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 K 1 221 UNP Q6DCU6 SGMR1_XENLA 1 221 SEQRES 1 K 29 ALA LEU TRP LEU GLY LEU ARG ALA VAL LEU VAL VAL ALA SEQRES 2 K 29 GLY LEU ALA VAL LEU LEU GLN LEU ILE ARG GLY TRP LEU SEQRES 3 K 29 SER SER LYS ATOM 1 N ALA K 2 42.092 52.674 91.975 1.00170.07 ATOM 2 CA ALA K 2 41.129 51.688 91.496 1.00165.18 ATOM 3 C ALA K 2 41.807 50.661 90.597 1.00164.99 ATOM 4 O ALA K 2 41.162 49.745 90.085 1.00161.27 ATOM 5 CB ALA K 2 39.989 52.372 90.754 1.00162.36 ATOM 6 N LEU K 3 43.117 50.820 90.411 1.00157.38 ATOM 7 CA LEU K 3 43.865 49.927 89.537 1.00161.62 ATOM 8 C LEU K 3 44.181 48.588 90.193 1.00162.62 ATOM 9 O LEU K 3 44.443 47.613 89.478 1.00164.75 ATOM 10 CB LEU K 3 45.160 50.608 89.084 1.00167.36 ATOM 11 CG LEU K 3 45.932 49.980 87.920 1.00162.94 ATOM 12 CD1 LEU K 3 45.068 49.907 86.669 1.00162.08 ATOM 13 CD2 LEU K 3 47.213 50.757 87.647 1.00163.62 ATOM 14 N TRP K 4 44.154 48.512 91.529 1.00144.59 ATOM 15 CA TRP K 4 44.503 47.257 92.189 1.00144.93 ATOM 16 C TRP K 4 43.405 46.213 92.025 1.00143.25 ATOM 17 O TRP K 4 43.694 45.044 91.744 1.00143.27 ATOM 18 CB TRP K 4 44.795 47.478 93.672 1.00146.02 ATOM 19 CG TRP K 4 45.002 46.173 94.380 1.00146.27 ATOM 20 CD1 TRP K 4 44.118 45.533 95.202 1.00145.50 ATOM 21 CD2 TRP K 4 46.153 45.325 94.292 1.00147.43 ATOM 22 NE1 TRP K 4 44.656 44.348 95.646 1.00146.16 ATOM 23 CE2 TRP K 4 45.905 44.197 95.101 1.00147.31 ATOM 24 CE3 TRP K 4 47.375 45.415 93.615 1.00148.63 ATOM 25 CZ2 TRP K 4 46.833 43.168 95.251 1.00148.32 ATOM 26 CZ3 TRP K 4 48.294 44.393 93.765 1.00150.48 ATOM 27 CH2 TRP K 4 48.018 43.284 94.576 1.00149.41 ATOM 28 N LEU K 5 42.140 46.599 92.215 1.00160.15 ATOM 29 CA LEU K 5 41.072 45.657 91.916 1.00156.99 ATOM 30 C LEU K 5 40.940 45.438 90.416 1.00157.70 ATOM 31 O LEU K 5 40.399 44.414 89.991 1.00158.17 ATOM 32 CB LEU K 5 39.755 46.146 92.513 1.00155.77 ATOM 33 CG LEU K 5 38.712 45.054 92.760 1.00157.15 ATOM 34 CD1 LEU K 5 39.369 43.856 93.430 1.00156.84 ATOM 35 CD2 LEU K 5 37.591 45.594 93.624 1.00153.77 ATOM 36 N GLY K 6 41.419 46.382 89.612 1.00159.08 ATOM 37 CA GLY K 6 41.521 46.273 88.169 1.00158.76 ATOM 38 C GLY K 6 42.709 45.470 87.677 1.00160.01 ATOM 39 O GLY K 6 42.883 45.338 86.463 1.00159.97 ATOM 40 N LEU K 7 43.565 45.007 88.594 1.00163.01 ATOM 41 CA LEU K 7 44.806 44.333 88.216 1.00167.17 ATOM 42 C LEU