HEADER MEMBRANE PROTEIN 31-DEC-69 7W2B TITLE The closed conformation of the sigma-1 receptor from Xenopus laevis COMPND MOL_ID: 1; COMPND 2 MOLECULE: Sigma non-opioid intracellular receptor 1; COMPND 3 CHAIN: A, C, E, D, F, B, G, H, I, J, K, L; COMPND 4 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.20 ANGSTORMS DBREF 7W2B F 1 221 UNP Q6DCU6 SGMR1_XENLA 1 221 SEQRES 1 F 28 LEU TRP LEU GLY LEU ARG ALA VAL LEU VAL VAL ALA GLY SEQRES 2 F 28 LEU ALA VAL LEU LEU GLN LEU ILE ARG GLY TRP LEU SER SEQRES 3 F 28 SER LYS ATOM 1 N LEU H 3 -51.992 20.240-105.413 1.00125.99 ATOM 2 CA LEU H 3 -51.289 20.132-104.139 1.00123.23 ATOM 3 C LEU H 3 -49.782 20.299-104.322 1.00125.29 ATOM 4 O LEU H 3 -49.009 19.377-104.058 1.00124.86 ATOM 5 CB LEU H 3 -51.597 18.790-103.469 1.00119.33 ATOM 6 CG LEU H 3 -53.042 18.573-103.015 1.00115.71 ATOM 7 CD1 LEU H 3 -53.224 17.168-102.457 1.00113.33 ATOM 8 CD2 LEU H 3 -53.443 19.619-101.985 1.00114.71 ATOM 9 N TRP H 4 -49.376 21.489-104.775 1.00116.92 ATOM 10 CA TRP H 4 -47.957 21.767-104.985 1.00118.58 ATOM 11 C TRP H 4 -47.200 21.826-103.662 1.00116.40 ATOM 12 O TRP H 4 -46.059 21.354-103.572 1.00116.37 ATOM 13 CB TRP H 4 -47.795 23.079-105.758 1.00122.41 ATOM 14 CG TRP H 4 -46.364 23.501-105.972 1.00124.71 ATOM 15 CD1 TRP H 4 -45.648 24.386-105.214 1.00125.22 ATOM 16 CD2 TRP H 4 -45.486 23.075-107.024 1.00127.26 ATOM 17 NE1 TRP H 4 -44.378 24.525-105.720 1.00127.90 ATOM 18 CE2 TRP H 4 -44.253 23.733-106.832 1.00129.14 ATOM 19 CE3 TRP H 4 -45.621 22.196-108.106 1.00128.44 ATOM 20 CZ2 TRP H 4 -43.163 23.540-107.681 1.00132.05 ATOM 21 CZ3 TRP H 4 -44.537 22.006-108.947 1.00131.31 ATOM 22 CH2 TRP H 4 -43.325 22.675-108.729 1.00133.03 ATOM 23 N LEU H 5 -47.821 22.395-102.624 1.00127.39 ATOM 24 CA LEU H 5 -47.186 22.501-101.315 1.00125.27 ATOM 25 C LEU H 5 -46.939 21.146-100.669 1.00121.76 ATOM 26 O LEU H 5 -46.071 21.040 -99.796 1.00119.98 ATOM 27 CB LEU H 5 -48.036 23.366-100.382 1.00122.02 ATOM 28 CG LEU H 5 -48.075 24.865-100.684 1.00125.12 ATOM 29 CD1 LEU H 5 -49.025 25.579 -99.733 1.00121.62 ATOM 30 CD2 LEU H 5 -46.679 25.464-100.603 1.00127.37 ATOM 31 N GLY H 6 -47.677 20.116-101.067 1.00125.99 ATOM 32 CA GLY H 6 -47.428 18.793-100.547 1.00123.51 ATOM 33 C GLY H 6 -46.480 17.962-101.370 1.00124.40 ATOM 34 O GLY H 6 -46.220 16.809-101.015 1.00122.54 ATOM 35 N LEU H 7 -45.950 18.514-102.465 1.00129.00 ATOM 36 CA LEU H 7 -45.034 17.750-103.304 1.00131.31 