HEADER PHOTOSYNTHESIS 16-OCT-01 1K6N TITLE E(L212)A,D(L213)A Double Mutant Structure of Photosynthetic Reaction TITLE 2 Center from Rhodobacter Sphaeroides COMPND MOL_ID: 3; COMPND 2 MOLECULE: PHOTOSYNTHETIC REACTION CENTER H SUBUNIT; COMPND 3 CHAIN: H; COMPND 4 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.10 ANGSTORMS DBREF 1K6N H 1 260 UNP P11846 RCEH_RHOSH 1 260 SEQRES 1 H 25 ASP LEU ALA SER LEU ALA ILE TYR SER PHE TRP ILE PHE SEQRES 2 H 25 LEU ALA GLY LEU ILE TYR TYR LEU GLN THR GLU ASN ATOM 1 N ASP H 11 28.058 116.094 20.341 1.00 62.79 ATOM 2 CA ASP H 11 29.230 115.879 21.226 1.00 62.07 ATOM 3 C ASP H 11 29.792 114.469 21.067 1.00 60.47 ATOM 4 O ASP H 11 29.259 113.652 20.309 1.00 59.21 ATOM 5 CB ASP H 11 28.869 116.135 22.715 1.00 66.44 ATOM 6 CG ASP H 11 28.007 115.043 23.350 1.00 71.92 ATOM 7 OD1 ASP H 11 27.425 114.166 22.610 1.00 68.39 ATOM 8 OD2 ASP H 11 27.865 115.006 24.632 1.00 72.70 ATOM 9 N LEU H 12 30.865 114.240 21.804 1.00 56.75 ATOM 10 CA LEU H 12 31.598 112.966 21.772 1.00 53.51 ATOM 11 C LEU H 12 30.656 111.777 22.036 1.00 46.94 ATOM 12 O LEU H 12 30.536 110.861 21.210 1.00 46.96 ATOM 13 CB LEU H 12 32.731 112.986 22.798 1.00 58.72 ATOM 14 CG LEU H 12 34.084 112.603 22.192 1.00 61.29 ATOM 15 CD1 LEU H 12 34.229 113.037 20.730 1.00 63.12 ATOM 16 CD2 LEU H 12 35.269 113.229 22.929 1.00 62.57 ATOM 17 N ALA H 13 30.004 111.806 23.181 1.00 41.45 ATOM 18 CA ALA H 13 29.068 110.738 23.584 1.00 36.09 ATOM 19 C ALA H 13 28.117 110.382 22.423 1.00 31.11 ATOM 20 O ALA H 13 27.936 109.202 22.081 1.00 30.77 ATOM 21 CB ALA H 13 28.237 111.193 24.787 1.00 33.63 ATOM 22 N SER H 14 27.525 111.421 21.831 1.00 31.39 ATOM 23 CA SER H 14 26.564 111.269 20.712 1.00 37.32 ATOM 24 C SER H 14 27.242 110.615 19.533 1.00 36.37 ATOM 25 O SER H 14 26.636 109.836 18.781 1.00 35.03 ATOM 26 CB SER H 14 26.036 112.628 20.261 1.00 37.58 ATOM 27 OG SER H 14 25.133 113.131 21.233 1.00 47.63 ATOM 28 N LEU H 15 28.482 110.961 19.408 1.00 37.24 ATOM 29 CA LEU H 15 29.289 110.416 18.358 1.00 37.02 ATOM 30 C LEU H 15 29.446 108.919 18.587 1.00 32.92 ATOM 31 O LEU H 15 29.104 108.108 17.723 1.00 31.19 ATOM 32 CB LEU H 15 30.654 111.081 18.349 1.00 46.76 ATOM 33 CG LEU H 15 31.493 110.639 17.157 1.00 54.38 ATOM 34 CD1 LEU H 15 30.878 111.040 15.812 1.00 53.74 