HEADER HYBRID CLUSTER 04-OCT-01 1GN9 TITLE HYBRID CLUSTER PROTEIN FROM DESULFOVIBRIO DESULFURICANS ATCC 27774 TITLE 2 X-RAY STRUCTURE AT 2.6A RESOLUTION USING SYNCHROTRON RADIATION AT A TITLE 3 WAVELENGTH OF 1.722A COMPND MOL_ID: 1; COMPND 2 MOLECULE: HYBRID CLUSTER PROTEIN; COMPND 3 CHAIN: A, B; COMPND 4 CUBANE CLUSTER [4FE-4S] HYBRID CLUSTER [4FE-3S-3O] PERSULPHIDE BOND COMPND 5 OTHER_DETAILS: BETWEEN S7 (HYBRID CLUSTER) AND S OF CYS399; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.60 ANGSTORMS DBREF 1GN9 B 1 544 UNP Q01770 PRIS_DESDE 1 544 MODRES 1GN9 CSS B 399 CYS S-MERCAPTOCYSTEINE SEQRES 1 B 25 SER ASN ALA MET PHE CYS TYR GLN CYS GLN GLU THR VAL SEQRES 2 B 25 GLY ASN LYS GLY CYS THR GLN VAL GLY VAL CYS GLY ATOM 1 N SER B 1 79.935 26.991 46.593 1.00 26.25 ATOM 2 CA SER B 1 79.233 27.326 45.323 1.00 26.25 ATOM 3 C SER B 1 77.776 26.899 45.373 1.00 26.25 ATOM 4 O SER B 1 77.422 25.916 46.026 1.00 26.25 ATOM 5 CB SER B 1 79.918 26.636 44.147 1.00 14.72 ATOM 6 OG SER B 1 81.294 26.967 44.124 1.00 14.72 ATOM 7 N ASN B 2 76.942 27.645 44.665 1.00 10.03 ATOM 8 CA ASN B 2 75.521 27.370 44.601 1.00 10.03 ATOM 9 C ASN B 2 75.237 26.113 43.786 1.00 10.03 ATOM 10 O ASN B 2 75.906 25.848 42.785 1.00 10.03 ATOM 11 CB ASN B 2 74.808 28.556 43.949 1.00 2.13 ATOM 12 CG ASN B 2 75.037 29.857 44.690 1.00 2.13 ATOM 13 OD1 ASN B 2 74.851 30.935 44.134 1.00 2.13 ATOM 14 ND2 ASN B 2 75.429 29.761 45.956 1.00 2.13 ATOM 15 N ALA B 3 74.245 25.342 44.214 1.00 2.50 ATOM 16 CA ALA B 3 73.850 24.146 43.487 1.00 2.50 ATOM 17 C ALA B 3 73.004 24.617 42.309 1.00 2.50 ATOM 18 O ALA B 3 72.931 23.960 41.274 1.00 2.50 ATOM 19 CB ALA B 3 73.032 23.235 44.378 1.00 2.13 ATOM 20 N MET B 4 72.367 25.769 42.490 1.00 8.92 ATOM 21 CA MET B 4 71.513 26.380 41.478 1.00 8.92 ATOM 22 C MET B 4 71.426 27.876 41.771 1.00 8.92 ATOM 23 O MET B 4 72.036 28.367 42.725 1.00 8.92 ATOM 24 CB MET B 4 70.103 25.794 41.544 1.00 7.08 ATOM 25 CG MET B 4 69.289 26.304 42.730 1.00 7.08 ATOM 26 SD MET B 4 67.611 25.641 42.856 1.00 7.08 ATOM 27 CE MET B 4 66.737 26.689 41.687 1.00 7.08 ATOM 28 N PHE B 5 70.683 28.594 40.932 1.00 12.38 ATOM 29 CA PHE B 5 70.446 30.023 41.119 1.00 12.38 ATOM 30 C PHE B 5 69.275 30.510 40.288 1.00 12.38 ATOM 31 O PHE B 5 69.296 30.468 39.059 1.00 12.38 ATOM 32 CB PHE B 5 71.651 30.883 40.779 1.00 6.21 ATOM 33 CG PHE B 5 71.547 32.263 41.356 1.00 6.21 ATOM 34 CD1 PHE B 5 71.972 32.519 42.660 1.00 6.21 ATOM 35 CD2 PHE B 5 70.926 33.281 40.647 1.00 6.21 ATOM 36 CE1 PHE B 5 71.774 33.766 43.249 1.00 6.21 ATOM 37 CE2 PHE B 5 70.722 34.533 41.226 