 32 -2.380 -3.163 19.333 1.00 54.92 ATOM 243 CZ ARG B 32 -3.695 -3.071 19.586 1.00 57.41 ATOM 244 NH1 ARG B 32 -4.380 -4.155 19.919 1.00 59.15 ATOM 245 NH2 ARG B 32 -4.327 -1.898 19.486 1.00 59.65 ATOM 246 N VAL B 33 -0.467 -3.325 23.281 1.00 35.13 ATOM 247 CA VAL B 33 -1.472 -3.536 24.320 1.00 36.99 ATOM 248 C VAL B 33 -0.984 -4.626 25.281 1.00 38.51 ATOM 249 O VAL B 33 -0.159 -5.498 24.967 1.00 41.01 ATOM 250 CB VAL B 33 -2.848 -3.898 23.720 1.00 36.79 ATOM 251 CG1 VAL B 33 -3.626 -2.659 23.317 1.00 36.51 ATOM 252 CG2 VAL B 33 -2.722 -4.850 22.545 1.00 36.23 ATOM 253 OXT VAL B 33 -1.449 -4.655 26.420 1.00 43.16 TER