HEADER PHOTOSYNTHESIS 29-MAY-12 4FE1 TITLE Improving the Accuracy of Macromolecular Structure Refinement at 7 A TITLE 2 Resolution COMPND MOL_ID: 9; COMPND 2 MOLECULE: Photosystem I reaction center subunit PsaK; COMPND 3 CHAIN: K; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 4.92 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 4FE1 K 1 83 UNP P0A425 PSAK_THEEB 1 83 SEQRES 1 K 58 ILE LEU CYS ASN LEU PHE ALA ILE ALA LEU GLY ARG TYR SEQRES 2 K 58 ALA ILE GLN SER ARG GLY LYS GLY PRO GLY LEU PRO ILE SEQRES 3 K 58 ALA LEU PRO ALA LEU PHE GLU GLY PHE GLY LEU PRO GLU SEQRES 4 K 58 LEU LEU ALA THR THR SER PHE GLY HIS LEU LEU ALA ALA SEQRES 5 K 58 GLY VAL VAL SER GLY LEU ATOM 1 N ILE K 20 153.290 166.624 84.934 1.00 58.73 ATOM 2 CA ILE K 20 153.615 165.209 85.091 1.00 58.74 ATOM 3 C ILE K 20 152.839 164.379 84.070 1.00 88.58 ATOM 4 O ILE K 20 153.230 163.267 83.717 1.00 79.67 ATOM 5 CB ILE K 20 153.271 164.733 86.514 1.00 58.94 ATOM 6 N LEU K 21 151.731 164.950 83.612 1.00113.91 ATOM 7 CA LEU K 21 150.836 164.359 82.619 1.00127.08 ATOM 8 C LEU K 21 151.286 164.644 81.187 1.00130.53 ATOM 9 O LEU K 21 151.016 163.864 80.262 1.00132.20 ATOM 10 CB LEU K 21 149.426 164.913 82.819 1.00125.55 ATOM 11 N CYS K 22 152.121 165.665 81.042 1.00131.78 ATOM 12 CA CYS K 22 152.600 166.077 79.733 1.00137.39 ATOM 13 C CYS K 22 153.551 165.051 79.162 1.00140.25 ATOM 14 O CYS K 22 153.476 164.768 77.960 1.00148.14 ATOM 15 CB CYS K 22 153.297 167.436 79.833 1.00 57.99 ATOM 16 N ASN K 23 154.336 164.400 80.015 1.00145.88 ATOM 17 CA ASN K 23 155.265 163.393 79.533 1.00139.49 ATOM 18 C ASN K 23 154.412 162.361 78.823 1.00132.34 ATOM 19 O ASN K 23 154.793 161.864 77.760 1.00124.71 ATOM 20 CB ASN K 23 156.068 162.769 80.678 1.00142.41 ATOM 21 N LEU K 24 153.274 162.007 79.412 1.00133.78 ATOM 22 CA LEU K 24 152.433 161.049 78.724 1.00 67.85 ATOM 23 C LEU K 24 151.744 161.614 77.473 1.00 67.66 ATOM 24 O LEU K 24 151.714 160.954 76.435 1.00 67.50 ATOM 25 CB LEU K 24 151.360 160.541 79.685 1.00 67.97 ATOM 26 N PHE K 25 151.176 162.817 77.566 1.00 71.24 ATOM 27 CA PHE K 25 150.492 163.390 76.397 1.00 71.06 ATOM 28 C PHE K 25 151.289 163.846 75.166 1.00172.26 ATOM 29 O PHE K 25 150.829 163.644 74.035 1.00 70.72 ATOM 30 CB PHE K 25 149.660 164.584 76.877 1.00 71.14 ATOM 31 N ALA K 26 152.571 164.121 75.342 1.00166.94 ATOM 32 CA ALA K 26 153.406 164.599 74.238 1.00167.51 ATOM 33 C ALA K 26 153.761 163.434 73.369 1.00164.70 ATOM 34 O ALA K 26 153.648 163.478 72.135 1.00169.91 ATOM 35 CB ALA K 26 154.657 165.272 74.769 