HEADER MEMBRANE PROTEIN 31-DEC-69 7W2D TITLE The closed conformation of the sigma-1 receptor from Xenopus laevis TITLE 2 complexed with S1RA COMPND MOL_ID: 1; COMPND 2 MOLECULE: Sigma non-opioid intracellular receptor 1; COMPND 3 CHAIN: A, C, E, B, D, F, G, H, I, J, K, L; COMPND 4 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.47 ANGSTORMS DBREF 7W2D B 1 221 UNP Q6DCU6 SGMR1_XENLA 1 221 SEQRES 1 B 28 LEU TRP LEU GLY LEU ARG ALA VAL LEU VAL VAL ALA GLY SEQRES 2 B 28 LEU ALA VAL LEU LEU GLN LEU ILE ARG GLY TRP LEU SER SEQRES 3 B 28 SER LYS ATOM 1 N LEU B 3 72.193 -44.184 79.284 1.00131.42 ATOM 2 CA LEU B 3 71.832 -44.353 77.882 1.00132.13 ATOM 3 C LEU B 3 71.185 -45.706 77.632 1.00133.67 ATOM 4 O LEU B 3 71.070 -46.145 76.488 1.00135.22 ATOM 5 CB LEU B 3 73.060 -44.194 76.989 1.00131.35 ATOM 6 CG LEU B 3 73.602 -42.773 76.883 1.00133.33 ATOM 7 CD1 LEU B 3 74.832 -42.743 75.993 1.00135.53 ATOM 8 CD2 LEU B 3 72.521 -41.843 76.354 1.00125.86 ATOM 9 N TRP B 4 70.770 -46.370 78.712 1.00131.61 ATOM 10 CA TRP B 4 70.118 -47.665 78.564 1.00131.21 ATOM 11 C TRP B 4 68.742 -47.520 77.928 1.00136.08 ATOM 12 O TRP B 4 68.365 -48.322 77.065 1.00137.28 ATOM 13 CB TRP B 4 70.007 -48.365 79.919 1.00126.70 ATOM 14 CG TRP B 4 69.085 -49.546 79.888 1.00130.52 ATOM 15 CD1 TRP B 4 69.397 -50.822 79.515 1.00134.40 ATOM 16 CD2 TRP B 4 67.695 -49.558 80.234 1.00132.19 ATOM 17 NE1 TRP B 4 68.287 -51.629 79.614 1.00135.94 ATOM 18 CE2 TRP B 4 67.229 -50.876 80.052 1.00136.00 ATOM 19 CE3 TRP B 4 66.799 -48.581 80.682 1.00131.29 ATOM 20 CZ2 TRP B 4 65.908 -51.242 80.304 1.00135.00 ATOM 21 CZ3 TRP B 4 65.488 -48.947 80.932 1.00133.61 ATOM 22 CH2 TRP B 4 65.055 -50.266 80.742 1.00135.83 ATOM 23 N LEU B 5 67.975 -46.506 78.334 1.00135.20 ATOM 24 CA LEU B 5 66.650 -46.334 77.755 1.00132.09 ATOM 25 C LEU B 5 66.689 -45.633 76.405 1.00135.36 ATOM 26 O LEU B 5 65.691 -45.672 75.676 1.00137.72 ATOM 27 CB LEU B 5 65.746 -45.563 78.720 1.00135.65 ATOM 28 CG LEU B 5 64.242 -45.749 78.506 1.00140.54 ATOM 29 CD1 LEU B 5 63.905 -47.221 78.319 1.00140.12 ATOM 30 CD2 LEU B 5 63.448 -45.158 79.662 1.00138.00 ATOM 31 N GLY B 6 67.819 -45.029 76.039 1.00130.46 ATOM 32 CA GLY B 6 67.932 -44.538 74.680 1.00126.37 ATOM 33 C GLY B 6 68.164 -45.647 73.683 1.00121.14 ATOM 34 O GLY B 6 68.014 -45.438 72.472 1.00120.13 ATOM 35 N LEU B 7 68.503 -46.834 74.187 1.00117.86 ATOM 36 CA LEU B 7 68.663 -47.999 