ATOM 35 CD2 LEU H 15 32.902 111.229 17.164 1.00 59.29 ATOM 36 N ALA H 16 29.946 108.598 19.758 1.00 24.49 ATOM 37 CA ALA H 16 30.230 107.211 20.142 1.00 24.41 ATOM 38 C ALA H 16 29.007 106.299 19.941 1.00 26.51 ATOM 39 O ALA H 16 29.067 105.315 19.186 1.00 26.25 ATOM 40 CB ALA H 16 30.649 107.143 21.610 1.00 2.06 ATOM 41 N ILE H 17 27.864 106.715 20.473 1.00 23.76 ATOM 42 CA ILE H 17 26.671 105.862 20.425 1.00 36.03 ATOM 43 C ILE H 17 26.109 105.659 19.008 1.00 35.16 ATOM 44 O ILE H 17 25.596 104.577 18.672 1.00 31.69 ATOM 45 CB ILE H 17 25.542 106.392 21.406 1.00 38.02 ATOM 46 CG1 ILE H 17 24.306 105.493 21.412 1.00 30.80 ATOM 47 CG2 ILE H 17 25.058 107.800 21.049 1.00 37.27 ATOM 48 CD1 ILE H 17 24.597 104.092 21.954 1.00 31.38 ATOM 49 N TYR H 18 26.206 106.680 18.195 1.00 35.13 ATOM 50 CA TYR H 18 25.740 106.619 16.800 1.00 36.70 ATOM 51 C TYR H 18 26.678 105.661 16.051 1.00 31.45 ATOM 52 O TYR H 18 26.241 104.832 15.241 1.00 29.97 ATOM 53 CB TYR H 18 25.714 108.061 16.273 1.00 45.47 ATOM 54 CG TYR H 18 25.666 108.240 14.750 1.00 61.82 ATOM 55 CD1 TYR H 18 24.501 107.937 14.024 1.00 68.58 ATOM 56 CD2 TYR H 18 26.788 108.740 14.085 1.00 69.61 ATOM 57 CE1 TYR H 18 24.462 108.164 12.636 1.00 76.93 ATOM 58 CE2 TYR H 18 26.747 108.976 12.704 1.00 77.84 ATOM 59 CZ TYR H 18 25.583 108.694 11.980 1.00 81.00 ATOM 60 OH TYR H 18 25.541 108.939 10.640 1.00 85.00 ATOM 61 N SER H 19 27.953 105.795 16.379 1.00 30.04 ATOM 62 CA SER H 19 29.010 104.940 15.822 1.00 26.66 ATOM 63 C SER H 19 28.694 103.487 16.141 1.00 26.42 ATOM 64 O SER H 19 28.769 102.618 15.282 1.00 22.60 ATOM 65 CB SER H 19 30.359 105.298 16.447 1.00 27.74 ATOM 66 OG SER H 19 30.665 106.661 16.200 1.00 37.84 ATOM 67 N PHE H 20 28.327 103.237 17.385 1.00 26.05 ATOM 68 CA PHE H 20 28.167 101.886 17.840 1.00 23.82 ATOM 69 C PHE H 20 26.972 101.266 17.137 1.00 23.30 ATOM 70 O PHE H 20 27.080 100.207 16.557 1.00 29.02 ATOM 71 CB PHE H 20 27.990 101.857 19.350 1.00 23.74 ATOM 72 CG PHE H 20 27.875 100.487 19.906 1.00 25.82 ATOM 73 CD1 PHE H 20 29.013 99.761 20.210 1.00 31.02 ATOM 74 CD2 PHE H 20 26.639 99.852 19.964 1.00 25.20 ATOM 75 CE1 PHE H 20 28.918 98.414 20.543 1.00 32.11 ATOM 76 CE2 PHE H 20 26.539 98.508 20.287 1.00 25.40 ATOM 77 CZ PHE H 20 27.675 97.787 20.574 1.00 24.83 ATOM 78 N TRP H 21 