1.00175.70 ATOM 36 N ILE K 27 154.117 162.364 74.047 1.00126.52 ATOM 37 CA ILE K 27 154.476 161.132 73.411 1.00124.49 ATOM 38 C ILE K 27 153.290 160.708 72.561 1.00 56.82 ATOM 39 O ILE K 27 153.494 160.266 71.432 1.00 56.65 ATOM 40 CB ILE K 27 154.816 160.045 74.440 1.00 57.10 ATOM 41 N ALA K 28 152.059 160.931 73.031 1.00 56.87 ATOM 42 CA ALA K 28 150.925 160.490 72.219 1.00 56.73 ATOM 43 C ALA K 28 150.876 161.185 70.858 1.00 56.54 ATOM 44 O ALA K 28 150.541 160.546 69.858 1.00 75.91 ATOM 45 CB ALA K 28 149.631 160.734 72.969 1.00 56.83 ATOM 46 N LEU K 29 151.179 162.478 70.814 1.00 56.56 ATOM 47 CA LEU K 29 151.190 163.202 69.544 1.00 56.38 ATOM 48 C LEU K 29 152.203 162.584 68.578 1.00 56.24 ATOM 49 O LEU K 29 151.979 162.537 67.368 1.00 56.06 ATOM 50 CB LEU K 29 151.549 164.665 69.788 1.00 56.45 ATOM 51 N GLY K 30 153.308 162.093 69.138 1.00 57.07 ATOM 52 CA GLY K 30 154.386 161.481 68.377 1.00143.05 ATOM 53 C GLY K 30 154.107 160.053 67.946 1.00140.72 ATOM 54 O GLY K 30 154.528 159.635 66.866 1.00136.19 ATOM 55 N ARG K 31 153.388 159.318 68.789 1.00156.74 ATOM 56 CA ARG K 31 153.011 157.917 68.564 1.00160.84 ATOM 57 C ARG K 31 152.365 157.673 67.196 1.00166.63 ATOM 58 O ARG K 31 152.250 156.529 66.755 1.00171.50 ATOM 59 CB ARG K 31 152.089 157.413 69.682 1.00167.35 ATOM 60 N TYR K 32 151.868 158.734 66.566 1.00154.28 ATOM 61 CA TYR K 32 151.256 158.622 65.245 1.00148.40 ATOM 62 C TYR K 32 151.922 159.476 64.150 1.00139.10 ATOM 63 O TYR K 32 151.844 160.701 64.258 1.00135.97 ATOM 64 CB TYR K 32 149.784 159.024 65.349 1.00 61.71 ATOM 65 N ILE K 34 152.558 158.924 63.085 1.00136.84 ATOM 66 CA ILE K 34 152.774 157.504 62.656 1.00129.60 ATOM 67 C ILE K 34 151.502 156.708 62.291 1.00119.48 ATOM 68 O ILE K 34 151.203 156.467 61.120 1.00119.90 ATOM 69 CB ILE K 34 153.536 156.731 63.779 1.00 68.51 ATOM 70 N GLN K 35 150.741 156.433 63.337 1.00109.74 ATOM 71 CA GLN K 35 149.513 155.671 63.490 1.00101.28 ATOM 72 C GLN K 35 148.278 156.559 63.356 1.00106.75 ATOM 73 O GLN K 35 147.731 156.962 64.381 1.00 65.22 ATOM 74 CB GLN K 35 149.507 154.821 64.778 1.00 93.41 ATOM 75 N SER K 36 147.890 156.981 62.147 1.00108.94 ATOM 76 CA SER K 36 146.667 157.802 62.069 1.00113.76 ATOM 77 C SER K 36 145.882 157.724 60.765 1.00106.64 ATOM 78 O SER K 36 144.906 158.456 60.577 1.00 61.64 ATOM 79 CB SER K 36 147.019 159.276 62.333 1.00116.34 ATOM 80 N ARG K 37 146.203 156.719 59.954 1.00 79.98 ATOM 81 CA ARG K 37 145.559 156.471 58.659 1.00 68.84 ATOM 82 C ARG K 37 145.281 157.664 57.741 1.00 64.23 ATOM 83 