HEADER NON-HEME IRON PROTEIN 04-JUL-97 1DXG TITLE CRYSTAL STRUCTURE OF DESULFOREDOXIN FROM DESULFOVIBRIO GIGAS AT 1.8 A TITLE 2 RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: DESULFOREDOXIN; COMPND 3 CHAIN: A, B; COMPND 4 MOL_ID: 1; COMPND 5 DESULFOREDOXIN; COMPND 6 CHAIN: A, B; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 1.80 ANGSTORMS DBREF 1DXG A 1 36 UNP P00273 DESR_DESGI 1 36 DBREF 1DXG B 1 36 UNP P00273 DESR_DESGI 1 36 SEQRES 1 B 36 ALA ASN GLU GLY ASP VAL TYR LYS CYS GLU LEU CYS GLY SEQRES 2 B 36 GLN VAL VAL LYS VAL LEU GLU GLU GLY GLY GLY THR LEU SEQRES 3 B 36 VAL CYS CYS GLY GLU ASP MET VAL LYS GLN ATOM 1 FE FE A 37 -7.169 18.717 20.797 1.00 10.56 TER ATOM 1 N ALA B 1 -7.278 16.132 13.071 1.00 23.44 ATOM 2 CA ALA B 1 -6.845 15.944 11.694 1.00 23.52 ATOM 3 C ALA B 1 -5.920 14.736 11.619 1.00 23.35 ATOM 4 O ALA B 1 -5.550 14.232 12.681 1.00 23.27 ATOM 5 CB ALA B 1 -6.084 17.162 11.230 1.00 23.47 ATOM 6 N ASN B 2 -5.480 14.302 10.429 1.00 23.25 ATOM 7 CA ASN B 2 -4.682 13.069 10.251 1.00 23.12 ATOM 8 C ASN B 2 -3.202 13.346 9.958 1.00 22.39 ATOM 9 O ASN B 2 -2.887 14.387 9.374 1.00 22.03 ATOM 10 CB ASN B 2 -5.231 12.229 9.087 1.00 23.83 ATOM 11 CG ASN B 2 -6.720 11.906 9.125 1.00 24.51 ATOM 12 OD1 ASN B 2 -7.298 11.519 10.141 1.00 25.16 ATOM 13 ND2 ASN B 2 -7.452 12.059 8.037 1.00 24.76 ATOM 14 N GLU B 3 -2.262 12.440 10.293 1.00 21.60 ATOM 15 CA GLU B 3 -0.803 12.629 10.107 1.00 20.42 ATOM 16 C GLU B 3 -0.405 13.061 8.708 1.00 19.40 ATOM 17 O GLU B 3 -0.926 12.495 7.746 1.00 20.05 ATOM 18 CB GLU B 3 0.015 11.365 10.355 0.50 20.31 ATOM 19 CG GLU B 3 0.384 11.074 11.784 0.00 20.46 ATOM 20 CD GLU B 3 1.312 9.878 11.924 0.00 20.54 ATOM 21 OE1 GLU B 3 0.828 8.751 12.015 0.00 20.56 ATOM 22 OE2 GLU B 3 2.521 10.076 11.944 0.50 20.74 ATOM 23 N GLY B 4 0.485 14.020 8.528 1.00 17.50 ATOM 24 CA GLY B 4 0.879 14.435 7.203 1.00 15.93 ATOM 25 C GLY B 4 -0.054 15.508 6.650 1.00 14.61 ATOM 26 O GLY B 4 0.311 16.172 5.678 1.00 14.23 ATOM 27 N ASP B 5 -1.264 15.729 7.185 1.00 13.74 ATOM 28 CA ASP B 5 -2.139 16.789 6.683 1.00 13.23 ATOM 29 C ASP B 5 -1.570 18.173 6.917 1.00 12.23 ATOM 30 O ASP B 5 -0.914 18.415 7.930 1.00 11.40 ATOM 31 CB ASP B 5 -3.483 16.737 7.343 1.00 14.16 ATOM 32 CG ASP B 5 -4.392 15.619 6.849 1.00 15.25 ATOM 33 OD1 ASP B 5 -4.135 15.017 5.801 1.00 15.59 ATOM 34 OD2 ASP B 5 -5.365 