HEADER ELECTRON TRANSPORT 31-DEC-69 4L6V TITLE Crystal structure of a virus like photosystem I from the TITLE 2 cyanobacterium Synechocystis PCC 6803 COMPND MOL_ID: 8; COMPND 2 MOLECULE: Photosystem I reaction center subunit XII; COMPND 3 CHAIN: M, m, 7; COMPND 4 EC: 1.97.1.12; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.80 ANGSTORMS DBREF 4L6V m 1 31 UNP L8ADF9 L8ADF9_9SYN 1 31 SEQRES 1 m 31 MET ALA LEU SER ASP THR GLN ILE LEU ALA ALA LEU VAL SEQRES 2 m 31 VAL ALA LEU LEU PRO ALA PHE LEU ALA PHE ARG LEU SER SEQRES 3 m 31 THR GLU LEU TYR LYS ATOM 1 N MET m 1 -137.063-113.872 278.640 1.00179.06 ATOM 2 CA MET m 1 -137.952-112.702 278.396 1.00177.22 ATOM 3 C MET m 1 -137.317-111.737 277.402 1.00174.59 ATOM 4 O MET m 1 -136.187-111.287 277.597 1.00174.53 ATOM 5 CB MET m 1 -138.254-111.977 279.710 1.00178.52 ATOM 6 N ALA m 2 -138.049-111.423 276.338 1.00206.55 ATOM 7 CA ALA m 2 -137.610-110.421 275.376 1.00204.00 ATOM 8 C ALA m 2 -138.067-109.044 275.836 1.00203.21 ATOM 9 O ALA m 2 -138.776-108.924 276.835 1.00204.61 ATOM 10 CB ALA m 2 -138.159-110.730 273.992 1.00202.23 ATOM 11 N LEU m 3 -137.660-108.010 275.107 1.00195.95 ATOM 12 CA LEU m 3 -138.067-106.645 275.424 1.00196.14 ATOM 13 C LEU m 3 -139.260-106.239 274.574 1.00196.56 ATOM 14 O LEU m 3 -139.253-106.398 273.354 1.00194.63 ATOM 15 CB LEU m 3 -136.910-105.662 275.213 1.00193.85 ATOM 16 CG LEU m 3 -136.046-105.272 276.423 1.00195.44 ATOM 17 CD1 LEU m 3 -135.105-104.145 276.038 1.00193.91 ATOM 18 CD2 LEU m 3 -136.871-104.848 277.634 1.00196.89 ATOM 19 N SER m 4 -140.288-105.717 275.234 1.00238.50 ATOM 20 CA SER m 4 -141.518-105.340 274.555 1.00233.23 ATOM 21 C SER m 4 -141.286-104.135 273.652 1.00221.79 ATOM 22 O SER m 4 -140.375-103.339 273.883 1.00221.95 ATOM 23 CB SER m 4 -142.616-105.031 275.575 1.00240.17 ATOM 24 OG SER m 4 -143.527-104.069 275.073 1.00245.28 ATOM 25 N ASP m 5 -142.114-104.014 272.621 1.00198.11 ATOM 26 CA ASP m 5 -142.036-102.889 271.700 1.00202.79 ATOM 27 C ASP m 5 -142.322-101.592 272.446 1.00196.95 ATOM 28 O ASP m 5 -141.662-100.577 272.224 1.00198.28 ATOM 29 CB ASP m 5 -143.017-103.066 270.540 1.00217.15 ATOM 30 CG ASP m 5 -142.387-102.768 269.195 1.00224.91 ATOM 31 OD1 ASP m 5 -141.807-103.694 268.591 1.00225.41 ATOM 32 OD2 ASP m 5 -142.471-101.608 268.740 1.00227.46 ATOM 33 N THR m 6 -143.317-101.641 273.326 1.00195.44 ATOM 34 CA THR m 6 -143.719-100.487 274.122 1.00195.78 ATOM 35 C THR m 6 -142.534 -99.903 274.888 1.00197.72 ATOM 36 O THR m 6 -142.379 -98.684 274.972 1.00210.90 ATOM 37 CB THR m 6 -144.836-100.867 275.123 1.00197.84 ATOM 38 OG1 THR m 6 -146.045-101.153 274.409 1.00197.29 ATOM 39 CG2 THR m 6 -145.095 -99.746 276.133 1.00198.61 ATOM 40 N GLN m 7 -141.705-100.780 275.446 1.00161.07 ATOM 41 CA