HEADER PLANT PROTEIN 31-DEC-69 7CZL TITLE Structural insights into a dimeric Psb27-photosystem II complex from TITLE 2 a cyanobacterium Thermosynechococcus vulcanus COMPND MOL_ID: 16; COMPND 2 MOLECULE: Photosystem II reaction center protein X; COMPND 3 CHAIN: X, x; EXPDTA ELECTRON MICROSCOPY DBREF 7CZL x 2 41 UNP D0VWR4 PSBX_THEVL 1 40 SEQRES 1 x 35 ILE THR PRO SER LEU LYS GLY PHE PHE ILE GLY LEU LEU SEQRES 2 x 35 SER GLY ALA VAL VAL LEU GLY LEU THR PHE ALA VAL LEU SEQRES 3 x 35 ILE ALA ILE SER GLN ILE ASP LYS VAL ATOM 1 N ILE x 2 105.113 116.802 172.592 1.00106.60 ATOM 2 CA ILE x 2 104.663 118.090 172.083 1.00 97.81 ATOM 3 C ILE x 2 104.286 119.027 173.219 1.00 97.28 ATOM 4 O ILE x 2 103.170 118.973 173.733 1.00101.10 ATOM 5 CB ILE x 2 103.457 117.928 171.143 1.00 97.79 ATOM 6 CG1 ILE x 2 103.929 117.549 169.742 1.00 99.53 ATOM 7 CG2 ILE x 2 102.638 119.208 171.093 1.00 92.54 ATOM 8 CD1 ILE x 2 104.628 118.677 169.017 1.00102.34 ATOM 9 N THR x 3 105.216 119.890 173.606 1.00 85.96 ATOM 10 CA THR x 3 104.962 120.840 174.679 1.00 82.13 ATOM 11 C THR x 3 104.263 122.090 174.149 1.00 83.24 ATOM 12 O THR x 3 104.030 122.223 172.949 1.00 84.88 ATOM 13 CB THR x 3 106.263 121.240 175.397 1.00 83.24 ATOM 14 OG1 THR x 3 106.897 122.314 174.692 1.00 85.40 ATOM 15 CG2 THR x 3 107.211 120.062 175.457 1.00 81.57 ATOM 16 N PRO x 4 103.927 123.003 175.050 1.00 84.34 ATOM 17 CA PRO x 4 103.260 124.246 174.658 1.00 80.95 ATOM 18 C PRO x 4 104.054 124.989 173.591 1.00 82.16 ATOM 19 O PRO x 4 103.523 125.272 172.518 1.00 83.55 ATOM 20 CB PRO x 4 103.251 125.048 175.955 1.00 83.37 ATOM 21 CG PRO x 4 103.172 124.010 177.022 1.00 84.36 ATOM 22 CD PRO x 4 103.900 122.797 176.508 1.00 84.08 ATOM 23 N SER x 5 105.314 125.290 173.889 1.00 75.14 ATOM 24 CA SER x 5 106.177 126.010 172.959 1.00 68.82 ATOM 25 C SER x 5 106.196 125.379 171.573 1.00 74.96 ATOM 26 O SER x 5 105.817 126.017 170.591 1.00 77.10 ATOM 27 CB SER x 5 107.602 126.106 173.509 1.00 66.20 ATOM 28 OG SER x 5 107.972 124.919 174.184 1.00 74.52 ATOM 29 N LEU x 6 106.635 124.127 171.499 1.00 82.81 ATOM 30 CA LEU x 6 106.709 123.417 170.227 1.00 86.13 ATOM 31 C LEU x 6 105.384 123.444 169.479 1.00 88.18 ATOM 32 O LEU x 6 105.334 123.825 168.311 1.00 86.70 ATOM 33 CB LEU x 6 107.161 121.975 170.431 1.00 85.72 ATOM 34 CG LEU x 6 107.715 121.353 169.153 1.00 89.13 ATOM 35 CD1 LEU x 6 106.623 121.272 168.100 1.00 83.18 ATOM 36 CD2 