HEADER MEMBRANE PROTEIN 31-DEC-69 7W2E TITLE An open-like 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, B, C, D, E, F, G, H, I, J, K, L; COMPND 4 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.56 ANGSTORMS DBREF 7W2E D 1 221 UNP Q6DCU6 SGMR1_XENLA 1 221 SEQRES 1 D 34 SER VAL ASP THR MET ALA LEU TRP LEU GLY LEU ARG ALA SEQRES 2 D 34 VAL LEU VAL VAL ALA GLY LEU ALA VAL LEU LEU GLN LEU SEQRES 3 D 34 ILE ARG GLY TRP LEU SER SER LYS ATOM 1 N SER D -3 -62.501 19.636 54.256 1.00127.13 ATOM 2 CA SER D -3 -62.008 20.984 54.523 1.00123.36 ATOM 3 C SER D -3 -61.514 21.662 53.245 1.00125.57 ATOM 4 O SER D -3 -60.523 22.390 53.261 1.00125.17 ATOM 5 CB SER D -3 -60.886 20.951 55.565 1.00122.69 ATOM 6 OG SER D -3 -59.705 20.381 55.027 1.00127.67 ATOM 7 N VAL D -2 -62.211 21.408 52.134 1.00117.07 ATOM 8 CA VAL D -2 -61.894 22.089 50.882 1.00134.46 ATOM 9 C VAL D -2 -62.241 23.568 50.980 1.00138.49 ATOM 10 O VAL D -2 -61.527 24.427 50.448 1.00136.15 ATOM 11 CB VAL D -2 -62.625 21.410 49.707 1.00144.23 ATOM 12 CG1 VAL D -2 -62.684 22.336 48.497 1.00138.18 ATOM 13 CG2 VAL D -2 -61.940 20.102 49.346 1.00140.37 ATOM 14 N ASP D -1 -63.343 23.889 51.663 1.00136.74 ATOM 15 CA ASP D -1 -63.706 25.284 51.876 1.00127.76 ATOM 16 C ASP D -1 -62.606 26.042 52.612 1.00124.46 ATOM 17 O ASP D -1 -62.374 27.221 52.328 1.00122.24 ATOM 18 CB ASP D -1 -65.028 25.371 52.644 1.00126.64 ATOM 19 CG ASP D -1 -66.240 25.074 51.768 1.00134.64 ATOM 20 OD1 ASP D -1 -66.516 25.867 50.842 1.00136.72 ATOM 21 OD2 ASP D -1 -66.912 24.047 52.004 1.00127.15 ATOM 22 N THR D 0 -61.909 25.386 53.545 1.00134.38 ATOM 23 CA THR D 0 -60.804 26.052 54.233 1.00127.16 ATOM 24 C THR D 0 -59.637 26.298 53.287 1.00132.72 ATOM 25 O THR D 0 -58.962 27.329 53.381 1.00125.65 ATOM 26 CB THR D 0 -60.339 25.233 55.441 1.00120.88 ATOM 27 OG1 THR D 0 -59.740 24.008 54.998 1.00125.71 ATOM 28 CG2 THR D 0 -61.508 24.920 56.363 1.00118.62 ATOM 29 N MET D 1 -59.380 25.357 52.374 1.00127.79 ATOM 30 CA MET D 1 -58.332 25.559 51.378 1.00128.82 ATOM 31 C MET D 1 -58.659 26.736 50.471 1.00136.30 ATOM 32 O MET D 1 -57.765 27.496 50.080 1.00139.84 ATOM 33 CB MET D 1 -58.134 24.291 50.548 1.00127.80 ATOM 34 CG MET D 1 -57.457 23.147 51.279 1.00128.09 ATOM 35 SD MET D 1 -57.256 21.705 50.214 1.00137.26 ATOM 36 CE MET D 1 -56.258 22.391 48.893 1.00122.19 ATOM 37 N ALA D 2 -59.935 26.902 50.117 1.00145.00 ATOM 38 CA ALA D 2 -60.322 28.039 49.294 1.00138.14 ATOM 39 C ALA D 2 -60.473 29.314 50.108 1.00130.76 ATOM 40 O ALA D 2 -60.338 30.410 49.553 1.00127.92 ATOM 41 CB ALA D 2 -61.628 27.733 48.558 1.00128.82 ATOM 42 N LEU D 3 -60.746 29.198 51.410 1.00140.11 ATOM 43 CA LEU D 3 -60.822 30.389 52.246 1.00135.20 ATOM 44 C LEU D 3 -59.443 30.992 52.476 1.00139.78 ATOM 45 O LEU D 3 -59.281 32.216 52.424 1.00137.28 ATOM 46 CB LEU D 3 -61.485 30.055 53.584 1.00132.80 ATOM 47 CG LEU D 3 -62.842 30.694 53.884 1.00128.94 ATOM 48 CD1 LEU D 3 -63.200 30.505 55.352 1.00119.11 ATOM 49 CD2 LEU D 3 -62.842 32.166 53.508 1.00117.61 ATOM 50 N TRP D 4 -58.434 30.150 52.731 1.00150.21 ATOM 51 CA TRP D 4 -57.078 30.665 52.910 1.00148.72 ATOM 52 C TRP D 4 -56.546 31.293 51.623 1.00147.66 ATOM 53 O TRP D 4 -56.049 32.423 51.637 1.00143.43 ATOM 54 CB TRP D 4 -56.152 29.561 53.429 1.00144.18 ATOM 55 CG TRP D 4 -56.284 29.346 54.929 1.00146.32 ATOM 56 CD1 TRP D 4 -56.941 28.320 55.552 1.00145.36 ATOM 57 CD2 TRP D 4 -55.803 30.204 55.978 1.00143.58 ATOM 58 NE1 TRP D 4 -56.871 28.467 56.917 1.00140.38 ATOM 59 CE2 TRP D 4 -56.183 29.616 57.206 1.00139.70 ATOM 60 CE3 TRP D 4 -55.079 31.402 56.001 1.00135.87 ATOM 61 CZ2 TRP D 4 -55.865 30.186 58.439 1.00129.23 ATOM 62 CZ3 TRP D 4 -54.764 31.966 57.230 1.00129.98 ATOM 63 CH2 TRP D 4 -55.157 31.357 58.430 1.00128.57 ATOM 64 N LEU D 5 -56.637 30.573 50.496 1.00139.43 ATOM 65 CA LEU D 5 -56.139 31.121 49.232 1.00145.51 ATOM 66 C LEU D 5 -56.974 32.310 48.770 1.00142.29 ATOM 67 O LEU D 5 -56.429 33.300 48.265 1.00139.86 ATOM 68 CB LEU D 5 -56.079 30.041 48.146 1.00144.13 ATOM 69 CG LEU D 5 -55.099 28.878 48.325 1.00140.14 ATOM 70 CD1 LEU D 5 -55.306 27.816 47.262 1.00136.62 ATOM 71 CD2 LEU D 5 -53.690 29.434 48.206 1.00129.70 ATOM 72 N GLY D 6 -58.298 32.224 48.902 1.00137.01 ATOM 73 CA GLY D 6 -59.136 33.337 48.487 1.00136.14 ATOM 74 C GLY D 6 -58.875 34.597 49.292 1.00134.12 ATOM 75 O GLY D 6 -58.741 35.688 48.733 1.00133.01 ATOM 76 N LEU D 7 -58.772 34.458 50.616 1.00136.73 ATOM 77 CA LEU D 7 -58.572 35.612 51.486 1.00134.20 ATOM 78 C LEU D 7 -57.143 36.142 51.440 1.00136.06 ATOM 79 O LEU D 7 -56.928 37.334 51.676 1.00136.58 ATOM 80 CB LEU D 7 -58.948 35.252 52.925 1.00129.27 ATOM 81 CG LEU D 7 -58.797 36.328 54.004 1.00123.24 ATOM 82 CD1 LEU D 7 -59.750 