HEADER ALLERGEN 31-DEC-69 5ZJL TITLE Crystal Structure of the dust mite allergen Der f 23 from TITLE 2 Dermatophagoides farinae COMPND MOL_ID: 1; COMPND 2 MOLECULE: Der f 23 allergen; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: UNP residues ; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 1.70 ANGSTORMS DBREF 5ZJL B 9 39 UNP A0A0U3JM A0A0U3JM87_ 144 174 SEQRES 1 B 31 PRO CYS LYS PHE TYR ILE CYS SER ASN TRP GLU ALA ILE SEQRES 2 B 31 HIS LYS SER CYS PRO GLY ASN THR ARG TRP ASN GLU LYS SEQRES 3 B 31 GLU LEU THR CYS THR ATOM 1 N PRO B 9 7.402 -11.132 17.534 1.00 15.83 ATOM 2 CA PRO B 9 8.079 -10.565 18.691 1.00 16.64 ATOM 3 C PRO B 9 9.195 -11.499 19.263 1.00 16.01 ATOM 4 O PRO B 9 9.948 -11.089 20.167 1.00 19.18 ATOM 5 CB PRO B 9 6.883 -10.499 19.754 1.00 18.07 ATOM 6 CG PRO B 9 5.778 -11.490 19.070 1.00 18.16 ATOM 7 CD PRO B 9 6.453 -12.142 17.938 1.00 17.93 ATOM 8 N CYS B 10 9.353 -12.739 18.724 1.00 15.19 ATOM 9 CA CYS B 10 10.366 -13.766 19.001 1.00 14.16 ATOM 10 C CYS B 10 11.267 -14.033 17.776 1.00 14.66 ATOM 11 O CYS B 10 11.738 -15.126 17.544 1.00 16.47 ATOM 12 CB CYS B 10 9.830 -15.090 19.458 1.00 15.24 ATOM 13 SG CYS B 10 8.712 -15.006 20.920 1.00 17.11 ATOM 14 N LYS B 11 11.520 -12.968 17.066 1.00 17.90 ATOM 15 CA LYS B 11 12.330 -12.918 15.911 1.00 17.08 ATOM 16 C LYS B 11 12.783 -11.456 15.727 1.00 16.51 ATOM 17 O LYS B 11 12.268 -10.540 16.286 1.00 16.02 ATOM 18 CB LYS B 11 11.624 -13.375 14.636 1.00 15.70 ATOM 19 CG LYS B 11 10.852 -14.701 14.620 1.00 18.05 ATOM 20 CD LYS B 11 11.702 -15.899 14.256 1.00 15.45 ATOM 21 CE LYS B 11 10.857 -17.044 13.674 1.00 18.81 ATOM 22 NZ LYS B 11 9.845 -16.748 12.535 1.00 17.33 ATOM 23 N PHE B 12 13.669 -11.190 14.763 1.00 16.21 ATOM 24 CA PHE B 12 14.034 -9.812 14.495 1.00 16.37 ATOM 25 C PHE B 12 14.807 -9.852 13.249 1.00 17.65 ATOM 26 O PHE B 12 15.099 -10.981 12.702 1.00 17.26 ATOM 27 CB PHE B 12 15.017 -9.331 15.672 1.00 15.07 ATOM 28 CG PHE B 12 16.333 -10.168 15.753 1.00 15.24 ATOM 29 CD1 PHE B 12 16.363 -11.401 16.472 1.00 15.85 ATOM 30 CD2 PHE B 12 17.464 -9.761 15.110 1.00 14.11 ATOM 31 CE1 PHE B 12 17.548 -12.142 16.484 1.00 15.82 ATOM 32 CE2 PHE B 12 18.656 -10.414 15.229 1.00 13.98 ATOM 33 CZ PHE B 12 18.716 -11.626 15.812 1.00 15.81 ATOM 34 N TYR B 13 15.196 -8.691 12.804 1.00 17.56 ATOM 35 CA