LEU x 6 108.878 122.186 168.643 1.00 80.63 ATOM 37 N LYS x 7 104.312 123.046 170.156 1.00 85.06 ATOM 38 CA LYS x 7 102.990 123.045 169.543 1.00 87.39 ATOM 39 C LYS x 7 102.671 124.447 169.065 1.00 87.79 ATOM 40 O LYS x 7 102.286 124.652 167.917 1.00 88.62 ATOM 41 CB LYS x 7 101.927 122.587 170.538 1.00 80.85 ATOM 42 CG LYS x 7 100.508 122.658 169.998 1.00 94.46 ATOM 43 CD LYS x 7 99.913 124.045 170.177 1.00105.48 ATOM 44 CE LYS x 7 98.786 124.037 171.197 1.00105.52 ATOM 45 NZ LYS x 7 97.989 125.294 171.154 1.00107.75 ATOM 46 N GLY x 8 102.850 125.416 169.954 1.00 79.24 ATOM 47 CA GLY x 8 102.598 126.800 169.619 1.00 75.07 ATOM 48 C GLY x 8 103.424 127.228 168.424 1.00 77.32 ATOM 49 O GLY x 8 102.906 127.829 167.486 1.00 84.82 ATOM 50 N PHE x 9 104.715 126.913 168.453 1.00 70.18 ATOM 51 CA PHE x 9 105.588 127.281 167.351 1.00 70.36 ATOM 52 C PHE x 9 105.079 126.647 166.069 1.00 75.50 ATOM 53 O PHE x 9 105.068 127.274 165.013 1.00 74.29 ATOM 54 CB PHE x 9 107.023 126.834 167.604 1.00 66.31 ATOM 55 CG PHE x 9 107.839 126.712 166.351 1.00 72.90 ATOM 56 CD1 PHE x 9 107.838 125.536 165.621 1.00 69.67 ATOM 57 CD2 PHE x 9 108.592 127.778 165.893 1.00 62.23 ATOM 58 CE1 PHE x 9 108.582 125.422 164.464 1.00 67.17 ATOM 59 CE2 PHE x 9 109.338 127.671 164.737 1.00 67.96 ATOM 60 CZ PHE x 9 109.334 126.491 164.021 1.00 69.97 ATOM 61 N PHE x 10 104.638 125.399 166.170 1.00 79.92 ATOM 62 CA PHE x 10 104.123 124.687 165.008 1.00 85.19 ATOM 63 C PHE x 10 102.981 125.460 164.371 1.00 80.00 ATOM 64 O PHE x 10 102.953 125.651 163.157 1.00 86.13 ATOM 65 CB PHE x 10 103.657 123.288 165.396 1.00 84.39 ATOM 66 CG PHE x 10 104.454 122.194 164.758 1.00 84.77 ATOM 67 CD1 PHE x 10 105.435 122.492 163.829 1.00 85.29 ATOM 68 CD2 PHE x 10 104.227 120.871 165.088 1.00 87.35 ATOM 69 CE1 PHE x 10 106.176 121.489 163.238 1.00 90.60 ATOM 70 CE2 PHE x 10 104.964 119.862 164.501 1.00 90.02 ATOM 71 CZ PHE x 10 105.939 120.171 163.574 1.00 91.35 ATOM 72 N ILE x 11 102.044 125.911 165.202 1.00 81.64 ATOM 73 CA ILE x 11 100.897 126.684 164.749 1.00 79.78 ATOM 74 C ILE x 11 101.342 127.864 163.899 1.00 80.24 ATOM 75 O ILE x 11 100.821 128.080 162.811 1.00 82.66 ATOM 76 CB ILE x 11 100.079 127.219 165.937 1.00 87.55 ATOM 77 CG1 ILE x 11 100.142 126.241 167.113 1.00 88.36 ATOM 78 CG2 ILE x 11 98.639 127.471 165.520 1.00 83.06 ATOM 79 CD1 ILE x 11 101.466 126.246 167.848 1.00 87.14 ATOM 80 N GLY x 12 102.343 