HEADER BIOSYNTHETIC PROTEIN 31-DEC-69 6ULU TITLE D104A/S128A S. typhimurium siroheme synthase COMPND MOL_ID: 1; COMPND 2 MOLECULE: Siroheme synthase; COMPND 3 CHAIN: A, B; COMPND 4 EC: 2.1.1.107,1.3.1.76,4.99.1.4; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.76 ANGSTORMS DBREF 6ULU A 1 457 UNP A0A0F7JC A0A0F7JCI1_ 1 457 SEQRES 1 A 34 PRO SER ILE ILE ASP ARG SER PRO LEU MET VAL ALA VAL SEQRES 2 A 34 SER ALA GLY GLY THR SER PRO VAL LEU ALA ARG LEU LEU SEQRES 3 A 34 ARG GLU LYS LEU GLU SER LEU LEU ATOM 1 N PRO A 114 70.715 -20.511 40.424 1.00 32.98 ATOM 2 CA PRO A 114 71.868 -21.041 39.693 1.00 33.68 ATOM 3 C PRO A 114 72.406 -22.314 40.315 1.00 29.75 ATOM 4 O PRO A 114 72.185 -22.597 41.494 1.00 35.38 ATOM 5 CB PRO A 114 72.897 -19.917 39.846 1.00 56.16 ATOM 6 CG PRO A 114 72.606 -19.399 41.235 1.00 30.24 ATOM 7 CD PRO A 114 71.110 -19.446 41.367 1.00 29.49 ATOM 8 N SER A 115 73.155 -23.060 39.500 1.00 28.73 ATOM 9 CA SER A 115 74.046 -24.093 40.033 1.00 37.97 ATOM 10 C SER A 115 75.067 -23.458 40.969 1.00 41.36 ATOM 11 O SER A 115 75.470 -22.303 40.791 1.00 50.06 ATOM 12 CB SER A 115 74.794 -24.822 38.911 1.00 47.58 ATOM 13 OG SER A 115 73.931 -25.376 37.928 1.00 54.78 ATOM 14 N ILE A 116 75.507 -24.211 41.974 1.00 31.41 ATOM 15 CA ILE A 116 76.430 -23.646 42.952 1.00 35.04 ATOM 16 C ILE A 116 77.681 -24.500 43.052 1.00 43.89 ATOM 17 O ILE A 116 77.624 -25.729 42.938 1.00 60.74 ATOM 18 CB ILE A 116 75.759 -23.467 44.325 1.00 34.21 ATOM 19 CG1 ILE A 116 74.816 -22.247 44.280 1.00 30.88 ATOM 20 CG2 ILE A 116 76.804 -23.355 45.425 1.00 26.65 ATOM 21 CD1 ILE A 116 73.592 -22.389 45.160 1.00 26.38 ATOM 22 N ILE A 117 78.820 -23.835 43.202 1.00 38.97 ATOM 23 CA ILE A 117 80.077 -24.477 43.554 1.00 44.13 ATOM 24 C ILE A 117 80.463 -23.985 44.942 1.00 41.22 ATOM 25 O ILE A 117 80.843 -22.822 45.120 1.00 30.41 ATOM 26 CB ILE A 117 81.161 -24.185 42.522 1.00 37.73 ATOM 27 CG1 ILE A 117 80.668 -24.706 41.175 1.00 30.34 ATOM 28 CG2 ILE A 117 82.479 -24.817 42.936 1.00 41.38 ATOM 29 CD1 ILE A 117 81.656 -24.585 40.128 1.00 35.84 ATOM 30 N ASP A 118 80.334 -24.857 45.934 1.00 46.90 ATOM 31 CA ASP A 118 80.565 -24.470 47.309 1.00 51.23 ATOM 32 C ASP A 118 82.036 -24.649 47.652 1.00 58.19 ATOM 33 O ASP A 118 82.595 -25.734 47.466 1.00 53.31 ATOM 34 CB ASP A 118 79.699 -25.283 48.259 1.00 61.93 ATOM 35 CG ASP A 118 