O ARG K 37 145.384 157.552 56.518 1.00 54.31 ATOM 84 CB ARG K 37 144.248 155.709 58.901 1.00 62.10 ATOM 85 N GLY K 38 144.890 158.786 58.334 1.00 81.41 ATOM 86 CA GLY K 38 144.626 160.006 57.603 1.00 78.90 ATOM 87 C GLY K 38 144.450 161.157 58.572 1.00 60.95 ATOM 88 O GLY K 38 143.608 161.106 59.469 1.00 86.81 ATOM 89 N LYS K 39 145.259 162.195 58.401 1.00 54.65 ATOM 90 CA LYS K 39 145.162 163.373 59.246 1.00 54.79 ATOM 91 C LYS K 39 144.517 164.520 58.477 1.00 54.68 ATOM 92 O LYS K 39 144.385 165.630 58.993 1.00 54.77 ATOM 93 CB LYS K 39 146.547 163.784 59.745 1.00 54.89 ATOM 94 N GLY K 40 144.105 164.244 57.242 1.00 54.49 ATOM 95 CA GLY K 40 143.566 165.277 56.375 1.00 90.95 ATOM 96 C GLY K 40 142.190 165.771 56.782 1.00 91.52 ATOM 97 O GLY K 40 142.065 166.517 57.755 1.00 54.57 ATOM 98 N PRO K 41 141.152 165.353 56.038 1.00114.39 ATOM 99 CA PRO K 41 139.725 165.673 56.189 1.00121.55 ATOM 100 C PRO K 41 139.380 166.983 56.898 1.00136.95 ATOM 101 O PRO K 41 139.143 166.952 58.105 1.00145.22 ATOM 102 CB PRO K 41 139.133 164.481 56.944 1.00122.06 ATOM 103 N GLY K 42 139.394 168.086 56.147 1.00139.40 ATOM 104 CA GLY K 42 139.079 169.438 56.597 1.00139.53 ATOM 105 C GLY K 42 138.654 169.731 58.026 1.00141.72 ATOM 106 O GLY K 42 137.802 169.047 58.597 1.00142.48 ATOM 107 N LEU K 43 139.189 170.822 58.566 1.00 98.96 ATOM 108 CA LEU K 43 138.843 171.293 59.904 1.00 54.91 ATOM 109 C LEU K 43 137.352 171.556 60.080 1.00 54.92 ATOM 110 O LEU K 43 136.589 171.544 59.115 1.00 54.76 ATOM 111 CB LEU K 43 139.633 172.560 60.238 1.00 54.99 ATOM 112 N GLY K 55 149.798 167.282 60.568 1.00 55.11 ATOM 113 CA GLY K 55 148.759 167.236 61.583 1.00 55.24 ATOM 114 C GLY K 55 147.764 168.374 61.436 1.00112.72 ATOM 115 O GLY K 55 148.158 169.540 61.402 1.00124.40 ATOM 116 N LEU K 56 146.476 168.049 61.332 1.00108.68 ATOM 117 CA LEU K 56 145.449 169.080 61.181 1.00 93.57 ATOM 118 C LEU K 56 144.537 169.136 62.404 1.00 93.03 ATOM 119 O LEU K 56 144.899 168.633 63.467 1.00 88.66 ATOM 120 CB LEU K 56 144.617 168.805 59.927 1.00 89.54 ATOM 121 N PRO K 57 143.355 169.762 62.263 1.00 69.36 ATOM 122 CA PRO K 57 142.438 169.817 63.410 1.00 55.46 ATOM 123 C PRO K 57 141.992 168.437 63.868 1.00 55.50 ATOM 124 O PRO K 57 141.833 168.156 65.058 1.00 55.67 ATOM 125 CB PRO K 57 141.236 170.642 62.940 1.00 55.38 ATOM 126 N GLU K 58 141.777 167.592 62.868 1.00137.81 ATOM 127 CA GLU K 58 141.372 166.209 63.037 1.00137.75 ATOM 128 C GLU K 58 142.409 165.439 63.843 1.00136.09 ATOM 129 O GLU K 58 142.098 164.861 64.883 1.00142.23 