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 F 7 7.449 -32.762 22.400 1.00131.61 ATOM 2 CA LEU F 7 6.666 -32.472 21.205 1.00129.16 ATOM 3 C LEU F 7 7.578 -32.609 19.982 1.00130.82 ATOM 4 O LEU F 7 7.805 -31.659 19.233 1.00130.50 ATOM 5 CB LEU F 7 6.046 -31.075 21.301 1.00128.17 ATOM 6 CG LEU F 7 4.984 -30.684 20.274 1.00126.49 ATOM 7 CD1 LEU F 7 3.795 -31.623 20.371 1.00125.12 ATOM 8 CD2 LEU F 7 4.549 -29.245 20.492 1.00126.84 ATOM 9 N TRP F 8 8.099 -33.826 19.808 1.00125.28 ATOM 10 CA TRP F 8 9.028 -34.127 18.721 1.00129.17 ATOM 11 C TRP F 8 8.359 -34.096 17.349 1.00125.78 ATOM 12 O TRP F 8 8.960 -33.622 16.376 1.00128.12 ATOM 13 CB TRP F 8 9.664 -35.498 18.970 1.00133.47 ATOM 14 CG TRP F 8 10.559 -35.994 17.866 1.00137.43 ATOM 15 CD1 TRP F 8 10.212 -36.852 16.860 1.00135.83 ATOM 16 CD2 TRP F 8 11.947 -35.693 17.673 1.00142.89 ATOM 17 NE1 TRP F 8 11.291 -37.090 16.045 1.00139.89 ATOM 18 CE2 TRP F 8 12.369 -36.392 16.522 1.00143.88 ATOM 19 CE3 TRP F 8 12.872 -34.895 18.355 1.00146.71 ATOM 20 CZ2 TRP F 8 13.674 -36.316 16.039 1.00148.03 ATOM 21 CZ3 TRP F 8 14.169 -34.822 17.873 1.00150.73 ATOM 22 CH2 TRP F 8 14.557 -35.529 16.726 1.00151.23 ATOM 23 N LEU F 9 7.119 -34.585 17.249 1.00139.72 ATOM 24 CA LEU F 9 6.463 -34.697 15.946 1.00138.12 ATOM 25 C LEU F 9 6.183 -33.349 15.290 1.00136.21 ATOM 26 O LEU F 9 6.104 -33.274 14.059 1.00135.26 ATOM 27 CB LEU F 9 5.153 -35.475 16.090 1.00135.47 ATOM 28 CG LEU F 9 5.239 -36.977 16.368 1.00137.02 ATOM 29 CD1 LEU F 9 3.851 -37.560 16.578 1.00134.29 ATOM 30 CD2 LEU F 9 5.952 -37.694 15.233 1.00138.29 ATOM 31 N GLY F 10 6.027 -32.284 16.068 1.00134.36 ATOM 32 CA GLY F 10 5.827 -30.974 15.489 1.00133.29 ATOM 33 C GLY F 10 7.051 -30.105 15.354 1.00135.34 ATOM 34 O GLY F 10 6.935 -28.977 14.866 1.00134.64 ATOM 35 N LEU F 11 8.224 -30.589 15.765 1.00135.58 ATOM 36 CA LEU F 11 9.416 -29.748 15.738 1.00140.71 ATOM 37 C LEU F 11 9.791 -29.360 14.309 1.00141.98 ATOM 38 O LEU F 11 10.044 -28.183 14.017 1.00142.24 ATOM 39 CB LEU F 11 10.565 -30.469 16.446 1.00146.35 ATOM 40 CG LEU F 11 11.763 -29.606 16.837 1.00150.14 ATOM 41 CD1 LEU F 11 11.348 -28.642 17.941 1.00147.01 ATOM 42 CD2 LEU F 11 12.920 -30.473 17.295 1.00156.51 ATOM 43 N ARG F 12 9.807 -30.336 13.395 1.00140.90 