128.581 164.390 1.00 72.23 ATOM 81 CA GLY x 12 102.879 129.723 163.682 1.00 73.29 ATOM 82 C GLY x 12 103.274 129.363 162.265 1.00 77.88 ATOM 83 O GLY x 12 102.602 129.755 161.313 1.00 82.34 ATOM 84 N LEU x 13 104.351 128.596 162.123 1.00 73.88 ATOM 85 CA LEU x 13 104.841 128.197 160.806 1.00 73.93 ATOM 86 C LEU x 13 103.773 127.585 159.911 1.00 75.30 ATOM 87 O LEU x 13 103.682 127.927 158.738 1.00 80.29 ATOM 88 CB LEU x 13 106.014 127.228 160.925 1.00 76.39 ATOM 89 CG LEU x 13 106.412 126.620 159.579 1.00 78.25 ATOM 90 CD1 LEU x 13 107.918 126.454 159.472 1.00 70.09 ATOM 91 CD2 LEU x 13 105.702 125.297 159.347 1.00 80.15 ATOM 92 N LEU x 14 102.982 126.673 160.470 1.00 76.94 ATOM 93 CA LEU x 14 101.919 126.001 159.730 1.00 79.92 ATOM 94 C LEU x 14 101.023 126.995 159.007 1.00 82.45 ATOM 95 O LEU x 14 100.907 126.960 157.785 1.00 87.98 ATOM 96 CB LEU x 14 101.077 125.140 160.669 1.00 79.81 ATOM 97 CG LEU x 14 99.876 124.463 160.012 1.00 96.82 ATOM 98 CD1 LEU x 14 98.598 125.229 160.313 1.00101.09 ATOM 99 CD2 LEU x 14 100.093 124.342 158.512 1.00 99.95 ATOM 100 N SER x 15 100.391 127.882 159.763 1.00 79.30 ATOM 101 CA SER x 15 99.527 128.884 159.163 1.00 79.37 ATOM 102 C SER x 15 100.392 129.897 158.433 1.00 77.82 ATOM 103 O SER x 15 100.026 130.383 157.365 1.00 83.38 ATOM 104 CB SER x 15 98.673 129.579 160.223 1.00 75.01 ATOM 105 OG SER x 15 97.320 129.670 159.808 1.00 81.20 ATOM 106 N GLY x 16 101.548 130.202 159.012 1.00 71.15 ATOM 107 CA GLY x 16 102.467 131.153 158.418 1.00 68.79 ATOM 108 C GLY x 16 102.811 130.784 156.992 1.00 78.52 ATOM 109 O GLY x 16 102.519 131.531 156.058 1.00 79.98 ATOM 110 N ALA x 17 103.424 129.617 156.821 1.00 84.93 ATOM 111 CA ALA x 17 103.813 129.147 155.499 1.00 83.89 ATOM 112 C ALA x 17 102.622 129.126 154.557 1.00 86.60 ATOM 113 O ALA x 17 102.704 129.627 153.439 1.00 86.99 ATOM 114 CB ALA x 17 104.446 127.769 155.588 1.00 81.20 ATOM 115 N VAL x 18 101.513 128.556 155.017 1.00 83.29 ATOM 116 CA VAL x 18 100.301 128.477 154.212 1.00 77.96 ATOM 117 C VAL x 18 99.890 129.854 153.706 1.00 82.95 ATOM 118 O VAL x 18 99.611 130.028 152.520 1.00 82.30 ATOM 119 CB VAL x 18 99.133 127.863 154.999 1.00 85.43 ATOM 120 CG1 VAL x 18 97.809 128.268 154.371 1.00 77.23 ATOM 121 CG2 VAL x 18 99.264 126.349 155.040 1.00 83.89 ATOM 122 N VAL x 19 99.859 130.833 154.604 1.00 85.44 ATOM 123 CA VAL x 19 99.500 132.190 154.223 1.00 83.27 ATOM 124 C VAL