K 7 44.564 43.074 87.391 1.00164.50 ATOM 43 O LEU K 7 45.244 42.848 86.382 1.00164.24 ATOM 44 CB LEU K 7 45.598 43.982 89.474 1.00171.85 ATOM 45 CG LEU K 7 46.868 43.142 89.302 1.00174.09 ATOM 46 CD1 LEU K 7 47.961 43.927 88.589 1.00176.04 ATOM 47 CD2 LEU K 7 47.348 42.611 90.650 1.00177.50 ATOM 48 N ARG K 8 43.614 42.230 87.802 1.00164.03 ATOM 49 CA ARG K 8 43.368 41.019 87.024 1.00160.45 ATOM 50 C ARG K 8 42.878 41.360 85.626 1.00157.09 ATOM 51 O ARG K 8 43.330 40.766 84.640 1.00157.58 ATOM 52 CB ARG K 8 42.375 40.090 87.720 1.00156.90 ATOM 53 CG ARG K 8 42.272 38.752 86.982 1.00156.81 ATOM 54 CD ARG K 8 41.191 37.811 87.497 1.00155.85 ATOM 55 NE ARG K 8 41.148 36.596 86.681 1.00155.96 ATOM 56 CZ ARG K 8 40.418 35.519 86.960 1.00155.53 ATOM 57 NH1 ARG K 8 39.657 35.493 88.044 1.00154.94 ATOM 58 NH2 ARG K 8 40.452 34.463 86.157 1.00155.81 ATOM 59 N ALA K 9 41.964 42.323 85.520 1.00161.59 ATOM 60 CA ALA K 9 41.441 42.699 84.213 1.00159.23 ATOM 61 C ALA K 9 42.528 43.320 83.341 1.00163.70 ATOM 62 O ALA K 9 42.583 43.061 82.136 1.00165.52 ATOM 63 CB ALA K 9 40.259 43.651 84.378 1.00159.29 ATOM 64 N VAL K 10 43.408 44.132 83.931 1.00161.13 ATOM 65 CA VAL K 10 44.482 44.746 83.157 1.00164.26 ATOM 66 C VAL K 10 45.466 43.690 82.668 1.00165.33 ATOM 67 O VAL K 10 45.881 43.708 81.504 1.00164.12 ATOM 68 CB VAL K 10 45.188 45.835 83.988 1.00168.18 ATOM 69 CG1 VAL K 10 46.487 46.253 83.322 1.00173.18 ATOM 70 CG2 VAL K 10 44.279 47.040 84.160 1.00160.79 ATOM 71 N LEU K 11 45.830 42.738 83.531 1.00166.25 ATOM 72 CA LEU K 11 46.730 41.670 83.106 1.00168.51 ATOM 73 C LEU K 11 46.098 40.813 82.016 1.00164.81 ATOM 74 O LEU K 11 46.754 40.474 81.022 1.00162.77 ATOM 75 CB LEU K 11 47.116 40.807 84.308 1.00169.44 ATOM 76 CG LEU K 11 48.150 39.702 84.077 1.00173.38 ATOM 77 CD1 LEU K 11 49.500 40.291 83.693 1.00178.14 ATOM 78 CD2 LEU K 11 48.276 38.809 85.304 1.00171.38 ATOM 79 N VAL K 12 44.811 40.487 82.164 1.00165.21 ATOM 80 CA VAL K 12 44.132 39.653 81.178 1.00164.53 ATOM 81 C VAL K 12 44.009 40.379 79.845 1.00164.49 ATOM 82 O VAL K 12 44.259 39.796 78.787 1.00165.08 ATOM 83 CB VAL K 12 42.759 39.208 81.716 1.00162.85 ATOM 84 CG1 VAL K 12 41.862 38.748 80.580 1.00161.95 ATOM 85 CG2 VAL K 12 42.934 38.098 82.742 1.00163.19 ATOM 86 N VAL K 13 43.615 41.655 79.869 1.00168.00 ATOM 87 CA VAL K 13 43.487 42.426 78.635 