37.481 53.736 1.00121.11 ATOM 83 CD2 LEU D 7 -59.029 35.748 55.394 1.00119.94 ATOM 84 N ARG D 8 -56.159 35.280 51.163 1.00130.46 ATOM 85 CA ARG D 8 -54.769 35.728 51.097 1.00131.11 ATOM 86 C ARG D 8 -54.556 36.720 49.953 1.00127.71 ATOM 87 O ARG D 8 -53.814 37.699 50.100 1.00128.29 ATOM 88 CB ARG D 8 -53.849 34.509 50.992 1.00135.87 ATOM 89 CG ARG D 8 -52.366 34.784 50.844 1.00138.86 ATOM 90 CD ARG D 8 -51.590 33.475 51.033 1.00141.48 ATOM 91 NE ARG D 8 -50.141 33.642 50.930 1.00141.28 ATOM 92 CZ ARG D 8 -49.260 32.671 51.151 1.00140.91 ATOM 93 NH1 ARG D 8 -49.678 31.459 51.495 1.00141.70 ATOM 94 NH2 ARG D 8 -47.960 32.912 51.037 1.00138.32 ATOM 95 N ALA D 9 -55.195 36.484 48.802 1.00128.26 ATOM 96 CA ALA D 9 -55.095 37.432 47.694 1.00125.49 ATOM 97 C ALA D 9 -55.731 38.770 48.061 1.00121.57 ATOM 98 O ALA D 9 -55.198 39.840 47.729 1.00122.00 ATOM 99 CB ALA D 9 -55.749 36.849 46.441 1.00122.45 ATOM 100 N VAL D 10 -56.876 38.728 48.745 1.00123.88 ATOM 101 CA VAL D 10 -57.514 39.952 49.221 1.00117.73 ATOM 102 C VAL D 10 -56.602 40.668 50.208 1.00119.07 ATOM 103 O VAL D 10 -56.536 41.903 50.237 1.00120.93 ATOM 104 CB VAL D 10 -58.889 39.629 49.836 1.00113.42 ATOM 105 CG1 VAL D 10 -59.125 40.430 51.109 1.00109.27 ATOM 106 CG2 VAL D 10 -59.989 39.902 48.825 1.00113.52 ATOM 107 N LEU D 11 -55.881 39.900 51.028 1.00123.61 ATOM 108 CA LEU D 11 -54.934 40.483 51.973 1.00122.69 ATOM 109 C LEU D 11 -53.790 41.173 51.246 1.00125.80 ATOM 110 O LEU D 11 -53.337 42.243 51.663 1.00125.28 ATOM 111 CB LEU D 11 -54.395 39.404 52.911 1.00118.98 ATOM 112 CG LEU D 11 -55.303 39.016 54.076 1.00114.12 ATOM 113 CD1 LEU D 11 -54.596 38.025 54.983 1.00112.65 ATOM 114 CD2 LEU D 11 -55.735 40.251 54.849 1.00110.43 ATOM 115 N VAL D 12 -53.299 40.565 50.165 1.00114.72 ATOM 116 CA VAL D 12 -52.243 41.196 49.374 1.00113.94 ATOM 117 C VAL D 12 -52.747 42.501 48.765 1.00114.12 ATOM 118 O VAL D 12 -52.048 43.523 48.782 1.00114.72 ATOM 119 CB VAL D 12 -51.719 40.222 48.299 1.00111.09 ATOM 120 CG1 VAL D 12 -50.802 40.938 47.314 1.00108.39 ATOM 121 CG2 VAL D 12 -50.992 39.058 48.948 1.00110.79 ATOM 122 N VAL D 13 -53.971 42.495 48.227 1.00108.58 ATOM 123 CA VAL D 13 -54.519 43.717 47.633 1.00109.39 ATOM 124 C VAL D 13 -54.688 44.803 48.693 1.00108.90 ATOM 125 O VAL D 13 -54.339 45.971 48.472 1.00109.13 ATOM 126 CB VAL D 13 -55.850 43.426 