ATOM 130 CB GLU K 58 141.186 165.558 61.665 1.00133.62 ATOM 131 N LEU K 59 143.647 165.442 63.352 1.00111.94 ATOM 132 CA LEU K 59 144.750 164.744 64.011 1.00101.92 ATOM 133 C LEU K 59 145.141 165.304 65.382 1.00 92.59 ATOM 134 O LEU K 59 145.855 164.635 66.148 1.00 89.06 ATOM 135 CB LEU K 59 145.972 164.745 63.090 1.00 55.38 ATOM 136 N LEU K 60 144.590 166.449 65.778 1.00 82.71 ATOM 137 CA LEU K 60 144.954 166.968 67.093 1.00 70.13 ATOM 138 C LEU K 60 144.155 166.178 68.130 1.00 61.20 ATOM 139 O LEU K 60 144.167 166.468 69.336 1.00 56.30 ATOM 140 CB LEU K 60 144.661 168.466 67.194 1.00 56.03 ATOM 141 N ALA K 61 143.588 165.074 67.651 1.00 56.03 ATOM 142 CA ALA K 61 142.822 164.166 68.472 1.00 56.12 ATOM 143 C ALA K 61 143.837 163.347 69.232 1.00 56.24 ATOM 144 O ALA K 61 143.492 162.574 70.130 1.00 56.35 ATOM 145 CB ALA K 61 141.979 163.274 67.611 1.00 55.97 ATOM 146 N THR K 62 145.108 163.568 68.903 1.00 56.21 ATOM 147 CA THR K 62 146.174 162.864 69.588 1.00 56.32 ATOM 148 C THR K 62 146.173 163.359 71.027 1.00 56.54 ATOM 149 O THR K 62 146.369 162.559 71.963 1.00 66.22 ATOM 150 CB THR K 62 147.530 163.176 68.931 1.00 56.24 ATOM 151 N THR K 63 145.629 164.561 71.211 1.00 56.57 ATOM 152 CA THR K 63 145.591 165.191 72.526 1.00 56.78 ATOM 153 C THR K 63 144.675 164.400 73.416 1.00 56.88 ATOM 154 O THR K 63 144.885 164.316 74.628 1.00 57.06 ATOM 155 CB THR K 63 145.097 166.645 72.426 1.00 56.78 ATOM 156 N SER K 64 143.654 163.823 72.815 1.00 56.77 ATOM 157 CA SER K 64 142.725 163.032 73.580 1.00109.90 ATOM 158 C SER K 64 143.351 161.716 74.072 1.00120.02 ATOM 159 O SER K 64 143.420 161.490 75.294 1.00120.37 ATOM 160 CB SER K 64 141.477 162.751 72.743 1.00106.11 ATOM 161 N PHE K 65 143.967 160.939 73.173 1.00130.02 ATOM 162 CA PHE K 65 144.548 159.652 73.603 1.00135.61 ATOM 163 C PHE K 65 145.694 159.778 74.588 1.00139.15 ATOM 164 O PHE K 65 146.117 158.795 75.201 1.00143.76 ATOM 165 CB PHE K 65 145.063 158.897 72.376 1.00 61.56 ATOM 166 N GLY K 66 146.180 160.998 74.743 1.00136.80 ATOM 167 CA GLY K 66 147.270 161.294 75.643 1.00138.07 ATOM 168 C GLY K 66 146.823 161.462 77.082 1.00145.75 ATOM 169 O GLY K 66 147.385 160.830 77.990 1.00144.96 ATOM 170 N HIS K 67 145.673 162.102 77.274 1.00136.29 ATOM 171 CA HIS K 67 145.220 162.343 78.642 1.00 57.63 ATOM 172 C HIS K 67 144.736 161.073 79.290 1.00 57.70 ATOM 173 O HIS K 67 145.027 160.832 80.465 1.00 57.88 ATOM 174 CB HIS K 67 144.104 163.388 78.646 1.00 57.63 ATOM 175 N LEU K 68 144.167 160.188 78.490 1.00 60.38 ATOM 176 CA LEU K 68 143.684 