HEADER PHOTOSYNTHETIC REACTION CENTER 18-APR-97 1AIJ TITLE PHOTOSYNTHETIC REACTION CENTER FROM RHODOBACTER SPHAEROIDES IN THE TITLE 2 CHARGE-NEUTRAL DQAQB STATE COMPND MOL_ID: 3; COMPND 2 MOLECULE: PHOTOSYNTHETIC REACTION CENTER (H SUBUNIT); COMPND 3 CHAIN: H, T; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.20 ANGSTORMS DBREF 1AIJ T 1 260 UNP P11846 RCEH_RHOSH 1 260 SEQRES 1 T 25 ASP LEU ALA SER LEU ALA ILE TYR SER PHE TRP ILE PHE SEQRES 2 T 25 LEU ALA GLY LEU ILE TYR TYR LEU GLN THR GLU ASN ATOM 1 N ASP T 11 -0.849 40.751 11.466 1.00 61.26 ATOM 2 CA ASP T 11 -0.275 42.015 11.045 1.00 60.33 ATOM 3 C ASP T 11 1.236 41.826 11.142 1.00 56.87 ATOM 4 O ASP T 11 1.643 40.705 11.469 1.00 53.84 ATOM 5 CB ASP T 11 -0.744 43.156 11.970 1.00 64.27 ATOM 6 CG ASP T 11 -0.440 42.994 13.457 1.00 65.56 ATOM 7 OD1 ASP T 11 0.672 43.316 13.875 1.00 68.31 ATOM 8 OD2 ASP T 11 -1.319 42.548 14.194 1.00 65.52 ATOM 9 N LEU T 12 2.057 42.867 10.951 1.00 50.12 ATOM 10 CA LEU T 12 3.509 42.738 10.981 1.00 46.76 ATOM 11 C LEU T 12 4.085 42.169 12.268 1.00 40.64 ATOM 12 O LEU T 12 4.887 41.246 12.206 1.00 33.12 ATOM 13 CB LEU T 12 4.163 44.090 10.723 1.00 50.09 ATOM 14 CG LEU T 12 5.064 44.210 9.491 1.00 55.92 ATOM 15 CD1 LEU T 12 5.613 45.627 9.432 1.00 52.32 ATOM 16 CD2 LEU T 12 6.217 43.207 9.554 1.00 54.35 ATOM 17 N ALA T 13 3.675 42.647 13.442 1.00 36.21 ATOM 18 CA ALA T 13 4.157 42.083 14.690 1.00 32.82 ATOM 19 C ALA T 13 3.803 40.607 14.817 1.00 38.68 ATOM 20 O ALA T 13 4.617 39.802 15.269 1.00 43.01 ATOM 21 CB ALA T 13 3.550 42.828 15.854 1.00 26.76 ATOM 22 N SER T 14 2.617 40.216 14.342 1.00 42.32 ATOM 23 CA SER T 14 2.171 38.829 14.385 1.00 42.41 ATOM 24 C SER T 14 3.044 37.957 13.478 1.00 39.65 ATOM 25 O SER T 14 3.502 36.874 13.855 1.00 35.42 ATOM 26 CB SER T 14 0.721 38.751 13.925 1.00 47.44 ATOM 27 OG SER T 14 -0.004 39.988 14.026 1.00 56.24 ATOM 28 N LEU T 15 3.314 38.454 12.271 1.00 39.86 ATOM 29 CA LEU T 15 4.142 37.748 11.313 1.00 41.54 ATOM 30 C LEU T 15 5.566 37.628 11.851 1.00 44.96 ATOM 31 O LEU T 15 6.197 36.575 11.716 1.00 46.07 ATOM 32 CB LEU T 15 4.148 38.510 9.996 1.00 41.63 ATOM 33 CG LEU T 15 5.031 37.993 8.865 1.00 41.62 ATOM 34 CD1 LEU T 15 4.529 36.634 8.378 1.00 38.36 ATOM 35 CD2 LEU T 15 5.044 39.030 7.757 1.00 