HEADER PHOTOSYNTHESIS 19-MAR-15 4YUU TITLE Crystal structure of oxygen-evolving photosystem II from a red alga COMPND MOL_ID: 8; COMPND 2 MOLECULE: Photosystem II reaction center protein I; COMPND 3 CHAIN: I1, i1, I2, i2; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.77 ANGSTORMS DBREF 4YUU I 1 38 UNP O19882 PSBI_CYACA 1 38 SEQRES 1 I2 35 MET PHE THR LEU LYS ILE PHE VAL TYR SER CYS VAL ALA SEQRES 2 I2 35 PHE PHE CYS SER LEU PHE ILE PHE GLY PHE LEU SER ASN SEQRES 3 I2 35 ASP PRO SER ARG ASN PRO ASN ARG LYS ATOM 1 N MET I 1 241.295 82.695 16.267 1.00106.40 ATOM 2 CA MET I 1 240.133 82.937 15.417 1.00 98.07 ATOM 3 C MET I 1 239.033 81.915 15.666 1.00 97.05 ATOM 4 O MET I 1 237.850 82.242 15.601 1.00100.68 ATOM 5 CB MET I 1 240.533 82.925 13.941 1.00 94.97 ATOM 6 CG MET I 1 241.210 84.201 13.476 1.00 95.86 ATOM 7 SD MET I 1 240.173 85.648 13.765 1.00103.81 ATOM 8 CE MET I 1 241.194 86.944 13.073 1.00 93.79 ATOM 9 N PHE I 2 239.422 80.677 15.949 1.00 96.38 ATOM 10 CA PHE I 2 238.444 79.636 16.228 1.00104.22 ATOM 11 C PHE I 2 237.803 79.854 17.591 1.00103.78 ATOM 12 O PHE I 2 236.601 79.644 17.761 1.00103.98 ATOM 13 CB PHE I 2 239.081 78.248 16.164 1.00106.15 ATOM 14 CG PHE I 2 238.127 77.135 16.491 1.00111.55 ATOM 15 CD1 PHE I 2 237.159 76.746 15.578 1.00108.48 ATOM 16 CD2 PHE I 2 238.191 76.483 17.713 1.00112.42 ATOM 17 CE1 PHE I 2 236.275 75.727 15.876 1.00116.09 ATOM 18 CE2 PHE I 2 237.309 75.461 18.017 1.00118.36 ATOM 19 CZ PHE I 2 236.349 75.083 17.097 1.00121.06 ATOM 20 N THR I 3 238.610 80.273 18.561 1.00 98.98 ATOM 21 CA THR I 3 238.110 80.537 19.904 1.00 98.50 ATOM 22 C THR I 3 237.109 81.686 19.885 1.00102.74 ATOM 23 O THR I 3 236.119 81.668 20.618 1.00106.06 ATOM 24 CB THR I 3 239.253 80.867 20.881 1.00108.22 ATOM 25 OG1 THR I 3 240.014 81.970 20.376 1.00117.81 ATOM 26 CG2 THR I 3 240.168 79.666 21.055 1.00102.79 ATOM 27 N LEU I 4 237.369 82.678 19.038 1.00102.52 ATOM 28 CA LEU I 4 236.444 83.792 18.857 1.00100.62 ATOM 29 C LEU I 4 235.111 83.291 18.313 1.00 97.93 ATOM 30 O LEU I 4 234.042 83.706 18.770 1.00101.10 ATOM 31 CB LEU I 4 237.039 84.842 17.916 1.00 94.18 ATOM 32 CG LEU I 4 236.124 86.021 17.574 1.00 95.01 ATOM 33 CD1 LEU I 4 235.773 86.814 18.823 1.00 97.62 ATOM 34 CD2 LEU I 4 236.765 86.917 16.527 1.00 93.26 ATOM 35 N LYS I 5 235.187 82.388 17.339 1.00 94.22 ATOM 36 CA LYS I 5 233.995 81.781 16.758 1.00 99.74 ATOM 37 C LYS I 5 233.205 81.021 17.819 1.00 97.99 ATOM 