73.331 1.00120.47 ATOM 37 C LEU B 7 67.340 -48.355 72.666 1.00120.07 ATOM 38 O LEU B 7 67.321 -48.806 71.521 1.00114.36 ATOM 39 CB LEU B 7 69.212 -49.177 74.132 1.00119.46 ATOM 40 CG LEU B 7 69.353 -50.501 73.384 1.00119.25 ATOM 41 CD1 LEU B 7 70.440 -50.405 72.322 1.00120.08 ATOM 42 CD2 LEU B 7 69.647 -51.635 74.350 1.00110.73 ATOM 43 N ARG B 8 66.226 -48.207 73.390 1.00114.59 ATOM 44 CA ARG B 8 64.915 -48.468 72.799 1.00113.54 ATOM 45 C ARG B 8 64.638 -47.535 71.625 1.00113.36 ATOM 46 O ARG B 8 64.160 -47.972 70.571 1.00110.08 ATOM 47 CB ARG B 8 63.819 -48.309 73.850 1.00113.74 ATOM 48 CG ARG B 8 62.459 -48.745 73.354 1.00122.19 ATOM 49 CD ARG B 8 61.352 -48.391 74.329 1.00130.18 ATOM 50 NE ARG B 8 61.166 -46.946 74.428 1.00136.19 ATOM 51 CZ ARG B 8 60.238 -46.263 73.767 1.00137.33 ATOM 52 NH1 ARG B 8 59.405 -46.890 72.949 1.00129.54 ATOM 53 NH2 ARG B 8 60.145 -44.950 73.921 1.00137.56 ATOM 54 N ALA B 9 64.931 -46.244 71.788 1.00112.49 ATOM 55 CA ALA B 9 64.699 -45.299 70.701 1.00110.26 ATOM 56 C ALA B 9 65.621 -45.593 69.524 1.00109.04 ATOM 57 O ALA B 9 65.202 -45.512 68.360 1.00113.25 ATOM 58 CB ALA B 9 64.884 -43.868 71.202 1.00108.65 ATOM 59 N VAL B 10 66.873 -45.959 69.808 1.00107.16 ATOM 60 CA VAL B 10 67.801 -46.312 68.738 1.00105.78 ATOM 61 C VAL B 10 67.333 -47.577 68.028 1.00105.17 ATOM 62 O VAL B 10 67.446 -47.695 66.806 1.00102.43 ATOM 63 CB VAL B 10 69.230 -46.457 69.289 1.00107.78 ATOM 64 CG1 VAL B 10 70.137 -47.117 68.262 1.00110.99 ATOM 65 CG2 VAL B 10 69.779 -45.095 69.673 1.00105.21 ATOM 66 N LEU B 11 66.809 -48.544 68.783 1.00104.40 ATOM 67 CA LEU B 11 66.268 -49.763 68.193 1.00105.65 ATOM 68 C LEU B 11 65.082 -49.453 67.288 1.00103.68 ATOM 69 O LEU B 11 64.957 -50.021 66.197 1.00103.92 ATOM 70 CB LEU B 11 65.870 -50.730 69.318 1.00110.97 ATOM 71 CG LEU B 11 65.371 -52.171 69.131 1.00110.40 ATOM 72 CD1 LEU B 11 65.326 -52.862 70.485 1.00111.11 ATOM 73 CD2 LEU B 11 63.999 -52.264 68.471 1.00103.38 ATOM 74 N VAL B 12 64.212 -48.538 67.715 1.00101.27 ATOM 75 CA VAL B 12 63.054 -48.180 66.900 1.00 98.85 ATOM 76 C VAL B 12 63.503 -47.507 65.608 1.00 97.88 ATOM 77 O VAL B 12 63.033 -47.848 64.514 1.00 97.98 ATOM 78 CB VAL B 12 62.094 -47.284 67.702 1.00 98.93 ATOM 79 CG1 VAL B 12 61.161 -46.531 66.773 1.00 99.60 ATOM 80 CG2 VAL B 12 61.297 -48.120 68.689 1.00102.52 ATOM 81 N VAL B 13 64.439 -46.560 65.711 1.00 97.87 ATOM 82 CA VAL B 