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 A 36 ALA ASN GLU GLY ASP VAL TYR LYS CYS GLU LEU CYS GLY SEQRES 2 A 36 GLN VAL VAL LYS VAL LEU GLU GLU GLY GLY GLY THR LEU SEQRES 3 A 36 VAL CYS CYS GLY GLU ASP MET VAL LYS GLN ATOM 1 N ALA A 1 2.947 31.497 15.827 1.00 24.22 ATOM 2 CA ALA A 1 4.159 30.906 16.375 1.00 24.01 ATOM 3 C ALA A 1 5.262 30.978 15.333 1.00 24.01 ATOM 4 O ALA A 1 4.988 31.483 14.245 1.00 24.23 ATOM 5 CB ALA A 1 3.948 29.461 16.697 1.00 23.96 ATOM 6 N ASN A 2 6.485 30.492 15.614 1.00 23.74 ATOM 7 CA ASN A 2 7.597 30.593 14.651 1.00 23.05 ATOM 8 C ASN A 2 7.807 29.296 13.887 1.00 22.09 ATOM 9 O ASN A 2 7.566 28.189 14.390 1.00 21.95 ATOM 10 CB ASN A 2 8.939 30.883 15.296 0.00 23.47 ATOM 11 CG ASN A 2 8.971 32.119 16.158 0.50 23.78 ATOM 12 OD1 ASN A 2 9.266 31.993 17.339 0.50 24.15 ATOM 13 ND2 ASN A 2 8.695 33.323 15.692 0.00 23.90 ATOM 14 N GLU A 3 8.329 29.476 12.679 1.00 20.97 ATOM 15 CA GLU A 3 8.614 28.394 11.747 1.00 19.91 ATOM 16 C GLU A 3 9.451 27.331 12.452 1.00 18.91 ATOM 17 O GLU A 3 10.401 27.683 13.158 1.00 19.03 ATOM 18 CB GLU A 3 9.359 28.981 10.553 0.50 19.88 ATOM 19 CG GLU A 3 9.599 28.059 9.387 0.00 20.03 ATOM 20 CD GLU A 3 10.289 28.761 8.234 0.00 20.10 ATOM 21 OE1 GLU A 3 9.597 29.312 7.380 0.00 20.15 ATOM 22 OE2 GLU A 3 11.518 28.764 8.200 0.00 20.12 ATOM 23 N GLY A 4 9.105 26.055 12.369 1.00 17.20 ATOM 24 CA GLY A 4 9.859 25.002 13.006 1.00 15.79 ATOM 25 C GLY A 4 9.356 24.666 14.393 1.00 14.79 ATOM 26 O GLY A 4 9.724 23.596 14.888 1.00 14.85 ATOM 27 N ASP A 5 8.546 25.494 15.063 1.00 13.77 ATOM 28 CA ASP A 5 8.034 25.149 16.388 1.00 13.20 ATOM 29 C ASP A 5 7.042 23.995 16.316 1.00 12.29 ATOM 30 O ASP A 5 6.342 23.831 15.313 1.00 11.89 ATOM 31 CB ASP A 5 7.313 26.317 17.031 1.00 13.79 ATOM 32 CG ASP A 5 8.218 27.420 17.529 1.00 14.59 ATOM 33 OD1 ASP A 5 9.410 27.185 17.749 1.00 14.75 ATOM 34 OD2 ASP A 5 7.704 28.528 17.694 1.00 15.34 ATOM 35 N VAL A 6 6.930 23.225 17.383 1.00 11.57 ATOM 36 CA VAL A 6 6.031 22.095 17.454 1.00 10.94 ATOM 37 C VAL A 6 5.053 22.439 18.565 1.00 10.82 ATOM 38 O VAL A 6 5.467 22.888 19.638 1.00 10.59 ATOM 39 CB VAL A 6 6.851 20.820 17.774 1.00 11.07 ATOM 40 CG1 VAL A 6 5.921 19.646 18.068 1.00 10.86 ATOM 41 CG2 VAL A 6 7.733 20.474 16.575 1.00 10.90 ATOM 42 N TYR A 7 