79.391 -24.524 49.535 1.00 80.22 ATOM 36 OD1 ASP A 118 78.507 -23.647 49.494 1.00 84.53 ATOM 37 OD2 ASP A 118 80.047 -24.784 50.564 1.00 91.14 ATOM 38 N ARG A 119 82.657 -23.572 48.128 1.00 52.06 ATOM 39 CA ARG A 119 83.937 -23.599 48.825 1.00 44.66 ATOM 40 C ARG A 119 83.846 -22.667 50.017 1.00 52.87 ATOM 41 O ARG A 119 84.662 -21.755 50.180 1.00 48.67 ATOM 42 CB ARG A 119 85.086 -23.172 47.920 1.00 41.48 ATOM 43 CG ARG A 119 85.215 -23.990 46.708 1.00 38.41 ATOM 44 CD ARG A 119 85.630 -25.363 47.084 1.00 53.41 ATOM 45 NE ARG A 119 86.476 -25.928 46.056 1.00 58.12 ATOM 46 CZ ARG A 119 86.041 -26.764 45.129 1.00 56.29 ATOM 47 NH1 ARG A 119 84.762 -27.128 45.131 1.00 45.57 ATOM 48 NH2 ARG A 119 86.887 -27.228 44.215 1.00 59.10 ATOM 49 N SER A 120 82.832 -22.899 50.855 1.00 56.32 ATOM 50 CA SER A 120 82.356 -21.867 51.772 1.00 59.22 ATOM 51 C SER A 120 83.504 -21.331 52.620 1.00 49.70 ATOM 52 O SER A 120 84.280 -22.118 53.183 1.00 47.97 ATOM 53 CB SER A 120 81.249 -22.412 52.660 1.00 70.45 ATOM 54 OG SER A 120 81.636 -23.664 53.185 1.00 85.27 ATOM 55 N PRO A 121 83.645 -20.010 52.744 1.00 39.22 ATOM 56 CA PRO A 121 82.671 -19.016 52.290 1.00 33.76 ATOM 57 C PRO A 121 82.807 -18.556 50.828 1.00 41.38 ATOM 58 O PRO A 121 82.205 -17.568 50.443 1.00 43.75 ATOM 59 CB PRO A 121 82.944 -17.848 53.233 1.00 39.30 ATOM 60 CG PRO A 121 84.436 -17.917 53.467 1.00 29.18 ATOM 61 CD PRO A 121 84.799 -19.389 53.417 1.00 29.27 ATOM 62 N LEU A 122 83.600 -19.249 50.028 1.00 42.53 ATOM 63 CA LEU A 122 83.698 -18.947 48.609 1.00 37.71 ATOM 64 C LEU A 122 82.566 -19.651 47.871 1.00 48.10 ATOM 65 O LEU A 122 82.303 -20.843 48.100 1.00 37.58 ATOM 66 CB LEU A 122 85.052 -19.392 48.055 1.00 29.96 ATOM 67 CG LEU A 122 85.435 -18.991 46.643 1.00 31.33 ATOM 68 CD1 LEU A 122 85.662 -17.470 46.559 1.00 44.28 ATOM 69 CD2 LEU A 122 86.666 -19.748 46.206 1.00 27.95 ATOM 70 N MET A 123 81.871 -18.910 47.009 0.59 47.37 ATOM 71 CA MET A 123 80.814 -19.481 46.184 0.59 44.53 ATOM 72 C MET A 123 80.944 -18.953 44.767 0.59 39.21 ATOM 73 O MET A 123 81.104 -17.745 44.564 0.59 39.49 ATOM 74 CB MET A 123 79.423 -19.136 46.724 0.59 42.21 ATOM 75 CG MET A 123 79.271 -19.150 48.228 0.59 45.31 ATOM 76 SD MET A 123 77.550 -18.857 48.683 0.59 44.17 ATOM 77 CE MET A 123 76.743 -20.103 47.675 0.59 35.53 ATOM 78 N VAL A 124 80.871 -19.852 43.793 1.00 36.40 ATOM 