ATOM 37 C LEU H 7 -43.773 17.380-102.535 1.00130.99 ATOM 38 O LEU H 7 -43.350 16.217-102.535 1.00130.14 ATOM 39 CB LEU H 7 -44.686 18.552-104.560 1.00134.23 ATOM 40 CG LEU H 7 -43.954 17.804-105.677 1.00135.49 ATOM 41 CD1 LEU H 7 -44.858 16.769-106.330 1.00134.31 ATOM 42 CD2 LEU H 7 -43.406 18.778-106.708 1.00138.69 ATOM 43 N ARG H 8 -43.170 18.355-101.847 1.00134.05 ATOM 44 CA ARG H 8 -41.963 18.062-101.084 1.00133.40 ATOM 45 C ARG H 8 -42.266 17.119 -99.928 1.00129.41 ATOM 46 O ARG H 8 -41.477 16.218 -99.635 1.00129.11 ATOM 47 CB ARG H 8 -41.314 19.344-100.560 1.00134.57 ATOM 48 CG ARG H 8 -39.885 19.105-100.078 1.00136.37 ATOM 49 CD ARG H 8 -39.184 20.367 -99.608 1.00138.45 ATOM 50 NE ARG H 8 -39.661 20.794 -98.296 1.00134.61 ATOM 51 CZ ARG H 8 -39.108 20.416 -97.147 1.00131.81 ATOM 52 NH1 ARG H 8 -38.176 19.472 -97.139 1.00132.82 ATOM 53 NH2 ARG H 8 -39.593 20.863 -95.997 1.00127.25 ATOM 54 N ALA H 9 -43.408 17.308 -99.262 1.00135.73 ATOM 55 CA ALA H 9 -43.744 16.473 -98.113 1.00128.96 ATOM 56 C ALA H 9 -44.027 15.034 -98.533 1.00128.33 ATOM 57 O ALA H 9 -43.531 14.085 -97.911 1.00125.88 ATOM 58 CB ALA H 9 -44.939 17.069 -97.370 1.00123.42 ATOM 59 N VAL H 10 -44.829 14.852 -99.586 1.00127.27 ATOM 60 CA VAL H 10 -45.086 13.507-100.095 1.00126.46 ATOM 61 C VAL H 10 -43.789 12.863-100.565 1.00131.29 ATOM 62 O VAL H 10 -43.541 11.676-100.313 1.00129.81 ATOM 63 CB VAL H 10 -46.141 13.548-101.217 1.00128.77 ATOM 64 CG1 VAL H 10 -46.217 12.206-101.930 1.00128.18 ATOM 65 CG2 VAL H 10 -47.501 13.914-100.648 1.00121.88 ATOM 66 N LEU H 11 -42.935 13.636-101.244 1.00126.93 ATOM 67 CA LEU H 11 -41.658 13.097-101.697 1.00128.96 ATOM 68 C LEU H 11 -40.787 12.669-100.525 1.00127.86 ATOM 69 O LEU H 11 -40.155 11.613-100.576 1.00128.10 ATOM 70 CB LEU H 11 -40.924 14.116-102.567 1.00131.98 ATOM 71 CG LEU H 11 -41.376 14.138-104.025 1.00133.70 ATOM 72 CD1 LEU H 11 -40.598 15.179-104.809 1.00136.39 ATOM 73 CD2 LEU H 11 -41.205 12.756-104.638 1.00132.46 ATOM 74 N VAL H 12 -40.737 13.474 -99.463 1.00128.01 ATOM 75 CA VAL H 12 -39.903 13.130 -98.316 1.00126.80 ATOM 76 C VAL H 12 -40.433 11.883 -97.622 1.00123.96 ATOM 77 O VAL H 12 -39.662 10.986 -97.263 1.00123.25 ATOM 78 CB VAL H 12 -39.806 14.323 -97.347 1.00127.24 ATOM 79 CG1 VAL H 12 -39.277 13.872 -95.997 1.00125.78 ATOM 80 CG2 VAL H 12 -38.910 15.406 -97.928 1.00130.50 ATOM 81 N VAL H 13 -41.756 11.780 -97.460 1.00133.34 ATOM 82 CA VAL H 13 -42.327 10.600 -96.810 1.00126.41 ATOM 83 C VAL H 13 -42.052 9.349 -97.638 1.00130.00 ATOM 84 O VAL H 13 -41.585 8.324 -97.119 1.00128.19 ATOM 85 CB VAL H 13 -43.837 10.792 -96.574 1.00120.43 ATOM 86 CG1 VAL H 13 -44.470 9.493 -96.096 1.00114.83 ATOM 87 CG2 VAL H 13 -44.082 11.900 -95.575 1.00117.33 ATOM 88 N ALA H 14 -42.326 9.421 -98.944 1.00123.25 ATOM 89 CA ALA H 14 -42.116 8.269 -99.813 1.00125.78 ATOM 90 C ALA H 14 -40.643 7.892 -99.892 1.00129.52 ATOM 91 O ALA H 14 -40.300 6.706 -99.862 1.00128.50 ATOM 92 CB ALA H 14 -42.673 8.556-101.207 1.00127.91 ATOM 93 N GLY H 15 -39.758 8.884-100.008 1.00128.05 ATOM 94 CA GLY H 15 -38.338 8.596-100.067 1.00129.92 ATOM 95 C GLY H 15 -37.822 7.971 -98.790 1.00128.62 ATOM 96 O GLY H 15 -37.017 7.041 -98.830 1.00129.09 ATOM 97 N LEU H 16 -38.285 8.464 -97.637 1.00131.83 ATOM 98 CA LEU H 16 -37.875 7.865 -96.374 1.00128.71 ATOM 99 C LEU H 16 -38.357 6.425 -96.274 1.00126.26 ATOM 100 O LEU H 16 -37.597 5.540 -95.869 1.00127.36 ATOM 101 CB LEU H 16 -38.391 8.695 -95.199 1.00122.20 ATOM 102 CG LEU H 16 -37.634 9.997 -94.918 1.00124.35 ATOM 103 CD1 LEU H 16 -38.168 10.677 -93.668 1.00117.90 ATOM 104 CD2 LEU H 16 -36.140 9.743 -94.795 1.00128.77 ATOM 105 N ALA H 17 -39.608 6.164 -96.663 1.00127.04 ATOM 106 CA ALA H 17 -40.121 4.796 -96.619 1.00123.50 ATOM 107 C ALA H 17 -39.337 3.879 -97.556 1.00128.59 ATOM 108 O ALA H 17 -38.944 2.769 -97.175 1.00128.16 ATOM 109 CB ALA H 17 -41.609 4.780 -96.965 1.00118.36 ATOM 110 N VAL H 18 -39.099 4.333 -98.790 1.00126.71 ATOM 111 CA VAL H 18 -38.387 3.519 -99.774 1.00129.05 ATOM 112 C VAL H 18 -36.956 3.257 -99.325 1.00130.75 ATOM 113 O VAL H 18 -36.453 2.133 -99.434 1.00130.66 ATOM 114 CB VAL H 18 -38.429 4.196-101.157 1.00130.82 ATOM 115 CG1 VAL H 18 -37.472 3.508-102.118 1.00131.79 ATOM 116 CG2 VAL H 18 -39.841 4.174-101.714 1.00129.02 ATOM 117 N LEU H 19 -36.276 4.287 -98.813 1.00130.31 ATOM 118 CA LEU H 19 -34.895 4.121 -98.380 1.00131.95 ATOM 119 C LEU H 19 -34.809 3.225 -97.153 1.00129.86 ATOM 120 O LEU H 19 -33.886 2.412 -97.040 1.00130.30 ATOM 121 CB LEU H 19 -34.267 5.487 -98.100 1.00134.22 ATOM 122 CG LEU H 19 -32.746 5.588 -98.229 1.00136.85 ATOM 123 CD1 LEU H 19 -32.313 5.338 -99.664 1.00138.12 ATOM 124 CD2 LEU H 19 -32.256 6.945 -97.751 1.00139.31 ATOM 125 N LEU H 20 -35.771 3.342 -96.233 1.00134.84 ATOM 126 CA LEU H 20 -35.807 2.455 -95.077 1.00131.84 ATOM 127 C LEU H 20 -35.993 1.008 -95.510 1.00131.00 ATOM 128 O LEU H 20 -35.287 0.109 -95.036 1.00130.81 ATOM 129 CB LEU H 20 -36.923 2.885 -94.123 1.00126.30 ATOM 130 CG LEU H 20 -37.278 1.929 -92.981 1.00121.27 ATOM 131 CD1 LEU H 20 -36.107 1.749 -92.031 1.00122.16 ATOM 132 CD2 LEU H 20 -38.507 2.425 -92.232 1.00114.61 ATOM 133 N GLN H 21 -36.943 0.763 -96.417 1.00131.86 ATOM 134 CA GLN H 21 -37.155 -0.593 -96.913 1.00131.45 ATOM 135 C GLN H 21 -35.914 -1.127 -97.620 1.00133.61 ATOM 136 O GLN H 21 -35.534 -2.287 -97.428 1.00133.23 ATOM 137 CB GLN H 21 -38.367 -0.630 -97.845 1.00130.45 ATOM 138 CG GLN H 21 -39.691 -0.421 -97.129 1.00126.45 ATOM 139 CD GLN H 21 -39.894 -1.407 -95.994 1.00123.68 ATOM 140 OE1 GLN H 21 -39.763 -1.057 -94.820 1.00121.36 ATOM 141 NE2 GLN H 21 -40.209 -2.652 -96.341 1.00123.52 ATOM 142 N LEU H 22 -35.266 -0.292 -98.436 1.00127.89 ATOM 143 CA LEU H 22 -34.081 -0.731 -99.167 1.00129.30 ATOM 144 C LEU H 22 -32.944 -1.076 -98.212 1.00130.06 ATOM 145 O LEU H 22 -32.296 -2.121 -98.350 1.00130.03 ATOM 146 CB LEU H 22 -33.656 0.353-100.161 1.00131.52 ATOM 147 CG LEU H 22 -32.672 -0.003-101.280 1.00133.45 ATOM 148 CD1 LEU H 22 -32.905 0.908-102.474 1.00134.43 ATOM 149 CD2 LEU H 22 -31.225 0.098-100.817 1.00134.83 ATOM 150 N ILE H 23 -32.693 -0.208 -97.227 1.00126.53 ATOM 151 CA ILE H 23 -31.608 -0.443 -96.278 1.00126.39 ATOM 152 C ILE H 23 -31.895 -1.677 -95.430 1.00124.46 ATOM 153 O ILE H 23 -30.992 -2.472 -95.143 1.00124.52 ATOM 154 CB ILE H 23 -31.383 0.807 -95.406 1.00127.71 ATOM 155 CG1 ILE H 23 -30.905 1.978 -96.266 1.00130.12 ATOM 156 CG2 ILE H 23 -30.377 0.521 -94.305 1.00128.16 ATOM 157 CD1 ILE H 23 -30.928 3.308 -95.546 1.00131.24 ATOM 158 N ARG H 24 -33.155 -1.869 -95.030 1.00133.94 ATOM 159 CA ARG H 24 -33.492 -3.025 -94.205 1.00131.77 ATOM 160 C ARG H 24 -33.383 -4.322 -95.000 1.00132.34 ATOM 161 O ARG H 24 -32.880 -5.330 -94.487 1.00132.08 ATOM 162 CB ARG H 24 -34.895 -2.852 -93.624 1.00129.07 ATOM 163 CG ARG H 24 -35.228 -3.801 -92.486 1.00127.46 ATOM 164 CD ARG H 24 -35.872 -3.057 -91.322 1.00124.62 ATOM 165 NE ARG H 24 -37.013 -2.247 -91.743 1.00121.55 ATOM 166 CZ ARG H 24 -37.746 -1.503 -90.919 1.00117.05 ATOM 167 NH1 ARG H 24 -37.461 -1.468 -89.625 1.00115.44 ATOM 168 NH2 ARG H 24 -38.765 -0.797 -91.387 1.00115.13 ATOM 169 N GLY H 25 -33.832 -4.315 -96.258 1.00125.93 ATOM 170 CA GLY H 25 -33.667 -5.491 -97.096 1.00127.01 ATOM 171 C GLY H 25 -32.211 -5.808 -97.369 1.00128.33 