3.759 22.239 18.350 1.00 10.51 ATOM 43 CA TYR A 7 2.736 22.530 19.334 1.00 10.48 ATOM 44 C TYR A 7 1.907 21.284 19.578 1.00 10.26 ATOM 45 O TYR A 7 1.597 20.533 18.644 1.00 9.98 ATOM 46 CB TYR A 7 1.838 23.639 18.844 1.00 10.96 ATOM 47 CG TYR A 7 2.422 25.013 19.118 1.00 11.96 ATOM 48 CD1 TYR A 7 3.422 25.560 18.286 1.00 12.38 ATOM 49 CD2 TYR A 7 1.949 25.716 20.231 1.00 12.45 ATOM 50 CE1 TYR A 7 3.955 26.808 18.599 1.00 12.70 ATOM 51 CE2 TYR A 7 2.489 26.965 20.526 1.00 12.94 ATOM 52 CZ TYR A 7 3.484 27.493 19.718 1.00 13.14 ATOM 53 OH TYR A 7 3.974 28.740 20.036 1.00 14.30 ATOM 54 N LYS A 8 1.534 21.056 20.836 1.00 10.04 ATOM 55 CA LYS A 8 0.771 19.883 21.238 1.00 10.03 ATOM 56 C LYS A 8 -0.553 20.267 21.860 1.00 9.56 ATOM 57 O LYS A 8 -0.604 21.244 22.609 1.00 9.50 ATOM 58 CB LYS A 8 1.536 19.087 22.272 1.00 10.94 ATOM 59 CG LYS A 8 0.883 17.776 22.723 1.00 12.32 ATOM 60 CD LYS A 8 1.677 17.285 23.899 1.00 13.57 ATOM 61 CE LYS A 8 1.166 15.919 24.312 1.00 14.63 ATOM 62 NZ LYS A 8 1.780 15.554 25.587 1.00 15.69 ATOM 63 N CYS A 9 -1.636 19.575 21.558 1.00 9.24 ATOM 64 CA CYS A 9 -2.895 19.763 22.271 1.00 9.45 ATOM 65 C CYS A 9 -2.863 18.816 23.477 1.00 9.71 ATOM 66 O CYS A 9 -2.828 17.587 23.313 1.00 9.56 ATOM 67 CB CYS A 9 -4.105 19.390 21.420 1.00 9.39 ATOM 68 SG CYS A 9 -5.646 19.400 22.370 1.00 9.31 ATOM 69 N GLU A 10 -2.915 19.322 24.700 1.00 10.12 ATOM 70 CA GLU A 10 -2.856 18.471 25.878 1.00 11.17 ATOM 71 C GLU A 10 -4.067 17.557 26.055 1.00 10.98 ATOM 72 O GLU A 10 -3.977 16.516 26.711 1.00 11.60 ATOM 73 CB GLU A 10 -2.701 19.331 27.134 1.00 12.05 ATOM 74 CG GLU A 10 -1.425 20.179 27.204 1.00 13.45 ATOM 75 CD GLU A 10 -0.068 19.454 27.209 1.00 14.64 ATOM 76 OE1 GLU A 10 0.002 18.243 27.395 1.00 15.40 ATOM 77 OE2 GLU A 10 0.953 20.113 27.032 1.00 15.39 ATOM 78 N LEU A 11 -5.231 17.924 25.520 1.00 10.02 ATOM 79 CA LEU A 11 -6.424 17.123 25.706 1.00 9.72 ATOM 80 C LEU A 11 -6.577 15.963 24.745 1.00 9.51 ATOM 81 O LEU A 11 -6.818 14.850 25.200 1.00 9.13 ATOM 82 CB LEU A 11 -7.619 18.058 25.631 1.00 9.59 ATOM 83 CG LEU A 11 -7.527 19.180 26.647 1.00 9.54 ATOM 84 CD1 LEU A 11 -8.686 20.127 26.475 1.00 9.44 ATOM 85 CD2 LEU A 11 -7.499 18.592 28.046 1.00 9.95 ATOM 86 N CYS A 12 -6.345 16.141 23.446 1.00 9.33 ATOM 87 CA CYS A 12 -6.534 15.042 