HEADER MEMBRANE PROTEIN 31-DEC-69 7W2H TITLE A double cysteine variant 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, M, N, O, P, Q, R, S, T, U, V, W, X; COMPND 4 MUTATION: YES; COMPND 5 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.80 ANGSTORMS DBREF 7W2H R 1 221 UNP Q6DCU6 SGMR1_XENLA 1 221 SEQRES 1 R 25 GLY LEU ARG ALA VAL LEU VAL VAL ALA GLY LEU ALA VAL SEQRES 2 R 25 LEU LEU GLN LEU ILE ARG GLY TRP LEU SER SER LYS ATOM 1 N GLY R 6 3.402 -73.590 -69.330 1.00105.96 ATOM 2 CA GLY R 6 2.162 -73.991 -69.967 1.00106.06 ATOM 3 C GLY R 6 1.893 -75.482 -69.894 1.00106.26 ATOM 4 O GLY R 6 2.211 -76.226 -70.823 1.00106.02 ATOM 5 N LEU R 7 1.300 -75.922 -68.784 1.00118.30 ATOM 6 CA LEU R 7 0.970 -77.325 -68.578 1.00118.58 ATOM 7 C LEU R 7 -0.358 -77.414 -67.832 1.00119.14 ATOM 8 O LEU R 7 -0.890 -76.411 -67.349 1.00119.33 ATOM 9 CB LEU R 7 2.096 -78.053 -67.822 1.00118.66 ATOM 10 CG LEU R 7 2.089 -79.586 -67.804 1.00118.86 ATOM 11 CD1 LEU R 7 1.894 -80.141 -69.207 1.00118.57 ATOM 12 CD2 LEU R 7 3.364 -80.132 -67.182 1.00118.91 ATOM 13 N ARG R 8 -0.899 -78.636 -67.751 1.00118.39 ATOM 14 CA ARG R 8 -2.180 -78.874 -67.088 1.00118.98 ATOM 15 C ARG R 8 -2.181 -78.425 -65.635 1.00119.41 ATOM 16 O ARG R 8 -3.257 -78.274 -65.045 1.00119.91 ATOM 17 CB ARG R 8 -2.535 -80.359 -67.154 1.00119.27 ATOM 18 CG ARG R 8 -1.629 -81.236 -66.300 1.00119.41 ATOM 19 CD ARG R 8 -1.635 -82.682 -66.768 1.00119.50 ATOM 20 NE ARG R 8 -2.981 -83.244 -66.830 1.00119.97 ATOM 21 CZ ARG R 8 -3.257 -84.470 -67.264 1.00120.15 ATOM 22 NH1 ARG R 8 -2.278 -85.266 -67.673 1.00119.91 ATOM 23 NH2 ARG R 8 -4.512 -84.902 -67.291 1.00120.64 ATOM 24 N ALA R 9 -1.001 -78.231 -65.042 1.00110.18 ATOM 25 CA ALA R 9 -0.929 -77.773 -63.660 1.00110.65 ATOM 26 C ALA R 9 -1.569 -76.401 -63.503 1.00110.74 ATOM 27 O ALA R 9 -2.184 -76.109 -62.471 1.00111.31 ATOM 28 CB ALA R 9 0.527 -77.749 -63.196 1.00110.51 ATOM 29 N VAL R 10 -1.438 -75.546 -64.520 1.00102.92 ATOM 30 CA VAL R 10 -2.109 -74.249 -64.496 1.00103.02 ATOM 31 C VAL R 10 -3.619 -74.437 -64.429 1.00103.50 ATOM 32 O VAL R 10 -4.325 -73.690 -63.739 1.00103.94 ATOM 33 CB VAL R 10 -1.695 -73.411 -65.720 1.00102.40 ATOM 34 CG1 VAL R 10 -2.577 -72.179 -65.854 1.00102.55 ATOM 35 CG2 VAL R 10 -0.233 -73.010 -65.613 1.00102.04 ATOM 36 N LEU R 11 -4.136 -75.448 -65.129 1.00 97.52 ATOM 37 CA