1.00165.73 ATOM 88 C VAL K 13 44.844 42.594 77.963 1.00172.12 ATOM 89 O VAL K 13 44.958 42.498 76.735 1.00171.38 ATOM 90 CB VAL K 13 42.808 43.780 78.916 1.00161.89 ATOM 91 CG1 VAL K 13 42.973 44.721 77.731 1.00161.85 ATOM 92 CG2 VAL K 13 41.331 43.568 79.218 1.00156.36 ATOM 93 N ALA K 14 45.893 42.863 78.749 1.00170.72 ATOM 94 CA ALA K 14 47.227 42.992 78.173 1.00172.88 ATOM 95 C ALA K 14 47.656 41.694 77.506 1.00173.80 ATOM 96 O ALA K 14 48.188 41.708 76.390 1.00177.58 ATOM 97 CB ALA K 14 48.230 43.402 79.251 1.00174.30 ATOM 98 N GLY K 15 47.416 40.559 78.167 1.00173.56 ATOM 99 CA GLY K 15 47.753 39.284 77.558 1.00173.76 ATOM 100 C GLY K 15 46.952 39.025 76.297 1.00171.31 ATOM 101 O GLY K 15 47.497 38.588 75.281 1.00173.67 ATOM 102 N LEU K 16 45.649 39.312 76.337 1.00172.16 ATOM 103 CA LEU K 16 44.800 39.081 75.176 1.00167.43 ATOM 104 C LEU K 16 45.209 39.959 74.006 1.00170.40 ATOM 105 O LEU K 16 45.173 39.511 72.857 1.00175.13 ATOM 106 CB LEU K 16 43.333 39.333 75.529 1.00166.87 ATOM 107 CG LEU K 16 42.639 38.361 76.485 1.00167.78 ATOM 108 CD1 LEU K 16 41.225 38.824 76.806 1.00171.86 ATOM 109 CD2 LEU K 16 42.621 36.958 75.904 1.00166.21 ATOM 110 N ALA K 17 45.672 41.182 74.271 1.00173.09 ATOM 111 CA ALA K 17 46.032 42.030 73.144 1.00174.08 ATOM 112 C ALA K 17 47.433 41.734 72.634 1.00180.51 ATOM 113 O ALA K 17 47.652 41.757 71.418 1.00180.61 ATOM 114 CB ALA K 17 45.924 43.504 73.540 1.00171.23 ATOM 115 N VAL K 18 48.353 41.322 73.512 1.00172.96 ATOM 116 CA VAL K 18 49.659 40.912 73.007 1.00175.66 ATOM 117 C VAL K 18 49.521 39.612 72.234 1.00178.70 ATOM 118 O VAL K 18 50.213 39.406 71.231 1.00183.45 ATOM 119 CB VAL K 18 50.710 40.805 74.131 1.00179.54 ATOM 120 CG1 VAL K 18 50.885 42.144 74.832 1.00180.68 ATOM 121 CG2 VAL K 18 50.364 39.706 75.123 1.00180.77 ATOM 122 N LEU K 19 48.534 38.788 72.580 1.00179.62 ATOM 123 CA LEU K 19 48.400 37.502 71.918 1.00178.85 ATOM 124 C LEU K 19 47.567 37.591 70.651 1.00178.96 ATOM 125 O LEU K 19 47.847 36.864 69.696 1.00183.81 ATOM 126 CB LEU K 19 47.777 36.477 72.871 1.00169.95 ATOM 127 CG LEU K 19 48.719 35.849 73.900 1.00169.00 ATOM 128 CD1 LEU K 19 47.944 34.947 74.847 1.00173.09 ATOM 129 CD2 LEU K 19 49.838 35.080 73.215 1.00168.95 ATOM 130 N LEU K 20 46.596 38.502 70.577 1.00183.39 ATOM 131 CA LEU K 20 45.979 38.776 69.286 1.00180.99 ATOM 132 C LEU K 20 46.991 