38 O LYS I 5 231.983 81.114 17.874 1.00 95.27 ATOM 39 CB LYS I 5 234.374 80.846 15.607 1.00 97.13 ATOM 40 N ILE I 6 233.915 80.276 18.661 1.00 96.10 ATOM 41 CA ILE I 6 233.293 79.542 19.757 1.00 98.60 ATOM 42 C ILE I 6 232.574 80.490 20.716 1.00104.18 ATOM 43 O ILE I 6 231.435 80.239 21.120 1.00105.53 ATOM 44 CB ILE I 6 234.334 78.716 20.539 1.00105.13 ATOM 45 CG1 ILE I 6 234.860 77.569 19.676 1.00107.93 ATOM 46 CG2 ILE I 6 233.735 78.167 21.815 1.00107.09 ATOM 47 CD1 ILE I 6 233.804 76.551 19.308 1.00108.34 ATOM 48 N PHE I 7 233.249 81.581 21.065 1.00102.97 ATOM 49 CA PHE I 7 232.688 82.604 21.942 1.00100.94 ATOM 50 C PHE I 7 231.387 83.169 21.372 1.00 99.16 ATOM 51 O PHE I 7 230.337 83.136 22.028 1.00103.18 ATOM 52 CB PHE I 7 233.705 83.729 22.152 1.00 96.15 ATOM 53 CG PHE I 7 233.339 84.692 23.247 1.00 99.48 ATOM 54 CD1 PHE I 7 232.433 84.338 24.234 1.00104.94 ATOM 55 CD2 PHE I 7 233.901 85.958 23.284 1.00100.45 ATOM 56 CE1 PHE I 7 232.098 85.227 25.238 1.00106.01 ATOM 57 CE2 PHE I 7 233.570 86.851 24.285 1.00106.49 ATOM 58 CZ PHE I 7 232.667 86.486 25.264 1.00107.65 ATOM 59 N VAL I 8 231.466 83.681 20.146 1.00 90.45 ATOM 60 CA VAL I 8 230.314 84.295 19.493 1.00 90.34 ATOM 61 C VAL I 8 229.163 83.304 19.345 1.00 97.06 ATOM 62 O VAL I 8 228.001 83.656 19.548 1.00 96.46 ATOM 63 CB VAL I 8 230.687 84.852 18.104 1.00 90.21 ATOM 64 N TYR I 9 229.492 82.063 18.999 1.00 98.29 ATOM 65 CA TYR I 9 228.488 81.011 18.888 1.00 99.52 ATOM 66 C TYR I 9 227.792 80.782 20.225 1.00 94.46 ATOM 67 O TYR I 9 226.570 80.641 20.281 1.00 87.35 ATOM 68 CB TYR I 9 229.122 79.711 18.391 1.00100.02 ATOM 69 CG TYR I 9 229.007 79.504 16.896 1.00100.54 ATOM 70 CD1 TYR I 9 229.708 80.306 16.007 1.00 99.29 ATOM 71 CD2 TYR I 9 228.199 78.502 16.376 1.00100.19 ATOM 72 CE1 TYR I 9 229.606 80.119 14.643 1.00100.76 ATOM 73 CE2 TYR I 9 228.093 78.306 15.015 1.00101.93 ATOM 74 CZ TYR I 9 228.796 79.117 14.153 1.00102.15 ATOM 75 OH TYR I 9 228.686 78.922 12.797 1.00107.96 ATOM 76 N SER I 10 228.580 80.755 21.296 1.00 97.76 ATOM 77 CA SER I 10 228.045 80.594 22.642 1.00 92.71 ATOM 78 C SER I 10 227.067 81.713 22.979 1.00 95.01 ATOM 79 O SER I 10 225.955 81.455 23.446 1.00 99.41 ATOM 80 CB SER I 10 229.175 80.555 23.674 1.00 96.64 ATOM 81 OG SER I 10 230.007 79.425 23.482 1.00101.23 ATOM 82 N CYS I 11 227.482 82.954 22.732 1.00 95.59 ATOM 83 CA CYS I 11 226.623 84.108 22.994 1.00 95.46 ATOM 84 C CYS I 11 225.314 84.034 22.206 1.00 