x 19 100.445 132.671 153.135 1.00 83.88 ATOM 125 O VAL x 19 100.011 133.183 152.106 1.00 88.91 ATOM 126 CB VAL x 19 99.569 133.156 155.415 1.00 88.91 ATOM 127 CG1 VAL x 19 99.793 134.579 154.928 1.00 83.79 ATOM 128 CG2 VAL x 19 98.293 133.064 156.235 1.00 83.60 ATOM 129 N LEU x 20 101.741 132.500 153.366 1.00 81.94 ATOM 130 CA LEU x 20 102.740 132.900 152.390 1.00 81.64 ATOM 131 C LEU x 20 102.513 132.141 151.089 1.00 83.97 ATOM 132 O LEU x 20 102.512 132.725 150.007 1.00 94.93 ATOM 133 CB LEU x 20 104.147 132.624 152.917 1.00 82.44 ATOM 134 CG LEU x 20 105.293 132.937 151.955 1.00 94.44 ATOM 135 CD1 LEU x 20 106.618 132.997 152.697 1.00 98.92 ATOM 136 CD2 LEU x 20 105.348 131.909 150.836 1.00 93.09 ATOM 137 N GLY x 21 102.304 130.835 151.207 1.00 81.89 ATOM 138 CA GLY x 21 102.074 129.984 150.055 1.00 78.74 ATOM 139 C GLY x 21 100.791 130.299 149.314 1.00 90.94 ATOM 140 O GLY x 21 100.715 130.135 148.099 1.00 90.51 ATOM 141 N LEU x 22 99.776 130.751 150.042 1.00 85.12 ATOM 142 CA LEU x 22 98.498 131.089 149.429 1.00 88.63 ATOM 143 C LEU x 22 98.628 132.272 148.476 1.00 86.93 ATOM 144 O LEU x 22 97.972 132.314 147.436 1.00 83.71 ATOM 145 CB LEU x 22 97.453 131.391 150.500 1.00 87.26 ATOM 146 CG LEU x 22 96.152 130.602 150.367 1.00 93.14 ATOM 147 CD1 LEU x 22 95.260 131.237 149.313 1.00 94.52 ATOM 148 CD2 LEU x 22 96.449 129.152 150.018 1.00 92.26 ATOM 149 N THR x 23 99.479 133.225 148.846 1.00 80.81 ATOM 150 CA THR x 23 99.714 134.407 148.031 1.00 85.81 ATOM 151 C THR x 23 100.209 133.984 146.655 1.00 83.64 ATOM 152 O THR x 23 99.731 134.475 145.632 1.00 86.61 ATOM 153 CB THR x 23 100.745 135.341 148.690 1.00 81.83 ATOM 154 OG1 THR x 23 100.069 136.264 149.550 1.00 85.21 ATOM 155 CG2 THR x 23 101.519 136.123 147.642 1.00 81.17 ATOM 156 N PHE x 24 101.160 133.054 146.640 1.00 85.18 ATOM 157 CA PHE x 24 101.730 132.549 145.395 1.00 89.68 ATOM 158 C PHE x 24 100.641 132.057 144.456 1.00 86.37 ATOM 159 O PHE x 24 100.628 132.404 143.279 1.00 96.54 ATOM 160 CB PHE x 24 102.722 131.422 145.676 1.00 85.62 ATOM 161 CG PHE x 24 104.153 131.857 145.641 1.00 88.66 ATOM 162 CD1 PHE x 24 104.497 133.101 145.146 1.00 93.70 ATOM 163 CD2 PHE x 24 105.153 131.023 146.105 1.00 95.00 ATOM 164 CE1 PHE x 24 105.816 133.508 145.112 1.00 89.61 ATOM 165 CE2 PHE x 24 106.476 131.423 146.075 1.00 96.61 ATOM 166 CZ PHE x 24 106.808 132.667 145.577 1.00 90.66 ATOM 167 N ALA x 25 99.731 