36.56 ATOM 36 N ALA T 16 6.071 38.689 12.486 1.00 45.53 ATOM 37 CA ALA T 16 7.412 38.728 13.048 1.00 45.85 ATOM 38 C ALA T 16 7.591 37.664 14.119 1.00 46.85 ATOM 39 O ALA T 16 8.560 36.900 14.048 1.00 46.00 ATOM 40 CB ALA T 16 7.694 40.096 13.674 1.00 44.36 ATOM 41 N ILE T 17 6.664 37.539 15.080 1.00 49.74 ATOM 42 CA ILE T 17 6.789 36.511 16.098 1.00 52.26 ATOM 43 C ILE T 17 6.624 35.116 15.476 1.00 58.01 ATOM 44 O ILE T 17 7.414 34.226 15.820 1.00 61.49 ATOM 45 CB ILE T 17 5.753 36.822 17.251 1.00 50.03 ATOM 46 CG1 ILE T 17 6.116 35.952 18.447 1.00 50.23 ATOM 47 CG2 ILE T 17 4.303 36.553 16.868 1.00 48.27 ATOM 48 CD1 ILE T 17 7.484 36.263 19.088 1.00 45.45 ATOM 49 N TYR T 18 5.717 34.893 14.504 1.00 56.52 ATOM 50 CA TYR T 18 5.573 33.602 13.830 1.00 54.72 ATOM 51 C TYR T 18 6.888 33.177 13.176 1.00 47.67 ATOM 52 O TYR T 18 7.338 32.037 13.350 1.00 45.94 ATOM 53 CB TYR T 18 4.463 33.684 12.754 1.00 64.51 ATOM 54 CG TYR T 18 4.318 32.461 11.836 1.00 74.54 ATOM 55 CD1 TYR T 18 3.692 31.296 12.299 1.00 77.12 ATOM 56 CD2 TYR T 18 4.821 32.501 10.526 1.00 75.87 ATOM 57 CE1 TYR T 18 3.571 30.179 11.466 1.00 76.86 ATOM 58 CE2 TYR T 18 4.703 31.388 9.690 1.00 77.75 ATOM 59 CZ TYR T 18 4.078 30.236 10.168 1.00 77.50 ATOM 60 OH TYR T 18 3.948 29.141 9.339 1.00 78.99 ATOM 61 N SER T 19 7.508 34.101 12.444 1.00 41.83 ATOM 62 CA SER T 19 8.761 33.852 11.759 1.00 42.77 ATOM 63 C SER T 19 9.911 33.653 12.730 1.00 41.31 ATOM 64 O SER T 19 10.780 32.819 12.452 1.00 44.53 ATOM 65 CB SER T 19 9.069 35.010 10.826 1.00 42.62 ATOM 66 OG SER T 19 7.986 35.197 9.919 1.00 50.64 ATOM 67 N PHE T 20 9.940 34.331 13.887 1.00 43.45 ATOM 68 CA PHE T 20 11.003 34.106 14.856 1.00 47.03 ATOM 69 C PHE T 20 10.945 32.650 15.305 1.00 47.22 ATOM 70 O PHE T 20 11.981 31.981 15.286 1.00 48.31 ATOM 71 CB PHE T 20 10.879 35.006 16.110 1.00 46.79 ATOM 72 CG PHE T 20 12.057 34.771 17.057 1.00 48.16 ATOM 73 CD1 PHE T 20 13.314 35.306 16.749 1.00 48.33 ATOM 74 CD2 PHE T 20 11.905 33.951 18.187 1.00 46.39 ATOM 75 CE1 PHE T 20 14.407 35.008 17.566 1.00 50.70 ATOM 76 CE2 PHE T 20 13.005 33.660 18.997 1.00 43.22 ATOM 77 CZ PHE T 20 14.256 34.185 18.686 1.00 47.17 ATOM 78 N TRP T 21 9.777 32.113 15.671 1.00 43.05 ATOM 79 CA TRP T 21 9.690 30.719 16.077 1.00 39.68 ATOM 80 C