ATOM 44 CA ARG F 12 10.159 -30.046 12.006 1.00141.42 ATOM 45 C ARG F 12 9.126 -29.138 11.349 1.00137.01 ATOM 46 O ARG F 12 9.481 -28.247 10.569 1.00137.93 ATOM 47 CB ARG F 12 10.328 -31.345 11.215 1.00142.43 ATOM 48 CG ARG F 12 10.980 -31.145 9.851 1.00145.04 ATOM 49 CD ARG F 12 11.261 -32.466 9.147 1.00146.86 ATOM 50 NE ARG F 12 10.058 -33.117 8.641 1.00142.51 ATOM 51 CZ ARG F 12 9.567 -32.945 7.418 1.00139.82 ATOM 52 NH1 ARG F 12 10.059 -32.001 6.628 1.00140.89 ATOM 53 NH2 ARG F 12 8.481 -33.608 7.047 1.00136.19 ATOM 54 N ALA F 13 7.842 -29.349 11.650 1.00142.68 ATOM 55 CA ALA F 13 6.794 -28.531 11.048 1.00138.41 ATOM 56 C ALA F 13 6.875 -27.088 11.536 1.00138.49 ATOM 57 O ALA F 13 6.734 -26.148 10.742 1.00138.13 ATOM 58 CB ALA F 13 5.423 -29.134 11.349 1.00134.51 ATOM 59 N VAL F 14 7.078 -26.894 12.842 1.00135.03 ATOM 60 CA VAL F 14 7.269 -25.549 13.378 1.00135.35 ATOM 61 C VAL F 14 8.493 -24.900 12.746 1.00139.25 ATOM 62 O VAL F 14 8.480 -23.709 12.409 1.00139.31 ATOM 63 CB VAL F 14 7.379 -25.594 14.914 1.00136.73 ATOM 64 CG1 VAL F 14 7.841 -24.251 15.458 1.00137.94 ATOM 65 CG2 VAL F 14 6.045 -25.980 15.527 1.00133.30 ATOM 66 N LEU F 15 9.569 -25.675 12.567 1.00132.80 ATOM 67 CA LEU F 15 10.765 -25.134 11.930 1.00136.99 ATOM 68 C LEU F 15 10.475 -24.681 10.505 1.00135.66 ATOM 69 O LEU F 15 10.923 -23.609 10.086 1.00137.53 ATOM 70 CB LEU F 15 11.886 -26.173 11.938 1.00142.00 ATOM 71 CG LEU F 15 12.690 -26.292 13.230 1.00146.55 ATOM 72 CD1 LEU F 15 13.754 -27.365 13.089 1.00150.83 ATOM 73 CD2 LEU F 15 13.316 -24.953 13.580 1.00148.75 ATOM 74 N VAL F 16 9.721 -25.481 9.749 1.00138.84 ATOM 75 CA VAL F 16 9.416 -25.121 8.367 1.00137.43 ATOM 76 C VAL F 16 8.537 -23.878 8.315 1.00133.80 ATOM 77 O VAL F 16 8.768 -22.975 7.501 1.00134.47 ATOM 78 CB VAL F 16 8.761 -26.309 7.637 1.00134.35 ATOM 79 CG1 VAL F 16 8.197 -25.866 6.295 1.00132.78 ATOM 80 CG2 VAL F 16 9.766 -27.431 7.443 1.00138.69 ATOM 81 N VAL F 17 7.540 -23.789 9.201 1.00136.86 ATOM 82 CA VAL F 17 6.662 -22.619 9.213 1.00133.76 ATOM 83 C VAL F 17 7.456 -21.362 9.551 1.00136.90 ATOM 84 O VAL F 17 7.339 -20.328 8.878 1.00136.85 ATOM 85 CB VAL F 17 5.496 -22.825 10.196 1.00130.51 ATOM 86 CG1 VAL F 17 4.714 -21.532 10.369 1.00129.81 ATOM 87 CG2 VAL