TYR B 13 15.932 -8.651 11.564 1.00 15.11 ATOM 36 C TYR B 13 17.249 -8.017 11.770 1.00 16.97 ATOM 37 O TYR B 13 17.414 -6.951 12.494 1.00 16.36 ATOM 38 CB TYR B 13 15.220 -8.031 10.403 1.00 19.18 ATOM 39 CG TYR B 13 13.897 -8.548 9.988 1.00 17.21 ATOM 40 CD1 TYR B 13 12.714 -8.459 10.902 1.00 14.86 ATOM 41 CD2 TYR B 13 13.708 -9.090 8.740 1.00 13.51 ATOM 42 CE1 TYR B 13 11.505 -8.929 10.530 1.00 17.52 ATOM 43 CE2 TYR B 13 12.436 -9.583 8.358 1.00 17.69 ATOM 44 CZ TYR B 13 11.308 -9.382 9.192 1.00 16.15 ATOM 45 OH TYR B 13 10.092 -9.823 8.833 1.00 17.49 ATOM 46 N ILE B 14 18.179 -8.582 11.063 1.00 15.34 ATOM 47 CA ILE B 14 19.515 -8.017 10.851 1.00 15.96 ATOM 48 C ILE B 14 19.456 -7.421 9.425 1.00 16.73 ATOM 49 O ILE B 14 19.005 -8.121 8.615 1.00 15.65 ATOM 50 CB ILE B 14 20.630 -9.105 11.096 1.00 18.29 ATOM 51 CG1 ILE B 14 20.492 -9.655 12.429 1.00 18.41 ATOM 52 CG2 ILE B 14 22.019 -8.577 10.930 1.00 16.27 ATOM 53 CD1 ILE B 14 20.421 -8.586 13.522 1.00 17.38 ATOM 54 N CYS B 15 19.739 -6.149 9.255 1.00 13.28 ATOM 55 CA CYS B 15 19.881 -5.661 7.880 1.00 17.35 ATOM 56 C CYS B 15 21.264 -5.498 7.511 1.00 17.68 ATOM 57 O CYS B 15 22.147 -5.087 8.392 1.00 18.88 ATOM 58 CB CYS B 15 19.079 -4.369 7.626 1.00 16.67 ATOM 59 SG CYS B 15 17.399 -4.513 7.884 1.00 17.65 ATOM 60 N SER B 16 21.519 -5.709 6.240 1.00 16.54 ATOM 61 CA SER B 16 22.906 -5.624 5.725 1.00 20.49 ATOM 62 C SER B 16 22.874 -5.258 4.318 1.00 16.61 ATOM 63 O SER B 16 22.483 -6.079 3.547 1.00 17.23 ATOM 64 CB SER B 16 23.704 -6.860 6.029 1.00 18.48 ATOM 65 OG SER B 16 23.832 -6.888 7.499 1.00 20.23 ATOM 66 N ASN B 17 23.246 -3.999 4.001 1.00 16.59 ATOM 67 CA ASN B 17 23.000 -3.532 2.563 1.00 18.32 ATOM 68 C ASN B 17 21.602 -3.532 2.244 1.00 17.62 ATOM 69 O ASN B 17 21.201 -4.048 1.136 1.00 18.80 ATOM 70 CB ASN B 17 23.837 -4.365 1.531 1.00 18.72 ATOM 71 CG ASN B 17 25.138 -3.752 1.294 1.00 17.97 ATOM 72 OD1 ASN B 17 25.381 -2.729 1.896 1.00 19.02 ATOM 73 ND2 ASN B 17 26.036 -4.353 0.465 1.00 18.79 ATOM 74 N TRP B 18 20.778 -2.974 3.149 1.00 17.37 ATOM 75 CA TRP B 18 19.314 -2.886 2.836 1.00 16.18 ATOM 76 C TRP B 18 18.745 -4.229 2.679 1.00 14.49 ATOM 77 O TRP B 18 17.747 -4.467 1.931 1.00 18.53 ATOM 78 CB TRP B 18 19.088 -2.007 1.668 1.00 16.50 ATOM 79 CG TRP B 18 19.687 -0.630 1.772 1.00 18.28 ATOM 80 CD1 TRP B 18 20.916 -0.161 1.166 1.00 14.78 ATOM 81 CD2 TRP B 18 19.075 0.518 2.328 1.00 15.36 ATOM 82 NE1 TRP B 18 21.002 1.175 1.289 1.00 14.41 ATOM 83 CE2 TRP B 18 19.925 1.640 2.010 1.00 13.99 ATOM 84 CE3 TRP B 18 17.887 0.729 3.019 1.00 16.45 ATOM 85 CZ2 TRP B 18 19.631 2.938 2.411 1.00 15.73 ATOM 86 CZ3 TRP B 18 17.559 2.069 3.396 1.00 15.23 ATOM 87 CH2 TRP B 18 18.463 3.101 3.214 1.00 15.93 ATOM 88 N GLU B 19 19.325 -5.201 3.345 1.00 15.19 ATOM 89 CA GLU B 19 18.931 -6.595 3.179 1.00 16.06 ATOM 90 C GLU B 19 18.518 -7.270 4.462 1.00 16.80 ATOM 91 O GLU B 19 19.334 -7.390 5.385 1.00 18.04 ATOM 92 CB GLU B 19 19.978 -7.401 2.618 1.00 14.83 ATOM 93 CG GLU B 19 20.211 -7.159 1.146 1.00 17.03 ATOM 94 CD GLU B 19 20.705 -8.401 0.578 1.00 17.40 ATOM 95 OE1 GLU B 19 20.165 -9.507 0.980 1.00 20.51 ATOM 96 OE2 GLU B 19 21.614 -8.339 -0.342 1.00 21.67 ATOM 97 N ALA B 20 17.253 -7.609 4.503 1.00 18.83 ATOM 98 CA ALA B 20 16.597 -8.184 5.763 1.00 15.39 ATOM 99 C ALA B 20 16.905 -9.682 5.875 1.00 16.31 ATOM 100 O ALA B 20 16.462 -10.516 5.094 1.00 16.47 ATOM 101 CB ALA B 20 15.127 -7.949 5.636 1.00 17.35 ATOM 102 N ILE B 21 17.627 -10.057 6.954 1.00 15.68 ATOM 103 CA ILE B 21 17.784 -11.481 7.197 1.00 15.35 ATOM 104 C ILE B 21 16.896 -11.955 8.346 1.00 16.92 ATOM 105 O ILE B 21 17.059 -11.438 9.438 1.00 17.61 ATOM 106 CB ILE B 21 19.252 -11.786 7.472 1.00 16.49 ATOM 107 CG1 ILE B 21 20.073 -11.585 6.092 1.00 17.47 ATOM 108 CG2 ILE B 21 19.473 -13.196 8.012 1.00 16.24 ATOM 109 CD1 ILE B 21 21.088 -10.478 6.150 1.00 16.10 ATOM 110 N HIS B 22 16.210 -13.048 8.172 1.00 16.18 ATOM 111 CA HIS B 22 15.470 -13.656 9.375 1.00 19.83 ATOM 112 C HIS B 22 16.328 -14.286 10.456 1.00 16.93 ATOM 113 O HIS B 22 17.322 -15.010 10.249 1.00 19.49 ATOM 114 CB HIS B 22 14.483 -14.672 8.710 1.00 18.65 ATOM 115 CG HIS B 22 15.152 -15.908 8.195 1.00 15.91 ATOM 116 ND1 HIS B 22 16.369 -15.878 7.528 1.00 17.97 ATOM 117 CD2 HIS B 22 14.776 -17.195 8.228 1.00 16.40 ATOM 118 CE1 HIS B 22 16.669 -17.089 7.121 1.00 18.81 ATOM 119 NE2 HIS B 22 15.745 -17.921 7.589 1.00 16.79 ATOM 120 N LYS B 23 16.071 -13.892 11.725 1.00 17.44 ATOM 121 CA LYS B 23 16.798 -14.465 12.899 1.00 17.18 ATOM 122 C LYS B 23 15.742 -14.675 13.801 1.00 16.27 ATOM 123 O LYS B 23 14.824 -13.975 13.754 1.00 18.04 ATOM 124 CB LYS B 23 17.946 -13.552 13.369 