96.83 ATOM 85 O CYS I 11 224.223 84.179 22.777 1.00 97.18 ATOM 86 CB CYS I 11 227.358 85.413 22.670 1.00 86.26 ATOM 87 SG CYS I 11 228.548 85.936 23.931 1.00 99.33 ATOM 88 N VAL I 12 225.427 83.798 20.902 1.00 92.36 ATOM 89 CA VAL I 12 224.256 83.739 20.031 1.00 93.69 ATOM 90 C VAL I 12 223.284 82.641 20.461 1.00 96.91 ATOM 91 O VAL I 12 222.082 82.883 20.577 1.00 88.99 ATOM 92 CB VAL I 12 224.656 83.512 18.557 1.00 91.70 ATOM 93 CG1 VAL I 12 223.421 83.283 17.704 1.00 88.07 ATOM 94 CG2 VAL I 12 225.441 84.701 18.033 1.00 89.07 ATOM 95 N ALA I 13 223.807 81.442 20.707 1.00 98.75 ATOM 96 CA ALA I 13 222.984 80.328 21.167 1.00 94.18 ATOM 97 C ALA I 13 222.298 80.666 22.488 1.00 94.92 ATOM 98 O ALA I 13 221.126 80.347 22.690 1.00 95.33 ATOM 99 CB ALA I 13 223.825 79.067 21.312 1.00 97.12 ATOM 100 N PHE I 14 223.038 81.323 23.377 1.00 93.82 ATOM 101 CA PHE I 14 222.521 81.732 24.681 1.00 92.73 ATOM 102 C PHE I 14 221.313 82.660 24.554 1.00 92.82 ATOM 103 O PHE I 14 220.215 82.345 25.034 1.00 92.91 ATOM 104 CB PHE I 14 223.631 82.414 25.486 1.00 92.61 ATOM 105 CG PHE I 14 223.201 82.888 26.845 1.00 91.50 ATOM 106 CD1 PHE I 14 222.989 81.986 27.874 1.00 92.97 ATOM 107 CD2 PHE I 14 223.036 84.239 27.101 1.00 88.08 ATOM 108 CE1 PHE I 14 222.603 82.421 29.128 1.00 87.75 ATOM 109 CE2 PHE I 14 222.653 84.680 28.353 1.00 86.09 ATOM 110 CZ PHE I 14 222.435 83.770 29.367 1.00 85.07 ATOM 111 N PHE I 15 221.515 83.799 23.899 1.00 92.72 ATOM 112 CA PHE I 15 220.448 84.791 23.781 1.00 88.54 ATOM 113 C PHE I 15 219.281 84.295 22.929 1.00 82.69 ATOM 114 O PHE I 15 218.129 84.653 23.179 1.00 86.08 ATOM 115 CB PHE I 15 220.996 86.099 23.214 1.00 89.01 ATOM 116 CG PHE I 15 221.894 86.842 24.165 1.00 88.27 ATOM 117 CD1 PHE I 15 221.361 87.546 25.232 1.00 87.76 ATOM 118 CD2 PHE I 15 223.268 86.843 23.989 1.00 89.65 ATOM 119 CE1 PHE I 15 222.183 88.232 26.108 1.00 87.96 ATOM 120 CE2 PHE I 15 224.094 87.528 24.862 1.00 89.58 ATOM 121 CZ PHE I 15 223.550 88.223 25.923 1.00 88.55 ATOM 122 N CYS I 16 219.577 83.470 21.930 1.00 88.26 ATOM 123 CA CYS I 16 218.529 82.895 21.090 1.00 90.34 ATOM 124 C CYS I 16 217.667 81.927 21.892 1.00 85.96 ATOM 125 O CYS I 16 216.444 81.919 21.765 1.00 81.25 ATOM 126 CB CYS I 16 219.130 82.182 19.878 1.00 88.67 ATOM 127 N SER I 17 218.317 81.112 22.718 1.00 89.78 ATOM 128 CA SER I 17 217.607 80.179 23.583 1.00 93.06 ATOM 129 C SER I 17 216.726 80.934 24.573 1.00 94.09 ATOM 130 O SER I 