HEADER PHOTOSYNTHESIS 31-DEC-69 5H2F TITLE Crystal structure of the PsbM-deletion mutant of photosystem II COMPND MOL_ID: 17; COMPND 2 MOLECULE: Photosystem II reaction center X protein; COMPND 3 CHAIN: X, x; COMPND 4 FRAGMENT: UNP RESIDUES ; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.20 ANGSTORMS DBREF 5H2F X 2 38 UNP Q9F1R6 PSBX_THEEB 2 38 SEQRES 1 X 37 THR ILE THR PRO SER LEU LYS GLY PHE PHE ILE GLY LEU SEQRES 2 X 37 LEU SER GLY ALA VAL VAL LEU GLY LEU THR PHE ALA VAL SEQRES 3 X 37 LEU ILE ALA ILE SER GLN ILE ASP LYS VAL GLN ATOM 1 N THR X 1 -35.627 50.924 42.958 1.00 71.86 ATOM 2 CA THR X 1 -35.155 51.739 44.116 1.00 78.14 ATOM 3 C THR X 1 -33.828 52.442 43.812 1.00 79.13 ATOM 4 O THR X 1 -32.929 51.857 43.189 1.00 83.60 ATOM 5 CB THR X 1 -34.975 50.861 45.373 1.00 80.03 ATOM 6 OG1 THR X 1 -36.084 49.954 45.496 1.00 91.34 ATOM 7 CG2 THR X 1 -34.848 51.709 46.647 1.00 74.13 ATOM 8 N ILE X 2 -33.712 53.696 44.243 1.00 70.33 ATOM 9 CA ILE X 2 -32.405 54.322 44.334 1.00 63.34 ATOM 10 C ILE X 2 -31.789 54.030 45.705 1.00 60.70 ATOM 11 O ILE X 2 -32.097 54.687 46.711 1.00 54.38 ATOM 12 CB ILE X 2 -32.415 55.824 44.016 1.00 60.58 ATOM 13 CG1 ILE X 2 -33.099 56.062 42.659 1.00 62.88 ATOM 14 CG2 ILE X 2 -30.982 56.352 44.026 1.00 55.92 ATOM 15 CD1 ILE X 2 -33.040 57.488 42.136 1.00 68.31 ATOM 16 N THR X 3 -30.935 53.003 45.720 1.00 55.45 ATOM 17 CA THR X 3 -30.134 52.620 46.897 1.00 51.75 ATOM 18 C THR X 3 -29.134 53.732 47.201 1.00 44.54 ATOM 19 O THR X 3 -28.808 54.528 46.320 1.00 46.49 ATOM 20 CB THR X 3 -29.350 51.307 46.630 1.00 50.99 ATOM 21 OG1 THR X 3 -28.550 51.475 45.447 1.00 49.44 ATOM 22 CG2 THR X 3 -30.296 50.091 46.439 1.00 44.20 ATOM 23 N PRO X 4 -28.605 53.773 48.436 1.00 45.71 ATOM 24 CA PRO X 4 -27.578 54.783 48.706 1.00 45.47 ATOM 25 C PRO X 4 -26.402 54.737 47.706 1.00 45.55 ATOM 26 O PRO X 4 -25.941 55.792 47.275 1.00 49.05 ATOM 27 CB PRO X 4 -27.123 54.451 50.131 1.00 47.59 ATOM 28 CG PRO X 4 -28.281 53.737 50.744 1.00 45.35 ATOM 29 CD PRO X 4 -28.929 52.967 49.632 1.00 46.42 ATOM 30 N SER X 5 -25.943 53.535 47.323 1.00 44.34 ATOM 31 CA SER X 5 -24.809 53.415 46.383 1.00 41.24 ATOM 32 C SER X 5 -25.182 53.811 44.953 1.00 39.77 ATOM 33 O SER X 5 -24.349 54.376 44.238 1.00 41.14 ATOM 34 CB SER X 5 -24.144 52.021 46.438 1.00 41.87 ATOM 35 OG SER X 5 -24.942 51.002 45.838 1.00 41.47 ATOM 36 N LEU X 6 -26.425 53.539 44.524 1.00 39.33 ATOM 37 CA LEU X 6 -26.870 54.082 43.231 1.00 41.12 ATOM 38 C LEU X 6 -26.774 55.617 43.245 1.00 43.79 ATOM 39 O LEU X 6 -26.201 56.224 42.326 1.00 41.69 ATOM 40 CB LEU X 6 -28.271 53.589 42.807 1.00 41.17 ATOM 41 CG LEU X 6 -28.796 54.093 41.432 1.00 43.88 ATOM 42 CD1 LEU X 6 -27.776 54.054 40.290 1.00 41.36 ATOM 43 CD2 LEU X 6 -30.053 53.344 41.004 1.00 41.84 ATOM 44 N LYS X 7 -27.288 56.235 44.312 1.00 46.54 ATOM 45 CA LYS X 7 -27.205 57.693 44.477 1.00 45.59 ATOM 46 C LYS X 7 -25.738 58.147 44.421 1.00 47.75 ATOM 47 O LYS X 7 -25.394 59.107 43.700 1.00 42.95 ATOM 48 CB LYS X 7 -27.873 58.114 45.805 1.00 54.65 ATOM 49 CG LYS X 7 -28.188 59.603 45.943 1.00 57.70 ATOM 50 CD LYS X 7 -28.772 59.942 47.312 1.00 59.52 ATOM 51 CE LYS X 7 -28.711 61.452 47.582 1.00 65.00 ATOM 52 NZ LYS X 7 -28.660 61.826 49.035 1.00 65.70 ATOM 53 N GLY X 8 -24.870 57.457 45.177 1.00 44.49 ATOM 54 CA GLY X 8 -23.422 57.724 45.094 1.00 40.33 ATOM 55 C GLY X 8 -22.895 57.534 43.655 1.00 40.87 ATOM 56 O GLY X 8 -22.066 58.334 43.156 1.00 41.81 ATOM 57 N PHE X 9 -23.350 56.484 42.970 1.00 36.50 ATOM 58 CA PHE X 9 -22.950 56.348 41.573 1.00 39.91 ATOM 59 C PHE X 9 -23.333 57.596 40.740 1.00 43.72 ATOM 60 O PHE X 9 -22.488 58.130 40.012 1.00 43.89 ATOM 61 CB PHE X 9 -23.468 55.052 40.981 1.00 38.82 ATOM 62 CG PHE X 9 -23.326 54.973 39.502 1.00 44.74 ATOM 63 CD1 PHE X 9 -24.308 55.506 38.667 1.00 45.22 ATOM 64 CD2 PHE X 9 -22.209 54.363 38.928 1.00 43.43 ATOM 65 CE1 PHE X 9 -24.167 55.427 37.286 1.00 48.85 ATOM 66 CE2 PHE X 9 -22.060 54.283 37.555 1.00 45.45 ATOM 67 CZ PHE X 9 -23.035 54.816 36.729 1.00 47.45 ATOM 68 N PHE X 10 -24.577 58.089 40.907 1.00 45.34 ATOM 69 CA PHE X 10 -25.044 59.331 40.241 1.00 45.01 ATOM 70 C PHE X 10 -24.236 60.558 40.647 1.00 44.18 ATOM 71 O PHE X 10 -23.950 61.413 39.806 1.00 45.57 ATOM 72 CB PHE X 10 -26.546 59.578 40.483 1.00 42.34 ATOM 73 CG PHE X 10 -27.455 58.608 39.769 1.00 40.64 ATOM 74 CD1 PHE X 10 -27.266 58.316 38.415 1.00 45.30 ATOM 75 CD2 PHE X 10 -28.540 58.045 40.431 1.00 41.22 ATOM 76 CE1 PHE X 10 -28.123 57.458 37.739 1.00 45.57 ATOM 77 CE2 PHE X 10 -29.398 57.178 39.774 1.00 40.99 ATOM 78 CZ PHE X 10 -29.194 56.883 38.427 1.00 44.88 ATOM 79 N ILE X 11 -23.838 60.634 41.919 1.00 40.56 ATOM 80 CA ILE X 11 -23.001 61.758 42.351 1.00 44.71 ATOM 81 C ILE X 11 -21.657 61.773 41.663 1.00 43.35 ATOM 82 O ILE X 11 -21.196 62.827 41.250 1.00 44.59 ATOM 83 CB ILE X 11 -22.770 61.831 43.875 