22.498 1.00 9.56 ATOM 88 C CYS A 12 -5.205 14.493 21.969 1.00 9.53 ATOM 89 O CYS A 12 -5.236 13.523 21.209 1.00 9.68 ATOM 90 CB CYS A 12 -7.410 15.487 21.297 1.00 9.57 ATOM 91 SG CYS A 12 -6.643 16.634 20.107 1.00 9.72 ATOM 92 N GLY A 13 -4.036 15.073 22.321 1.00 9.33 ATOM 93 CA GLY A 13 -2.724 14.572 21.926 1.00 9.18 ATOM 94 C GLY A 13 -2.271 14.939 20.525 1.00 9.50 ATOM 95 O GLY A 13 -1.221 14.482 20.080 1.00 9.67 ATOM 96 N GLN A 14 -2.997 15.783 19.792 1.00 9.58 ATOM 97 CA GLN A 14 -2.628 16.120 18.424 1.00 9.69 ATOM 98 C GLN A 14 -1.378 16.999 18.467 1.00 9.44 ATOM 99 O GLN A 14 -1.288 17.914 19.307 1.00 9.26 ATOM 100 CB GLN A 14 -3.810 16.846 17.754 1.00 10.30 ATOM 101 CG GLN A 14 -3.615 17.238 16.304 1.00 11.04 ATOM 102 CD GLN A 14 -4.931 17.423 15.579 1.00 11.71 ATOM 103 OE1 GLN A 14 -5.137 16.889 14.497 1.00 12.25 ATOM 104 NE2 GLN A 14 -5.912 18.127 16.109 1.00 11.93 ATOM 105 N VAL A 15 -0.421 16.732 17.578 1.00 8.84 ATOM 106 CA VAL A 15 0.839 17.463 17.559 1.00 8.55 ATOM 107 C VAL A 15 0.995 18.065 16.182 1.00 8.31 ATOM 108 O VAL A 15 0.847 17.318 15.211 1.00 8.00 ATOM 109 CB VAL A 15 2.057 16.526 17.841 1.00 8.41 ATOM 110 CG1 VAL A 15 3.333 17.338 17.904 1.00 8.30 ATOM 111 CG2 VAL A 15 1.938 15.866 19.190 1.00 8.62 ATOM 112 N VAL A 16 1.301 19.351 16.035 1.00 8.06 ATOM 113 CA VAL A 16 1.545 19.927 14.725 1.00 8.19 ATOM 114 C VAL A 16 2.884 20.643 14.714 1.00 8.61 ATOM 115 O VAL A 16 3.395 21.033 15.770 1.00 8.75 ATOM 116 CB VAL A 16 0.443 20.957 14.282 1.00 8.14 ATOM 117 CG1 VAL A 16 -0.907 20.236 14.238 1.00 8.00 ATOM 118 CG2 VAL A 16 0.395 22.190 15.205 1.00 8.00 ATOM 119 N LYS A 17 3.477 20.790 13.540 1.00 9.10 ATOM 120 CA LYS A 17 4.721 21.538 13.330 1.00 9.99 ATOM 121 C LYS A 17 4.376 22.797 12.552 1.00 9.69 ATOM 122 O LYS A 17 3.616 22.708 11.581 1.00 9.41 ATOM 123 CB LYS A 17 5.700 20.723 12.504 1.00 11.45 ATOM 124 CG LYS A 17 6.997 21.425 12.042 1.00 13.39 ATOM 125 CD LYS A 17 7.387 20.707 10.747 1.00 14.51 ATOM 126 CE LYS A 17 8.843 20.294 10.719 1.00 15.47 ATOM 127 NZ LYS A 17 9.744 21.385 10.413 1.00 16.51 ATOM 128 N VAL A 18 4.884 23.969 12.904 1.00 9.50 ATOM 129 CA VAL A 18 4.633 25.202 12.162 1.00 9.71 ATOM 130 C VAL A 18 5.549 25.282 10.935 1.00 9.95 ATOM 131 O VAL A 18 6.776 25.262 11.060 1.00 9.79 ATOM 132 CB VAL