13 64.932 -45.874 64.518 1.00 95.75 ATOM 83 C VAL B 13 65.631 -46.859 63.588 1.00 96.59 ATOM 84 O VAL B 13 65.436 -46.831 62.365 1.00103.34 ATOM 85 CB VAL B 13 65.856 -44.706 64.911 1.00 93.21 ATOM 86 CG1 VAL B 13 66.627 -44.208 63.702 1.00 88.61 ATOM 87 CG2 VAL B 13 65.048 -43.573 65.516 1.00100.12 ATOM 88 N ALA B 14 66.443 -47.754 64.153 1.00 93.55 ATOM 89 CA ALA B 14 67.148 -48.740 63.346 1.00 95.56 ATOM 90 C ALA B 14 66.176 -49.654 62.617 1.00 96.14 ATOM 91 O ALA B 14 66.349 -49.917 61.427 1.00 99.80 ATOM 92 CB ALA B 14 68.099 -49.556 64.221 1.00 93.58 ATOM 93 N GLY B 15 65.141 -50.136 63.305 1.00 99.01 ATOM 94 CA GLY B 15 64.170 -50.990 62.641 1.00 98.07 ATOM 95 C GLY B 15 63.419 -50.266 61.541 1.00100.08 ATOM 96 O GLY B 15 63.242 -50.796 60.437 1.00100.62 ATOM 97 N LEU B 16 62.984 -49.031 61.818 1.00 95.25 ATOM 98 CA LEU B 16 62.245 -48.289 60.807 1.00 94.91 ATOM 99 C LEU B 16 63.111 -48.028 59.589 1.00103.06 ATOM 100 O LEU B 16 62.630 -48.126 58.452 1.00110.71 ATOM 101 CB LEU B 16 61.724 -46.973 61.383 1.00 94.89 ATOM 102 CG LEU B 16 60.623 -47.079 62.441 1.00 91.93 ATOM 103 CD1 LEU B 16 60.252 -45.708 63.004 1.00 98.37 ATOM 104 CD2 LEU B 16 59.400 -47.774 61.863 1.00 90.99 ATOM 105 N ALA B 17 64.410 -47.809 59.788 1.00 96.09 ATOM 106 CA ALA B 17 65.245 -47.547 58.626 1.00 99.03 ATOM 107 C ALA B 17 65.665 -48.832 57.932 1.00102.16 ATOM 108 O ALA B 17 65.836 -48.831 56.712 1.00109.15 ATOM 109 CB ALA B 17 66.479 -46.743 59.036 1.00 93.46 ATOM 110 N VAL B 18 65.738 -49.952 58.658 1.00109.67 ATOM 111 CA VAL B 18 66.029 -51.221 58.000 1.00106.33 ATOM 112 C VAL B 18 64.862 -51.623 57.119 1.00107.55 ATOM 113 O VAL B 18 65.058 -52.151 56.017 1.00107.44 ATOM 114 CB VAL B 18 66.367 -52.310 59.035 1.00 99.12 ATOM 115 CG1 VAL B 18 66.526 -53.658 58.354 1.00 98.54 ATOM 116 CG2 VAL B 18 67.652 -51.965 59.755 1.00100.28 ATOM 117 N LEU B 19 63.647 -51.251 57.506 1.00103.61 ATOM 118 CA LEU B 19 62.523 -51.631 56.665 1.00102.30 ATOM 119 C LEU B 19 62.300 -50.615 55.561 1.00110.42 ATOM 120 O LEU B 19 61.865 -50.993 54.466 1.00113.51 ATOM 121 CB LEU B 19 61.246 -51.808 57.495 1.00 96.03 ATOM 122 CG LEU B 19 61.029 -53.146 58.218 1.00 90.86 ATOM 123 CD1 LEU B 19 62.135 -53.485 59.214 1.00 87.28 ATOM 124 CD2 LEU B 19 59.672 -53.153 58.909 1.00 89.32 ATOM 125 N LEU B 20 62.668 -49.353 55.796 1.00107.19 ATOM 126 CA LEU B 20 62.819 -48.410 54.695 1.00108.91 ATOM 127 C