1.00 42.46 ATOM 84 CG1 ILE X 11 -24.073 62.245 44.574 1.00 47.35 ATOM 85 CG2 ILE X 11 -21.616 62.795 44.202 1.00 40.10 ATOM 86 CD1 ILE X 11 -23.983 62.246 46.090 1.00 49.07 ATOM 87 N GLY X 12 -21.011 60.603 41.597 1.00 50.21 ATOM 88 CA GLY X 12 -19.698 60.487 40.972 1.00 42.11 ATOM 89 C GLY X 12 -19.788 60.765 39.481 1.00 37.12 ATOM 90 O GLY X 12 -18.922 61.420 38.919 1.00 33.69 ATOM 91 N LEU X 13 -20.859 60.283 38.852 1.00 38.39 ATOM 92 CA LEU X 13 -21.103 60.549 37.430 1.00 39.05 ATOM 93 C LEU X 13 -21.232 62.049 37.135 1.00 42.67 ATOM 94 O LEU X 13 -20.626 62.530 36.162 1.00 41.00 ATOM 95 CB LEU X 13 -22.342 59.795 36.972 1.00 46.55 ATOM 96 CG LEU X 13 -22.505 59.680 35.463 1.00 57.05 ATOM 97 CD1 LEU X 13 -21.213 59.146 34.833 1.00 54.85 ATOM 98 CD2 LEU X 13 -23.721 58.806 35.144 1.00 51.99 ATOM 99 N LEU X 14 -21.977 62.783 37.993 1.00 43.29 ATOM 100 CA LEU X 14 -22.178 64.231 37.851 0.50 41.95 ATOM 101 C LEU X 14 -20.884 65.018 38.088 1.00 42.47 ATOM 102 O LEU X 14 -20.581 65.999 37.378 1.00 40.35 ATOM 103 CB LEU X 14 -23.233 64.689 38.855 0.50 45.92 ATOM 104 CG LEU X 14 -24.668 64.149 38.728 0.50 47.74 ATOM 105 CD1 LEU X 14 -25.531 64.648 39.879 0.50 50.20 ATOM 106 CD2 LEU X 14 -25.290 64.538 37.398 0.50 50.24 ATOM 107 N SER X 15 -20.138 64.602 39.113 1.00 39.46 ATOM 108 CA SER X 15 -18.896 65.269 39.476 1.00 41.90 ATOM 109 C SER X 15 -17.938 65.126 38.322 1.00 40.84 ATOM 110 O SER X 15 -17.289 66.086 37.949 1.00 41.74 ATOM 111 CB SER X 15 -18.277 64.645 40.724 1.00 44.13 ATOM 112 OG SER X 15 -19.102 64.856 41.847 1.00 46.62 ATOM 113 N GLY X 16 -17.882 63.924 37.750 1.00 44.30 ATOM 114 CA GLY X 16 -17.083 63.670 36.559 1.00 48.36 ATOM 115 C GLY X 16 -17.496 64.507 35.348 1.00 49.42 ATOM 116 O GLY X 16 -16.629 65.058 34.634 1.00 45.76 ATOM 117 N ALA X 17 -18.811 64.584 35.112 1.00 49.29 ATOM 118 CA ALA X 17 -19.380 65.403 34.014 1.00 49.51 ATOM 119 C ALA X 17 -19.059 66.871 34.250 1.00 47.60 ATOM 120 O ALA X 17 -18.631 67.568 33.346 1.00 47.82 ATOM 121 CB ALA X 17 -20.875 65.201 33.904 1.00 49.41 ATOM 122 N VAL X 18 -19.226 67.326 35.487 1.00 47.09 ATOM 123 CA VAL X 18 -18.899 68.693 35.804 1.00 50.05 ATOM 124 C VAL X 18 -17.422 69.006 35.537 1.00 53.16 ATOM 125 O VAL X 18 -17.122 69.983 34.843 1.00 56.43 ATOM 126 CB VAL X 18 -19.286 69.069 37.254 1.00 49.22 ATOM 127 CG1 VAL X 18 -18.565 70.356 37.689 1.00 40.89 ATOM 128 CG2 VAL X 18 -20.794 69.217 37.345 1.00 47.35 ATOM 129 