GLN m 7 -140.562-100.361 276.252 1.00161.89 ATOM 42 C GLN m 7 -139.551 -99.545 275.453 1.00159.94 ATOM 43 O GLN m 7 -138.959 -98.600 275.972 1.00160.02 ATOM 44 CB GLN m 7 -139.867-101.583 276.856 1.00163.78 ATOM 45 CG GLN m 7 -140.726-102.361 277.840 1.00166.06 ATOM 46 CD GLN m 7 -139.993-103.539 278.451 1.00168.02 ATOM 47 OE1 GLN m 7 -139.829-104.579 277.813 1.00167.91 ATOM 48 NE2 GLN m 7 -139.536-103.377 279.687 1.00169.92 ATOM 49 N ILE m 8 -139.362 -99.905 274.188 1.00165.60 ATOM 50 CA ILE m 8 -138.380 -99.233 273.346 1.00163.80 ATOM 51 C ILE m 8 -138.871 -97.852 272.924 1.00162.14 ATOM 52 O ILE m 8 -138.089 -96.904 272.864 1.00161.36 ATOM 53 CB ILE m 8 -138.051-100.077 272.095 1.00162.63 ATOM 54 CG1 ILE m 8 -137.329-101.361 272.506 1.00164.30 ATOM 55 CG2 ILE m 8 -137.189 -99.290 271.104 1.00160.60 ATOM 56 CD1 ILE m 8 -137.721-102.568 271.690 1.00164.14 ATOM 57 N LEU m 9 -140.165 -97.736 272.641 1.00154.37 ATOM 58 CA LEU m 9 -140.736 -96.456 272.235 1.00152.92 ATOM 59 C LEU m 9 -140.821 -95.484 273.405 1.00154.01 ATOM 60 O LEU m 9 -140.578 -94.290 273.243 1.00152.98 ATOM 61 CB LEU m 9 -142.125 -96.652 271.624 1.00152.35 ATOM 62 CG LEU m 9 -142.185 -97.004 270.133 1.00150.50 ATOM 63 CD1 LEU m 9 -141.796 -95.803 269.282 1.00148.44 ATOM 64 CD2 LEU m 9 -141.306 -98.200 269.803 1.00150.78 ATOM 65 N ALA m 10 -141.165 -95.999 274.582 1.00156.18 ATOM 66 CA ALA m 10 -141.246 -95.175 275.784 1.00157.52 ATOM 67 C ALA m 10 -139.887 -94.574 276.125 1.00157.54 ATOM 68 O ALA m 10 -139.800 -93.441 276.597 1.00157.60 ATOM 69 CB ALA m 10 -141.768 -95.993 276.952 1.00159.97 ATOM 70 N ALA m 11 -138.831 -95.344 275.885 1.00167.20 ATOM 71 CA ALA m 11 -137.471 -94.885 276.138 1.00167.29 ATOM 72 C ALA m 11 -137.157 -93.660 275.291 1.00165.19 ATOM 73 O ALA m 11 -136.509 -92.721 275.755 1.00165.38 ATOM 74 CB ALA m 11 -136.475 -95.998 275.853 1.00167.62 ATOM 75 N LEU m 12 -137.624 -93.675 274.047 1.00157.02 ATOM 76 CA LEU m 12 -137.402 -92.565 273.132 1.00154.97 ATOM 77 C LEU m 12 -138.102 -91.306 273.633 1.00155.02 ATOM 78 O LEU m 12 -137.584 -90.198 273.487 1.00154.19 ATOM 79 CB LEU m 12 -137.895 -92.921 271.728 1.00153.10 ATOM 80 CG LEU m 12 -137.219 -94.098 271.018 1.00152.81 ATOM 81 CD1 LEU m 12 -137.776 -94.253 269.611 1.00150.92 ATOM 82 CD2 LEU m 12 -135.710 -93.927 270.976 1.00152.71 ATOM 83 N VAL m 13 -139.283 -91.483 274.219 1.00168.33 ATOM 84 CA VAL m 13 -140.015 -90.376 274.823 1.00168.74 ATOM 85 C VAL m 13 -139.198 -89.774 275.957 1.00170.16 ATOM 86 O VAL m 13 -139.006 -88.560 276.025 1.00169.68 ATOM 87 CB VAL m 13 -141.390 -90.820 275.370 1.00170.00 ATOM 88 CG1 VAL m 13 -142.156 -89.628 275.934 1.00170.43 ATOM 89 CG2 VAL m 13 -142.202 -91.506 274.286 1.00168.81 ATOM 90 N VAL m 14 -138.724 -90.639 276.847 