LEU B 20 63.724 -48.984 53.608 1.00115.87 ATOM 128 O LEU B 20 63.315 -49.110 52.446 1.00115.90 ATOM 129 CB LEU B 20 63.369 -47.079 55.216 1.00107.86 ATOM 130 CG LEU B 20 63.711 -46.012 54.169 1.00109.99 ATOM 131 CD1 LEU B 20 62.498 -45.681 53.306 1.00109.72 ATOM 132 CD2 LEU B 20 64.266 -44.754 54.831 1.00104.57 ATOM 133 N GLN B 21 64.961 -49.350 53.974 1.00109.69 ATOM 134 CA GLN B 21 65.899 -49.868 52.978 1.00109.80 ATOM 135 C GLN B 21 65.337 -51.105 52.288 1.00111.40 ATOM 136 O GLN B 21 65.340 -51.196 51.051 1.00114.65 ATOM 137 CB GLN B 21 67.257 -50.200 53.609 1.00111.75 ATOM 138 CG GLN B 21 67.815 -49.222 54.641 1.00112.26 ATOM 139 CD GLN B 21 68.124 -47.834 54.104 1.00115.28 ATOM 140 OE1 GLN B 21 67.279 -47.178 53.491 1.00114.97 ATOM 141 NE2 GLN B 21 69.340 -47.370 54.359 1.00111.31 ATOM 142 N LEU B 22 64.845 -52.067 53.076 1.00106.58 ATOM 143 CA LEU B 22 64.366 -53.325 52.514 1.00105.25 ATOM 144 C LEU B 22 63.235 -53.092 51.516 1.00107.49 ATOM 145 O LEU B 22 63.314 -53.521 50.355 1.00105.43 ATOM 146 CB LEU B 22 63.923 -54.256 53.646 1.00 93.65 ATOM 147 CG LEU B 22 63.805 -55.752 53.342 1.00 95.02 ATOM 148 CD1 LEU B 22 64.116 -56.567 54.591 1.00 93.01 ATOM 149 CD2 LEU B 22 62.417 -56.107 52.800 1.00 88.94 ATOM 150 N ILE B 23 62.171 -52.408 51.948 1.00 91.96 ATOM 151 CA ILE B 23 61.003 -52.251 51.089 1.00 95.08 ATOM 152 C ILE B 23 61.334 -51.392 49.877 1.00103.27 ATOM 153 O ILE B 23 60.856 -51.660 48.768 1.00105.13 ATOM 154 CB ILE B 23 59.818 -51.677 51.886 1.00 86.91 ATOM 155 CG1 ILE B 23 59.423 -52.632 53.012 1.00 84.32 ATOM 156 CG2 ILE B 23 58.629 -51.447 50.975 1.00 89.45 ATOM 157 CD1 ILE B 23 58.176 -52.216 53.755 1.00 83.44 ATOM 158 N ARG B 24 62.156 -50.353 50.052 1.00107.42 ATOM 159 CA ARG B 24 62.475 -49.492 48.920 1.00104.62 ATOM 160 C ARG B 24 63.281 -50.244 47.867 1.00106.81 ATOM 161 O ARG B 24 62.996 -50.137 46.665 1.00106.46 ATOM 162 CB ARG B 24 63.221 -48.252 49.412 1.00101.20 ATOM 163 CG ARG B 24 63.470 -47.186 48.361 1.00104.96 ATOM 164 CD ARG B 24 63.813 -45.861 49.027 1.00101.43 ATOM 165 NE ARG B 24 64.868 -46.009 50.029 1.00 98.75 ATOM 166 CZ ARG B 24 65.169 -45.087 50.939 1.00 97.41 ATOM 167 NH1 ARG B 24 64.491 -43.947 50.981 1.00 96.04 ATOM 168 NH2 ARG B 24 66.144 -45.305 51.812 1.00 93.98 ATOM 169 N GLY B 25 64.279 -51.025 48.294 1.00 99.02 ATOM 170 CA GLY B 25 65.020 -51.834 47.340 1.00 99.49 ATOM 171 C GLY B 25 64.140 -52.852 