TRP T 21 10.164 29.728 15.028 1.00 38.12 ATOM 81 O TRP T 21 10.831 28.756 15.388 1.00 38.57 ATOM 82 CB TRP T 21 8.262 30.411 16.481 1.00 39.09 ATOM 83 CG TRP T 21 7.976 31.052 17.831 1.00 39.83 ATOM 84 CD1 TRP T 21 7.076 32.071 17.943 1.00 40.23 ATOM 85 CD2 TRP T 21 8.577 30.728 19.028 1.00 46.93 ATOM 86 NE1 TRP T 21 7.102 32.412 19.205 1.00 42.91 ATOM 87 CE2 TRP T 21 7.969 31.650 19.891 1.00 45.45 ATOM 88 CE3 TRP T 21 9.526 29.822 19.523 1.00 47.63 ATOM 89 CZ2 TRP T 21 8.297 31.678 21.251 1.00 47.45 ATOM 90 CZ3 TRP T 21 9.853 29.850 20.883 1.00 43.81 ATOM 91 CH2 TRP T 21 9.244 30.771 21.741 1.00 45.59 ATOM 92 N ILE T 22 9.917 29.983 13.738 1.00 40.97 ATOM 93 CA ILE T 22 10.403 29.119 12.665 1.00 39.20 ATOM 94 C ILE T 22 11.935 29.206 12.691 1.00 41.39 ATOM 95 O ILE T 22 12.619 28.176 12.662 1.00 44.06 ATOM 96 CB ILE T 22 9.875 29.575 11.253 1.00 37.49 ATOM 97 CG1 ILE T 22 8.359 29.806 11.209 1.00 31.68 ATOM 98 CG2 ILE T 22 10.259 28.488 10.261 1.00 31.30 ATOM 99 CD1 ILE T 22 7.488 28.642 11.710 1.00 36.09 ATOM 100 N PHE T 23 12.491 30.418 12.806 1.00 40.92 ATOM 101 CA PHE T 23 13.929 30.626 12.881 1.00 43.63 ATOM 102 C PHE T 23 14.542 29.933 14.095 1.00 45.63 ATOM 103 O PHE T 23 15.587 29.289 13.965 1.00 47.15 ATOM 104 CB PHE T 23 14.229 32.134 12.941 1.00 46.16 ATOM 105 CG PHE T 23 15.680 32.503 13.256 1.00 45.34 ATOM 106 CD1 PHE T 23 16.665 32.405 12.267 1.00 44.15 ATOM 107 CD2 PHE T 23 16.026 32.919 14.548 1.00 41.99 ATOM 108 CE1 PHE T 23 17.988 32.719 12.577 1.00 41.18 ATOM 109 CE2 PHE T 23 17.351 33.229 14.845 1.00 37.81 ATOM 110 CZ PHE T 23 18.331 33.129 13.863 1.00 37.73 ATOM 111 N LEU T 24 13.923 30.027 15.274 1.00 44.12 ATOM 112 CA LEU T 24 14.477 29.460 16.487 1.00 44.23 ATOM 113 C LEU T 24 14.509 27.944 16.441 1.00 43.04 ATOM 114 O LEU T 24 15.540 27.348 16.759 1.00 43.24 ATOM 115 CB LEU T 24 13.675 29.897 17.706 1.00 42.77 ATOM 116 CG LEU T 24 14.321 29.585 19.061 1.00 50.32 ATOM 117 CD1 LEU T 24 15.653 30.327 19.196 1.00 45.50 ATOM 118 CD2 LEU T 24 13.378 29.996 20.175 1.00 45.97 ATOM 119 N ALA T 25 13.429 27.290 16.020 1.00 43.58 ATOM 120 CA ALA T 25 13.408 25.838 15.908 1.00 41.76 ATOM 121 C ALA T 25 14.499 25.350 14.964 1.00 36.17 ATOM 122 O ALA T 25 15.187 24.367 15.240 1.00 34.18 ATOM 123 CB ALA T 25 12.069 