46.913 1.00110.88 ATOM 127 CG1 VAL D 13 -56.503 44.732 46.459 1.00112.27 ATOM 128 CG2 VAL D 13 -55.633 42.484 45.741 1.00111.67 ATOM 129 N ALA D 14 -55.196 44.432 49.873 1.00110.47 ATOM 130 CA ALA D 14 -55.403 45.414 50.933 1.00108.70 ATOM 131 C ALA D 14 -54.080 45.950 51.459 1.00110.71 ATOM 132 O ALA D 14 -53.957 47.147 51.735 1.00110.28 ATOM 133 CB ALA D 14 -56.223 44.798 52.065 1.00104.50 ATOM 134 N GLY D 15 -53.074 45.083 51.592 1.00114.10 ATOM 135 CA GLY D 15 -51.774 45.535 52.053 1.00114.11 ATOM 136 C GLY D 15 -51.094 46.461 51.065 1.00114.04 ATOM 137 O GLY D 15 -50.505 47.472 51.456 1.00114.08 ATOM 138 N LEU D 16 -51.164 46.133 49.772 1.00116.85 ATOM 139 CA LEU D 16 -50.594 47.020 48.766 1.00111.31 ATOM 140 C LEU D 16 -51.322 48.359 48.729 1.00111.67 ATOM 141 O LEU D 16 -50.688 49.413 48.592 1.00113.09 ATOM 142 CB LEU D 16 -50.630 46.348 47.395 1.00108.76 ATOM 143 CG LEU D 16 -49.574 45.260 47.217 1.00107.20 ATOM 144 CD1 LEU D 16 -49.535 44.757 45.782 1.00104.97 ATOM 145 CD2 LEU D 16 -48.219 45.788 47.649 1.00104.91 ATOM 146 N ALA D 17 -52.652 48.343 48.877 1.00111.93 ATOM 147 CA ALA D 17 -53.407 49.594 48.895 1.00110.34 ATOM 148 C ALA D 17 -53.058 50.438 50.116 1.00108.90 ATOM 149 O ALA D 17 -52.928 51.666 50.018 1.00109.75 ATOM 150 CB ALA D 17 -54.906 49.301 48.853 1.00110.78 ATOM 151 N VAL D 18 -52.886 49.793 51.272 1.00114.08 ATOM 152 CA VAL D 18 -52.529 50.513 52.489 1.00115.34 ATOM 153 C VAL D 18 -51.113 51.073 52.388 1.00116.50 ATOM 154 O VAL D 18 -50.848 52.194 52.833 1.00117.46 ATOM 155 CB VAL D 18 -52.718 49.595 53.715 1.00109.95 ATOM 156 CG1 VAL D 18 -51.419 49.407 54.490 1.00106.77 ATOM 157 CG2 VAL D 18 -53.799 50.157 54.627 1.00107.26 ATOM 158 N LEU D 19 -50.191 50.320 51.778 1.00112.56 ATOM 159 CA LEU D 19 -48.833 50.819 51.580 1.00111.27 ATOM 160 C LEU D 19 -48.813 52.020 50.640 1.00112.08 ATOM 161 O LEU D 19 -48.130 53.018 50.906 1.00112.88 ATOM 162 CB LEU D 19 -47.939 49.698 51.042 1.00108.19 ATOM 163 CG LEU D 19 -46.459 49.975 50.754 1.00105.25 ATOM 164 CD1 LEU D 19 -45.606 48.766 51.112 1.00101.78 ATOM 165 CD2 LEU D 19 -46.239 50.353 49.294 1.00104.57 ATOM 166 N LEU D 20 -49.556 51.944 49.534 1.00103.64 ATOM 167 CA LEU D 20 -49.595 53.069 48.606 1.00105.95 ATOM 168 C LEU D 20 -50.228 54.296 49.254 1.00108.58 ATOM 169 O LEU D 20 -49.727 55.415 49.098 1.00110.48 ATOM 170 CB