39.401 68.332 1.00186.59 ATOM 133 O LEU K 20 47.149 38.941 67.194 1.00188.56 ATOM 134 CB LEU K 20 44.753 39.676 69.453 1.00175.64 ATOM 135 CG LEU K 20 43.934 39.919 68.178 1.00171.97 ATOM 136 CD1 LEU K 20 43.512 38.607 67.529 1.00169.75 ATOM 137 CD2 LEU K 20 42.717 40.783 68.469 1.00166.06 ATOM 138 N GLN K 21 47.720 40.431 68.792 1.00178.54 ATOM 139 CA GLN K 21 48.722 41.068 67.942 1.00183.69 ATOM 140 C GLN K 21 49.819 40.094 67.522 1.00187.97 ATOM 141 O GLN K 21 50.402 40.250 66.443 1.00189.09 ATOM 142 CB GLN K 21 49.325 42.279 68.656 1.00188.11 ATOM 143 CG GLN K 21 48.752 43.635 68.227 1.00191.86 ATOM 144 CD GLN K 21 47.377 43.931 68.810 1.00185.38 ATOM 145 OE1 GLN K 21 46.649 43.027 69.220 1.00176.81 ATOM 146 NE2 GLN K 21 47.018 45.210 68.850 1.00185.19 ATOM 147 N LEU K 22 50.115 39.084 68.346 1.00177.09 ATOM 148 CA LEU K 22 51.118 38.099 67.958 1.00179.78 ATOM 149 C LEU K 22 50.542 37.060 67.000 1.00178.62 ATOM 150 O LEU K 22 51.117 36.802 65.938 1.00178.49 ATOM 151 CB LEU K 22 51.701 37.427 69.205 1.00176.50 ATOM 152 CG LEU K 22 52.965 36.571 69.069 1.00181.41 ATOM 153 CD1 LEU K 22 53.772 36.646 70.354 1.00181.87 ATOM 154 CD2 LEU K 22 52.634 35.120 68.741 1.00178.26 ATOM 155 N ILE K 23 49.394 36.470 67.347 1.00176.15 ATOM 156 CA ILE K 23 48.887 35.315 66.615 1.00172.12 ATOM 157 C ILE K 23 48.324 35.726 65.260 1.00172.57 ATOM 158 O ILE K 23 48.532 35.029 64.259 1.00174.26 ATOM 159 CB ILE K 23 47.843 34.567 67.466 1.00164.97 ATOM 160 CG1 ILE K 23 48.513 33.923 68.682 1.00165.70 ATOM 161 CG2 ILE K 23 47.127 33.511 66.638 1.00163.41 ATOM 162 CD1 ILE K 23 47.543 33.274 69.642 1.00161.52 ATOM 163 N ARG K 24 47.596 36.848 65.193 1.00185.67 ATOM 164 CA ARG K 24 47.039 37.255 63.907 1.00184.02 ATOM 165 C ARG K 24 48.135 37.637 62.919 1.00187.03 ATOM 166 O ARG K 24 47.988 37.407 61.714 1.00184.34 ATOM 167 CB ARG K 24 46.054 38.409 64.094 1.00178.61 ATOM 168 CG ARG K 24 45.183 38.680 62.874 1.00178.65 ATOM 169 CD ARG K 24 44.204 39.819 63.121 1.00174.79 ATOM 170 NE ARG K 24 44.880 41.098 63.323 1.00172.24 ATOM 171 CZ ARG K 24 45.219 41.928 62.341 1.00172.87 ATOM 172 NH1 ARG K 24 44.948 41.613 61.081 1.00171.70 ATOM 173 NH2 ARG K 24 45.830 43.073 62.616 1.00173.72 ATOM 174 N GLY K 25 49.240 38.206 63.407 1.00169.91 ATOM 175 CA GLY K 25 50.368 38.486 62.535 1.00172.63 ATOM 176 C GLY K 25 51.176 37.255 62.183 