1.00156.38 ATOM 91 CA VAL m 14 -137.958 -90.209 278.008 1.00158.04 ATOM 92 C VAL m 14 -136.638 -89.588 277.558 1.00156.99 ATOM 93 O VAL m 14 -136.072 -88.752 278.257 1.00157.76 ATOM 94 CB VAL m 14 -137.695 -91.392 278.973 1.00160.27 ATOM 95 CG1 VAL m 14 -136.773 -90.982 280.121 1.00162.02 ATOM 96 CG2 VAL m 14 -139.012 -91.918 279.527 1.00161.53 ATOM 97 N ALA m 15 -136.163 -89.992 276.381 1.00213.71 ATOM 98 CA ALA m 15 -134.891 -89.510 275.851 1.00216.35 ATOM 99 C ALA m 15 -134.983 -88.093 275.294 1.00216.13 ATOM 100 O ALA m 15 -133.962 -87.458 275.032 1.00215.49 ATOM 101 CB ALA m 15 -134.392 -90.453 274.775 1.00215.52 ATOM 102 N LEU m 16 -136.202 -87.599 275.112 1.00153.50 ATOM 103 CA LEU m 16 -136.399 -86.217 274.693 1.00152.24 ATOM 104 C LEU m 16 -136.090 -85.265 275.845 1.00153.70 ATOM 105 O LEU m 16 -135.744 -84.103 275.626 1.00152.94 ATOM 106 CB LEU m 16 -137.830 -86.003 274.192 1.00151.38 ATOM 107 CG LEU m 16 -138.266 -86.808 272.962 1.00149.85 ATOM 108 CD1 LEU m 16 -139.608 -86.312 272.448 1.00148.97 ATOM 109 CD2 LEU m 16 -137.229 -86.760 271.847 1.00148.13 ATOM 110 N LEU m 17 -136.221 -85.764 277.071 1.00181.20 ATOM 111 CA LEU m 17 -136.000 -84.951 278.262 1.00182.89 ATOM 112 C LEU m 17 -134.531 -84.525 278.396 1.00183.04 ATOM 113 O LEU m 17 -134.251 -83.335 278.534 1.00182.90 ATOM 114 CB LEU m 17 -136.471 -85.709 279.513 1.00185.29 ATOM 115 CG LEU m 17 -136.530 -84.974 280.859 1.00187.36 ATOM 116 CD1 LEU m 17 -135.189 -85.017 281.570 1.00188.70 ATOM 117 CD2 LEU m 17 -137.001 -83.533 280.705 1.00186.61 ATOM 118 N PRO m 18 -133.585 -85.484 278.365 1.00170.86 ATOM 119 CA PRO m 18 -132.178 -85.063 278.396 1.00170.96 ATOM 120 C PRO m 18 -131.800 -84.271 277.152 1.00168.65 ATOM 121 O PRO m 18 -130.980 -83.358 277.229 1.00168.61 ATOM 122 CB PRO m 18 -131.408 -86.388 278.455 1.00171.74 ATOM 123 CG PRO m 18 -132.346 -87.404 277.927 1.00171.12 ATOM 124 CD PRO m 18 -133.712 -86.951 278.320 1.00171.37 ATOM 125 N ALA m 19 -132.392 -84.634 276.018 1.00152.71 ATOM 126 CA ALA m 19 -132.171 -83.920 274.767 1.00150.48 ATOM 127 C ALA m 19 -132.582 -82.466 274.933 1.00150.18 ATOM 128 O ALA m 19 -131.860 -81.549 274.539 1.00149.39 ATOM 129 CB ALA m 19 -132.953 -84.567 273.642 1.00148.84 ATOM 130 N PHE m 20 -133.757 -82.276 275.522 1.00178.59 ATOM 131 CA PHE m 20 -134.300 -80.952 275.783 1.00178.59 ATOM 132 C PHE m 20 -133.360 -80.141 276.668 1.00179.92 ATOM 133 O PHE m 20 -133.029 -78.997 276.357 1.00179.18 ATOM 134 CB PHE m 20 -135.676 -81.079 276.439 1.00179.62 ATOM 135 CG PHE m 20 -136.244 -79.780 276.925 1.00180.10 ATOM 136 CD1 PHE m 20 -136.881 -78.915 276.054 1.00178.50 ATOM 137 CD2 PHE m 20 -136.147 -79.429 278.261 1.00182.27 ATOM 138 CE1 PHE m 20 -137.407 -77.720 276.505 1.00179.05 ATOM 139 CE2 PHE m 20 -136.670 -78.238 278.718 1.00182.83 ATOM 140 CZ PHE m 20 -137.302 -77.382 277.840 1.00181.22 ATOM 141 N LEU m 21 -132.936 -80.745 277.772 1.00170.32 ATOM 142 CA LEU m 21 -132.049 -80.084 278.721 1.00171.90 ATOM 143 C LEU m 21 -130.651 -79.883 278.142 1.00171.12 ATOM 144 O LEU m 21 -130.028 -78.844 278.359 1.00171.38 ATOM 145 CB LEU m 21 -131.969 -80.894 280.016 1.00174.36 ATOM 146 CG LEU m 21 -133.303 -81.084 280.743 1.00175.50 ATOM 147 CD1 LEU m 21 -133.151 -82.087 281.871 1.00177.82 ATOM 148 CD2 LEU m 21 -133.837 -79.760 281.271 1.00176.07 ATOM 149 N ALA m 22 -130.159 -80.880 277.412 1.00186.56 ATOM 150 CA ALA m 22 -128.828 -80.808 276.818 1.00185.89 ATOM 151 C ALA m 22 -128.753 -79.681 275.799 1.00183.94 ATOM 152 O ALA m 22 -127.757 -78.961 275.724 1.00183.93 ATOM 153 CB ALA m 22 -128.462 -82.131 276.163 1.00188.33 ATOM 154 N PHE m 23 -129.813 -79.540 275.012 1.00200.42 ATOM 155 CA PHE m 23 -129.896 -78.481 274.015 1.00200.75 ATOM 156 C PHE m 23 -129.912 -77.106 274.676 1.00204.78 ATOM 157 O PHE m 23 -129.289 -76.165 274.184 1.00204.87 ATOM 158 CB PHE m 23 -131.139 -78.663 273.145 1.00199.50 ATOM 159 CG PHE m 23 -131.379 -77.528 272.192 1.00204.16 ATOM 160 CD1 PHE m 23 -130.710 -77.470 270.981 1.00205.30 ATOM 161 CD2 PHE m 23 -132.271 -76.518 272.509 1.00211.39 ATOM 162 CE1 PHE m 23 -130.928 -76.426 270.103 1.00209.52 ATOM 163 CE2 PHE m 23 -132.493 -75.472 271.635 1.00212.49 ATOM 164 CZ PHE m 23 -131.820 -75.425 270.431 1.00211.57 ATOM 165 N ARG m 24 -130.626 -76.993 275.793 1.00174.29 ATOM 166 CA ARG m 24 -130.748 -75.719 276.495 1.00175.23 ATOM 167 C ARG m 24 -129.459 -75.385 277.242 1.00176.71 ATOM 168 O ARG m 24 -129.155 -74.216 277.477 1.00177.05 ATOM 169 CB ARG m 24 -131.920 -75.750 277.479 1.00176.69 ATOM 170 CG ARG m 24 -132.630 -74.410 277.637 1.00176.73 ATOM 171 CD ARG m 24 -133.861 -74.524 278.525 1.00178.15 ATOM 172 NE ARG m 24 -133.518 -74.974 279.872 1.00180.56 ATOM 173 CZ ARG m 24 -134.400 -75.174 280.847 1.00182.25 ATOM 174 NH1 ARG m 24 -135.693 -74.968 280.637 1.00181.83 ATOM 175 NH2 ARG m 24 -133.986 -75.582 282.038 1.00184.48 ATOM 176 N LEU m 25 -128.706 -76.416 277.612 1.00187.62 ATOM 177 CA LEU m 25 -127.425 -76.223 278.283 1.00189.11 ATOM 178 C LEU m 25 -126.406 -75.617 277.327 1.00187.73 ATOM 179 O LEU m 25 -125.837 -74.560 277.603 1.00188.26 ATOM 180 CB LEU m 25 -126.906 -77.553 278.837 1.00190.47 ATOM 181 CG LEU m 25 -125.476 -77.568 279.389 1.00191.96 ATOM 182 CD1 LEU m 25 -125.398 -76.794 280.696 1.00194.17 ATOM 183 CD2 LEU m 25 -124.990 -78.995 279.579 1.00192.80 ATOM 184 N SER m 26 -126.179 -76.299 276.208 1.00172.45 ATOM 185 CA SER m 26 -125.208 -75.866 275.207 1.00171.10 ATOM 186 C SER m 26 -125.447 -74.423 274.770 1.00170.09 ATOM 187 O SER m 26 -124.503 -73.654 274.592 