25.854 101.965 17.076 1.00 28.33 ATOM 79 CA TRP H 21 24.706 101.392 16.378 1.00 29.93 ATOM 80 C TRP H 21 25.005 101.033 14.940 1.00 30.44 ATOM 81 O TRP H 21 24.261 100.280 14.323 1.00 38.34 ATOM 82 CB TRP H 21 23.517 102.336 16.426 1.00 26.03 ATOM 83 CG TRP H 21 22.811 102.217 17.713 1.00 27.94 ATOM 84 CD1 TRP H 21 22.850 103.090 18.771 1.00 28.95 ATOM 85 CD2 TRP H 21 22.016 101.116 18.128 1.00 25.36 ATOM 86 NE1 TRP H 21 22.121 102.581 19.823 1.00 13.55 ATOM 87 CE2 TRP H 21 21.599 101.369 19.448 1.00 22.88 ATOM 88 CE3 TRP H 21 21.630 99.924 17.517 1.00 29.46 ATOM 89 CZ2 TRP H 21 20.812 100.472 20.164 1.00 23.50 ATOM 90 CZ3 TRP H 21 20.860 99.033 18.229 1.00 35.06 ATOM 91 CH2 TRP H 21 20.455 99.312 19.542 1.00 35.02 ATOM 92 N ILE H 22 26.057 101.616 14.394 1.00 26.66 ATOM 93 CA ILE H 22 26.444 101.321 13.036 1.00 28.85 ATOM 94 C ILE H 22 27.317 100.079 13.027 1.00 28.53 ATOM 95 O ILE H 22 27.126 99.178 12.222 1.00 27.25 ATOM 96 CB ILE H 22 27.226 102.483 12.430 1.00 35.74 ATOM 97 CG1 ILE H 22 26.305 103.700 12.254 1.00 39.77 ATOM 98 CG2 ILE H 22 27.837 102.054 11.112 1.00 37.53 ATOM 99 CD1 ILE H 22 26.973 104.899 11.580 1.00 34.92 ATOM 100 N PHE H 23 28.318 100.064 13.894 1.00 24.75 ATOM 101 CA PHE H 23 29.119 98.880 14.105 1.00 23.01 ATOM 102 C PHE H 23 28.240 97.644 14.248 1.00 23.37 ATOM 103 O PHE H 23 28.349 96.693 13.485 1.00 28.01 ATOM 104 CB PHE H 23 29.955 99.044 15.356 1.00 21.57 ATOM 105 CG PHE H 23 30.685 97.806 15.736 1.00 28.99 ATOM 106 CD1 PHE H 23 31.689 97.324 14.933 1.00 22.80 ATOM 107 CD2 PHE H 23 30.301 97.072 16.844 1.00 33.92 ATOM 108 CE1 PHE H 23 32.285 96.150 15.219 1.00 26.58 ATOM 109 CE2 PHE H 23 30.907 95.876 17.139 1.00 26.00 ATOM 110 CZ PHE H 23 31.891 95.417 16.331 1.00 32.07 ATOM 111 N LEU H 24 27.305 97.724 15.176 1.00 25.54 ATOM 112 CA LEU H 24 26.429 96.630 15.539 1.00 31.55 ATOM 113 C LEU H 24 25.640 96.105 14.353 1.00 32.85 ATOM 114 O LEU H 24 25.395 94.895 14.232 1.00 36.60 ATOM 115 CB LEU H 24 25.470 97.109 16.624 1.00 35.72 ATOM 116 CG LEU H 24 24.559 96.143 17.380 1.00 40.72 ATOM 117 CD1 LEU H 24 25.299 94.872 17.764 1.00 34.16 ATOM 118 CD2 LEU H 24 24.039 96.872 18.637 1.00 47.72 ATOM 119 N ALA H 25 25.243 97.010 13.470 1.00 31.52 ATOM 120 CA ALA H 25 24.457 96.622 12.299 1.00 32.96 ATOM 121 C ALA H 25 25.266 