15.350 7.545 1.00 15.99 ATOM 35 N VAL B 6 -1.812 19.059 5.954 1.00 11.32 ATOM 36 CA VAL B 6 -1.334 20.420 6.009 1.00 10.78 ATOM 37 C VAL B 6 -2.555 21.315 6.174 1.00 10.59 ATOM 38 O VAL B 6 -3.508 21.183 5.407 1.00 10.34 ATOM 39 CB VAL B 6 -0.563 20.725 4.701 1.00 10.80 ATOM 40 CG1 VAL B 6 -0.209 22.198 4.607 1.00 10.75 ATOM 41 CG2 VAL B 6 0.745 19.925 4.700 1.00 10.82 ATOM 42 N TYR B 7 -2.568 22.217 7.145 1.00 10.45 ATOM 43 CA TYR B 7 -3.676 23.133 7.376 1.00 10.79 ATOM 44 C TYR B 7 -3.196 24.569 7.350 1.00 10.60 ATOM 45 O TYR B 7 -2.099 24.859 7.838 1.00 10.24 ATOM 46 CB TYR B 7 -4.312 22.903 8.721 1.00 11.51 ATOM 47 CG TYR B 7 -5.280 21.738 8.700 1.00 12.48 ATOM 48 CD1 TYR B 7 -4.801 20.414 8.628 1.00 12.80 ATOM 49 CD2 TYR B 7 -6.656 22.010 8.765 1.00 12.86 ATOM 50 CE1 TYR B 7 -5.710 19.358 8.581 1.00 13.11 ATOM 51 CE2 TYR B 7 -7.552 20.944 8.728 1.00 13.17 ATOM 52 CZ TYR B 7 -7.072 19.637 8.620 1.00 13.49 ATOM 53 OH TYR B 7 -7.998 18.611 8.589 1.00 14.41 ATOM 54 N LYS B 8 -4.002 25.484 6.804 1.00 10.08 ATOM 55 CA LYS B 8 -3.643 26.887 6.725 1.00 10.12 ATOM 56 C LYS B 8 -4.668 27.781 7.400 1.00 9.67 ATOM 57 O LYS B 8 -5.869 27.517 7.303 1.00 9.30 ATOM 58 CB LYS B 8 -3.531 27.330 5.266 1.00 11.11 ATOM 59 CG LYS B 8 -3.041 28.759 5.134 1.00 12.29 ATOM 60 CD LYS B 8 -3.351 29.277 3.750 1.00 13.60 ATOM 61 CE LYS B 8 -2.822 30.692 3.708 1.00 14.38 ATOM 62 NZ LYS B 8 -3.273 31.398 2.530 1.00 15.30 ATOM 63 N CYS B 9 -4.241 28.804 8.120 1.00 9.31 ATOM 64 CA CYS B 9 -5.161 29.810 8.595 1.00 9.72 ATOM 65 C CYS B 9 -5.237 30.860 7.483 1.00 10.07 ATOM 66 O CYS B 9 -4.250 31.536 7.169 1.00 9.34 ATOM 67 CB CYS B 9 -4.655 30.467 9.866 1.00 9.95 ATOM 68 SG CYS B 9 -5.691 31.846 10.456 1.00 10.11 ATOM 69 N GLU B 10 -6.392 31.053 6.859 1.00 10.94 ATOM 70 CA GLU B 10 -6.534 32.055 5.811 1.00 12.04 ATOM 71 C GLU B 10 -6.430 33.489 6.317 1.00 11.81 ATOM 72 O GLU B 10 -6.141 34.397 5.530 1.00 12.30 ATOM 73 CB GLU B 10 -7.874 31.842 5.107 1.00 13.43 ATOM 74 CG GLU B 10 -7.803 30.550 4.302 1.00 15.27 ATOM 75 CD GLU B 10 -9.058 30.170 3.514 1.00 16.89 ATOM 76 OE1 GLU B 10 -10.158 30.680 3.785 1.00 17.71 ATOM 77 OE2 GLU B 10 -8.941 29.332 2.613 1.00 17.80 ATOM 78 N LEU B 11 -6.643 33.760 7.607 1.00 10.79 ATOM 79 CA LEU B 11 -6.565 35.130 8.084 1.00 10.45 ATOM 80 C LEU B 11 -5.138 35.592 8.315 1.00 10.19 ATOM 81 O LEU B 11 -4.727 