LEU R 11 -5.574 -75.688 -65.120 1.00 98.03 ATOM 38 C LEU R 11 -6.048 -76.169 -63.753 1.00 98.73 ATOM 39 O LEU R 11 -7.100 -75.736 -63.266 1.00 99.26 ATOM 40 CB LEU R 11 -5.941 -76.695 -66.210 1.00 97.89 ATOM 41 CG LEU R 11 -5.478 -76.331 -67.624 1.00 97.27 ATOM 42 CD1 LEU R 11 -6.018 -77.326 -68.634 1.00 97.30 ATOM 43 CD2 LEU R 11 -5.890 -74.911 -67.989 1.00 97.20 ATOM 44 N VAL R 12 -5.285 -77.059 -63.115 1.00 98.12 ATOM 45 CA VAL R 12 -5.651 -77.524 -61.780 1.00 98.83 ATOM 46 C VAL R 12 -5.588 -76.376 -60.781 1.00 99.14 ATOM 47 O VAL R 12 -6.436 -76.265 -59.888 1.00 99.82 ATOM 48 CB VAL R 12 -4.746 -78.694 -61.353 1.00 98.83 ATOM 49 CG1 VAL R 12 -5.160 -79.217 -59.986 1.00 99.64 ATOM 50 CG2 VAL R 12 -4.787 -79.803 -62.395 1.00 98.54 ATOM 51 N VAL R 13 -4.586 -75.505 -60.917 1.00 94.84 ATOM 52 CA VAL R 13 -4.478 -74.346 -60.035 1.00 95.15 ATOM 53 C VAL R 13 -5.680 -73.429 -60.218 1.00 95.40 ATOM 54 O VAL R 13 -6.304 -72.990 -59.244 1.00 96.06 ATOM 55 CB VAL R 13 -3.155 -73.601 -60.290 1.00 94.61 ATOM 56 CG1 VAL R 13 -3.181 -72.233 -59.630 1.00 94.90 ATOM 57 CG2 VAL R 13 -1.982 -74.419 -59.774 1.00 94.60 ATOM 58 N ALA R 14 -6.027 -73.131 -61.472 1.00 94.94 ATOM 59 CA ALA R 14 -7.198 -72.302 -61.730 1.00 95.22 ATOM 60 C ALA R 14 -8.489 -73.025 -61.368 1.00 95.90 ATOM 61 O ALA R 14 -9.475 -72.378 -60.997 1.00 96.44 ATOM 62 CB ALA R 14 -7.223 -71.868 -63.195 1.00 94.63 ATOM 63 N GLY R 15 -8.504 -74.356 -61.465 1.00 95.92 ATOM 64 CA GLY R 15 -9.698 -75.100 -61.097 1.00 96.60 ATOM 65 C GLY R 15 -9.980 -75.053 -59.608 1.00 97.36 ATOM 66 O GLY R 15 -11.130 -74.893 -59.189 1.00 98.04 ATOM 67 N LEU R 16 -8.938 -75.200 -58.787 1.00 97.33 ATOM 68 CA LEU R 16 -9.113 -75.053 -57.348 1.00 98.11 ATOM 69 C LEU R 16 -9.460 -73.619 -56.976 1.00 98.37 ATOM 70 O LEU R 16 -10.220 -73.391 -56.028 1.00 99.17 ATOM 71 CB LEU R 16 -7.851 -75.503 -56.610 1.00 98.05 ATOM 72 CG LEU R 16 -7.434 -76.965 -56.779 1.00 97.91 ATOM 73 CD1 LEU R 16 -6.310 -77.324 -55.815 1.00 98.10 ATOM 74 CD2 LEU R 16 -8.625 -77.887 -56.587 1.00 98.51 ATOM 75 N ALA R 17 -8.917 -72.644 -57.709 1.00 97.76 ATOM 76 CA ALA R 17 -9.242 -71.248 -57.439 1.00 98.01 ATOM 77 C ALA R 17 -10.706 -70.955 -57.741 1.00 98.45 ATOM 78 O ALA R 17 -11.375 -70.253 -56.975 1.00 99.14 ATOM 79 CB ALA R 17 -8.325 -70.330 -58.247 1.00 97.24 ATOM 80 N VAL R 18 -11.224 -71.490 -58.849 1.00 98.14 ATOM 81 CA VAL R 18 -12.634 -71.298 -59.174 1.00 98.64 ATOM 82 C VAL R 18 -13.518 -72.083 -58.210 1.00 99.52 ATOM 83 O VAL R 18 -14.584 -71.608 -57.799 1.00100.24 ATOM 84 CB VAL R 18 -12.897 -71.684 -60.640 1.00 98.13 ATOM 85 CG1 VAL R 18 -14.389 -71.696 -60.934 1.00 98.77 ATOM 86 CG2 VAL R 18 -12.181 -70.718 -61.574 1.00 97.40 ATOM 87 N LEU R 19 -13.091 -73.291 -57.831 1.00 99.51 ATOM 88 CA LEU R 19 -13.820 -74.048 -56.818 1.00100.38 ATOM 89 C LEU R 19 -13.848 -73.303 -55.490 1.00101.06 ATOM 90 O LEU R 19 -14.858 -73.324 -54.777 1.00101.93 ATOM 91 CB LEU R 19 -13.193 -75.431 -56.638 1.00100.23 ATOM 92 CG LEU R 19 -13.831 -76.313 -55.562 1.00101.13 ATOM 93 CD1 LEU R 19 -15.285 -76.585 -55.901 1.00101.69 ATOM 94 CD2 LEU R 19 -13.066 -77.616 -55.394 1.00100.95 ATOM 95 N LEU R 20 -12.743 -72.642 -55.140 1.00100.72 ATOM 96 CA LEU R 20 -12.720 -71.840 -53.922 1.00101.40 ATOM 97 C LEU R 20 -13.632 -70.626 -54.043 1.00101.75 ATOM 98 O LEU R 20 -14.342 -70.282 -53.093 1.00102.65 ATOM 99 CB LEU R 20 -11.288 -71.415 -53.595 1.00100.98 ATOM 100 CG LEU R 20 -10.413 -72.463 -52.903 1.00101.05 ATOM 101 CD1 LEU R 20 -8.997 -71.942 -52.709 1.00100.64 ATOM 102 CD2 LEU R 20 -11.022 -72.869 -51.570 1.00102.13 ATOM 103 N GLN R 21 -13.630 -69.965 -55.203 1.00105.13 ATOM 104 CA GLN R 21 -14.560 -68.861 -55.413 1.00105.50 ATOM 105 C GLN R 21 -16.007 -69.328 -55.333 1.00106.27 ATOM 106 O GLN R 21 -16.873 -68.584 -54.861 1.00107.02 ATOM 107 CB GLN R 21 -14.296 -68.195 -56.761 1.00104.69 ATOM 108 CG GLN R 21 -12.968 -67.461 -56.863 1.00104.03 ATOM 109 CD GLN R 21 -12.721 -66.911 -58.256 1.00103.24 ATOM 110 OE1 GLN R 21 -13.638 -66.832 -59.075 1.00103.31 ATOM 111 NE2 GLN R 21 -11.479 -66.534 -58.533 1.00102.55 ATOM 112 N LEU R 22 -16.285 -70.557 -55.773 1.00106.44 ATOM 113 CA LEU R 22 -17.649 -71.074 -55.722 1.00110.61 ATOM 114 C LEU R 22 -18.053 -71.399 -54.287 1.00109.19 ATOM 115 O LEU R 22 -19.147 -71.030 -53.841 1.00104.76 ATOM 116 CB LEU R 22 -17.775 -72.305 -56.624 1.00103.09 ATOM 117 CG LEU R 22 -19.151 -72.815 -57.073 1.00114.55 ATOM 118 CD1 LEU R 22 -19.901 -73.554 -55.962 1.00116.57 ATOM 119 CD2 LEU R 22 -19.987 -71.669 -57.619 1.00107.01 ATOM 120 N ILE R 23 -17.187 -72.101 -53.552 1.00103.81 ATOM 121 CA ILE R 23 -17.506 -72.477 -52.176 1.00104.77 ATOM 122 C ILE R 23 -17.543 -71.245 -51.282 