131.246 144.986 1.00 84.55 ATOM 168 CA ALA x 25 98.622 130.721 144.208 1.00 84.65 ATOM 169 C ALA x 25 97.859 131.868 143.561 1.00 87.11 ATOM 170 O ALA x 25 97.610 131.854 142.356 1.00 86.13 ATOM 171 CB ALA x 25 97.699 129.900 145.092 1.00 87.65 ATOM 172 N VAL x 26 97.499 132.863 144.366 1.00 83.87 ATOM 173 CA VAL x 26 96.780 134.026 143.870 1.00 83.71 ATOM 174 C VAL x 26 97.545 134.665 142.718 1.00 85.48 ATOM 175 O VAL x 26 96.978 134.932 141.662 1.00 81.40 ATOM 176 CB VAL x 26 96.565 135.071 144.978 1.00 87.59 ATOM 177 CG1 VAL x 26 96.381 136.454 144.374 1.00 92.76 ATOM 178 CG2 VAL x 26 95.365 134.692 145.831 1.00 85.28 ATOM 179 N LEU x 27 98.836 134.898 142.920 1.00 81.62 ATOM 180 CA LEU x 27 99.659 135.490 141.878 1.00 81.56 ATOM 181 C LEU x 27 99.711 134.551 140.681 1.00 86.14 ATOM 182 O LEU x 27 99.475 134.962 139.547 1.00 91.62 ATOM 183 CB LEU x 27 101.070 135.759 142.395 1.00 74.36 ATOM 184 CG LEU x 27 101.165 136.682 143.607 1.00 80.86 ATOM 185 CD1 LEU x 27 102.615 137.030 143.899 1.00 75.88 ATOM 186 CD2 LEU x 27 100.347 137.941 143.376 1.00 78.56 ATOM 187 N ILE x 28 100.014 133.285 140.944 1.00 80.08 ATOM 188 CA ILE x 28 100.095 132.288 139.886 1.00 84.13 ATOM 189 C ILE x 28 98.797 132.242 139.092 1.00 83.60 ATOM 190 O ILE x 28 98.813 132.284 137.864 1.00 89.94 ATOM 191 CB ILE x 28 100.400 130.887 140.449 1.00 83.41 ATOM 192 CG1 ILE x 28 101.904 130.728 140.690 1.00 82.00 ATOM 193 CG2 ILE x 28 99.883 129.807 139.513 1.00 79.37 ATOM 194 CD1 ILE x 28 102.556 129.650 139.849 1.00 84.90 ATOM 195 N ALA x 29 97.674 132.170 139.795 1.00 87.30 ATOM 196 CA ALA x 29 96.380 132.119 139.132 1.00 88.14 ATOM 197 C ALA x 29 96.122 133.381 138.316 1.00 86.86 ATOM 198 O ALA x 29 95.818 133.305 137.125 1.00 89.10 ATOM 199 CB ALA x 29 95.269 131.905 140.148 1.00 88.42 ATOM 200 N ILE x 30 96.249 134.535 138.968 1.00 84.80 ATOM 201 CA ILE x 30 96.019 135.829 138.329 1.00 89.09 ATOM 202 C ILE x 30 96.776 135.969 137.016 1.00 89.13 ATOM 203 O ILE x 30 96.200 136.349 135.998 1.00 92.66 ATOM 204 CB ILE x 30 96.400 136.996 139.261 1.00 93.92 ATOM 205 CG1 ILE x 30 95.272 137.272 140.257 1.00 99.20 ATOM 206 CG2 ILE x 30 96.710 138.249 138.457 1.00 90.78 ATOM 207 CD1 ILE x 30 94.281 136.138 140.382 1.00105.05 ATOM 208 N SER x 31 98.065 135.654 137.043 1.00 84.28 ATOM 209 CA SER x 31 98.888 135.744 135.848 1.00 79.23 ATOM 210 C SER x 31 98.288 134.899 134.735 1.00 83.93 ATOM 211 O SER