N VAL X 19 -16.515 68.186 36.088 1.00 51.15 ATOM 130 CA VAL X 19 -15.072 68.390 35.925 1.00 46.67 ATOM 131 C VAL X 19 -14.731 68.424 34.438 1.00 45.10 ATOM 132 O VAL X 19 -14.096 69.362 33.976 1.00 52.03 ATOM 133 CB VAL X 19 -14.240 67.299 36.651 1.00 45.65 ATOM 134 CG1 VAL X 19 -12.807 67.325 36.184 1.00 49.02 ATOM 135 CG2 VAL X 19 -14.327 67.444 38.164 1.00 43.16 ATOM 136 N LEU X 20 -15.170 67.422 33.682 1.00 44.05 ATOM 137 CA LEU X 20 -14.877 67.379 32.238 1.00 48.30 ATOM 138 C LEU X 20 -15.470 68.565 31.466 1.00 47.18 ATOM 139 O LEU X 20 -14.776 69.184 30.662 1.00 51.07 ATOM 140 CB LEU X 20 -15.351 66.063 31.604 1.00 48.20 ATOM 141 CG LEU X 20 -14.594 64.800 32.040 1.00 54.88 ATOM 142 CD1 LEU X 20 -15.299 63.516 31.572 1.00 51.84 ATOM 143 CD2 LEU X 20 -13.115 64.873 31.621 1.00 52.18 ATOM 144 N GLY X 21 -16.743 68.860 31.725 1.00 47.87 ATOM 145 CA GLY X 21 -17.485 69.912 31.030 1.00 50.51 ATOM 146 C GLY X 21 -16.830 71.255 31.258 1.00 51.06 ATOM 147 O GLY X 21 -16.592 71.985 30.301 1.00 50.56 ATOM 148 N LEU X 22 -16.491 71.562 32.513 1.00 50.01 ATOM 149 CA LEU X 22 -15.783 72.826 32.820 1.00 54.92 ATOM 150 C LEU X 22 -14.342 72.915 32.301 1.00 57.60 ATOM 151 O LEU X 22 -13.854 73.996 31.974 1.00 62.35 ATOM 152 CB LEU X 22 -15.869 73.172 34.312 1.00 55.13 ATOM 153 CG LEU X 22 -14.891 72.771 35.417 1.00 63.56 ATOM 154 CD1 LEU X 22 -13.479 73.331 35.219 1.00 66.60 ATOM 155 CD2 LEU X 22 -15.459 73.256 36.752 1.00 58.88 ATOM 156 N THR X 23 -13.662 71.774 32.231 1.00 59.27 ATOM 157 CA THR X 23 -12.306 71.715 31.703 1.00 55.63 ATOM 158 C THR X 23 -12.345 72.042 30.221 1.00 55.49 ATOM 159 O THR X 23 -11.534 72.825 29.734 1.00 53.47 ATOM 160 CB THR X 23 -11.682 70.306 31.871 1.00 58.55 ATOM 161 OG1 THR X 23 -11.619 69.973 33.258 1.00 53.87 ATOM 162 CG2 THR X 23 -10.276 70.263 31.275 1.00 53.29 ATOM 163 N PHE X 24 -13.279 71.438 29.494 1.00 49.43 ATOM 164 CA PHE X 24 -13.351 71.725 28.082 1.00 53.66 ATOM 165 C PHE X 24 -13.849 73.139 27.784 1.00 56.41 ATOM 166 O PHE X 24 -13.275 73.805 26.923 1.00 57.52 ATOM 167 CB PHE X 24 -14.080 70.627 27.316 1.00 54.48 ATOM 168 CG PHE X 24 -13.172 69.499 26.948 1.00 64.95 ATOM 169 CD1 PHE X 24 -12.359 69.592 25.825 1.00 60.00 ATOM 170 CD2 PHE X 24 -13.064 68.372 27.769 1.00 66.81 ATOM 171 CE1 PHE X 24 -11.491 68.562 25.500 1.00 62.53 ATOM 172 CE2 PHE X 24 -12.194 67.342 27.445 1.00 59.52 ATOM 173 CZ PHE X 24 -11.401 67.443 26.314 1.00 59.96 ATOM 