79 CA VAL A 124 80.720 -19.492 42.386 1.00 39.10 ATOM 80 C VAL A 124 79.335 -19.945 41.953 1.00 38.03 ATOM 81 O VAL A 124 78.942 -21.090 42.215 1.00 30.87 ATOM 82 CB VAL A 124 81.805 -20.118 41.493 1.00 35.06 ATOM 83 CG1 VAL A 124 81.526 -19.760 40.043 1.00 36.76 ATOM 84 CG2 VAL A 124 83.178 -19.634 41.882 1.00 26.64 ATOM 85 N ALA A 125 78.582 -19.048 41.325 1.00 26.15 ATOM 86 CA ALA A 125 77.270 -19.392 40.794 1.00 27.07 ATOM 87 C ALA A 125 77.294 -19.343 39.268 1.00 31.84 ATOM 88 O ALA A 125 77.848 -18.412 38.673 1.00 28.25 ATOM 89 CB ALA A 125 76.192 -18.463 41.354 1.00 26.08 ATOM 90 N VAL A 126 76.702 -20.364 38.646 1.00 38.07 ATOM 91 CA VAL A 126 76.629 -20.520 37.194 1.00 37.12 ATOM 92 C VAL A 126 75.174 -20.723 36.815 1.00 42.81 ATOM 93 O VAL A 126 74.461 -21.504 37.455 1.00 51.65 ATOM 94 CB VAL A 126 77.444 -21.729 36.667 1.00 33.76 ATOM 95 CG1 VAL A 126 77.243 -21.886 35.191 1.00 35.87 ATOM 96 CG2 VAL A 126 78.904 -21.577 36.951 1.00 47.88 ATOM 97 N SER A 127 74.744 -20.047 35.756 1.00 32.43 ATOM 98 CA SER A 127 73.456 -20.328 35.145 1.00 29.23 ATOM 99 C SER A 127 73.469 -19.769 33.736 1.00 42.60 ATOM 100 O SER A 127 74.006 -18.675 33.505 1.00 37.95 ATOM 101 CB SER A 127 72.297 -19.705 35.932 1.00 35.52 ATOM 102 OG SER A 127 71.039 -20.209 35.503 1.00 38.32 ATOM 103 N ALA A 128 72.869 -20.513 32.803 1.00 43.32 ATOM 104 CA ALA A 128 72.564 -19.967 31.494 1.00 57.51 ATOM 105 C ALA A 128 71.144 -19.438 31.417 1.00 69.71 ATOM 106 O ALA A 128 70.687 -19.074 30.329 1.00 77.71 ATOM 107 CB ALA A 128 72.800 -21.004 30.404 1.00 63.47 ATOM 108 N GLY A 129 70.441 -19.389 32.547 1.00 72.98 ATOM 109 CA GLY A 129 69.127 -18.784 32.623 1.00 77.53 ATOM 110 C GLY A 129 67.987 -19.564 32.000 1.00 80.59 ATOM 111 O GLY A 129 66.926 -18.981 31.760 1.00 91.07 ATOM 112 N GLY A 130 68.156 -20.857 31.721 1.00 74.03 ATOM 113 CA GLY A 130 67.110 -21.660 31.128 1.00 71.47 ATOM 114 C GLY A 130 67.329 -22.011 29.666 1.00 78.90 ATOM 115 O GLY A 130 66.884 -23.081 29.224 1.00 87.06 ATOM 116 N THR A 131 67.997 -21.137 28.906 1.00 71.10 ATOM 117 CA THR A 131 68.280 -21.428 27.503 1.00 65.72 ATOM 118 C THR A 131 69.129 -22.687 27.362 1.00 67.79 ATOM 119 O THR A 131 68.788 -23.614 26.618 1.00 71.71 ATOM 120 CB THR A 131 68.994 -20.245 26.869 1.00 62.76 ATOM 121 OG1 THR A 131 70.324 -20.181 27.395 1.00 71.16 ATOM 122 CG2 THR A 131 68.275 -18.948 27.205 1.00 50.85 ATOM 123 N SER A 132 70.248 -22.735 28.056 1.00 68.01 ATOM 124 CA SER A 132 71.100 -23.915 28.014 1.00 84.64 ATOM 125 C SER A 132 71.295 -24.471 29.414 1.00100.37 ATOM 126 O SER A 132 71.998 -23.849 30.230 1.00113.79 ATOM 127 CB SER A 132 72.451 -23.583 27.393 1.00 85.62 ATOM 128 OG SER A 132 73.249 -24.740 27.436 1.00 91.74 ATOM 129 N PRO A 133 70.704 -25.597 29.758 1.00 98.80 ATOM 130 CA PRO A 133 71.087 -26.250 31.012 1.00 87.12 ATOM 131 C PRO A 133 72.302 -27.146 30.808 1.00 84.31 ATOM 132 O PRO A 133 73.073 -27.376 31.744 1.00 83.84 ATOM 133 CB PRO A 133 69.831 -27.037 31.389 1.00 88.50 ATOM 134 CG PRO A 133 69.213 -27.368 30.083 1.00 98.45 ATOM 135 CD PRO A 133 69.502 -26.204 29.164 1.00102.68 ATOM 136 N VAL A 134 72.501 -27.628 29.577 1.00 83.84 ATOM 137 CA VAL A 134 73.662 -28.467 29.276 1.00 79.29 ATOM 138 C VAL A 134 74.958 -27.685 29.468 1.00 70.87 ATOM 139 O VAL A 134 75.908 -28.173 30.089 1.00 67.16 ATOM 140 CB VAL A 134 73.562 -29.034 27.847 1.00 82.80 ATOM 141 CG1 VAL A 134 74.584 -30.147 27.651 1.00 80.31 ATOM 142 CG2 VAL A 134 72.137 -29.505 27.534 1.00 84.06 ATOM 143 N LEU A 135 75.023 -26.467 28.918 1.00 67.68 ATOM 144 CA LEU A 135 76.207 -25.629 29.104 1.00 66.08 ATOM 145 C LEU A 135 76.403 -25.247 30.563 1.00 68.09 ATOM 146 O LEU A 135 77.539 -25.023 30.997 1.00 69.65 ATOM 147 CB LEU A 135 76.116 -24.359 28.258 1.00 54.61 ATOM 148 CG LEU A 135 77.339 -23.442 28.307 1.00 50.07 ATOM 149 CD1 LEU A 135 78.532 -24.148 27.677 1.00 44.61 ATOM 150 CD2 LEU A 135 77.076 -22.088 27.649 1.00 44.97 ATOM 151 N ALA A 136 75.316 -25.142 31.328 1.00 69.37 ATOM 152 CA ALA A 136 75.446 -24.911 32.761 1.00 68.33 ATOM 153 C ALA A 136 76.244 -26.030 33.420 1.00 68.97 ATOM 154 O ALA A 136 77.293 -25.789 34.031 1.00 62.33 ATOM 155 CB ALA A 136 74.064 -24.782 33.398 1.00 70.14 ATOM 156 N ARG A 137 75.767 -27.270 33.293 1.00 74.68 ATOM 157 CA ARG A 137 76.497 -28.379 33.890 1.00 78.84 ATOM 158 C ARG A 137 77.895 -28.506 33.297 1.00 70.93 ATOM 159 O ARG A 137 78.851 -28.775 34.031 1.00 76.80 ATOM 160 CB ARG A 137 75.696 -29.681 33.749 1.00 94.06 ATOM 161 CG ARG A 137 74.381 -29.628 34.538 1.00107.46 ATOM 162 CD ARG A 137 73.651 -30.971 34.717 1.00119.77 ATOM 163 NE ARG A 137 72.538 -30.806 35.665 1.00132.49 ATOM 164 CZ ARG A 137 71.701 -31.767 36.058 1.00132.47 ATOM 165 NH1 ARG A 137 