25.383 15.371 1.00 48.29 ATOM 124 N GLY T 26 14.694 26.079 13.865 1.00 36.72 ATOM 125 CA GLY T 26 15.744 25.791 12.905 1.00 39.50 ATOM 126 C GLY T 26 17.128 26.021 13.505 1.00 43.58 ATOM 127 O GLY T 26 18.047 25.234 13.262 1.00 47.15 ATOM 128 N LEU T 27 17.315 27.068 14.315 1.00 42.36 ATOM 129 CA LEU T 27 18.600 27.337 14.940 1.00 38.78 ATOM 130 C LEU T 27 18.936 26.221 15.914 1.00 34.99 ATOM 131 O LEU T 27 20.059 25.721 15.891 1.00 34.36 ATOM 132 CB LEU T 27 18.582 28.662 15.699 1.00 35.48 ATOM 133 CG LEU T 27 19.906 29.113 16.312 1.00 34.02 ATOM 134 CD1 LEU T 27 20.878 29.483 15.202 1.00 32.03 ATOM 135 CD2 LEU T 27 19.665 30.287 17.235 1.00 30.56 ATOM 136 N ILE T 28 17.992 25.790 16.753 1.00 34.09 ATOM 137 CA ILE T 28 18.206 24.689 17.688 1.00 37.18 ATOM 138 C ILE T 28 18.539 23.414 16.919 1.00 41.53 ATOM 139 O ILE T 28 19.396 22.653 17.372 1.00 44.59 ATOM 140 CB ILE T 28 16.939 24.490 18.563 1.00 34.57 ATOM 141 CG1 ILE T 28 16.771 25.729 19.431 1.00 27.67 ATOM 142 CG2 ILE T 28 17.045 23.225 19.430 1.00 29.82 ATOM 143 CD1 ILE T 28 15.445 25.763 20.198 1.00 28.68 ATOM 144 N TYR T 29 17.916 23.167 15.759 1.00 47.68 ATOM 145 CA TYR T 29 18.242 22.026 14.912 1.00 50.35 ATOM 146 C TYR T 29 19.711 22.105 14.499 1.00 51.22 ATOM 147 O TYR T 29 20.457 21.148 14.728 1.00 52.81 ATOM 148 CB TYR T 29 17.339 22.037 13.676 1.00 53.09 ATOM 149 CG TYR T 29 17.525 20.862 12.726 1.00 59.77 ATOM 150 CD1 TYR T 29 16.766 19.702 12.912 1.00 61.13 ATOM 151 CD2 TYR T 29 18.441 20.944 11.669 1.00 60.74 ATOM 152 CE1 TYR T 29 16.918 18.621 12.041 1.00 67.75 ATOM 153 CE2 TYR T 29 18.597 19.867 10.796 1.00 68.51 ATOM 154 CZ TYR T 29 17.832 18.710 10.987 1.00 69.83 ATOM 155 OH TYR T 29 17.969 17.644 10.116 1.00 74.17 ATOM 156 N TYR T 30 20.122 23.252 13.936 1.00 49.18 ATOM 157 CA TYR T 30 21.495 23.522 13.512 1.00 44.09 ATOM 158 C TYR T 30 22.514 23.321 14.628 1.00 41.39 ATOM 159 O TYR T 30 23.542 22.651 14.460 1.00 42.17 ATOM 160 CB TYR T 30 21.575 24.967 12.980 1.00 43.96 ATOM 161 CG TYR T 30 22.958 25.622 12.948 1.00 46.93 ATOM 162 CD1 TYR T 30 23.891 25.285 11.963 1.00 46.10 ATOM 163 CD2 TYR T 30 23.296 26.562 13.930 1.00 48.21 ATOM 164 CE1 TYR T 30 25.154 25.885 11.962 1.00 46.01 ATOM 165 CE2 TYR T 30 24.558 27.159 13.932 1.00 48.87 ATOM 166 CZ TYR T 30 25.480 26.817 12.946 1.00 45.31 ATOM 167 OH TYR T 30 26.730 27.409 12.945 1.00 45.17 ATOM 168 N LEU T 31 22.235 23.936 15.772 1.00 37.85 ATOM 169 CA LEU T 31 23.109 23.886 16.919 1.00 41.22 ATOM 170 C LEU T 31 23.268 22.448 17.386 1.00 43.32 ATOM 171 O LEU T 31 24.399 21.992 17.595 1.00 43.78 ATOM 172 CB LEU T 31 22.533 24.769 18.036 1.00 37.39 ATOM 173 CG LEU T 31 22.591 26.283 17.836 1.00 33.39 ATOM 174 CD1 LEU T 31 21.859 26.972 18.973 1.00 28.00 ATOM 175 CD2 LEU T 31 24.039 26.744 17.778 1.00 32.45 ATOM 176 N GLN T 32 22.168 21.699 17.488 1.00 44.73 ATOM 177 CA GLN T 32 22.215 20.307 17.884 1.00 40.94 ATOM 178 C GLN T 32 22.984 19.475 16.884 1.00 37.40 ATOM 179 O GLN T 32 23.848 18.721 17.325 1.00 35.53 ATOM 180 CB GLN T 32 20.821 19.731 18.020 1.00 40.57 ATOM 181 CG GLN T 32 20.450 19.543 19.480 1.00 47.92 ATOM 182 CD GLN T 32 21.376 18.579 20.206 1.00 49.15 ATOM 183 OE1 GLN T 32 22.045 18.926 21.177 1.00 53.94 ATOM 184 NE2 GLN T 32 21.462 17.334 19.770 1.00 55.71 ATOM 185 N THR T 33 22.778 19.603 15.575 1.00 37.57 ATOM 186 CA THR T 33 23.552 18.821 14.626 1.00 41.92 ATOM 187 C THR T 33 25.036 19.175 14.728 1.00 44.33 ATOM 188 O THR T 33 25.922 18.317 14.765 1.00 39.39 ATOM 189 CB THR T 33 22.997 19.077 13.204 1.00 42.28 ATOM 190 OG1 THR T 33 22.700 20.465 13.067 1.00 49.04 ATOM 191 CG2 THR T 33 21.733 18.279 12.957 1.00 37.45 ATOM 192 N GLU T 34 25.326 20.463 14.912 1.00 43.56 ATOM 193 CA GLU T 34 26.688 20.945 15.016 1.00 39.55 ATOM 194 C GLU T 34 27.364 20.395 16.266 1.00 38.32 ATOM 195 O GLU T 34 28.565 20.130 16.311 1.00 42.22 ATOM 196 CB GLU T 34 26.619 22.451 15.026 1.00 37.13 ATOM 197 CG GLU T 34 27.875 23.121 14.527 1.00 40.44 ATOM 198 CD GLU T 34 28.329 22.818 13.106 1.00 39.75 ATOM 199 OE1 GLU T 34 27.493 22.567 12.235 1.00 38.04 ATOM 200 OE2 GLU T 34 29.540 22.847 12.877 1.00 42.87 ATOM 201 N ASN T 35 26.569 20.136 17.291 1.00 35.31 ATOM 202 CA ASN T 35 27.090 19.561 18.507 1.00 34.09 ATOM 203 C ASN T 35 27.171 18.050 18.483 1.00 39.02 ATOM 204 O ASN T 35 27.521 17.434 19.496 1.00 33.14 ATOM 205 CB ASN T 35 26.244 19.997 19.681 1.00 32.96 ATOM 206 CG ASN T 35 26.782 21.306 20.210 1.00 35.88 ATOM 207 OD1 ASN T 35 27.824 21.346 20.872 1.00 38.08 ATOM 208 ND2 ASN T 35 26.179 22.438 19.896 1.00 33.72 TER