17 215.563 80.574 24.781 1.00 90.04 ATOM 131 CB SER I 17 218.590 79.276 24.332 1.00 88.11 ATOM 132 N LEU I 18 217.284 81.982 25.177 1.00 94.98 ATOM 133 CA LEU I 18 216.516 82.813 26.100 1.00 87.43 ATOM 134 C LEU I 18 215.306 83.430 25.406 1.00 87.82 ATOM 135 O LEU I 18 214.225 83.509 25.987 1.00 93.61 ATOM 136 CB LEU I 18 217.389 83.915 26.703 1.00 87.57 ATOM 137 CG LEU I 18 218.463 83.474 27.698 1.00 93.08 ATOM 138 CD1 LEU I 18 219.097 84.682 28.368 1.00 90.38 ATOM 139 CD2 LEU I 18 217.884 82.523 28.736 1.00 89.20 ATOM 140 N PHE I 19 215.493 83.859 24.161 1.00 85.45 ATOM 141 CA PHE I 19 214.405 84.438 23.379 1.00 83.58 ATOM 142 C PHE I 19 213.295 83.418 23.131 1.00 87.48 ATOM 143 O PHE I 19 212.133 83.647 23.482 1.00 87.14 ATOM 144 CB PHE I 19 214.937 84.976 22.047 1.00 85.31 ATOM 145 CG PHE I 19 213.874 85.560 21.155 1.00 83.98 ATOM 146 CD1 PHE I 19 213.364 86.827 21.398 1.00 79.97 ATOM 147 CD2 PHE I 19 213.395 84.850 20.066 1.00 75.59 ATOM 148 CE1 PHE I 19 212.394 87.370 20.578 1.00 74.38 ATOM 149 CE2 PHE I 19 212.423 85.388 19.243 1.00 79.28 ATOM 150 CZ PHE I 19 211.922 86.649 19.500 1.00 79.31 ATOM 151 N ILE I 20 213.668 82.291 22.532 1.00 89.12 ATOM 152 CA ILE I 20 212.711 81.255 22.160 1.00 89.36 ATOM 153 C ILE I 20 211.965 80.689 23.363 1.00 89.75 ATOM 154 O ILE I 20 210.737 80.745 23.421 1.00 89.51 ATOM 155 CB ILE I 20 213.402 80.099 21.416 1.00 88.87 ATOM 156 CG1 ILE I 20 213.968 80.592 20.083 1.00 86.12 ATOM 157 CG2 ILE I 20 212.425 78.956 21.188 1.00 91.80 ATOM 158 CD1 ILE I 20 214.603 79.503 19.248 1.00 84.93 ATOM 159 N PHE I 21 212.707 80.150 24.323 1.00 92.88 ATOM 160 CA PHE I 21 212.092 79.545 25.501 1.00 97.25 ATOM 161 C PHE I 21 211.409 80.597 26.370 1.00 94.48 ATOM 162 O PHE I 21 210.494 80.287 27.131 1.00 95.18 ATOM 163 CB PHE I 21 213.132 78.776 26.318 1.00 94.46 ATOM 164 N GLY I 22 211.857 81.841 26.248 1.00 92.41 ATOM 165 CA GLY I 22 211.242 82.941 26.966 1.00 94.28 ATOM 166 C GLY I 22 209.856 83.253 26.437 1.00 94.21 ATOM 167 O GLY I 22 208.915 83.436 27.209 1.00 97.47 ATOM 168 N PHE I 23 209.725 83.306 25.116 1.00 86.93 ATOM 169 CA PHE I 23 208.440 83.613 24.494 1.00 92.60 ATOM 170 C PHE I 23 207.484 82.420 24.521 1.00100.75 ATOM 171 O PHE I 23 206.321 82.540 24.135 1.00 97.93 ATOM 172 CB PHE I 23 208.647 84.089 23.055 1.00 97.02 ATOM 173 CG PHE I 23 208.430 85.564 22.867 1.00 93.53 ATOM 174 CD1 PHE I 23 207.429 86.223 23.562 1.00 90.33 ATOM 175 CD2 PHE I 23 209.230 