1.00 18.65 ATOM 125 CG LYS B 23 19.170 -13.580 12.354 1.00 17.13 ATOM 126 CD LYS B 23 19.782 -14.988 12.327 1.00 17.27 ATOM 127 CE LYS B 23 20.996 -15.027 11.348 1.00 16.16 ATOM 128 NZ LYS B 23 21.684 -16.331 11.249 1.00 14.55 ATOM 129 N SER B 24 15.929 -15.675 14.677 1.00 18.37 ATOM 130 CA SER B 24 14.975 -16.192 15.588 1.00 15.27 ATOM 131 C SER B 24 15.539 -15.866 16.939 1.00 15.48 ATOM 132 O SER B 24 16.678 -15.663 17.136 1.00 15.75 ATOM 133 CB SER B 24 14.871 -17.707 15.477 1.00 17.21 ATOM 134 OG SER B 24 14.018 -18.036 14.342 1.00 16.17 ATOM 135 N CYS B 25 14.662 -15.908 17.891 1.00 19.51 ATOM 136 CA CYS B 25 15.112 -15.674 19.223 1.00 15.52 ATOM 137 C CYS B 25 15.064 -17.071 19.787 1.00 17.38 ATOM 138 O CYS B 25 14.127 -17.765 19.629 1.00 15.59 ATOM 139 CB CYS B 25 14.253 -14.576 19.814 1.00 15.25 ATOM 140 SG CYS B 25 14.789 -12.867 19.708 1.00 16.98 ATOM 141 N PRO B 26 16.144 -17.499 20.531 1.00 18.76 ATOM 142 CA PRO B 26 16.258 -18.816 20.944 1.00 16.43 ATOM 143 C PRO B 26 15.393 -19.072 22.231 1.00 15.30 ATOM 144 O PRO B 26 15.137 -18.100 23.004 1.00 14.76 ATOM 145 CB PRO B 26 17.699 -18.930 21.090 1.00 18.03 ATOM 146 CG PRO B 26 18.064 -17.603 21.779 1.00 17.71 ATOM 147 CD PRO B 26 17.247 -16.648 21.016 1.00 16.64 ATOM 148 N GLY B 27 14.975 -20.305 22.404 1.00 14.79 ATOM 149 CA GLY B 27 14.192 -20.746 23.530 1.00 16.73 ATOM 150 C GLY B 27 13.036 -19.874 23.862 1.00 16.29 ATOM 151 O GLY B 27 12.265 -19.507 22.973 1.00 16.96 ATOM 152 N ASN B 28 12.808 -19.556 25.157 1.00 15.87 ATOM 153 CA ASN B 28 11.764 -18.606 25.524 1.00 16.72 ATOM 154 C ASN B 28 12.082 -17.063 25.515 1.00 14.72 ATOM 155 O ASN B 28 11.242 -16.219 25.812 1.00 17.04 ATOM 156 CB ASN B 28 10.926 -19.068 26.728 1.00 14.08 ATOM 157 CG ASN B 28 9.649 -19.698 26.276 1.00 16.76 ATOM 158 OD1 ASN B 28 8.826 -19.068 25.498 1.00 19.48 ATOM 159 ND2 ASN B 28 9.494 -20.972 26.596 1.00 19.50 ATOM 160 N THR B 29 13.332 -16.698 25.218 1.00 16.01 ATOM 161 CA THR B 29 13.565 -15.245 25.047 1.00 16.64 ATOM 162 C THR B 29 12.655 -14.614 23.944 1.00 15.61 ATOM 163 O THR B 29 12.064 -15.317 23.228 1.00 17.54 ATOM 164 CB THR B 29 15.012 -14.884 24.689 1.00 16.70 ATOM 165 OG1 THR B 29 15.166 -13.500 24.610 1.00 18.49 ATOM 166 CG2 THR B 29 15.534 -15.483 23.391 1.00 14.32 ATOM 167 N ARG B 30 12.634 -13.300 23.918 1.00 19.73 