36.633 7.803 1.00 10.15 ATOM 82 CB LEU B 11 -7.380 35.263 9.371 1.00 10.22 ATOM 83 CG LEU B 11 -8.864 34.969 9.216 1.00 10.32 ATOM 84 CD1 LEU B 11 -9.614 35.153 10.518 1.00 10.22 ATOM 85 CD2 LEU B 11 -9.415 35.918 8.170 1.00 10.83 ATOM 86 N CYS B 12 -4.330 34.797 9.005 1.00 9.89 ATOM 87 CA CYS B 12 -2.978 35.228 9.331 1.00 9.93 ATOM 88 C CYS B 12 -1.898 34.494 8.554 1.00 9.75 ATOM 89 O CYS B 12 -0.721 34.757 8.807 1.00 10.10 ATOM 90 CB CYS B 12 -2.692 35.058 10.849 1.00 9.97 ATOM 91 SG CYS B 12 -2.383 33.365 11.444 1.00 10.28 ATOM 92 N GLY B 13 -2.262 33.552 7.673 1.00 9.47 ATOM 93 CA GLY B 13 -1.327 32.827 6.849 1.00 9.20 ATOM 94 C GLY B 13 -0.574 31.733 7.565 1.00 9.36 ATOM 95 O GLY B 13 0.287 31.129 6.931 1.00 9.73 ATOM 96 N GLN B 14 -0.844 31.370 8.818 1.00 9.39 ATOM 97 CA GLN B 14 -0.021 30.397 9.533 1.00 9.72 ATOM 98 C GLN B 14 -0.278 29.030 8.929 1.00 9.25 ATOM 99 O GLN B 14 -1.445 28.725 8.676 1.00 9.30 ATOM 100 CB GLN B 14 -0.373 30.377 11.024 1.00 10.63 ATOM 101 CG GLN B 14 0.514 29.478 11.892 1.00 11.96 ATOM 102 CD GLN B 14 0.611 29.939 13.340 1.00 12.78 ATOM 103 OE1 GLN B 14 1.706 30.121 13.867 1.00 14.24 ATOM 104 NE2 GLN B 14 -0.458 30.228 14.064 1.00 12.81 ATOM 105 N VAL B 15 0.731 28.211 8.665 1.00 8.54 ATOM 106 CA VAL B 15 0.511 26.896 8.062 1.00 8.48 ATOM 107 C VAL B 15 1.127 25.860 8.990 1.00 8.30 ATOM 108 O VAL B 15 2.281 26.006 9.414 1.00 8.26 ATOM 109 CB VAL B 15 1.180 26.803 6.658 1.00 8.30 ATOM 110 CG1 VAL B 15 1.031 25.401 6.070 1.00 8.00 ATOM 111 CG2 VAL B 15 0.520 27.808 5.711 1.00 8.24 ATOM 112 N VAL B 16 0.396 24.805 9.316 1.00 8.26 ATOM 113 CA VAL B 16 0.909 23.742 10.166 1.00 8.24 ATOM 114 C VAL B 16 0.769 22.402 9.463 1.00 8.48 ATOM 115 O VAL B 16 -0.055 22.229 8.562 1.00 8.11 ATOM 116 CB VAL B 16 0.166 23.658 11.556 1.00 8.42 ATOM 117 CG1 VAL B 16 0.400 24.978 12.308 1.00 8.12 ATOM 118 CG2 VAL B 16 -1.330 23.346 11.395 1.00 8.00 ATOM 119 N LYS B 17 1.607 21.455 9.838 1.00 8.81 ATOM 120 CA LYS B 17 1.522 20.103 9.328 1.00 9.49 ATOM 121 C LYS B 17 1.293 19.214 10.533 1.00 9.49 ATOM 122 O LYS B 17 1.963 19.391 11.560 1.00 9.30 ATOM 123 CB LYS B 17 2.818 19.706 8.643 1.00 10.58 ATOM 124 CG LYS B 17 2.790 18.308 8.019 1.00 11.91 ATOM 125 CD LYS B 17 4.106 18.159 7.257 1.00 13.02 ATOM 126 CE LYS B 17 4.199 16.844 6.534 1.00 14.06 ATOM 127 NZ LYS B 17 5.477 16.765 5.819 1.00 14.63 ATOM 