86.291 22.000 1.00 85.37 ATOM 176 CE1 PHE I 23 207.226 87.579 23.391 1.00 88.38 ATOM 177 CE2 PHE I 23 209.032 87.648 21.827 1.00 83.83 ATOM 178 CZ PHE I 23 208.028 88.292 22.525 1.00 88.02 ATOM 179 N LEU I 24 207.980 81.273 24.975 1.00 99.74 ATOM 180 CA LEU I 24 207.156 80.075 25.100 1.00 99.14 ATOM 181 C LEU I 24 206.530 79.968 26.487 1.00101.18 ATOM 182 O LEU I 24 205.651 79.137 26.719 1.00105.98 ATOM 183 CB LEU I 24 207.983 78.819 24.807 1.00 95.77 ATOM 184 CG LEU I 24 208.213 78.445 23.342 1.00 99.35 ATOM 185 CD1 LEU I 24 209.152 77.253 23.241 1.00101.92 ATOM 186 CD2 LEU I 24 206.893 78.143 22.653 1.00 94.20 ATOM 187 N SER I 25 206.984 80.816 27.403 1.00100.20 ATOM 188 CA SER I 25 206.558 80.746 28.798 1.00 97.66 ATOM 189 C SER I 25 205.238 81.477 29.048 1.00 99.51 ATOM 190 O SER I 25 205.164 82.357 29.909 1.00100.31 ATOM 191 CB SER I 25 207.647 81.317 29.709 1.00 93.71 ATOM 192 OG SER I 25 208.854 80.579 29.591 1.00 92.44 ATOM 193 N ASN I 26 204.206 81.094 28.300 1.00 99.31 ATOM 194 CA ASN I 26 202.870 81.675 28.429 1.00101.05 ATOM 195 C ASN I 26 202.882 83.199 28.350 1.00 96.76 ATOM 196 O ASN I 26 202.441 83.884 29.270 1.00101.18 ATOM 197 CB ASN I 26 202.215 81.225 29.741 1.00101.03 ATOM 198 CG ASN I 26 200.700 81.349 29.710 1.00 97.59 ATOM 199 OD1 ASN I 26 200.143 82.100 28.909 1.00 94.46 ATOM 200 ND2 ASN I 26 200.027 80.612 30.585 1.00 97.06 ATOM 201 N ASP I 27 203.392 83.720 27.241 1.00 94.30 ATOM 202 CA ASP I 27 203.462 85.160 27.030 1.00 93.51 ATOM 203 C ASP I 27 202.100 85.875 26.938 1.00 89.87 ATOM 204 O ASP I 27 201.985 87.012 27.396 1.00 90.32 ATOM 205 CB ASP I 27 204.277 85.465 25.771 1.00 98.41 ATOM 206 CG ASP I 27 204.639 86.931 25.658 1.00 94.64 ATOM 207 OD1 ASP I 27 205.610 87.351 26.325 1.00 94.60 ATOM 208 OD2 ASP I 27 203.957 87.659 24.904 1.00 80.86 ATOM 209 N PRO I 28 201.072 85.238 26.336 1.00 89.62 ATOM 210 CA PRO I 28 199.781 85.943 26.323 1.00 89.48 ATOM 211 C PRO I 28 199.219 86.247 27.712 1.00 86.92 ATOM 212 O PRO I 28 198.411 87.165 27.851 1.00 82.10 ATOM 213 CB PRO I 28 198.865 84.972 25.577 1.00 86.69 ATOM 214 CG PRO I 28 199.774 84.230 24.678 1.00 93.64 ATOM 215 CD PRO I 28 201.042 84.049 25.462 1.00 92.30 ATOM 216 N SER I 29 199.643 85.493 28.721 1.00 84.24 ATOM 217 CA SER I 29 199.185 85.726 30.086 1.00 90.75 ATOM 218 C SER I 29 199.854 86.957 30.696 1.00 94.41 ATOM 219 O SER I 29 199.402 87.478 31.716 1.00 96.38 ATOM 220 CB SER I 29 199.448 84.498 30.960 