A 18 4.854 26.424 13.100 1.00 9.74 ATOM 133 CG1 VAL A 18 4.589 27.718 12.338 1.00 9.69 ATOM 134 CG2 VAL A 18 3.889 26.343 14.311 1.00 9.76 ATOM 135 N LEU A 19 4.975 25.338 9.742 1.00 10.07 ATOM 136 CA LEU A 19 5.703 25.453 8.486 1.00 10.80 ATOM 137 C LEU A 19 5.803 26.903 8.047 1.00 11.46 ATOM 138 O LEU A 19 6.771 27.318 7.410 1.00 12.08 ATOM 139 CB LEU A 19 5.012 24.667 7.383 1.00 10.31 ATOM 140 CG LEU A 19 5.062 23.150 7.542 1.00 10.35 ATOM 141 CD1 LEU A 19 4.369 22.489 6.376 1.00 10.34 ATOM 142 CD2 LEU A 19 6.522 22.681 7.573 1.00 10.51 ATOM 143 N GLU A 20 4.817 27.728 8.355 1.00 11.86 ATOM 144 CA GLU A 20 4.819 29.119 7.947 1.00 12.48 ATOM 145 C GLU A 20 4.299 29.844 9.168 1.00 12.67 ATOM 146 O GLU A 20 3.209 29.534 9.661 1.00 12.04 ATOM 147 CB GLU A 20 3.862 29.332 6.770 1.00 13.14 ATOM 148 CG GLU A 20 3.876 30.697 6.133 0.50 13.93 ATOM 149 CD GLU A 20 4.995 30.833 5.122 0.50 14.58 ATOM 150 OE1 GLU A 20 5.011 30.087 4.142 0.50 14.72 ATOM 151 OE2 GLU A 20 5.852 31.689 5.318 0.50 15.03 ATOM 152 N GLU A 21 5.067 30.791 9.683 1.00 13.28 ATOM 153 CA GLU A 21 4.658 31.499 10.886 1.00 13.92 ATOM 154 C GLU A 21 3.517 32.466 10.626 1.00 14.15 ATOM 155 O GLU A 21 3.409 33.088 9.571 1.00 14.85 ATOM 156 CB GLU A 21 5.839 32.286 11.493 1.00 14.33 ATOM 157 CG GLU A 21 6.433 33.488 10.759 0.50 14.23 ATOM 158 CD GLU A 21 7.490 34.274 11.532 0.00 14.29 ATOM 159 OE1 GLU A 21 7.908 33.865 12.618 0.00 14.28 ATOM 160 OE2 GLU A 21 7.899 35.322 11.038 0.00 14.28 ATOM 161 N GLY A 22 2.676 32.613 11.606 1.00 13.87 ATOM 162 CA GLY A 22 1.570 33.535 11.591 1.00 13.78 ATOM 163 C GLY A 22 1.485 33.925 13.059 1.00 13.93 ATOM 164 O GLY A 22 2.073 33.255 13.943 1.00 15.32 ATOM 165 N GLY A 23 0.776 34.972 13.405 1.00 13.48 ATOM 166 CA GLY A 23 0.748 35.376 14.801 1.00 12.34 ATOM 167 C GLY A 23 -0.460 34.853 15.545 1.00 11.74 ATOM 168 O GLY A 23 -0.576 35.069 16.753 1.00 11.70 ATOM 169 N GLY A 24 -1.354 34.139 14.858 1.00 11.51 ATOM 170 CA GLY A 24 -2.601 33.699 15.473 1.00 11.07 ATOM 171 C GLY A 24 -2.331 32.614 16.510 1.00 10.92 ATOM 172 O GLY A 24 -1.301 31.920 16.421 1.00 10.57 ATOM 173 N THR A 25 -3.200 32.445 17.500 1.00 10.87 ATOM 174 CA THR A 25 -3.015 31.382 18.479 1.00 10.92 ATOM 175 C THR A 25 -3.661 30.079 18.002 1.00 10.41 ATOM 176 O THR A 25 -4.837 30.040 