95.781 11.264 1.00 35.08 ATOM 122 O ALA H 25 24.771 94.776 10.753 1.00 37.48 ATOM 123 CB ALA H 25 23.868 97.865 11.645 1.00 22.49 ATOM 124 N GLY H 26 26.530 96.134 11.033 1.00 33.08 ATOM 125 CA GLY H 26 27.352 95.390 10.093 1.00 30.82 ATOM 126 C GLY H 26 27.831 94.083 10.684 1.00 33.48 ATOM 127 O GLY H 26 28.062 93.086 9.974 1.00 32.94 ATOM 128 N LEU H 27 27.973 94.102 12.005 1.00 29.10 ATOM 129 CA LEU H 27 28.260 92.913 12.762 1.00 23.57 ATOM 130 C LEU H 27 27.141 91.864 12.641 1.00 22.34 ATOM 131 O LEU H 27 27.422 90.705 12.369 1.00 25.48 ATOM 132 CB LEU H 27 28.497 93.278 14.218 1.00 19.83 ATOM 133 CG LEU H 27 28.340 92.064 15.125 1.00 21.64 ATOM 134 CD1 LEU H 27 29.579 91.170 15.076 1.00 25.93 ATOM 135 CD2 LEU H 27 28.067 92.541 16.510 1.00 23.73 ATOM 136 N ILE H 28 25.885 92.253 12.875 1.00 21.88 ATOM 137 CA ILE H 28 24.765 91.315 12.711 1.00 20.13 ATOM 138 C ILE H 28 24.793 90.754 11.294 1.00 21.73 ATOM 139 O ILE H 28 24.380 89.623 11.029 1.00 22.33 ATOM 140 CB ILE H 28 23.396 92.020 12.957 1.00 17.43 ATOM 141 CG1 ILE H 28 23.276 92.429 14.410 1.00 17.29 ATOM 142 CG2 ILE H 28 22.221 91.095 12.668 1.00 6.32 ATOM 143 CD1 ILE H 28 22.133 93.325 14.642 1.00 23.13 ATOM 144 N TYR H 29 25.221 91.604 10.375 1.00 22.06 ATOM 145 CA TYR H 29 25.144 91.288 8.974 1.00 22.90 ATOM 146 C TYR H 29 26.142 90.160 8.748 1.00 21.69 ATOM 147 O TYR H 29 25.837 89.157 8.085 1.00 23.36 ATOM 148 CB TYR H 29 25.415 92.546 8.177 1.00 24.51 ATOM 149 CG TYR H 29 25.535 92.231 6.697 1.00 33.45 ATOM 150 CD1 TYR H 29 24.382 92.154 5.909 1.00 33.96 ATOM 151 CD2 TYR H 29 26.793 92.007 6.140 1.00 34.65 ATOM 152 CE1 TYR H 29 24.489 91.823 4.557 1.00 40.47 ATOM 153 CE2 TYR H 29 26.900 91.666 4.790 1.00 36.95 ATOM 154 CZ TYR H 29 25.747 91.570 4.000 1.00 43.30 ATOM 155 OH TYR H 29 25.852 91.222 2.692 1.00 53.27 ATOM 156 N TYR H 30 27.293 90.367 9.351 1.00 17.33 ATOM 157 CA TYR H 30 28.392 89.407 9.334 1.00 10.35 ATOM 158 C TYR H 30 27.918 88.095 9.949 1.00 8.23 ATOM 159 O TYR H 30 27.926 87.040 9.298 1.00 9.50 ATOM 160 CB TYR H 30 29.553 89.940 10.167 1.00 15.00 ATOM 161 CG TYR H 30 30.519 88.842 10.593 1.00 15.00 ATOM 162 CD1 TYR H 30 31.360 88.258 9.645 1.00 15.00 ATOM 163 CD2 TYR H 30 30.560 88.420 11.928 1.00 15.00 ATOM 164 CE1 TYR H 30 32.252 87.255 10.026 1.00 15.00 ATOM 165 CE2 