1.00170.09 ATOM 188 CB SER m 26 -125.252 -76.793 273.989 1.00169.29 ATOM 189 OG SER m 26 -126.587 -77.068 273.602 1.00168.24 ATOM 190 N THR m 27 -126.714 -74.062 274.602 1.00181.96 ATOM 191 CA THR m 27 -127.074 -72.722 274.152 1.00181.00 ATOM 192 C THR m 27 -126.748 -71.657 275.200 1.00182.74 ATOM 193 O THR m 27 -126.301 -70.562 274.859 1.00182.49 ATOM 194 CB THR m 27 -128.573 -72.633 273.799 1.00180.01 ATOM 195 OG1 THR m 27 -129.352 -73.270 274.819 1.00181.50 ATOM 196 CG2 THR m 27 -128.846 -73.298 272.456 1.00177.89 ATOM 197 N GLU m 28 -126.973 -71.976 276.472 1.00170.42 ATOM 198 CA GLU m 28 -126.684 -71.038 277.554 1.00172.32 ATOM 199 C GLU m 28 -125.187 -70.802 277.749 1.00173.17 ATOM 200 O GLU m 28 -124.770 -69.693 278.081 1.00173.91 ATOM 201 CB GLU m 28 -127.299 -71.535 278.863 1.00174.40 ATOM 202 CG GLU m 28 -128.748 -71.112 279.058 1.00174.34 ATOM 203 CD GLU m 28 -128.889 -69.687 279.560 1.00175.22 ATOM 204 OE1 GLU m 28 -130.029 -69.277 279.866 1.00175.55 ATOM 205 OE2 GLU m 28 -127.867 -68.975 279.650 1.00175.67 ATOM 206 N LEU m 29 -124.382 -71.841 277.547 1.00171.88 ATOM 207 CA LEU m 29 -122.932 -71.716 277.680 1.00172.74 ATOM 208 C LEU m 29 -122.341 -70.840 276.580 1.00171.11 ATOM 209 O LEU m 29 -121.339 -70.156 276.790 1.00171.95 ATOM 210 CB LEU m 29 -122.267 -73.097 277.659 1.00173.11 ATOM 211 CG LEU m 29 -122.118 -73.773 279.025 1.00175.62 ATOM 212 CD1 LEU m 29 -123.395 -74.507 279.413 1.00175.77 ATOM 213 CD2 LEU m 29 -120.932 -74.716 279.053 1.00176.41 ATOM 214 N TYR m 30 -122.968 -70.866 275.410 1.00164.69 ATOM 215 CA TYR m 30 -122.503 -70.090 274.266 1.00163.02 ATOM 216 C TYR m 30 -122.631 -68.593 274.522 1.00163.39 ATOM 217 O TYR m 30 -121.644 -67.857 274.497 1.00163.85 ATOM 218 CB TYR m 30 -123.290 -70.474 273.010 1.00160.67 ATOM 219 CG TYR m 30 -122.870 -69.728 271.762 1.00158.90 ATOM 220 CD1 TYR m 30 -121.528 -69.545 271.454 1.00159.07 ATOM 221 CD2 TYR m 30 -123.818 -69.209 270.890 1.00157.16 ATOM 222 CE1 TYR m 30 -121.143 -68.866 270.314 1.00157.53 ATOM 223 CE2 TYR m 30 -123.442 -68.528 269.747 1.00155.62 ATOM 224 CZ TYR m 30 -122.103 -68.359 269.465 1.00155.81 ATOM 225 OH TYR m 30 -121.723 -67.682 268.329 1.00154.36 ATOM 226 N LYS m 31 -123.860 -68.155 274.767 1.00189.27 ATOM 227 CA LYS m 31 -124.157 -66.748 274.993 1.00189.62 ATOM 228 C LYS m 31 -123.773 -66.321 276.406 1.00192.17 ATOM 229 O LYS m 31 -123.532 -65.143 276.669 1.00192.86 ATOM 230 CB LYS m 31 -125.643 -66.493 274.747 1.00188.69 ATOM 231 CG LYS m 31 -125.966 -66.093 273.320 1.00186.33 ATOM 232 CD LYS m 31 -127.464 -66.083 273.076 1.00185.50 ATOM 233 CE LYS m 31 -127.783 -65.873 271.607 1.00183.15 ATOM 234 NZ LYS m 31 -129.228 -66.089 271.322 1.00182.37 ATOM 235 OXT LYS m 31 -123.690 -67.145 277.317 1.00193.68 TER