LEU D 20 -50.341 52.676 47.331 1.00105.50 ATOM 171 CG LEU D 20 -49.645 51.670 46.407 1.00105.72 ATOM 172 CD1 LEU D 20 -50.389 51.560 45.087 1.00107.87 ATOM 173 CD2 LEU D 20 -48.185 52.034 46.172 1.00106.16 ATOM 174 N GLN D 21 -51.317 54.106 50.007 1.00111.51 ATOM 175 CA GLN D 21 -51.942 55.242 50.679 1.00118.46 ATOM 176 C GLN D 21 -51.026 55.819 51.753 1.00119.47 ATOM 177 O GLN D 21 -50.978 57.040 51.942 1.00123.07 ATOM 178 CB GLN D 21 -53.296 54.836 51.266 1.00123.58 ATOM 179 CG GLN D 21 -54.364 54.578 50.206 1.00127.84 ATOM 180 CD GLN D 21 -55.733 54.276 50.792 1.00133.34 ATOM 181 OE1 GLN D 21 -56.079 53.117 51.026 1.00135.34 ATOM 182 NE2 GLN D 21 -56.525 55.321 51.017 1.00135.38 ATOM 183 N LEU D 22 -50.292 54.960 52.463 1.00113.35 ATOM 184 CA LEU D 22 -49.335 55.432 53.456 1.00110.08 ATOM 185 C LEU D 22 -48.248 56.282 52.807 1.00108.84 ATOM 186 O LEU D 22 -47.909 57.364 53.303 1.00111.94 ATOM 187 CB LEU D 22 -48.730 54.234 54.193 1.00106.33 ATOM 188 CG LEU D 22 -47.847 54.528 55.406 1.00105.85 ATOM 189 CD1 LEU D 22 -48.672 55.159 56.520 1.00107.51 ATOM 190 CD2 LEU D 22 -47.157 53.262 55.891 1.00102.36 ATOM 191 N ILE D 23 -47.697 55.810 51.685 1.00111.03 ATOM 192 CA ILE D 23 -46.650 56.563 50.995 1.00109.55 ATOM 193 C ILE D 23 -47.201 57.886 50.476 1.00113.14 ATOM 194 O ILE D 23 -46.525 58.921 50.529 1.00115.53 ATOM 195 CB ILE D 23 -46.039 55.724 49.857 1.00104.23 ATOM 196 CG1 ILE D 23 -45.309 54.501 50.420 1.00102.26 ATOM 197 CG2 ILE D 23 -45.106 56.576 49.006 1.00104.04 ATOM 198 CD1 ILE D 23 -44.579 53.675 49.366 1.00 98.68 ATOM 199 N ARG D 24 -48.441 57.877 49.977 1.00114.28 ATOM 200 CA ARG D 24 -49.047 59.103 49.465 1.00115.21 ATOM 201 C ARG D 24 -49.259 60.118 50.582 1.00115.54 ATOM 202 O ARG D 24 -48.973 61.311 50.412 1.00115.77 ATOM 203 CB ARG D 24 -50.374 58.770 48.776 1.00118.37 ATOM 204 CG ARG D 24 -51.040 59.935 48.060 1.00123.24 ATOM 205 CD ARG D 24 -52.248 59.484 47.238 1.00124.57 ATOM 206 NE ARG D 24 -53.248 58.803 48.061 1.00128.15 ATOM 207 CZ ARG D 24 -54.390 58.296 47.600 1.00130.58 ATOM 208 NH1 ARG D 24 -54.692 58.393 46.311 1.00130.39 ATOM 209 NH2 ARG D 24 -55.235 57.694 48.430 1.00132.12 ATOM 210 N GLY D 25 -49.741 59.660 51.739 1.00108.50 ATOM 211 CA GLY D 25 -49.908 60.558 52.869 1.00108.84 ATOM 212 C GLY D 25 -48.589 61.096 53.387 1.00108.17 ATOM 213 O GLY D 25 -48.502 62.252 