ATOM 172 O GLY H 25 -31.816 -6.977 -97.403 1.00129.07 ATOM 173 N TRP H 26 -31.390 -4.772 -97.565 1.00120.89 ATOM 174 CA TRP H 26 -29.955 -4.988 -97.715 1.00122.18 ATOM 175 C TRP H 26 -29.371 -5.621 -96.459 1.00121.44 ATOM 176 O TRP H 26 -28.687 -6.646 -96.531 1.00121.75 ATOM 177 CB TRP H 26 -29.248 -3.670 -98.032 1.00123.67 ATOM 178 CG TRP H 26 -27.787 -3.839 -98.336 1.00125.01 ATOM 179 CD1 TRP H 26 -27.181 -4.948 -98.853 1.00125.66 ATOM 180 CD2 TRP H 26 -26.748 -2.875 -98.128 1.00126.56 ATOM 181 NE1 TRP H 26 -25.831 -4.731 -98.987 1.00126.99 ATOM 182 CE2 TRP H 26 -25.539 -3.466 -98.548 1.00127.76 ATOM 183 CE3 TRP H 26 -26.723 -1.568 -97.631 1.00127.57 ATOM 184 CZ2 TRP H 26 -24.319 -2.796 -98.487 1.00129.62 ATOM 185 CZ3 TRP H 26 -25.510 -0.905 -97.570 1.00130.32 ATOM 186 CH2 TRP H 26 -24.325 -1.520 -97.996 1.00131.23 ATOM 187 N LEU H 27 -29.648 -5.028 -95.293 1.00120.16 ATOM 188 CA LEU H 27 -29.158 -5.581 -94.034 1.00119.35 ATOM 189 C LEU H 27 -29.613 -7.020 -93.832 1.00118.48 ATOM 190 O LEU H 27 -28.877 -7.829 -93.256 1.00118.66 ATOM 191 CB LEU H 27 -29.623 -4.714 -92.864 1.00118.16 ATOM 192 CG LEU H 27 -28.994 -3.327 -92.743 1.00119.33 ATOM 193 CD1 LEU H 27 -29.745 -2.488 -91.724 1.00118.23 ATOM 194 CD2 LEU H 27 -27.532 -3.448 -92.363 1.00120.91 ATOM 195 N SER H 28 -30.816 -7.358 -94.298 1.00124.89 ATOM 196 CA SER H 28 -31.297 -8.727 -94.155 1.00124.43 ATOM 197 C SER H 28 -30.615 -9.673 -95.138 1.00126.18 ATOM 198 O SER H 28 -30.387 -10.843 -94.810 1.00126.52 ATOM 199 CB SER H 28 -32.815 -8.770 -94.336 1.00124.52 ATOM 200 OG SER H 28 -33.305 -10.096 -94.242 1.00125.31 ATOM 201 N SER H 29 -30.270 -9.188 -96.333 1.00125.52 ATOM 202 CA SER H 29 -29.725 -10.025 -97.395 1.00127.91 ATOM 203 C SER H 29 -28.255 -9.731 -97.692 1.00131.69 ATOM 204 O SER H 29 -27.772 -10.057 -98.781 1.00134.41 ATOM 205 CB SER H 29 -30.559 -9.867 -98.666 1.00129.37 ATOM 206 OG SER H 29 -31.916 -10.191 -98.422 1.00125.90 ATOM 207 N LYS H 30 -27.535 -9.127 -96.751 1.00120.04 ATOM 208 CA LYS H 30 -26.118 -8.831 -96.918 1.00122.19 ATOM 209 C LYS H 30 -25.282 -9.841 -96.148 1.00117.74 ATOM 210 O LYS H 30 -25.590 -10.169 -94.998 1.00112.74 ATOM 211 CB LYS H 30 -25.784 -7.417 -96.434 1.00125.13 ATOM 212 CG LYS H 30 -24.326 -7.020 -96.597 1.00127.53 ATOM 213 CD LYS H 30 -24.088 -5.591 -96.138 1.00130.24 ATOM 214 CE LYS H 30 -22.645 -5.170 -96.365 1.00130.60 ATOM 215 NZ LYS H 30 -21.696 -5.986 -95.562 1.00125.39 TER