1.00 94.97 ATOM 221 OG SER I 29 200.833 84.226 31.060 1.00 99.00 ATOM 222 N ARG I 30 200.932 87.417 30.069 1.00 92.13 ATOM 223 CA ARG I 30 201.647 88.596 30.544 1.00 90.90 ATOM 224 C ARG I 30 200.954 89.872 30.075 1.00 90.86 ATOM 225 O ARG I 30 201.498 90.617 29.261 1.00 91.14 ATOM 226 CB ARG I 30 203.097 88.589 30.054 1.00 92.79 ATOM 227 CG ARG I 30 203.771 87.227 30.083 1.00 92.13 ATOM 228 CD ARG I 30 204.564 87.000 31.358 1.00 91.00 ATOM 229 NE ARG I 30 205.190 85.682 31.363 1.00 93.18 ATOM 230 CZ ARG I 30 205.944 85.211 32.352 1.00 91.00 ATOM 231 NH1 ARG I 30 206.467 83.995 32.265 1.00 90.25 ATOM 232 NH2 ARG I 30 206.174 85.951 33.427 1.00 87.78 ATOM 233 N ASN I 31 199.751 90.119 30.582 1.00 89.25 ATOM 234 CA ASN I 31 199.009 91.325 30.233 1.00 85.65 ATOM 235 C ASN I 31 198.263 91.868 31.452 1.00 87.30 ATOM 236 O ASN I 31 197.969 91.117 32.381 1.00 88.06 ATOM 237 CB ASN I 31 198.045 91.041 29.076 1.00 87.39 ATOM 238 CG ASN I 31 196.934 90.092 29.460 1.00 90.72 ATOM 239 OD1 ASN I 31 195.843 90.518 29.841 1.00 89.90 ATOM 240 ND2 ASN I 31 197.200 88.795 29.356 1.00 91.04 ATOM 241 N PRO I 32 197.966 93.179 31.461 1.00 86.53 ATOM 242 CA PRO I 32 197.356 93.818 32.635 1.00 91.10 ATOM 243 C PRO I 32 195.927 93.368 32.951 1.00 92.87 ATOM 244 O PRO I 32 195.419 93.702 34.021 1.00 93.81 ATOM 245 CB PRO I 32 197.370 95.306 32.265 1.00 90.20 ATOM 246 CG PRO I 32 197.391 95.323 30.781 1.00 85.09 ATOM 247 CD PRO I 32 198.245 94.159 30.396 1.00 83.36 ATOM 248 N ASN I 33 195.284 92.637 32.048 1.00 91.71 ATOM 249 CA ASN I 33 193.925 92.170 32.301 1.00 93.19 ATOM 250 C ASN I 33 193.897 90.784 32.940 1.00 94.09 ATOM 251 O ASN I 33 192.840 90.164 33.050 1.00 97.65 ATOM 252 CB ASN I 33 193.109 92.169 31.006 1.00 86.93 ATOM 253 CG ASN I 33 192.609 93.551 30.635 1.00 86.50 ATOM 254 OD1 ASN I 33 193.026 94.551 31.220 1.00 94.37 ATOM 255 ND2 ASN I 33 191.711 93.615 29.659 1.00 74.56 ATOM 256 N ARG I 34 195.060 90.309 33.372 1.00 96.37 ATOM 257 CA ARG I 34 195.159 89.008 34.021 1.00100.78 ATOM 258 C ARG I 34 195.055 89.137 35.539 1.00108.52 ATOM 259 O ARG I 34 195.885 88.603 36.275 1.00113.37 ATOM 260 CB ARG I 34 196.470 88.315 33.638 1.00 92.17 ATOM 261 N LYS I 35 194.033 89.849 36.002 1.00109.30 ATOM 262 CA LYS I 35 193.810 90.031 37.432 1.00104.43 ATOM 263 C LYS I 35 192.364 89.721 37.796 1.00108.95 ATOM 264 O LYS I 35 191.672 89.007 37.069 1.00107.89 ATOM 265 CB LYS I 35 194.168 91.458 37.856 1.00 96.81 TER