53.810 1.00109.41 ATOM 214 N TRP D 26 -47.546 60.261 53.373 1.00108.91 ATOM 215 CA TRP D 26 -46.222 60.725 53.772 1.00110.33 ATOM 216 C TRP D 26 -45.691 61.779 52.807 1.00109.82 ATOM 217 O TRP D 26 -45.103 62.780 53.232 1.00112.68 ATOM 218 CB TRP D 26 -45.258 59.542 53.852 1.00107.89 ATOM 219 CG TRP D 26 -43.835 59.937 54.084 1.00106.06 ATOM 220 CD1 TRP D 26 -43.356 60.719 55.092 1.00107.56 ATOM 221 CD2 TRP D 26 -42.702 59.573 53.286 1.00102.40 ATOM 222 NE1 TRP D 26 -41.994 60.861 54.976 1.00105.78 ATOM 223 CE2 TRP D 26 -41.568 60.167 53.874 1.00101.76 ATOM 224 CE3 TRP D 26 -42.535 58.798 52.135 1.00 97.89 ATOM 225 CZ2 TRP D 26 -40.289 60.013 53.351 1.00 98.05 ATOM 226 CZ3 TRP D 26 -41.264 58.644 51.618 1.00 97.00 ATOM 227 CH2 TRP D 26 -40.157 59.250 52.225 1.00 98.11 ATOM 228 N LEU D 27 -45.890 61.568 51.503 1.00107.37 ATOM 229 CA LEU D 27 -45.434 62.534 50.509 1.00108.50 ATOM 230 C LEU D 27 -46.221 63.839 50.573 1.00111.62 ATOM 231 O LEU D 27 -45.679 64.903 50.252 1.00109.88 ATOM 232 CB LEU D 27 -45.537 61.922 49.112 1.00107.05 ATOM 233 CG LEU D 27 -44.396 61.006 48.679 1.00105.31 ATOM 234 CD1 LEU D 27 -44.624 60.522 47.259 1.00103.98 ATOM 235 CD2 LEU D 27 -43.068 61.724 48.795 1.00106.22 ATOM 236 N SER D 28 -47.490 63.784 50.988 1.00112.12 ATOM 237 CA SER D 28 -48.299 64.995 51.070 1.00115.84 ATOM 238 C SER D 28 -48.008 65.820 52.316 1.00119.57 ATOM 239 O SER D 28 -48.272 67.027 52.317 1.00121.59 ATOM 240 CB SER D 28 -49.787 64.641 51.035 1.00115.13 ATOM 241 OG SER D 28 -50.145 63.849 52.157 1.00114.91 ATOM 242 N SER D 29 -47.484 65.201 53.374 1.00112.35 ATOM 243 CA SER D 29 -47.231 65.873 54.642 1.00112.20 ATOM 244 C SER D 29 -45.746 66.029 54.944 1.00109.99 ATOM 245 O SER D 29 -45.389 66.395 56.068 1.00112.92 ATOM 246 CB SER D 29 -47.917 65.123 55.787 1.00117.66 ATOM 247 OG SER D 29 -47.387 63.817 55.926 1.00119.14 ATOM 248 N LYS D 30 -44.874 65.757 53.979 1.00111.77 ATOM 249 CA LYS D 30 -43.438 65.818 54.207 1.00109.92 ATOM 250 C LYS D 30 -42.907 67.229 53.981 1.00106.42 ATOM 251 O LYS D 30 -43.405 67.976 53.134 1.00105.20 ATOM 252 CB LYS D 30 -42.709 64.840 53.280 1.00108.49 ATOM 253 CG LYS D 30 -41.247 64.607 53.631 1.00105.99 ATOM 254 CD LYS D 30 -40.566 63.671 52.645 1.00105.68 ATOM 255 CE LYS D 30 -39.074 63.553 52.945 1.00109.42 ATOM 256 NZ LYS D 30 -38.351 64.846 52.775 1.00106.78 TER