HEADER PHOTOSYNTHESIS/ELECTRON TRANSPORT 31-DEC-69 5ZF0 TITLE X-ray Structure of the Electron Transfer Complex between Ferredoxin TITLE 2 and Photosystem I COMPND MOL_ID: 9; COMPND 2 MOLECULE: Photosystem I reaction center subunit PsaK; COMPND 3 CHAIN: K1, K2, K3, K4, K6, K5; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 4.20 ANGSTORMS REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 ALA K 33 REMARK 465 PRO K 44 REMARK 465 ILE K 45 REMARK 465 ALA K 46 REMARK 465 LEU K 47 REMARK 465 PRO K 48 REMARK 465 ALA K 49 REMARK 465 LEU K 50 REMARK 465 PHE K 51 REMARK 465 GLU K 52 REMARK 465 GLY K 53 REMARK 465 PHE K 54 DBREF 5ZF0 K 1 83 UNP P0A425 PSAK_THEEB 1 83 SEQRES 1 K4 58 ILE LEU CYS ASN LEU PHE ALA ILE ALA LEU GLY ARG TYR SEQRES 2 K4 58 ALA ILE GLN SER ARG GLY LYS GLY PRO GLY LEU PRO ILE SEQRES 3 K4 58 ALA LEU PRO ALA LEU PHE GLU GLY PHE GLY LEU PRO GLU SEQRES 4 K4 58 LEU LEU ALA THR THR SER PHE GLY HIS LEU LEU ALA ALA SEQRES 5 K4 58 GLY VAL VAL SER GLY LEU ATOM 1 N ILE K 20 -47.151 -95.313 375.773 1.00162.41 ATOM 2 CA ILE K 20 -47.107 -93.981 375.103 1.00165.06 ATOM 3 C ILE K 20 -46.575 -92.915 376.054 1.00168.55 ATOM 4 O ILE K 20 -45.435 -92.484 375.905 1.00168.13 ATOM 5 CB ILE K 20 -48.493 -93.567 374.563 1.00163.61 ATOM 6 N LEU K 21 -47.403 -92.532 377.029 1.00172.07 ATOM 7 CA LEU K 21 -47.049 -91.557 378.057 1.00174.69 ATOM 8 C LEU K 21 -46.320 -92.258 379.212 1.00179.19 ATOM 9 O LEU K 21 -45.607 -91.625 379.991 1.00179.69 ATOM 10 CB LEU K 21 -48.302 -90.843 378.574 1.00171.82 ATOM 11 N CYS K 22 -46.512 -93.569 379.309 1.00183.24 ATOM 12 CA CYS K 22 -45.875 -94.371 380.351 1.00182.94 ATOM 13 C CYS K 22 -44.387 -94.535 380.066 1.00182.62 ATOM 14 O CYS K 22 -43.572 -94.566 380.987 1.00186.51 ATOM 15 CB CYS K 22 -46.547 -95.744 380.458 1.00181.55 ATOM 16 N ASN K 23 -44.035 -94.644 378.790 1.00175.69 ATOM 17 CA ASN K 23 -42.633 -94.783 378.399 1.00167.93 ATOM 18 C ASN K 23 -41.849 -93.566 378.897 1.00165.88 ATOM 19 O ASN K 23 -40.750 -93.694 379.440 1.00163.62 ATOM 20 CB ASN K 23 -42.507 -94.911 376.880 1.00163.47 ATOM 21 N LEU K 24 -42.433 -92.385 378.712 1.00165.62 ATOM 22 CA LEU K 24 -41.820 -91.130 379.170 1.00167.80 ATOM 23 C LEU K 24 -41.854 -91.087 380.690 1.00168.49 ATOM 24 O LEU K 24 -40.865 -90.740 381.325 1.00165.64 ATOM 25 CB LEU K 24 -42.566 -89.920 378.601 1.00168.10 ATOM 26 N PHE K 25 -42.988 -91.461 381.274 1.00169.45 ATOM 27 CA PHE K 25 -43.130 -91.461 382.731 1.00167.90 ATOM 28 C PHE K 25 -42.243 -92.510 383.405 1.00167.17 ATOM 29 O PHE K 25 -41.952 -92.413 384.602 1.00163.74 ATOM 30 CB PHE K 25 -44.594 -91.692 383.117 1.00167.54 ATOM 31 N ALA K 26 -41.804 -93.500 382.633 1.00169.14 ATOM 32 CA ALA K 26 -40.936 -94.551 383.159 1.00168.87 ATOM 33 C ALA K 26 -39.510 -94.022 383.249 1.00168.81 ATOM 34 O ALA K 26 -38.829 -94.213 384.262 1.00166.70 ATOM 35 CB ALA K 26 -40.990 -95.789 382.282 1.00168.77 ATOM 36 N ILE K 27 -39.070 -93.353 382.186 1.00167.61 ATOM 37 CA ILE K 27 -37.727 -92.764 382.145 1.00167.06 ATOM 38 C ILE K 27 -37.576 -91.762 383.284 1.00170.32 ATOM 39 O ILE K 27 -36.523 -91.686 383.923 1.00170.15 ATOM 40 CB ILE K 27 -37.455 -92.055 380.803 1.00161.86 ATOM 41 N ALA K 28 -38.635 -91.000 383.542 1.00174.69 ATOM 42 CA ALA K 28 -38.625 -90.004 384.618 1.00177.96 ATOM 43 C ALA K 28 -38.448 -90.669 385.977 1.00181.46 ATOM 44 O ALA K 28 -37.726 -90.157 386.836 1.00181.03 ATOM 45 CB ALA K 28 -39.903 -89.190 384.581 1.00176.78 ATOM 46 N LEU K 29 -39.117 -91.804 386.172 1.00182.13 ATOM 47 CA LEU K 29 -39.007 -92.544 387.427 1.00179.42 ATOM 48 C LEU K 29 -37.541 -92.915 387.617 1.00179.20 ATOM 49 O LEU K 29 -37.023 -92.908 388.737 1.00180.04 ATOM 50 CB LEU K 29 -39.869 -93.805 387.400 1.00176.29 ATOM 51 N GLY K 30 -36.868 -93.209 386.505 1.00176.70 ATOM 52 CA GLY K 30 -35.450 -93.581 386.522 1.00173.78 ATOM 53 C GLY K 30 -34.535 -92.374 386.658 1.00174.83 ATOM 54 O GLY K 30 -33.482 -92.457 387.304 1.00176.30 ATOM 55 N ARG K 31 -34.937 -91.258 386.047 1.00175.93 ATOM 56 CA ARG K 31 -34.157 -90.014 386.077 1.00176.20 ATOM 57 C ARG K 31 -33.748 -89.568 387.480 1.00177.86 ATOM 58 O ARG K 31 -32.799 -88.804 387.626 1.00176.19 ATOM 59 CB ARG K 31 -34.920 -88.879 385.386 1.00175.97 ATOM 60 N TYR K 32 -34.455 -90.035 388.505 1.00178.11 ATOM 61 CA TYR K 32 -34.115 -89.690 389.889 1.00174.18 ATOM 62 C TYR K 32 -33.835 -90.950 390.696 1.00172.48 ATOM 63 O TYR K 32 -32.691 -91.230 391.054 1.00171.40 ATOM 64 CB TYR K 32 -35.263 -88.913 390.538 1.00171.90 ATOM 65 N ILE K 34 -31.223 -91.280 389.230 1.00169.78 ATOM 66 CA ILE K 34 -29.887 -90.782 389.587 1.00167.09 ATOM 67 C ILE K 34 -29.909 -89.333 390.037 1.00168.14 ATOM 68 O ILE K 34 -29.095 -88.916 390.865 1.00171.57 ATOM 69 CB ILE K 34 -28.906 -90.916 388.404 1.00162.76 ATOM 70 N GLN K 35 -30.823 -88.551 389.482 1.00168.42 ATOM 71 CA GLN K 35 -30.819 -87.120 389.746 1.00171.17 ATOM 72 C GLN K 35 -31.711 -86.503 390.862 1.00173.26 ATOM 73 O GLN K 35 -32.701 -85.846 390.549 1.00176.46 ATOM 74 CB GLN K 35 -31.119 -86.391 388.429 1.00172.52 ATOM 75 N SER K 36 -31.331 -86.672 392.122 1.00174.62 ATOM 76 CA SER K 36 -32.087 -86.074 393.222 1.00174.80 ATOM 77 C SER K 36 -31.241 -85.864 394.476 1.00178.42 ATOM 78 O SER K 36 -31.374 -86.590 395.456 1.00179.40 ATOM 79 CB SER K 36 -33.308 -86.943 393.551 1.00169.10 