TYR H 30 31.456 87.416 12.312 1.00 15.00 ATOM 166 CZ TYR H 30 32.303 86.835 11.359 1.00 15.00 ATOM 167 OH TYR H 30 33.176 85.863 11.730 1.00 15.00 ATOM 168 N LEU H 31 27.513 88.211 11.196 1.00 6.48 ATOM 169 CA LEU H 31 27.010 87.077 11.967 1.00 11.68 ATOM 170 C LEU H 31 26.051 86.252 11.120 1.00 14.42 ATOM 171 O LEU H 31 26.170 85.024 11.029 1.00 25.02 ATOM 172 CB LEU H 31 26.218 87.557 13.185 1.00 16.51 ATOM 173 CG LEU H 31 27.087 88.146 14.293 1.00 23.88 ATOM 174 CD1 LEU H 31 26.271 88.587 15.513 1.00 26.95 ATOM 175 CD2 LEU H 31 28.130 87.164 14.827 1.00 30.82 ATOM 176 N GLN H 32 25.122 86.964 10.517 1.00 14.20 ATOM 177 CA GLN H 32 24.057 86.340 9.738 1.00 12.44 ATOM 178 C GLN H 32 24.567 85.604 8.497 1.00 17.28 ATOM 179 O GLN H 32 24.216 84.442 8.250 1.00 21.68 ATOM 180 CB GLN H 32 23.008 87.353 9.287 1.00 16.30 ATOM 181 CG GLN H 32 21.811 86.703 8.585 1.00 7.61 ATOM 182 CD GLN H 32 21.238 85.507 9.353 1.00 20.53 ATOM 183 OE1 GLN H 32 21.145 85.550 10.579 1.00 23.85 ATOM 184 NE2 GLN H 32 20.841 84.431 8.700 1.00 31.42 ATOM 185 N THR H 33 25.385 86.262 7.705 1.00 19.77 ATOM 186 CA THR H 33 25.890 85.636 6.473 1.00 25.02 ATOM 187 C THR H 33 26.752 84.387 6.801 1.00 24.99 ATOM 188 O THR H 33 26.847 83.446 6.003 1.00 31.87 ATOM 189 CB THR H 33 26.694 86.636 5.631 1.00 21.15 ATOM 190 OG1 THR H 33 27.838 87.073 6.340 1.00 37.07 ATOM 191 CG2 THR H 33 25.888 87.883 5.245 1.00 25.21 ATOM 192 N GLU H 34 27.381 84.356 7.984 1.00 23.92 ATOM 193 CA GLU H 34 28.239 83.201 8.396 1.00 16.38 ATOM 194 C GLU H 34 27.387 81.977 8.729 1.00 13.25 ATOM 195 O GLU H 34 27.824 80.824 8.640 1.00 17.21 ATOM 196 CB GLU H 34 29.062 83.524 9.646 1.00 13.71 ATOM 197 CG GLU H 34 30.175 84.537 9.380 1.00 23.24 ATOM 198 CD GLU H 34 31.278 84.016 8.453 1.00 29.12 ATOM 199 OE1 GLU H 34 31.642 82.780 8.506 1.00 18.25 ATOM 200 OE2 GLU H 34 31.847 84.819 7.617 1.00 36.47 ATOM 201 N ASN H 35 26.171 82.222 9.117 1.00 14.67 ATOM 202 CA ASN H 35 25.294 81.123 9.463 1.00 17.74 ATOM 203 C ASN H 35 24.564 80.641 8.239 1.00 19.29 ATOM 204 O ASN H 35 23.650 79.815 8.329 1.00 14.67 ATOM 205 CB ASN H 35 24.308 81.556 10.517 1.00 17.85 ATOM 206 CG ASN H 35 24.948 81.587 11.893 1.00 22.56 ATOM 207 OD1 ASN H 35 24.938 80.579 12.595 1.00 16.58 ATOM 208 ND2 ASN H 35 25.520 82.694 12.320 1.00 20.17 TER