71.827 -33.002 35.589 1.00138.31 ATOM 166 NH2 ARG A 137 70.733 -31.489 36.927 1.00120.42 ATOM 167 N LEU A 138 78.050 -28.261 31.994 1.00 62.78 ATOM 168 CA LEU A 138 79.374 -28.367 31.385 1.00 66.19 ATOM 169 C LEU A 138 80.330 -27.336 31.964 1.00 62.43 ATOM 170 O LEU A 138 81.494 -27.642 32.258 1.00 63.99 ATOM 171 CB LEU A 138 79.274 -28.207 29.870 1.00 72.32 ATOM 172 CG LEU A 138 78.587 -29.349 29.123 1.00 70.03 ATOM 173 CD1 LEU A 138 78.933 -29.333 27.636 1.00 68.70 ATOM 174 CD2 LEU A 138 78.941 -30.675 29.765 1.00 67.08 ATOM 175 N LEU A 139 79.855 -26.104 32.115 1.00 57.98 ATOM 176 CA LEU A 139 80.620 -25.074 32.804 1.00 46.88 ATOM 177 C LEU A 139 80.790 -25.408 34.287 1.00 47.96 ATOM 178 O LEU A 139 81.903 -25.310 34.828 1.00 43.47 ATOM 179 CB LEU A 139 79.915 -23.733 32.609 1.00 38.78 ATOM 180 CG LEU A 139 80.630 -22.424 32.884 1.00 47.73 ATOM 181 CD1 LEU A 139 82.124 -22.579 32.631 1.00 49.54 ATOM 182 CD2 LEU A 139 80.011 -21.359 31.984 1.00 49.81 ATOM 183 N ARG A 140 79.708 -25.831 34.954 1.00 42.40 ATOM 184 CA ARG A 140 79.795 -26.108 36.386 1.00 50.94 ATOM 185 C ARG A 140 80.883 -27.131 36.689 1.00 60.39 ATOM 186 O ARG A 140 81.715 -26.926 37.584 1.00 58.18 ATOM 187 CB ARG A 140 78.454 -26.604 36.928 1.00 45.15 ATOM 188 CG ARG A 140 78.479 -26.735 38.438 1.00 43.59 ATOM 189 CD ARG A 140 77.301 -27.490 38.992 1.00 59.34 ATOM 190 NE ARG A 140 77.327 -27.452 40.455 1.00 73.94 ATOM 191 CZ ARG A 140 78.058 -28.270 41.210 1.00 79.62 ATOM 192 NH1 ARG A 140 78.819 -29.193 40.635 1.00 88.61 ATOM 193 NH2 ARG A 140 78.031 -28.166 42.535 1.00 63.93 ATOM 194 N GLU A 141 80.886 -28.244 35.946 1.00 59.63 ATOM 195 CA GLU A 141 81.866 -29.299 36.174 1.00 63.56 ATOM 196 C GLU A 141 83.280 -28.828 35.845 1.00 67.99 ATOM 197 O GLU A 141 84.231 -29.173 36.557 1.00 76.36 ATOM 198 CB GLU A 141 81.490 -30.543 35.361 1.00 77.41 ATOM 199 CG GLU A 141 81.739 -30.438 33.848 1.00 90.67 ATOM 200 CD GLU A 141 81.206 -31.631 33.051 1.00 98.15 ATOM 201 OE1 GLU A 141 80.500 -32.492 33.632 1.00 95.30 ATOM 202 OE2 GLU A 141 81.493 -31.695 31.833 1.00101.48 ATOM 203 N LYS A 142 83.448 -28.033 34.783 1.00 69.47 ATOM 204 CA LYS A 142 84.782 -27.525 34.482 1.00 61.65 ATOM 205 C LYS A 142 85.263 -26.599 35.582 1.00 53.69 ATOM 206 O LYS A 142 86.435 -26.645 35.969 1.00 57.45 ATOM 207 CB LYS A 142 84.813 -26.801 33.136 1.00 66.63 ATOM 208 CG