1.00177.68 ATOM 177 O GLY K 25 51.740 37.177 61.087 1.00182.90 ATOM 178 N TRP K 26 51.247 36.283 63.097 1.00162.64 ATOM 179 CA TRP K 26 51.942 35.032 62.810 1.00164.81 ATOM 180 C TRP K 26 51.197 34.215 61.762 1.00163.64 ATOM 181 O TRP K 26 51.821 33.588 60.898 1.00166.95 ATOM 182 CB TRP K 26 52.113 34.228 64.099 1.00163.16 ATOM 183 CG TRP K 26 52.712 32.869 63.906 1.00165.15 ATOM 184 CD1 TRP K 26 53.722 32.528 63.054 1.00169.61 ATOM 185 CD2 TRP K 26 52.328 31.663 64.577 1.00162.96 ATOM 186 NE1 TRP K 26 53.994 31.186 63.157 1.00170.21 ATOM 187 CE2 TRP K 26 53.151 30.632 64.085 1.00166.15 ATOM 188 CE3 TRP K 26 51.369 31.357 65.548 1.00160.83 ATOM 189 CZ2 TRP K 26 53.045 29.316 64.531 1.00165.23 ATOM 190 CZ3 TRP K 26 51.266 30.050 65.989 1.00160.87 ATOM 191 CH2 TRP K 26 52.099 29.047 65.481 1.00162.98 ATOM 192 N LEU K 27 49.862 34.207 61.823 1.00162.65 ATOM 193 CA LEU K 27 49.072 33.516 60.811 1.00161.49 ATOM 194 C LEU K 27 49.235 34.141 59.431 1.00167.87 ATOM 195 O LEU K 27 49.008 33.462 58.423 1.00167.98 ATOM 196 CB LEU K 27 47.595 33.506 61.211 1.00158.25 ATOM 197 CG LEU K 27 47.231 32.690 62.454 1.00156.78 ATOM 198 CD1 LEU K 27 45.755 32.837 62.791 1.00154.35 ATOM 199 CD2 LEU K 27 47.590 31.230 62.250 1.00158.19 ATOM 200 N SER K 28 49.625 35.414 59.365 1.00166.40 ATOM 201 CA SER K 28 49.865 36.099 58.103 1.00168.75 ATOM 202 C SER K 28 51.314 36.010 57.641 1.00175.24 ATOM 203 O SER K 28 51.622 36.461 56.532 1.00181.01 ATOM 204 CB SER K 28 49.460 37.574 58.218 1.00173.62 ATOM 205 OG SER K 28 49.749 38.281 57.025 1.00182.16 ATOM 206 N SER K 29 52.207 35.443 58.456 1.00166.28 ATOM 207 CA SER K 29 53.618 35.336 58.109 1.00167.60 ATOM 208 C SER K 29 54.144 33.910 58.222 1.00164.06 ATOM 209 O SER K 29 55.364 33.711 58.199 1.00165.33 ATOM 210 CB SER K 29 54.460 36.267 58.991 1.00173.94 ATOM 211 OG SER K 29 54.026 37.611 58.880 1.00180.79 ATOM 212 N LYS K 30 53.267 32.919 58.341 1.00163.53 ATOM 213 CA LYS K 30 53.673 31.533 58.517 1.00155.24 ATOM 214 C LYS K 30 53.522 30.767 57.210 1.00153.27 ATOM 215 O LYS K 30 52.518 30.909 56.505 1.00152.03 ATOM 216 CB LYS K 30 52.846 30.855 59.612 1.00146.64 ATOM 217 CG LYS K 30 53.258 29.421 59.910 1.00144.01 ATOM 218 CD LYS K 30 52.372 28.803 60.982 1.00138.18 ATOM 219 CE LYS K 30 52.840 27.403 61.353 1.00136.66 ATOM 220 NZ LYS K 30 52.840 26.485 60.180 1.00134.27 TER