158.927 79.003 1.00 60.43 ATOM 177 C LEU K 68 144.938 158.221 79.469 1.00 93.38 ATOM 178 O LEU K 68 145.022 157.804 80.631 1.00 90.48 ATOM 179 CB LEU K 68 142.929 158.113 77.949 1.00 60.26 ATOM 180 N LEU K 69 145.934 158.148 78.589 1.00 62.53 ATOM 181 CA LEU K 69 147.180 157.488 78.937 1.00118.69 ATOM 182 C LEU K 69 147.757 158.106 80.198 1.00110.19 ATOM 183 O LEU K 69 148.258 157.396 81.073 1.00108.63 ATOM 184 CB LEU K 69 148.180 157.609 77.788 1.00 62.44 ATOM 185 N ALA K 70 147.684 159.428 80.293 1.00104.54 ATOM 186 CA ALA K 70 148.226 160.102 81.457 1.00108.03 ATOM 187 C ALA K 70 147.434 159.783 82.717 1.00115.46 ATOM 188 O ALA K 70 148.019 159.422 83.743 1.00122.34 ATOM 189 CB ALA K 70 148.260 161.604 81.223 1.00111.09 ATOM 190 N ALA K 71 146.109 159.751 82.575 1.00110.98 ATOM 191 CA ALA K 71 145.188 159.501 83.686 1.00112.83 ATOM 192 C ALA K 71 145.508 158.238 84.455 1.00 59.47 ATOM 193 O ALA K 71 145.154 158.113 85.630 1.00 59.63 ATOM 194 CB ALA K 71 143.766 159.425 83.163 1.00 59.27 ATOM 195 N GLY K 72 146.188 157.300 83.816 1.00 62.99 ATOM 196 CA GLY K 72 146.485 156.079 84.516 1.00 63.08 ATOM 197 C GLY K 72 147.933 156.046 84.959 1.00131.76 ATOM 198 O GLY K 72 148.207 155.512 86.034 1.00130.69 ATOM 199 N VAL K 73 148.867 156.599 84.178 1.00134.30 ATOM 200 CA VAL K 73 150.241 156.605 84.673 1.00123.63 ATOM 201 C VAL K 73 150.296 157.510 85.903 1.00111.14 ATOM 202 O VAL K 73 151.045 157.255 86.845 1.00106.81 ATOM 203 CB VAL K 73 151.189 157.158 83.597 1.00 64.96 ATOM 204 N VAL K 74 149.491 158.573 85.871 1.00102.04 ATOM 205 CA VAL K 74 149.379 159.547 86.962 1.00 90.35 ATOM 206 C VAL K 74 148.744 158.936 88.212 1.00 80.17 ATOM 207 O VAL K 74 147.774 159.495 88.729 1.00 70.49 ATOM 208 CB VAL K 74 148.580 160.791 86.526 1.00 70.19 ATOM 209 N SER K 75 149.260 157.810 88.699 1.00 74.86 ATOM 210 CA SER K 75 148.701 157.199 89.902 1.00 70.45 ATOM 211 C SER K 75 149.533 156.051 90.460 1.00 70.53 ATOM 212 O SER K 75 148.974 155.057 90.922 1.00 70.58 ATOM 213 CB SER K 75 147.298 156.672 89.584 1.00 70.38 ATOM 214 N GLY K 76 150.855 156.160 90.420 1.00 83.18 ATOM 215 CA GLY K 76 151.669 155.091 90.969 1.00 67.52 ATOM 216 C GLY K 76 151.839 155.152 92.477 1.00 74.04 ATOM 217 O GLY K 76 152.731 154.513 93.039 1.00 67.83 ATOM 218 N LEU K 77 150.944 155.878 93.141 1.00 60.02 ATOM 219 CA LEU K 77 150.993 156.020 94.590 1.00 59.97 ATOM 220 C LEU K 77 150.564 154.722 95.264 1.00 60.05 ATOM 221 O LEU K 77 151.380 153.827 95.488 1.00 60.08 ATOM 222 CB LEU K 77 150.081 157.166 95.031 1.00 60.04 TER