128 N VAL B 18 0.359 18.278 10.444 1.00 9.40 ATOM 129 CA VAL B 18 0.039 17.358 11.534 1.00 9.43 ATOM 130 C VAL B 18 1.101 16.269 11.660 1.00 9.55 ATOM 131 O VAL B 18 1.344 15.536 10.696 1.00 9.64 ATOM 132 CB VAL B 18 -1.361 16.699 11.307 1.00 9.32 ATOM 133 CG1 VAL B 18 -1.702 15.719 12.430 1.00 9.07 ATOM 134 CG2 VAL B 18 -2.431 17.791 11.270 1.00 9.13 ATOM 135 N LEU B 19 1.707 16.128 12.839 1.00 9.70 ATOM 136 CA LEU B 19 2.705 15.110 13.125 1.00 10.37 ATOM 137 C LEU B 19 2.114 13.919 13.849 1.00 11.01 ATOM 138 O LEU B 19 2.571 12.796 13.641 1.00 11.06 ATOM 139 CB LEU B 19 3.834 15.661 13.987 1.00 10.28 ATOM 140 CG LEU B 19 4.708 16.717 13.341 1.00 10.44 ATOM 141 CD1 LEU B 19 5.737 17.158 14.359 1.00 10.08 ATOM 142 CD2 LEU B 19 5.341 16.175 12.065 1.00 10.58 ATOM 143 N GLU B 20 1.141 14.130 14.728 1.00 11.44 ATOM 144 CA GLU B 20 0.464 13.071 15.459 1.00 12.27 ATOM 145 C GLU B 20 -0.994 13.472 15.424 1.00 12.34 ATOM 146 O GLU B 20 -1.321 14.614 15.747 1.00 11.73 ATOM 147 CB GLU B 20 0.915 12.994 16.908 1.00 13.11 ATOM 148 CG GLU B 20 2.072 12.032 17.117 1.00 14.39 ATOM 149 CD GLU B 20 2.574 12.013 18.556 0.50 14.58 ATOM 150 OE1 GLU B 20 1.820 11.633 19.450 0.50 15.10 ATOM 151 OE2 GLU B 20 3.720 12.391 18.789 0.50 14.62 ATOM 152 N GLU B 21 -1.857 12.569 14.994 1.00 12.77 ATOM 153 CA GLU B 21 -3.262 12.892 14.823 1.00 13.50 ATOM 154 C GLU B 21 -3.970 13.031 16.156 1.00 13.56 ATOM 155 O GLU B 21 -3.556 12.460 17.163 1.00 14.07 ATOM 156 CB GLU B 21 -3.964 11.798 13.993 1.00 13.98 ATOM 157 CG GLU B 21 -4.035 10.420 14.664 1.00 14.28 ATOM 158 CD GLU B 21 -5.419 9.911 15.032 0.00 13.93 ATOM 159 OE1 GLU B 21 -6.006 10.401 15.995 0.00 13.90 ATOM 160 OE2 GLU B 21 -5.906 9.007 14.357 0.00 13.90 ATOM 161 N GLY B 22 -5.064 13.744 16.179 1.00 13.39 ATOM 162 CA GLY B 22 -5.894 13.905 17.353 1.00 13.34 ATOM 163 C GLY B 22 -7.271 14.199 16.782 1.00 13.06 ATOM 164 O GLY B 22 -7.402 14.594 15.613 1.00 13.10 ATOM 165 N GLY B 23 -8.329 14.000 17.567 1.00 12.86 ATOM 166 CA GLY B 23 -9.681 14.214 17.078 1.00 12.20 ATOM 167 C GLY B 23 -10.149 15.658 17.160 1.00 11.84 ATOM 168 O GLY B 23 -11.239 15.976 16.667 1.00 12.00 ATOM 169 N GLY B 24 -9.359 16.571 17.744 1.00 11.61 ATOM 170 CA GLY B 24 -9.771 17.961 17.914 1.00 10.65 ATOM 171 C GLY B 24 -9.666 18.710 16.594 1.00 10.74 ATOM 172 O GLY B 24 -8.863 18.307 15.748 1.00 10.44 ATOM 173 N