x 31 98.141 135.365 133.607 1.00 85.69 ATOM 212 CB SER x 31 100.312 135.282 136.144 1.00 74.76 ATOM 213 OG SER x 31 100.308 134.131 136.968 1.00 81.88 ATOM 214 N GLN x 32 97.941 133.656 135.057 1.00 87.38 ATOM 215 CA GLN x 32 97.347 132.756 134.078 1.00 86.54 ATOM 216 C GLN x 32 96.102 133.394 133.482 1.00 93.93 ATOM 217 O GLN x 32 95.839 133.269 132.288 1.00100.46 ATOM 218 CB GLN x 32 96.999 131.414 134.719 1.00 83.44 ATOM 219 CG GLN x 32 98.045 130.335 134.498 1.00 86.40 ATOM 220 CD GLN x 32 97.435 128.955 134.356 1.00 94.46 ATOM 221 OE1 GLN x 32 96.217 128.810 134.264 1.00103.94 ATOM 222 NE2 GLN x 32 98.280 127.933 134.338 1.00 92.87 ATOM 223 N ILE x 33 95.344 134.090 134.325 1.00103.14 ATOM 224 CA ILE x 33 94.126 134.764 133.892 1.00103.12 ATOM 225 C ILE x 33 94.376 135.818 132.816 1.00102.72 ATOM 226 O ILE x 33 93.682 135.855 131.803 1.00104.49 ATOM 227 CB ILE x 33 93.405 135.423 135.080 1.00103.18 ATOM 228 CG1 ILE x 33 92.618 134.376 135.867 1.00104.57 ATOM 229 CG2 ILE x 33 92.484 136.532 134.601 1.00102.35 ATOM 230 CD1 ILE x 33 92.413 133.077 135.118 1.00110.37 ATOM 231 N ASP x 34 95.363 136.677 133.043 1.00104.60 ATOM 232 CA ASP x 34 95.684 137.727 132.084 1.00108.19 ATOM 233 C ASP x 34 96.889 137.373 131.217 1.00107.38 ATOM 234 O ASP x 34 97.946 137.993 131.320 1.00101.99 ATOM 235 CB ASP x 34 95.928 139.053 132.805 1.00108.93 ATOM 236 CG ASP x 34 96.404 140.146 131.869 1.00110.60 ATOM 237 OD1 ASP x 34 96.319 139.952 130.638 1.00112.84 ATOM 238 OD2 ASP x 34 96.861 141.198 132.364 1.00109.38 ATOM 239 N LYS x 35 96.714 136.358 130.380 1.00111.46 ATOM 240 CA LYS x 35 97.765 135.903 129.488 1.00116.62 ATOM 241 C LYS x 35 97.731 136.714 128.204 1.00123.28 ATOM 242 O LYS x 35 96.771 136.636 127.439 1.00125.24 ATOM 243 CB LYS x 35 97.574 134.423 129.168 1.00114.90 ATOM 244 CG LYS x 35 96.213 134.095 128.577 1.00112.00 ATOM 245 CD LYS x 35 95.101 134.304 129.592 1.00123.14 ATOM 246 CE LYS x 35 93.913 135.013 128.966 1.00126.40 ATOM 247 NZ LYS x 35 93.982 134.983 127.480 1.00129.07 ATOM 248 N VAL x 36 98.781 137.493 127.970 1.00122.74 ATOM 249 CA VAL x 36 98.864 138.323 126.775 1.00120.88 ATOM 250 C VAL x 36 99.251 137.503 125.551 1.00131.93 ATOM 251 O VAL x 36 99.300 138.022 124.437 1.00136.31 ATOM 252 CB VAL x 36 99.875 139.469 126.955 1.00120.67 ATOM 253 CG1 VAL x 36 101.203 139.109 126.309 1.00118.24 ATOM 254 CG2 VAL x 36 99.321 140.759 126.372 1.00120.63 TER