1.00 6.21 ATOM 38 CZ PHE B 5 71.147 34.776 42.531 1.00 6.21 ATOM 39 N CYS B 6 68.255 30.997 40.973 1.00 8.24 ATOM 40 CA CYS B 6 67.064 31.472 40.305 1.00 8.24 ATOM 41 C CYS B 6 66.431 32.558 41.166 1.00 8.24 ATOM 42 O CYS B 6 66.313 32.405 42.387 1.00 8.24 ATOM 43 CB CYS B 6 66.097 30.297 40.119 1.00 3.90 ATOM 44 SG CYS B 6 64.694 30.595 39.054 1.00 3.90 ATOM 45 N TYR B 7 66.050 33.663 40.533 1.00 10.17 ATOM 46 CA TYR B 7 65.413 34.764 41.241 1.00 10.17 ATOM 47 C TYR B 7 64.373 35.439 40.353 1.00 10.17 ATOM 48 O TYR B 7 64.145 36.643 40.448 1.00 10.17 ATOM 49 CB TYR B 7 66.464 35.778 41.731 1.00 7.82 ATOM 50 CG TYR B 7 67.272 36.500 40.660 1.00 7.82 ATOM 51 CD1 TYR B 7 68.132 37.549 41.007 1.00 7.82 ATOM 52 CD2 TYR B 7 67.168 36.158 39.310 1.00 7.82 ATOM 53 CE1 TYR B 7 68.861 38.237 40.046 1.00 7.82 ATOM 54 CE2 TYR B 7 67.898 36.847 38.330 1.00 7.82 ATOM 55 CZ TYR B 7 68.741 37.885 38.711 1.00 7.82 ATOM 56 OH TYR B 7 69.456 38.565 37.755 1.00 7.82 ATOM 57 N GLN B 8 63.719 34.647 39.509 1.00 3.16 ATOM 58 CA GLN B 8 62.726 35.189 38.594 1.00 3.16 ATOM 59 C GLN B 8 61.327 35.423 39.136 1.00 3.16 ATOM 60 O GLN B 8 60.518 36.066 38.472 1.00 3.16 ATOM 61 CB GLN B 8 62.628 34.326 37.344 1.00 5.14 ATOM 62 CG GLN B 8 62.210 32.893 37.577 1.00 5.14 ATOM 63 CD GLN B 8 61.891 32.185 36.271 1.00 5.14 ATOM 64 OE1 GLN B 8 62.216 32.684 35.187 1.00 5.14 ATOM 65 NE2 GLN B 8 61.263 31.020 36.365 1.00 5.14 ATOM 66 N CYS B 9 61.021 34.912 40.321 1.00 3.36 ATOM 67 CA CYS B 9 59.689 35.124 40.873 1.00 3.36 ATOM 68 C CYS B 9 59.732 35.876 42.210 1.00 3.36 ATOM 69 O CYS B 9 60.757 35.935 42.893 1.00 3.36 ATOM 70 CB CYS B 9 58.943 33.786 41.036 1.00 7.15 ATOM 71 SG CYS B 9 59.087 33.014 42.671 1.00 7.15 ATOM 72 N GLN B 10 58.593 36.444 42.572 1.00 8.83 ATOM 73 CA GLN B 10 58.453 37.223 43.791 1.00 8.83 ATOM 74 C GLN B 10 58.931 36.537 45.063 1.00 8.83 ATOM 75 O GLN B 10 59.457 37.198 45.956 1.00 8.83 ATOM 76 CB GLN B 10 56.983 37.654 43.942 1.00 8.38 ATOM 77 CG GLN B 10 56.696 38.648 45.065 1.00 8.38 ATOM 78 CD GLN B 10 56.459 37.981 46.406 1.00 8.38 ATOM 79 OE1 GLN B 10 55.704 37.015 46.511 1.00 8.38 ATOM 80 NE2 GLN B 10 57.089 38.508 47.441 1.00 8.38 ATOM 81 N GLU B 11 58.775 35.218 45.133 1.00 7.85 ATOM 82 CA GLU B 11 59.138 34.451 46.327 1.00 7.85 ATOM 83 C GLU B 11 60.580 33.977 46.529 1.00 7.85 ATOM 84 O GLU B 11 60.848 33.208 47.457 1.00 7.85 ATOM 85 CB GLU B 11 58.220 33.236 46.429 1.00 13.47 ATOM 86 CG GLU B 11 56.787 33.579 46.774 1.00 13.47 ATOM 87 CD GLU B 11 55.883 32.367 46.761 1.00 13.47 ATOM 88 OE1 GLU B 11 56.343 31.274 47.153 