THR B 25 -10.420 19.810 16.420 1.00 10.73 ATOM 174 CA THR B 25 -10.382 20.625 15.197 1.00 10.81 ATOM 175 C THR B 25 -9.346 21.728 15.410 1.00 10.21 ATOM 176 O THR B 25 -9.380 22.409 16.450 1.00 10.22 ATOM 177 CB THR B 25 -11.754 21.281 14.941 1.00 11.34 ATOM 178 OG1 THR B 25 -12.667 20.188 14.870 1.00 12.08 ATOM 179 CG2 THR B 25 -11.803 22.167 13.682 1.00 10.99 ATOM 180 N LEU B 26 -8.428 21.897 14.463 1.00 9.62 ATOM 181 CA LEU B 26 -7.400 22.927 14.562 1.00 9.41 ATOM 182 C LEU B 26 -8.019 24.289 14.291 1.00 9.11 ATOM 183 O LEU B 26 -8.696 24.487 13.270 1.00 8.95 ATOM 184 CB LEU B 26 -6.291 22.625 13.556 1.00 9.38 ATOM 185 CG LEU B 26 -5.473 21.358 13.856 1.00 9.42 ATOM 186 CD1 LEU B 26 -4.505 21.123 12.710 1.00 9.34 ATOM 187 CD2 LEU B 26 -4.753 21.498 15.198 1.00 9.58 ATOM 188 N VAL B 27 -7.855 25.242 15.204 1.00 9.02 ATOM 189 CA VAL B 27 -8.394 26.593 15.056 1.00 9.19 ATOM 190 C VAL B 27 -7.266 27.602 15.129 1.00 9.34 ATOM 191 O VAL B 27 -6.305 27.405 15.873 1.00 9.11 ATOM 192 CB VAL B 27 -9.432 26.853 16.186 1.00 9.26 ATOM 193 CG1 VAL B 27 -9.902 28.305 16.245 1.00 9.29 ATOM 194 CG2 VAL B 27 -10.639 25.979 15.910 1.00 8.96 ATOM 195 N CYS B 28 -7.355 28.676 14.353 1.00 9.53 ATOM 196 CA CYS B 28 -6.381 29.757 14.414 1.00 9.90 ATOM 197 C CYS B 28 -7.163 31.023 14.097 1.00 10.23 ATOM 198 O CYS B 28 -8.033 31.029 13.210 1.00 10.03 ATOM 199 CB CYS B 28 -5.261 29.565 13.380 1.00 9.87 ATOM 200 SG CYS B 28 -3.912 30.781 13.476 1.00 9.93 ATOM 201 N CYS B 29 -6.885 32.100 14.847 1.00 10.68 ATOM 202 CA CYS B 29 -7.542 33.402 14.689 1.00 11.29 ATOM 203 C CYS B 29 -9.054 33.220 14.795 1.00 11.79 ATOM 204 O CYS B 29 -9.871 33.775 14.038 1.00 12.01 ATOM 205 CB CYS B 29 -7.186 34.060 13.332 1.00 10.95 ATOM 206 SG CYS B 29 -5.432 34.463 13.095 1.00 10.86 ATOM 207 N GLY B 30 -9.445 32.369 15.741 1.00 12.27 ATOM 208 CA GLY B 30 -10.852 32.144 15.992 1.00 12.93 ATOM 209 C GLY B 30 -11.541 31.295 14.948 1.00 13.50 ATOM 210 O GLY B 30 -12.725 31.017 15.150 1.00 14.27 ATOM 211 N GLU B 31 -10.965 30.836 13.832 1.00 13.37 ATOM 212 CA GLU B 31 -11.750 29.969 12.967 1.00 13.15 ATOM 213 C GLU B 31 -11.001 28.735 12.534 1.00 12.16 ATOM 214 O GLU B 31 -9.782 28.644 12.709 1.00 11.75 ATOM 215 CB GLU B 31 -12.224 30.739 11.755 1.00 14.36 ATOM 216 CG GLU B 31 -11.203 31.506 10.981 1.00 15.45 ATOM 217 CD GLU B 31 -11.872 32.360 9.899 1.00 16.46 