LYS A 142 86.193 -26.182 32.830 1.00 80.49 ATOM 209 CD LYS A 142 87.123 -27.134 32.056 1.00 92.06 ATOM 210 CE LYS A 142 88.532 -26.547 31.895 1.00 96.08 ATOM 211 NZ LYS A 142 89.296 -27.123 30.739 1.00100.08 ATOM 212 N LEU A 143 84.371 -25.754 36.103 1.00 52.61 ATOM 213 CA LEU A 143 84.759 -24.888 37.209 1.00 53.42 ATOM 214 C LEU A 143 85.131 -25.692 38.443 1.00 56.48 ATOM 215 O LEU A 143 86.011 -25.278 39.203 1.00 49.57 ATOM 216 CB LEU A 143 83.638 -23.911 37.535 1.00 51.47 ATOM 217 CG LEU A 143 83.424 -22.829 36.489 1.00 60.86 ATOM 218 CD1 LEU A 143 82.449 -21.803 37.001 1.00 46.06 ATOM 219 CD2 LEU A 143 84.753 -22.195 36.121 1.00 67.43 ATOM 220 N GLU A 144 84.485 -26.845 38.649 1.00 67.77 ATOM 221 CA GLU A 144 84.763 -27.667 39.823 1.00 75.63 ATOM 222 C GLU A 144 86.208 -28.146 39.849 1.00 83.15 ATOM 223 O GLU A 144 86.759 -28.410 40.927 1.00 81.43 ATOM 224 CB GLU A 144 83.812 -28.865 39.864 1.00 81.19 ATOM 225 CG GLU A 144 82.395 -28.557 40.344 1.00 86.83 ATOM 226 CD GLU A 144 82.242 -28.731 41.844 1.00 88.98 ATOM 227 OE1 GLU A 144 83.279 -28.808 42.532 1.00 90.12 ATOM 228 OE2 GLU A 144 81.093 -28.800 42.336 1.00 87.93 ATOM 229 N SER A 145 86.838 -28.266 38.683 1.00 90.73 ATOM 230 CA SER A 145 88.221 -28.716 38.645 1.00 95.59 ATOM 231 C SER A 145 89.213 -27.583 38.872 1.00 91.08 ATOM 232 O SER A 145 90.348 -27.845 39.283 1.00104.08 ATOM 233 CB SER A 145 88.513 -29.403 37.309 1.00101.68 ATOM 234 OG SER A 145 89.816 -29.959 37.288 1.00105.79 ATOM 235 N LEU A 146 88.819 -26.336 38.630 1.00 72.83 ATOM 236 CA LEU A 146 89.803 -25.263 38.659 1.00 74.08 ATOM 237 C LEU A 146 90.040 -24.752 40.077 1.00 80.18 ATOM 238 O LEU A 146 91.172 -24.380 40.423 1.00 75.73 ATOM 239 CB LEU A 146 89.358 -24.124 37.740 1.00 76.54 ATOM 240 CG LEU A 146 90.324 -22.941 37.666 1.00 81.08 ATOM 241 CD1 LEU A 146 91.632 -23.327 36.977 1.00 77.13 ATOM 242 CD2 LEU A 146 89.680 -21.751 36.984 1.00 86.12 ATOM 243 N LEU A 147 88.990 -24.743 40.915 1.00 73.78 ATOM 244 CA LEU A 147 89.064 -24.169 42.258 1.00 61.39 ATOM 245 C LEU A 147 89.518 -25.225 43.258 1.00 60.54 ATOM 246 O LEU A 147 88.789 -26.203 43.480 1.00 59.91 ATOM 247 CB LEU A 147 87.715 -23.608 42.676 1.00 57.02 ATOM 248 CG LEU A 147 87.198 -22.431 41.849 1.00 55.26 ATOM 249 CD1 LEU A 147 85.696 -22.289 41.989 1.00 62.45 ATOM 250 CD2 LEU A 147 87.891 -21.140 42.237 1.00 43.49 TER