17.602 1.00 10.18 ATOM 177 CB THR A 25 -3.633 31.746 19.821 1.00 11.40 ATOM 178 OG1 THR A 25 -3.102 33.013 20.163 1.00 11.81 ATOM 179 CG2 THR A 25 -3.293 30.757 20.941 1.00 11.03 ATOM 180 N LEU A 26 -2.854 29.027 18.048 1.00 9.77 ATOM 181 CA LEU A 26 -3.323 27.709 17.668 1.00 9.48 ATOM 182 C LEU A 26 -4.149 27.150 18.805 1.00 9.34 ATOM 183 O LEU A 26 -3.691 27.092 19.952 1.00 9.21 ATOM 184 CB LEU A 26 -2.148 26.800 17.394 1.00 9.71 ATOM 185 CG LEU A 26 -1.287 27.168 16.184 1.00 10.19 ATOM 186 CD1 LEU A 26 -0.059 26.282 16.186 1.00 10.46 ATOM 187 CD2 LEU A 26 -2.091 27.031 14.902 1.00 10.31 ATOM 188 N VAL A 27 -5.374 26.746 18.513 1.00 9.17 ATOM 189 CA VAL A 27 -6.293 26.221 19.505 1.00 9.37 ATOM 190 C VAL A 27 -6.758 24.857 19.052 1.00 9.76 ATOM 191 O VAL A 27 -6.956 24.623 17.854 1.00 10.03 ATOM 192 CB VAL A 27 -7.508 27.165 19.655 1.00 9.70 ATOM 193 CG1 VAL A 27 -8.627 26.572 20.519 1.00 9.82 ATOM 194 CG2 VAL A 27 -7.006 28.445 20.290 1.00 9.70 ATOM 195 N CYS A 28 -6.955 23.951 20.003 1.00 9.69 ATOM 196 CA CYS A 28 -7.474 22.628 19.717 1.00 9.85 ATOM 197 C CYS A 28 -8.238 22.201 20.953 1.00 9.84 ATOM 198 O CYS A 28 -7.773 22.440 22.064 1.00 9.70 ATOM 199 CB CYS A 28 -6.334 21.650 19.450 1.00 9.70 ATOM 200 SG CYS A 28 -6.902 20.016 18.907 1.00 9.73 ATOM 201 N CYS A 29 -9.429 21.596 20.821 1.00 10.24 ATOM 202 CA CYS A 29 -10.236 21.125 21.958 1.00 10.59 ATOM 203 C CYS A 29 -10.621 22.241 22.935 1.00 11.11 ATOM 204 O CYS A 29 -10.695 22.073 24.156 1.00 11.59 ATOM 205 CB CYS A 29 -9.482 20.025 22.721 1.00 10.12 ATOM 206 SG CYS A 29 -9.260 18.518 21.750 1.00 10.45 ATOM 207 N GLY A 30 -10.891 23.441 22.427 1.00 11.71 ATOM 208 CA GLY A 30 -11.249 24.592 23.235 1.00 12.16 ATOM 209 C GLY A 30 -10.101 25.144 24.054 1.00 12.69 ATOM 210 O GLY A 30 -10.354 25.927 24.972 1.00 13.24 ATOM 211 N GLU A 31 -8.837 24.814 23.801 1.00 12.45 ATOM 212 CA GLU A 31 -7.728 25.287 24.619 1.00 12.24 ATOM 213 C GLU A 31 -6.513 25.609 23.757 1.00 11.16 ATOM 214 O GLU A 31 -6.359 25.029 22.684 1.00 10.85 ATOM 215 CB GLU A 31 -7.464 24.172 25.609 1.00 13.12 ATOM 216 CG GLU A 31 -6.134 24.119 26.309 1.00 13.67 ATOM 217 CD GLU A 31 -6.040 22.930 27.248 1.00 14.16 ATOM 218 OE1 GLU A 31 -6.840 22.873 28.182 1.00 14.10 ATOM 219 OE2 GLU A 31 -5.162 22.081 27.049 1.00 14.20 