ATOM 168 CA ARG B 30 11.876 -12.490 23.068 1.00 17.87 ATOM 169 C ARG B 30 12.900 -11.368 22.592 1.00 19.37 ATOM 170 O ARG B 30 13.841 -11.106 23.182 1.00 18.51 ATOM 171 CB ARG B 30 10.607 -11.902 23.838 1.00 15.29 ATOM 172 CG ARG B 30 9.595 -12.965 24.221 1.00 17.25 ATOM 173 CD ARG B 30 8.611 -12.495 25.379 1.00 15.96 ATOM 174 NE ARG B 30 7.577 -11.578 24.961 1.00 18.97 ATOM 175 CZ ARG B 30 6.391 -11.806 24.445 1.00 16.73 ATOM 176 NH1 ARG B 30 5.873 -12.992 24.303 1.00 18.35 ATOM 177 NH2 ARG B 30 5.643 -10.748 24.201 1.00 18.91 ATOM 178 N TRP B 31 12.557 -10.616 21.587 1.00 17.72 ATOM 179 CA TRP B 31 13.383 -9.566 21.149 1.00 18.41 ATOM 180 C TRP B 31 13.499 -8.280 22.105 1.00 16.81 ATOM 181 O TRP B 31 12.506 -7.759 22.642 1.00 17.02 ATOM 182 CB TRP B 31 13.047 -9.199 19.711 1.00 15.81 ATOM 183 CG TRP B 31 13.949 -8.159 19.143 1.00 17.19 ATOM 184 CD1 TRP B 31 13.590 -6.969 18.620 1.00 16.41 ATOM 185 CD2 TRP B 31 15.403 -8.183 19.097 1.00 19.85 ATOM 186 NE1 TRP B 31 14.721 -6.263 18.108 1.00 17.42 ATOM 187 CE2 TRP B 31 15.849 -6.976 18.427 1.00 16.39 ATOM 188 CE3 TRP B 31 16.359 -9.137 19.432 1.00 15.23 ATOM 189 CZ2 TRP B 31 17.168 -6.693 18.282 1.00 15.18 ATOM 190 CZ3 TRP B 31 17.645 -8.875 19.236 1.00 17.05 ATOM 191 CH2 TRP B 31 18.042 -7.714 18.535 1.00 15.98 ATOM 192 N ASN B 32 14.667 -7.811 22.252 1.00 16.34 ATOM 193 CA ASN B 32 14.912 -6.535 22.822 1.00 16.12 ATOM 194 C ASN B 32 15.512 -5.447 21.988 1.00 17.35 ATOM 195 O ASN B 32 16.732 -5.364 21.855 1.00 19.36 ATOM 196 CB ASN B 32 15.683 -6.657 24.147 1.00 16.83 ATOM 197 CG ASN B 32 15.413 -5.504 25.012 1.00 17.84 ATOM 198 OD1 ASN B 32 15.727 -4.367 24.660 1.00 17.30 ATOM 199 ND2 ASN B 32 14.827 -5.794 26.255 1.00 21.00 ATOM 200 N GLU B 33 14.672 -4.599 21.456 1.00 15.59 ATOM 201 CA GLU B 33 15.028 -3.527 20.521 1.00 15.77 ATOM 202 C GLU B 33 15.928 -2.433 21.136 1.00 17.29 ATOM 203 O GLU B 33 16.965 -2.114 20.667 1.00 17.07 ATOM 204 CB GLU B 33 13.729 -3.032 19.932 1.00 18.56 ATOM 205 CG GLU B 33 12.698 -4.138 19.650 1.00 17.34 ATOM 206 CD GLU B 33 11.688 -4.548 20.660 1.00 18.05 ATOM 207 OE1 GLU B 33 11.862 -4.264 21.834 1.00 17.72 ATOM 208 OE2 GLU B 33 10.687 -5.213 20.331 1.00 18.43 ATOM 209 N LYS B 34 15.625 -2.028 22.394 1.00 18.78 ATOM 210 CA LYS B 34 16.418 -1.123 23.131 1.00 16.85 ATOM 211 C LYS B 34 17.857 -1.661 23.260 1.00 18.71 ATOM 212 O LYS B 34 18.831 -0.983 22.914 1.00 20.09 ATOM 213 CB LYS B 34 15.827 -1.086 24.584 1.00 16.03 ATOM 214 CG LYS B 34 14.290 -1.122 24.603 1.00 16.91 ATOM 215 CD LYS B 34 13.711 -1.101 26.033 1.00 18.43 ATOM 216 CE LYS B 34 14.148 -2.243 26.858 1.00 16.68 ATOM 217 NZ LYS B 34 13.243 -2.422 28.124 1.00 18.55 ATOM 218 N GLU B 35 17.991 -2.917 23.690 1.00 17.93 ATOM 219 CA GLU B 35 19.297 -3.592 23.915 1.00 18.42 ATOM 220 C GLU B 35 19.952 -4.254 22.622 1.00 17.31 ATOM 221 O GLU B 35 21.095 -4.580 22.657 1.00 19.13 ATOM 222 CB GLU B 35 19.209 -4.482 25.133 1.00 18.65 ATOM 223 CG GLU B 35 18.910 -3.691 26.426 1.00 19.46 ATOM 224 CD GLU B 35 17.845 -4.306 27.353 1.00 16.03 ATOM 225 OE1 GLU B 35 17.093 -5.213 27.009 1.00 17.71 ATOM 226 OE2 GLU B 35 17.744 -3.855 28.501 1.00 18.86 ATOM 227 N LEU B 36 19.231 -4.430 21.520 1.00 19.28 ATOM 228 CA LEU B 36 19.588 -5.178 20.354 1.00 16.41 ATOM 229 C LEU B 36 20.012 -6.661 20.644 1.00 19.41 ATOM 230 O LEU B 36 20.966 -7.203 19.982 1.00 19.33 ATOM 231 CB LEU B 36 20.650 -4.469 19.674 1.00 15.33 ATOM 232 CG LEU B 36 20.569 -3.296 18.768 1.00 17.58 ATOM 233 CD1 LEU B 36 20.589 -1.975 19.519 1.00 15.61 ATOM 234 CD2 LEU B 36 21.900 -3.504 17.887 1.00 13.02 ATOM 235 N THR B 37 19.394 -7.337 21.639 1.00 17.48 ATOM 236 CA THR B 37 19.489 -8.776 21.861 1.00 16.48 ATOM 237 C THR B 37 18.213 -9.411 22.413 1.00 18.04 ATOM 238 O THR B 37 17.347 -8.766 23.065 1.00 17.77 ATOM 239 CB THR B 37 20.780 -9.088 22.736 1.00 14.55 ATOM 240 OG1 THR B 37 21.917 -9.244 21.881 1.00 17.27 ATOM 241 CG2 THR B 37 20.621 -10.262 23.593 1.00 18.03 ATOM 242 N CYS B 38 17.991 -10.712 22.125 1.00 15.71 ATOM 243 CA CYS B 38 16.780 -11.370 22.585 1.00 14.98 ATOM 244 C CYS B 38 16.972 -11.433 24.048 1.00 14.26 ATOM 245 O CYS B 38 17.926 -11.817 24.384 1.00 15.78 ATOM 246 CB CYS B 38 16.743 -12.804 22.161 1.00 16.28 ATOM 247 SG CYS B 38 16.927 -12.919 20.425 1.00 17.67 ATOM 248 N THR B 39 15.956 -11.071 24.781 1.00 17.84 ATOM 249 CA THR B 39 16.091 -10.897 26.300 1.00 16.16 ATOM 250 C THR B 39 15.015 -11.601 27.046 1.00 19.26 ATOM 251 O THR B 39 15.290 -12.582 27.829 1.00 17.12 ATOM 252 CB THR B 39 16.046 -9.380 26.521 1.00 19.45 ATOM 253 OG1 THR B 39 17.037 -8.731 25.740 1.00 18.81 ATOM 254 CG2 THR B 39 16.121 -8.909 27.935 1.00 17.63 TER