1.00 13.47 ATOM 89 OE2 GLU B 11 54.709 32.507 46.372 1.00 13.47 ATOM 90 N THR B 12 61.504 34.426 45.690 1.00 4.52 ATOM 91 CA THR B 12 62.893 33.995 45.804 1.00 4.52 ATOM 92 C THR B 12 63.431 34.152 47.239 1.00 4.52 ATOM 93 O THR B 12 63.300 35.214 47.852 1.00 4.52 ATOM 94 CB THR B 12 63.778 34.759 44.777 1.00 13.86 ATOM 95 OG1 THR B 12 64.826 33.898 44.316 1.00 13.86 ATOM 96 CG2 THR B 12 64.378 36.019 45.396 1.00 13.86 ATOM 97 N VAL B 13 64.027 33.077 47.763 1.00 7.80 ATOM 98 CA VAL B 13 64.563 33.032 49.128 1.00 7.80 ATOM 99 C VAL B 13 65.179 34.320 49.630 1.00 7.80 ATOM 100 O VAL B 13 66.179 34.793 49.091 1.00 7.80 ATOM 101 CB VAL B 13 65.621 31.919 49.284 1.00 4.37 ATOM 102 CG1 VAL B 13 66.270 31.999 50.665 1.00 4.37 ATOM 103 CG2 VAL B 13 64.974 30.557 49.091 1.00 4.37 ATOM 104 N GLY B 14 64.583 34.869 50.686 1.00 11.32 ATOM 105 CA GLY B 14 65.080 36.106 51.269 1.00 11.32 ATOM 106 C GLY B 14 65.104 37.225 50.252 1.00 11.32 ATOM 107 O GLY B 14 65.894 38.158 50.374 1.00 11.32 ATOM 108 N ASN B 15 64.217 37.127 49.265 1.00 4.90 ATOM 109 CA ASN B 15 64.120 38.089 48.171 1.00 4.90 ATOM 110 C ASN B 15 65.509 38.415 47.645 1.00 4.90 ATOM 111 O ASN B 15 65.839 39.568 47.389 1.00 4.90 ATOM 112 CB ASN B 15 63.405 39.373 48.607 1.00 5.96 ATOM 113 CG ASN B 15 63.113 40.298 47.432 1.00 5.96 ATOM 114 OD1 ASN B 15 62.927 39.843 46.305 1.00 5.96 ATOM 115 ND2 ASN B 15 63.062 41.599 47.693 1.00 5.96 ATOM 116 N LYS B 16 66.309 37.368 47.476 1.00 15.09 ATOM 117 CA LYS B 16 67.680 37.497 47.006 1.00 15.09 ATOM 118 C LYS B 16 67.991 36.421 45.950 1.00 15.09 ATOM 119 O LYS B 16 68.820 36.631 45.059 1.00 15.09 ATOM 120 CB LYS B 16 68.629 37.350 48.195 1.00 17.86 ATOM 121 CG LYS B 16 69.864 38.209 48.135 1.00 17.86 ATOM 122 CD LYS B 16 70.708 38.019 49.383 1.00 17.86 ATOM 123 CE LYS B 16 69.933 38.378 50.652 1.00 17.86 ATOM 124 NZ LYS B 16 69.536 39.820 50.675 1.00 17.86 ATOM 125 N GLY B 17 67.320 35.276 46.057 1.00 7.16 ATOM 126 CA GLY B 17 67.543 34.209 45.103 1.00 7.16 ATOM 127 C GLY B 17 67.671 32.816 45.691 1.00 7.16 ATOM 128 O GLY B 17 68.247 32.624 46.767 1.00 7.16 ATOM 129 N CYS B 18 67.131 31.835 44.975 1.00 15.34 ATOM 130 CA CYS B 18 67.197 30.445 45.408 1.00 15.34 ATOM 131 C CYS B 18 68.513 29.856 44.917 1.00 15.34 ATOM 132 O CYS B 18 68.751 29.769 43.715 1.00 15.34 ATOM 133 CB CYS B 18 66.019 29.666 44.831 1.00 6.09 ATOM 134 SG CYS B 18 64.429 30.347 45.318 1.00 6.09 ATOM 135 N THR B 19 69.360 29.448 45.854 1.00 5.37 ATOM 136 CA THR B 19 70.679 28.905 45.534 1.00 5.37 ATOM 137 C THR B 19 70.827 27.400 45.674 1.00 5.37 ATOM 138 O THR