46.642 1.00 97.17 ATOM 172 O GLY B 25 64.249 -53.055 45.427 1.00 99.83 ATOM 173 N TRP B 26 63.251 -53.502 47.399 1.00 93.15 ATOM 174 CA TRP B 26 62.306 -54.432 46.792 1.00 86.33 ATOM 175 C TRP B 26 61.490 -53.745 45.706 1.00 94.63 ATOM 176 O TRP B 26 61.399 -54.237 44.576 1.00 95.67 ATOM 177 CB TRP B 26 61.388 -55.018 47.862 1.00 79.18 ATOM 178 CG TRP B 26 60.387 -55.992 47.322 1.00 77.78 ATOM 179 CD1 TRP B 26 60.551 -56.837 46.260 1.00 80.13 ATOM 180 CD2 TRP B 26 59.058 -56.213 47.807 1.00 76.12 ATOM 181 NE1 TRP B 26 59.408 -57.576 46.060 1.00 79.79 ATOM 182 CE2 TRP B 26 58.477 -57.210 46.997 1.00 77.39 ATOM 183 CE3 TRP B 26 58.303 -55.666 48.849 1.00 73.97 ATOM 184 CZ2 TRP B 26 57.180 -57.669 47.197 1.00 76.51 ATOM 185 CZ3 TRP B 26 57.014 -56.125 49.045 1.00 73.35 ATOM 186 CH2 TRP B 26 56.466 -57.115 48.225 1.00 74.56 ATOM 187 N LEU B 27 60.903 -52.590 46.029 1.00 91.20 ATOM 188 CA LEU B 27 60.072 -51.876 45.066 1.00 89.62 ATOM 189 C LEU B 27 60.868 -51.432 43.848 1.00 91.29 ATOM 190 O LEU B 27 60.324 -51.376 42.739 1.00 92.62 ATOM 191 CB LEU B 27 59.418 -50.665 45.731 1.00 84.94 ATOM 192 CG LEU B 27 58.329 -50.939 46.763 1.00 82.32 ATOM 193 CD1 LEU B 27 57.802 -49.635 47.333 1.00 81.17 ATOM 194 CD2 LEU B 27 57.211 -51.730 46.129 1.00 82.42 ATOM 195 N SER B 28 62.147 -51.109 44.029 1.00 89.36 ATOM 196 CA SER B 28 62.968 -50.660 42.915 1.00 90.74 ATOM 197 C SER B 28 63.593 -51.804 42.124 1.00101.12 ATOM 198 O SER B 28 64.210 -51.547 41.084 1.00105.41 ATOM 199 CB SER B 28 64.066 -49.723 43.421 1.00 91.08 ATOM 200 OG SER B 28 63.509 -48.671 44.189 1.00 92.75 ATOM 201 N SER B 29 63.460 -53.054 42.581 1.00100.04 ATOM 202 CA SER B 29 63.988 -54.192 41.833 1.00 96.43 ATOM 203 C SER B 29 62.942 -55.285 41.632 1.00 95.66 ATOM 204 O SER B 29 63.293 -56.458 41.491 1.00 93.62 ATOM 205 CB SER B 29 65.223 -54.775 42.524 1.00 93.82 ATOM 206 OG SER B 29 64.894 -55.326 43.789 1.00 95.25 ATOM 207 N LYS B 30 61.664 -54.924 41.599 1.00 93.79 ATOM 208 CA LYS B 30 60.575 -55.887 41.525 1.00 91.22 ATOM 209 C LYS B 30 59.940 -55.886 40.139 1.00 94.16 ATOM 210 O LYS B 30 59.859 -54.847 39.478 1.00 95.46 ATOM 211 CB LYS B 30 59.508 -55.575 42.581 1.00 86.09 ATOM 212 CG LYS B 30 58.340 -56.535 42.603 1.00 87.16 ATOM 213 CD LYS B 30 57.208 -56.002 43.453 1.00 81.28 ATOM 214 CE LYS B 30 56.034 -56.964 43.440 1.00 80.01 ATOM 215 NZ LYS B 30 55.503 -57.159 42.064 1.00 80.34 TER