ATOM 80 N ARG K 37 -30.386 -84.844 394.414 1.00179.79 ATOM 81 CA ARG K 37 -29.459 -84.477 395.493 1.00178.59 ATOM 82 C ARG K 37 -29.969 -84.652 396.951 1.00181.81 ATOM 83 O ARG K 37 -29.274 -85.234 397.784 1.00180.98 ATOM 84 CB ARG K 37 -28.971 -83.034 395.297 1.00174.92 ATOM 85 N GLY K 38 -31.170 -84.161 397.260 1.00184.27 ATOM 86 CA GLY K 38 -31.737 -84.286 398.605 1.00182.30 ATOM 87 C GLY K 38 -32.912 -85.247 398.691 1.00180.76 ATOM 88 O GLY K 38 -34.055 -84.850 398.428 1.00179.57 ATOM 89 N LYS K 39 -32.634 -86.499 399.047 1.00178.16 ATOM 90 CA LYS K 39 -33.659 -87.536 399.131 1.00177.99 ATOM 91 C LYS K 39 -34.149 -87.728 400.583 1.00182.55 ATOM 92 O LYS K 39 -33.648 -87.051 401.489 1.00187.76 ATOM 93 CB LYS K 39 -33.112 -88.860 398.594 1.00172.37 ATOM 94 N GLY K 40 -35.091 -88.644 400.773 1.00183.49 ATOM 95 CA GLY K 40 -35.601 -88.997 402.104 1.00183.43 ATOM 96 C GLY K 40 -36.781 -88.112 402.464 1.00185.16 ATOM 97 O GLY K 40 -37.861 -88.305 401.943 1.00185.59 ATOM 98 N PRO K 41 -36.567 -87.125 403.352 1.00184.14 ATOM 99 CA PRO K 41 -37.667 -86.271 403.812 1.00181.29 ATOM 100 C PRO K 41 -39.009 -86.993 403.671 1.00181.39 ATOM 101 O PRO K 41 -39.704 -86.809 402.685 1.00180.61 ATOM 102 CB PRO K 41 -37.582 -85.053 402.884 1.00177.92 ATOM 103 N GLY K 42 -39.315 -87.826 404.660 1.00181.01 ATOM 104 CA GLY K 42 -40.529 -88.633 404.766 1.00179.34 ATOM 105 C GLY K 42 -41.651 -88.546 403.727 1.00179.02 ATOM 106 O GLY K 42 -42.056 -87.463 403.300 1.00178.27 ATOM 107 N LEU K 43 -42.206 -89.717 403.398 1.00178.95 ATOM 108 CA LEU K 43 -43.332 -89.833 402.442 1.00175.86 ATOM 109 C LEU K 43 -44.568 -89.077 402.928 1.00174.29 ATOM 110 O LEU K 43 -44.468 -88.004 403.519 1.00172.76 ATOM 111 CB LEU K 43 -43.712 -91.299 402.232 1.00174.40 ATOM 112 N GLY K 55 -37.061 -93.962 397.728 1.00179.45 ATOM 113 CA GLY K 55 -38.059 -93.122 397.073 1.00178.53 ATOM 114 C GLY K 55 -39.389 -93.134 397.815 1.00178.20 ATOM 115 O GLY K 55 -39.970 -94.203 398.019 1.00177.35 ATOM 116 N LEU K 56 -39.859 -91.949 398.216 1.00177.98 ATOM 117 CA LEU K 56 -41.116 -91.790 398.953 1.00178.18 ATOM 118 C LEU K 56 -42.157 -91.036 398.107 1.00179.74 ATOM 119 O LEU K 56 -42.014 -90.945 396.882 1.00178.72 ATOM 120 CB LEU K 56 -40.852 -91.055 400.270 1.00176.19 ATOM 121 N PRO K 57 -43.202 -90.507 398.756 1.00181.33 ATOM 122 CA PRO K 57 -44.226 -89.745 398.042 1.00180.46 ATOM 123 C PRO K 57 -43.559 -88.548 397.410 1.00181.54 ATOM 124 O PRO K 57 -43.884 -88.154 396.290 1.00180.85 ATOM 125 CB PRO K 57 -45.192 -89.318 399.151 1.00178.21 ATOM 126 N GLU K 58 -42.612 -87.980 398.153 1.00181.52 ATOM 127 CA GLU K 58 -41.841 -86.828 397.701 1.00178.82 ATOM 128 C GLU K 58 -41.090 -87.186 396.414 1.00179.61 ATOM 129 O GLU K 58 -41.270 -86.540 395.380 1.00179.46 ATOM 130 CB GLU K 58 -40.860 -86.376 398.788 1.00177.45 ATOM 131 N LEU K 59 -40.267 -88.228 396.477 1.00179.40 ATOM 132 CA LEU K 59 -39.503 -88.674 395.309 1.00177.08 ATOM 133 C LEU K 59 -40.411 -89.211 394.185 1.00176.76 ATOM 134 O LEU K 59 -39.940 -89.468 393.078 1.00178.18 ATOM 135 CB LEU K 59 -38.497 -89.757 395.712 1.00172.94 ATOM 136 N LEU K 60 -41.702 -89.376 394.470 1.00175.44 ATOM 137 CA LEU K 60 -42.663 -89.863 393.471 1.00173.14 ATOM 138 C LEU K 60 -43.056 -88.723 392.532 1.00176.43 ATOM 139 O LEU K 60 -44.030 -88.821 391.787 1.00174.92 ATOM 140 CB LEU K 60 -43.913 -90.426 394.153 1.00169.13 ATOM 141 N ALA K 61 -42.267 -87.654 392.601 1.00182.03 ATOM 142 CA ALA K 61 -42.427 -86.442 391.787 1.00182.72 ATOM 143 C ALA K 61 -41.850 -86.717 390.399 1.00181.73 ATOM 144 O ALA K 61 -41.910 -85.860 389.514 1.00185.94 ATOM 145 CB ALA K 61 -41.742 -85.251 392.440 1.00181.66 ATOM 146 N THR K 62 -41.285 -87.912 390.234 1.00174.71 ATOM 147 CA THR K 62 -40.726 -88.322 388.959 1.00168.23 ATOM 148 C THR K 62 -41.908 -88.460 388.002 1.00167.86 ATOM 149 O THR K 62 -41.766 -88.361 386.785 1.00166.57 ATOM 150 CB THR K 62 -39.958 -89.650 389.063 1.00161.34 ATOM 151 N THR K 63 -43.083 -88.670 388.589 1.00168.70 ATOM 152 CA THR K 63 -44.328 -88.812 387.838 1.00168.44 ATOM 153 C THR K 63 -44.730 -87.467 387.239 1.00169.58 ATOM 154 O THR K 63 -45.297 -87.407 386.148 1.00168.64 ATOM 155 CB THR K 63 -45.472 -89.338 388.725 1.00169.20 ATOM 156 N SER K 64 -44.432 -86.391 387.958 1.00170.93 ATOM 157 CA SER K 64 -44.749 -85.040 387.494 1.00168.70 ATOM 158 C SER K 64 -43.846 -84.652 386.308 1.00168.34 ATOM 159 O SER K 64 -44.343 -84.246 385.258 1.00168.96 ATOM 160 CB SER K 64 -44.601 -84.021 388.627 1.00165.92 ATOM 161 N PHE K 65 -42.527 -84.787 386.465 1.00167.63 ATOM 162 CA PHE K 65 -41.597 -84.463 385.369 1.00166.00 ATOM 163 C PHE K 65 -41.824 -85.458 384.234 1.00166.02 ATOM 164 O PHE K 65 -41.342 -85.281 383.111 1.00168.17 ATOM 165 CB PHE K 65 -40.143 -84.512 385.843 1.00163.97 ATOM 166 N GLY K 66 -42.574 -86.506 384.546 1.00163.60 ATOM 167 CA GLY K 66 -42.894 -87.555 383.590 1.00160.49 ATOM 168 C GLY K 66 -44.053 -87.156 382.695 1.00158.46 ATOM 169 O GLY K 66 -44.062 -87.442 381.495 1.00155.53 ATOM 170 N HIS K 67 -45.042 -86.508 383.293 1.00157.76 ATOM 171 CA HIS K 67 -46.217 -86.058 382.557 1.00157.56 ATOM 172 C HIS K 67 -45.825 -84.840 381.718 1.00159.74 ATOM 173 O HIS K 67 -46.337 -84.661 380.606 1.00162.13 ATOM 174 CB HIS K 67 -47.343 -85.676 383.521 1.00153.54 ATOM 175 N LEU K 68 -44.919 -84.015 382.247 1.00162.43 ATOM 176 CA LEU K 68 -44.460 -82.818 381.526 1.00163.33 ATOM 177 C LEU K 68 -43.678 -83.248 380.291 1.00165.78 ATOM 178 O LEU K 68 -43.970 -82.821 379.181 1.00169.71 ATOM 179 CB LEU K 68 -43.607 -81.920 382.424 1.00162.42 ATOM 180 N LEU K 69 -42.683 -84.104 380.501 1.00166.74 ATOM 181 CA LEU K 69 -41.864 -84.611 379.399 1.00165.51 ATOM 182 C LEU K 69 -42.763 -85.263 378.367 1.00165.66 ATOM 183 O LEU K 69 -42.582 -85.085 377.172 1.00160.22 ATOM 184 CB LEU K 69 -40.821 -85.608 379.915 1.00163.96 ATOM 185 N ALA K 70 -43.752 -86.010 378.850 1.00168.77 ATOM 186 CA ALA K 70 -44.705 -86.723 377.997 1.00170.06 ATOM 187 C ALA K 70 -45.620 -85.783 377.211 1.00171.74 ATOM 188 O ALA K 70 -45.900 -86.016 376.037 1.00167.45 ATOM 189 CB ALA K 70 -45.531 -87.694 378.830 1.00170.29 ATOM 190 N ALA K 71 -46.084 -84.727 377.866 1.00176.80 ATOM 191 CA ALA K 71 -46.979 -83.751 377.247 1.00177.98 ATOM 192 C ALA K 71 -46.398 -83.187 375.950 1.00177.55 ATOM 193 O ALA K 71 -47.120 -82.729 375.065 1.00175.56 ATOM 194 CB ALA K 71 -47.276 -82.615 378.220 1.00178.15 ATOM 195 N GLY K 72 -45.081 -83.234 375.846 1.00176.11 ATOM 196 CA GLY K 72 -44.414 -82.700 374.675 1.00173.38 ATOM 197 C GLY K 72 -43.919 -83.753 373.699 1.00169.68 ATOM 198 O GLY K 72 -43.905 -83.524 372.496 1.00172.68 ATOM 199 N VAL K 73 -43.485 -84.894 374.214 1.00163.02 ATOM 200 CA VAL K 73 -43.100 -85.999 373.353 1.00160.00 ATOM 201 C VAL K 73 -44.337 -86.379 372.590 1.00161.38 ATOM 202 O VAL K 73 -44.281 -86.751 371.424 1.00159.38 ATOM 203 CB VAL K 73 -42.595 -87.208 374.163 1.00156.58 ATOM 204 N VAL K 74 -45.478 -86.250 373.269 1.00165.11 ATOM 205 CA VAL K 74 -46.802 -86.565 372.711 1.00168.03 ATOM 206 C VAL K 74 -47.186 -85.662 371.542 1.00171.93 ATOM 207 O VAL K 74 -47.933 -86.065 370.648 1.00170.56 ATOM 208 CB VAL K 74 -47.906 -86.426 373.783 1.00164.41 ATOM 209 N SER K 75 -46.698 -84.432 371.549 1.00175.27 ATOM 210 CA SER K 75 -46.981 -83.537 370.431 1.00175.46 ATOM 211 C SER K 75 -46.032 -83.886 369.294 1.00178.42 ATOM 212 O SER K 75 -45.552 -83.004 368.581 1.00180.16 ATOM 213 CB SER K 75 -46.797 -82.070 370.851 1.00170.97 ATOM 214 N GLY K 76 -45.773 -85.187 369.153 1.00179.26 ATOM 215 CA GLY K 76 -44.899 -85.734 368.105 1.00176.88 ATOM 216 C GLY K 76 -45.708 -85.863 366.832 1.00178.42 ATOM 217 O GLY K 76 -45.749 -86.927 366.206 1.00177.50 ATOM 218 N LEU K 77 -46.365 -84.769 366.463 1.00179.96 ATOM 219 CA LEU K 77 -47.195 -84.714 365.260 1.00177.30 ATOM 220 C LEU K 77 -46.840 -83.482 364.426 1.00174.47 ATOM 221 O LEU K 77 -46.180 -83.601 363.392 1.00169.65 ATOM 222 CB LEU K 77 -48.679 -84.681 365.637 1.00175.19 TER