ATOM 218 OE1 GLU B 31 -12.891 33.019 10.171 0.50 16.53 ATOM 219 OE2 GLU B 31 -11.346 32.385 8.783 0.50 16.41 ATOM 220 N ASP B 32 -11.752 27.770 12.042 1.00 11.33 ATOM 221 CA ASP B 32 -11.210 26.501 11.609 1.00 11.21 ATOM 222 C ASP B 32 -10.171 26.679 10.532 1.00 10.75 ATOM 223 O ASP B 32 -10.417 27.324 9.511 1.00 10.66 ATOM 224 CB ASP B 32 -12.310 25.591 11.061 1.00 11.61 ATOM 225 CG ASP B 32 -13.322 25.097 12.092 1.00 12.42 ATOM 226 OD1 ASP B 32 -13.259 25.480 13.267 1.00 12.70 ATOM 227 OD2 ASP B 32 -14.180 24.294 11.714 1.00 13.12 ATOM 228 N MET B 33 -8.982 26.137 10.772 1.00 10.05 ATOM 229 CA MET B 33 -7.939 26.115 9.755 1.00 9.35 ATOM 230 C MET B 33 -8.424 25.254 8.575 1.00 9.21 ATOM 231 O MET B 33 -9.240 24.324 8.719 1.00 9.05 ATOM 232 CB MET B 33 -6.656 25.539 10.357 1.00 8.85 ATOM 233 CG MET B 33 -6.110 26.453 11.446 1.00 8.69 ATOM 234 SD MET B 33 -4.520 25.862 12.085 1.00 8.57 ATOM 235 CE MET B 33 -3.397 26.578 10.910 1.00 8.44 ATOM 236 N VAL B 34 -7.983 25.616 7.376 1.00 9.16 ATOM 237 CA VAL B 34 -8.450 24.975 6.152 1.00 9.60 ATOM 238 C VAL B 34 -7.436 23.943 5.673 1.00 10.08 ATOM 239 O VAL B 34 -6.259 24.283 5.482 1.00 9.96 ATOM 240 CB VAL B 34 -8.685 26.082 5.065 1.00 9.59 ATOM 241 CG1 VAL B 34 -9.170 25.455 3.746 1.00 9.52 ATOM 242 CG2 VAL B 34 -9.708 27.108 5.596 1.00 9.26 ATOM 243 N LYS B 35 -7.856 22.696 5.458 1.00 10.68 ATOM 244 CA LYS B 35 -6.953 21.660 4.954 1.00 11.52 ATOM 245 C LYS B 35 -6.524 22.003 3.527 1.00 11.57 ATOM 246 O LYS B 35 -7.341 22.438 2.700 1.00 11.12 ATOM 247 CB LYS B 35 -7.657 20.314 4.972 1.00 12.12 ATOM 248 CG LYS B 35 -6.834 19.158 4.473 1.00 13.27 ATOM 249 CD LYS B 35 -7.647 17.907 4.707 1.00 14.40 ATOM 250 CE LYS B 35 -7.074 16.825 3.829 1.00 15.71 ATOM 251 NZ LYS B 35 -7.869 15.611 3.968 1.00 17.10 ATOM 252 N GLN B 36 -5.242 21.832 3.245 1.00 11.57 ATOM 253 CA GLN B 36 -4.703 22.121 1.924 1.00 12.22 ATOM 254 C GLN B 36 -4.525 20.815 1.144 1.00 12.64 ATOM 255 O GLN B 36 -4.209 19.803 1.754 1.00 13.02 ATOM 256 CB GLN B 36 -3.358 22.858 2.084 1.00 12.07 ATOM 257 CG GLN B 36 -3.510 24.190 2.848 1.00 12.03 ATOM 258 CD GLN B 36 -4.402 25.211 2.138 1.00 11.93 ATOM 259 OE1 GLN B 36 -4.102 25.613 1.010 1.00 11.78 ATOM 260 NE2 GLN B 36 -5.508 25.661 2.712 1.00 11.51 ATOM 261 OXT GLN B 36 -4.744 20.784 -0.064 1.00 13.24 ATOM 262 FE FE B 37 -4.456 32.610 12.211 1.00 11.28 TER