ATOM 220 N ASP A 32 -5.664 26.525 24.207 1.00 10.33 ATOM 221 CA ASP A 32 -4.459 26.884 23.480 1.00 9.86 ATOM 222 C ASP A 32 -3.484 25.727 23.447 1.00 9.29 ATOM 223 O ASP A 32 -3.261 25.070 24.478 1.00 8.78 ATOM 224 CB ASP A 32 -3.815 28.090 24.150 1.00 9.72 ATOM 225 CG ASP A 32 -4.565 29.399 23.953 1.00 10.18 ATOM 226 OD1 ASP A 32 -5.667 29.415 23.405 1.00 10.12 ATOM 227 OD2 ASP A 32 -4.010 30.431 24.317 1.00 10.32 ATOM 228 N MET A 33 -2.941 25.440 22.263 1.00 8.77 ATOM 229 CA MET A 33 -1.947 24.388 22.123 1.00 8.95 ATOM 230 C MET A 33 -0.655 24.829 22.817 1.00 8.76 ATOM 231 O MET A 33 -0.397 26.016 22.978 1.00 8.16 ATOM 232 CB MET A 33 -1.711 24.100 20.641 1.00 9.00 ATOM 233 CG MET A 33 -2.902 23.349 20.025 1.00 9.41 ATOM 234 SD MET A 33 -2.719 22.982 18.262 1.00 9.97 ATOM 235 CE MET A 33 -1.989 21.372 18.377 1.00 9.96 ATOM 236 N VAL A 34 0.158 23.902 23.284 1.00 8.87 ATOM 237 CA VAL A 34 1.349 24.187 24.080 1.00 9.13 ATOM 238 C VAL A 34 2.604 24.006 23.252 1.00 9.93 ATOM 239 O VAL A 34 2.797 22.934 22.645 1.00 9.85 ATOM 240 CB VAL A 34 1.385 23.235 25.281 1.00 9.22 ATOM 241 CG1 VAL A 34 2.636 23.456 26.132 1.00 9.10 ATOM 242 CG2 VAL A 34 0.113 23.457 26.131 1.00 9.03 ATOM 243 N LYS A 35 3.491 24.986 23.252 1.00 10.78 ATOM 244 CA LYS A 35 4.739 24.868 22.503 1.00 11.75 ATOM 245 C LYS A 35 5.615 23.816 23.174 1.00 12.06 ATOM 246 O LYS A 35 5.745 23.789 24.407 1.00 11.62 ATOM 247 CB LYS A 35 5.460 26.199 22.482 1.00 12.76 ATOM 248 CG LYS A 35 6.721 26.151 21.656 1.00 14.24 ATOM 249 CD LYS A 35 7.283 27.547 21.660 1.00 15.82 ATOM 250 CE LYS A 35 8.763 27.427 21.391 1.00 16.94 ATOM 251 NZ LYS A 35 9.340 28.757 21.323 1.00 18.33 ATOM 252 N GLN A 36 6.163 22.939 22.349 1.00 12.34 ATOM 253 CA GLN A 36 7.028 21.883 22.800 1.00 13.19 ATOM 254 C GLN A 36 8.503 22.302 22.787 1.00 13.98 ATOM 255 O GLN A 36 9.284 21.747 23.551 1.00 14.67 ATOM 256 CB GLN A 36 6.795 20.661 21.908 1.00 13.01 ATOM 257 CG GLN A 36 5.344 20.162 21.953 1.00 13.34 ATOM 258 CD GLN A 36 4.882 19.747 23.346 1.00 13.54 ATOM 259 OE1 GLN A 36 5.256 18.673 23.820 1.00 13.94 ATOM 260 NE2 GLN A 36 4.090 20.531 24.062 1.00 13.02 ATOM 261 OXT GLN A 36 8.884 23.187 22.023 1.00 14.58 ATOM 262 FE FE A 37 -7.169 18.717 20.797 1.00 10.56 TER ATOM 1 FE FE B 37 -4.456 32.610 12.211 1.00 11.28 TER