B 19 71.702 26.815 45.051 1.00 5.37 ATOM 139 CB THR B 19 71.743 29.524 46.429 1.00 5.19 ATOM 140 OG1 THR B 19 71.467 29.168 47.790 1.00 5.19 ATOM 141 CG2 THR B 19 71.735 31.032 46.297 1.00 5.19 ATOM 142 N GLN B 20 69.992 26.779 46.503 1.00 4.24 ATOM 143 CA GLN B 20 70.076 25.338 46.718 1.00 4.24 ATOM 144 C GLN B 20 68.829 24.593 46.252 1.00 4.24 ATOM 145 O GLN B 20 68.932 23.599 45.542 1.00 4.24 ATOM 146 CB GLN B 20 70.335 25.050 48.204 1.00 11.53 ATOM 147 CG GLN B 20 70.428 23.563 48.559 1.00 11.53 ATOM 148 CD GLN B 20 71.505 22.841 47.769 1.00 11.53 ATOM 149 OE1 GLN B 20 72.688 23.106 47.927 1.00 11.53 ATOM 150 NE2 GLN B 20 71.090 21.926 46.906 1.00 11.53 ATOM 151 N VAL B 21 67.657 25.080 46.660 1.00 12.46 ATOM 152 CA VAL B 21 66.369 24.479 46.294 1.00 12.46 ATOM 153 C VAL B 21 65.315 25.572 46.215 1.00 12.46 ATOM 154 O VAL B 21 65.045 26.257 47.201 1.00 12.46 ATOM 155 CB VAL B 21 65.901 23.437 47.338 1.00 13.32 ATOM 156 CG1 VAL B 21 64.488 22.992 47.031 1.00 13.32 ATOM 157 CG2 VAL B 21 66.839 22.236 47.333 1.00 13.32 ATOM 158 N GLY B 22 64.718 25.725 45.040 1.00 8.63 ATOM 159 CA GLY B 22 63.711 26.750 44.841 1.00 8.63 ATOM 160 C GLY B 22 62.541 26.677 45.792 1.00 8.63 ATOM 161 O GLY B 22 62.209 25.606 46.301 1.00 8.63 ATOM 162 N VAL B 23 61.910 27.826 46.019 1.00 11.72 ATOM 163 CA VAL B 23 60.760 27.920 46.911 1.00 11.72 ATOM 164 C VAL B 23 59.518 27.326 46.259 1.00 11.72 ATOM 165 O VAL B 23 58.584 26.916 46.942 1.00 11.72 ATOM 166 CB VAL B 23 60.479 29.389 47.303 1.00 12.41 ATOM 167 CG1 VAL B 23 59.332 29.459 48.299 1.00 12.41 ATOM 168 CG2 VAL B 23 61.738 30.017 47.901 1.00 12.41 ATOM 169 N CYS B 24 59.515 27.281 44.934 1.00 6.31 ATOM 170 CA CYS B 24 58.396 26.721 44.187 1.00 6.31 ATOM 171 C CYS B 24 58.527 25.196 44.128 1.00 6.31 ATOM 172 O CYS B 24 57.638 24.505 43.637 1.00 6.31 ATOM 173 CB CYS B 24 58.394 27.273 42.767 1.00 5.78 ATOM 174 SG CYS B 24 59.892 26.854 41.843 1.00 5.78 ATOM 175 N GLY B 25 59.656 24.685 44.611 1.00 9.82 ATOM 176 CA GLY B 25 59.880 23.254 44.603 1.00 9.82 ATOM 177 C GLY B 25 60.861 22.786 43.543 1.00 9.82 ATOM 178 O GLY B 25 61.214 21.603 43.495 1.00 9.82 ATOM 179 FE1 SF4 B 650 62.904 30.519 40.597 1.00 10.09 ATOM 180 FE2 SF4 B 650 61.445 28.837 41.890 1.00 10.09 ATOM 181 FE3 SF4 B 650 62.841 30.469 43.311 1.00 10.09 ATOM 182 FE4 SF4 B 650 60.799 31.433 41.769 1.00 10.09 ATOM 183 S1 SF4 B 650 60.699 30.010 43.687 1.00 10.09 ATOM 184 S2 SF4 B 650 62.861 32.311 42.006 1.00 10.09 ATOM 185 S3 SF4 B 650 61.024 30.044 39.981 1.00 10.09 ATOM 186 S4 SF4 B 650 63.630 28.844 41.948 1.00 10.09 TER