F 17 4.581 -23.928 9.712 1.00128.78 ATOM 88 N ALA F 18 8.281 -21.436 10.600 1.00131.91 ATOM 89 CA ALA F 18 9.067 -20.278 11.008 1.00134.90 ATOM 90 C ALA F 18 10.066 -19.877 9.932 1.00139.43 ATOM 91 O ALA F 18 10.236 -18.685 9.649 1.00140.44 ATOM 92 CB ALA F 18 9.786 -20.569 12.326 1.00137.38 ATOM 93 N GLY F 19 10.738 -20.855 9.319 1.00134.31 ATOM 94 CA GLY F 19 11.692 -20.536 8.273 1.00138.39 ATOM 95 C GLY F 19 11.039 -19.902 7.063 1.00135.92 ATOM 96 O GLY F 19 11.562 -18.939 6.502 1.00138.59 ATOM 97 N LEU F 20 9.876 -20.419 6.655 1.00135.15 ATOM 98 CA LEU F 20 9.167 -19.823 5.529 1.00133.29 ATOM 99 C LEU F 20 8.713 -18.404 5.845 1.00132.61 ATOM 100 O LEU F 20 8.859 -17.505 5.013 1.00133.34 ATOM 101 CB LEU F 20 7.981 -20.695 5.120 1.00130.22 ATOM 102 CG LEU F 20 8.356 -21.941 4.317 1.00130.87 ATOM 103 CD1 LEU F 20 7.118 -22.684 3.869 1.00127.96 ATOM 104 CD2 LEU F 20 9.211 -21.563 3.119 1.00132.97 ATOM 105 N ALA F 21 8.170 -18.178 7.045 1.00132.78 ATOM 106 CA ALA F 21 7.735 -16.831 7.408 1.00132.12 ATOM 107 C ALA F 21 8.912 -15.860 7.435 1.00136.09 ATOM 108 O ALA F 21 8.836 -14.754 6.881 1.00136.97 ATOM 109 CB ALA F 21 7.021 -16.855 8.759 1.00129.16 ATOM 110 N VAL F 22 10.018 -16.262 8.070 1.00131.08 ATOM 111 CA VAL F 22 11.185 -15.390 8.175 1.00136.58 ATOM 112 C VAL F 22 11.772 -15.108 6.798 1.00139.64 ATOM 113 O VAL F 22 12.124 -13.965 6.482 1.00141.96 ATOM 114 CB VAL F 22 12.231 -16.008 9.120 1.00140.23 ATOM 115 CG1 VAL F 22 13.546 -15.249 9.028 1.00145.50 ATOM 116 CG2 VAL F 22 11.718 -16.006 10.551 1.00137.32 ATOM 117 N LEU F 23 11.884 -16.138 5.954 1.00135.48 ATOM 118 CA LEU F 23 12.463 -15.946 4.630 1.00138.05 ATOM 119 C LEU F 23 11.558 -15.097 3.748 1.00135.02 ATOM 120 O LEU F 23 12.047 -14.274 2.968 1.00137.52 ATOM 121 CB LEU F 23 12.740 -17.302 3.979 1.00138.06 ATOM 122 CG LEU F 23 13.852 -17.335 2.927 1.00142.24 ATOM 123 CD1 LEU F 23 15.199 -17.012 3.559 1.00147.71 ATOM 124 CD2 LEU F 23 13.895 -18.684 2.228 1.00141.36 ATOM 125 N LEU F 24 10.239 -15.273 3.860 1.00135.30 ATOM 126 CA LEU F 24 9.310 -14.432 3.112 1.00132.50 ATOM 127 C LEU F 24 9.440 -12.975 3.532 1.00134.28 ATOM 128 O LEU F 24 9.506 -12.076 2.684 1.00135.31 ATOM 129 CB LEU F 24 7.876 -14.930 3.310 1.00127.41 ATOM 130 CG LEU F 24 6.744 -14.030 2.804 1.00125.59 ATOM 131 CD1 LEU F 24 6.813 -13.860 1.295 1.00125.95 ATOM 132 CD2 LEU F 24 5.389 -14.584 3.220 1.00121.75 ATOM 133 N GLN F 25 9.477 -12.721 4.844 1.00133.87 ATOM 134 CA GLN F 25 9.650 -11.353 5.323 1.00135.29 ATOM 135 C GLN F 25 10.976 -10.765 4.850 1.00140.53 ATOM 136 O GLN F 25 11.035 -9.602 4.433 1.00141.67 ATOM 137 CB GLN F 25 9.551 -11.316 6.848 1.00133.88 ATOM 138 CG GLN F 25 8.152 -11.595 7.376 1.00129.34 ATOM 139 CD GLN F 25 7.113 -10.660 6.788 1.00127.78 ATOM 140 OE1 GLN F 25 6.333 -11.047 5.916 1.00126.35 ATOM 141 NE2 GLN F 25 7.096 -9.419 7.264 1.00127.59 ATOM 142 N LEU F 26 12.048 -11.560 4.899 1.00129.54 ATOM 143 CA LEU F 26 13.363 -11.080 4.484 1.00134.52 ATOM 144 C LEU F 26 13.380 -10.735 2.998 1.00135.63 ATOM 145 O LEU F 26 13.865 -9.669 2.602 1.00138.09 ATOM 146 CB LEU F 26 14.422 -12.135 4.817 1.00137.76 ATOM 147 CG LEU F 26 15.908 -11.765 4.811 1.00143.38 ATOM 148 CD1 LEU F 26 16.664 -12.666 5.773 1.00145.01 ATOM 149 CD2 LEU F 26 16.506 -11.873 3.414 1.00145.47 ATOM 150 N ILE F 27 12.849 -11.629 2.159 1.00128.57 ATOM 151 CA ILE F 27 12.841 -11.393 0.719 1.00128.25 ATOM 152 C ILE F 27 11.960 -10.200 0.375 1.00126.76 ATOM 153 O ILE F 27 12.291 -9.407 -0.514 1.00128.64 ATOM 154 CB ILE F 27 12.395 -12.665 -0.027 1.00125.78 ATOM 155 CG1 ILE F 27 13.412 -13.789 0.177 1.00127.94 ATOM 156 CG2 ILE F 27 12.212 -12.386 -1.511 1.00125.37 ATOM 157 CD1 ILE F 27 12.937 -15.135 -0.321 1.00124.85 ATOM 158 N ARG F 28 10.837 -10.037 1.079 1.00135.19 ATOM 159 CA ARG F 28 9.957 -8.907 0.798 1.00133.11 ATOM 160 C ARG F 28 10.604 -7.586 1.203 1.00136.72 ATOM 161 O ARG F 28 10.553 -6.606 0.448 1.00137.83 ATOM 162 CB ARG F 28 8.619 -9.102 1.512 1.00127.86 ATOM 163 CG ARG F 28 7.480 -8.266 0.951 1.00125.93 ATOM 164 CD ARG F 28 6.246 -9.126 0.708 1.00122.51 ATOM 165 NE ARG F 28 5.863 -9.883 1.897 1.00119.85 ATOM 166 CZ ARG F 28 4.859 -10.754 1.942 1.00116.76 ATOM 167 NH1 ARG F 28 4.127 -10.984 0.859 1.00115.55 ATOM 168 NH2 ARG F 28 4.587 -11.395 3.070 1.00116.05 ATOM 169 N GLY F 29 11.223 -7.541 2.386 1.00123.64 ATOM 170 CA GLY F 29 11.942 -6.342 2.785 1.00127.17 ATOM 171 C GLY F 29 13.099 -6.025 1.857 1.00131.66 ATOM 172 O GLY F 29 13.387 -4.857 1.584 1.00134.14 ATOM 173 N TRP F 30 13.775 -7.063 1.357 1.00121.86 ATOM 174 CA TRP F 30 14.826 -6.862 0.366 1.00121.97 ATOM 175 C TRP F 30 14.259 -6.226 -0.897 1.00121.10 ATOM 176 O TRP F 30 14.717 -5.165 -1.333 1.00122.36 ATOM 177 CB TRP F 30 15.505 -8.197 0.047 1.00120.69 ATOM 178 CG TRP F 30 16.678 -8.076 -0.883 1.00121.02 ATOM 179 CD1 TRP F 30 17.501 -6.996 -1.030 1.00122.86 ATOM 180 CD2 TRP F 30 17.151 -9.068 -1.803 1.00119.65 ATOM 181 NE1 TRP F 30 18.459 -7.257 -1.979 1.00122.63 ATOM 182 CE2 TRP F 30 18.266 -8.522 -2.470 1.00120.71 ATOM 183 CE3 TRP F 30 16.741 -10.366 -2.126 1.00117.82 ATOM 184 CZ2 TRP F 30 18.976 -9.227 -3.441 1.00119.98 ATOM 185 CZ3 TRP F 30 17.448 -11.064 -3.090 1.00117.20 ATOM 186 CH2 TRP F 30 18.553 -10.493 -3.736 1.00118.28 ATOM 187 N LEU F 31 13.239 -6.859 -1.487 1.00118.19 ATOM 188 CA LEU F 31 12.620 -6.336 -2.702 1.00117.42 ATOM 189 C LEU F 31 12.128 -4.908 -2.518 1.00119.10 ATOM 190 O LEU F 31 12.157 -4.115 -3.466 1.00119.35 ATOM 191 CB LEU F 31 11.463 -7.240 -3.128 1.00115.45 ATOM 192 CG LEU F 31 11.823 -8.658 -3.570 1.00113.80 ATOM 193 CD1 LEU F 31 10.577 -9.520 -3.674 1.00112.31 ATOM 194 CD2 LEU F 31 12.558 -8.618 -4.891 1.00113.36 ATOM 195 N SER F 32 11.675 -4.561 -1.312 1.00125.27 ATOM 196 CA SER F 32 11.235 -3.195 -1.050 1.00125.29 ATOM 197 C SER F 32 12.406 -2.228 -0.902 1.00130.06 ATOM 198 O SER F 32 12.302 -1.070 -1.321 1.00131.38 ATOM 199 CB SER F 32 10.360 -3.163 0.205 1.00122.58 ATOM 200 OG SER F 32 9.906 -1.850 0.484 1.00124.53 ATOM 201 N SER F 33 13.521 -2.679 -0.326 1.00125.32 ATOM 202 CA SER F 33 14.663 -1.819 -0.041 1.00129.12 ATOM 203 C SER F 33 15.820 -2.002 -1.017 1.00132.63 ATOM 204 O SER F 33 16.858 -1.355 -0.850 1.00136.36 ATOM 205 CB SER F 33 15.157 -2.066 1.387 1.00129.47 ATOM 206 OG SER F 33 14.099 -1.925 2.317 1.00129.96 ATOM 207 N LYS F 34 15.672 -2.861 -2.021 1.00119.76 ATOM 208 CA LYS F 34 16.724 -3.104 -2.997 1.00117.89 ATOM 209 C LYS F 34 16.659 -2.074 -4.114 1.00117.22 ATOM 210 O LYS F 34 15.578 -1.744 -4.609 1.00115.24 ATOM 211 CB LYS F 34 16.601 -4.511 -3.590 1.00116.67 ATOM 212 CG LYS F 34 17.664 -4.863 -4.611 1.00116.55 ATOM 213 CD LYS F 34 17.493 -6.285 -5.110 1.00115.40 ATOM 214 CE LYS F 34 18.592 -6.659 -6.088 1.00115.14 ATOM 215 NZ LYS F 34 18.542 -5.812 -7.312 1.00112.04 TER