174 N ALA X 25 -14.860 73.598 28.538 1.00 57.10 ATOM 175 CA ALA X 25 -15.393 74.961 28.420 1.00 56.98 ATOM 176 C ALA X 25 -14.302 76.007 28.590 1.00 51.96 ATOM 177 O ALA X 25 -14.212 76.944 27.801 1.00 59.06 ATOM 178 CB ALA X 25 -16.525 75.201 29.417 1.00 50.82 ATOM 179 N VAL X 26 -13.493 75.856 29.630 1.00 50.47 ATOM 180 CA VAL X 26 -12.348 76.755 29.877 1.00 50.44 ATOM 181 C VAL X 26 -11.338 76.704 28.719 1.00 53.84 ATOM 182 O VAL X 26 -10.849 77.752 28.261 1.00 56.22 ATOM 183 CB VAL X 26 -11.664 76.444 31.234 1.00 47.50 ATOM 184 CG1 VAL X 26 -10.446 77.319 31.489 1.00 44.14 ATOM 185 CG2 VAL X 26 -12.658 76.619 32.375 1.00 50.31 ATOM 186 N LEU X 27 -11.029 75.494 28.241 1.00 49.63 ATOM 187 CA LEU X 27 -9.975 75.325 27.240 1.00 49.00 ATOM 188 C LEU X 27 -10.450 75.924 25.908 1.00 51.14 ATOM 189 O LEU X 27 -9.671 76.570 25.195 1.00 48.71 ATOM 190 CB LEU X 27 -9.584 73.831 27.080 1.00 47.97 ATOM 191 CG LEU X 27 -8.831 73.112 28.217 1.00 48.34 ATOM 192 CD1 LEU X 27 -8.525 71.680 27.823 1.00 47.40 ATOM 193 CD2 LEU X 27 -7.540 73.805 28.612 1.00 51.47 ATOM 194 N ILE X 28 -11.732 75.702 25.594 1.00 50.51 ATOM 195 CA ILE X 28 -12.354 76.208 24.365 1.00 56.00 ATOM 196 C ILE X 28 -12.378 77.730 24.428 1.00 54.52 ATOM 197 O ILE X 28 -11.866 78.389 23.517 1.00 50.03 ATOM 198 CB ILE X 28 -13.779 75.623 24.117 1.00 52.97 ATOM 199 CG1 ILE X 28 -13.670 74.174 23.642 1.00 50.34 ATOM 200 CG2 ILE X 28 -14.522 76.432 23.060 1.00 49.10 ATOM 201 CD1 ILE X 28 -14.933 73.375 23.798 1.00 51.75 ATOM 202 N ALA X 29 -12.932 78.258 25.525 1.00 52.75 ATOM 203 CA ALA X 29 -12.966 79.692 25.776 1.00 51.09 ATOM 204 C ALA X 29 -11.587 80.262 25.539 1.00 51.48 ATOM 205 O ALA X 29 -11.432 81.162 24.719 1.00 56.05 ATOM 206 CB ALA X 29 -13.433 79.983 27.195 1.00 50.28 ATOM 207 N ILE X 30 -10.577 79.699 26.203 1.00 51.74 ATOM 208 CA ILE X 30 -9.193 80.193 26.095 1.00 52.23 ATOM 209 C ILE X 30 -8.580 80.029 24.706 1.00 55.59 ATOM 210 O ILE X 30 -7.692 80.815 24.302 1.00 54.80 ATOM 211 CB ILE X 30 -8.271 79.518 27.139 1.00 51.23 ATOM 212 CG1 ILE X 30 -8.696 79.925 28.550 1.00 55.31 ATOM 213 CG2 ILE X 30 -6.794 79.819 26.855 1.00 47.65 ATOM 214 CD1 ILE X 30 -7.643 79.719 29.621 1.00 63.62 ATOM 215 N SER X 31 -9.015 78.980 23.997 1.00 57.36 ATOM 216 CA SER X 31 -8.456 78.670 22.685 1.00 55.69 ATOM 217 C SER X 31 -8.909 79.743 21.713 1.00 56.24 ATOM 218 O SER X 31 -8.151 80.134 20.837 1.00 54.46 ATOM 219 CB SER X 31 -8.865 77.273 22.197 1.00 51.02 ATOM 220 OG SER X 31 -10.236 77.197 21.831 1.00 54.19 ATOM 221 N GLN X 32 -10.135 80.228 21.921 1.00 57.98 ATOM 222 CA GLN X 32 -10.767 81.230 21.053 1.00 69.48 ATOM 223 C GLN X 32 -10.367 82.683 21.336 1.00 62.81 ATOM 224 O GLN X 32 -10.225 83.483 20.407 1.00 70.10 ATOM 225 CB GLN X 32 -12.285 81.038 21.031 1.00 65.58 ATOM 226 CG GLN X 32 -12.744 80.494 19.687 1.00 72.35 ATOM 227 CD GLN X 32 -13.693 79.329 19.819 1.00 75.62 ATOM 228 OE1 GLN X 32 -14.196 79.049 20.903 1.00 74.08 ATOM 229 NE2 GLN X 32 -13.936 78.633 18.714 1.00 80.62 ATOM 230 N ILE X 33 -10.170 83.000 22.608 1.00 57.52 ATOM 231 CA ILE X 33 -9.560 84.263 23.029 1.00 67.21 ATOM 232 C ILE X 33 -8.164 84.468 22.443 1.00 66.81 ATOM 233 O ILE X 33 -7.804 85.584 22.096 1.00 65.81 ATOM 234 CB ILE X 33 -9.460 84.363 24.573 1.00 66.04 ATOM 235 CG1 ILE X 33 -10.851 84.555 25.192 1.00 67.79 ATOM 236 CG2 ILE X 33 -8.512 85.488 24.992 1.00 65.84 ATOM 237 CD1 ILE X 33 -10.943 84.086 26.634 1.00 70.09 ATOM 238 N ASP X 34 -7.393 83.387 22.329 1.00 67.20 ATOM 239 CA ASP X 34 -5.969 83.473 22.005 1.00 66.75 ATOM 240 C ASP X 34 -5.645 82.595 20.801 1.00 71.36 ATOM 241 O ASP X 34 -5.037 81.520 20.959 1.00 71.51 ATOM 242 CB ASP X 34 -5.133 83.039 23.220 1.00 63.80 ATOM 243 CG ASP X 34 -3.688 83.521 23.158 1.00 71.65 ATOM 244 OD1 ASP X 34 -3.374 84.478 22.417 1.00 80.49 ATOM 245 OD2 ASP X 34 -2.846 82.962 23.887 1.00 74.25 ATOM 246 N LYS X 35 -6.064 83.040 19.608 1.00 67.93 ATOM 247 CA LYS X 35 -5.795 82.306 18.348 1.00 68.78 ATOM 248 C LYS X 35 -4.338 82.427 17.843 1.00 69.22 ATOM 249 O LYS X 35 -3.681 83.432 18.103 1.00 66.19 ATOM 250 CB LYS X 35 -6.805 82.689 17.259 1.00 68.13 ATOM 251 CG LYS X 35 -8.248 82.455 17.682 1.00 68.04 ATOM 252 CD LYS X 35 -9.240 82.644 16.544 1.00 67.48 ATOM 253 CE LYS X 35 -10.665 82.646 17.085 1.00 73.19 ATOM 254 NZ LYS X 35 -11.681 82.216 16.080 1.00 73.79 ATOM 255 N VAL X 36 -3.842 81.394 17.149 1.00 71.43 ATOM 256 CA VAL X 36 -2.471 81.386 16.591 1.00 74.74 ATOM 257 C VAL X 36 -2.429 82.249 15.336 1.00 75.25 ATOM 258 O VAL X 36 -3.469 82.469 14.726 1.00 67.14 ATOM 259 CB VAL X 36 -1.975 79.954 16.261 1.00 70.79 ATOM 260 N GLN X 37 -1.244 82.748 14.966 1.00 82.36 ATOM 261 CA GLN X 37 -1.087 83.581 13.756 1.00 84.10 ATOM 262 C GLN X 37 -0.413 82.817 12.610 1.00 85.47 ATOM 263 O GLN X 37 -0.871 82.849 11.461 1.00 80.49 ATOM 264 CB GLN X 37 -0.306 84.867 14.065 1.00 81.77 TER