1.00105.35 ATOM 123 O ILE R 23 -18.456 -71.079 -50.465 1.00106.35 ATOM 124 CB ILE R 23 -16.506 -73.526 -51.656 1.00104.57 ATOM 125 CG1 ILE R 23 -16.646 -74.830 -52.443 1.00104.19 ATOM 126 CG2 ILE R 23 -16.726 -73.788 -50.176 1.00105.61 ATOM 127 CD1 ILE R 23 -15.636 -75.894 -52.060 1.00103.95 ATOM 128 N ARG R 24 -16.546 -70.364 -51.414 1.00112.21 ATOM 129 CA ARG R 24 -16.539 -69.145 -50.610 1.00109.04 ATOM 130 C ARG R 24 -17.680 -68.215 -51.001 1.00106.78 ATOM 131 O ARG R 24 -18.153 -67.432 -50.171 1.00106.55 ATOM 132 CB ARG R 24 -15.196 -68.425 -50.741 1.00109.40 ATOM 133 CG ARG R 24 -15.026 -67.255 -49.784 1.00121.39 ATOM 134 CD ARG R 24 -13.574 -66.818 -49.677 1.00124.21 ATOM 135 NE ARG R 24 -13.203 -65.866 -50.720 1.00120.07 ATOM 136 CZ ARG R 24 -12.071 -65.170 -50.726 1.00125.01 ATOM 137 NH1 ARG R 24 -11.193 -65.319 -49.742 1.00125.35 ATOM 138 NH2 ARG R 24 -11.818 -64.320 -51.711 1.00119.53 ATOM 139 N GLY R 25 -18.141 -68.293 -52.250 1.00116.87 ATOM 140 CA GLY R 25 -19.308 -67.521 -52.637 1.00113.01 ATOM 141 C GLY R 25 -20.572 -68.040 -51.982 1.00112.10 ATOM 142 O GLY R 25 -21.440 -67.260 -51.581 1.00113.25 ATOM 143 N TRP R 26 -20.693 -69.365 -51.863 1.00122.24 ATOM 144 CA TRP R 26 -21.804 -69.943 -51.114 1.00114.69 ATOM 145 C TRP R 26 -21.737 -69.548 -49.646 1.00117.76 ATOM 146 O TRP R 26 -22.758 -69.205 -49.041 1.00116.61 ATOM 147 CB TRP R 26 -21.806 -71.464 -51.264 1.00107.83 ATOM 148 CG TRP R 26 -22.883 -72.141 -50.476 1.00108.97 ATOM 149 CD1 TRP R 26 -24.212 -71.835 -50.475 1.00115.93 ATOM 150 CD2 TRP R 26 -22.725 -73.246 -49.577 1.00110.02 ATOM 151 NE1 TRP R 26 -24.892 -72.678 -49.627 1.00113.69 ATOM 152 CE2 TRP R 26 -24.001 -73.554 -49.064 1.00110.56 ATOM 153 CE3 TRP R 26 -21.628 -74.003 -49.156 1.00111.29 ATOM 154 CZ2 TRP R 26 -24.210 -74.586 -48.151 1.00111.28 ATOM 155 CZ3 TRP R 26 -21.837 -75.028 -48.250 1.00113.76 ATOM 156 CH2 TRP R 26 -23.118 -75.310 -47.758 1.00117.12 ATOM 157 N LEU R 27 -20.540 -69.585 -49.055 1.00108.50 ATOM 158 CA LEU R 27 -20.392 -69.197 -47.655 1.00109.38 ATOM 159 C LEU R 27 -20.651 -67.710 -47.451 1.00109.76 ATOM 160 O LEU R 27 -21.023 -67.293 -46.348 1.00110.80 ATOM 161 CB LEU R 27 -18.996 -69.561 -47.153 1.00108.93 ATOM 162 CG LEU R 27 -18.686 -71.052 -47.056 1.00108.77 ATOM 163 CD1 LEU R 27 -17.296 -71.270 -46.484 1.00108.46 ATOM 164 CD2 LEU R 27 -19.734 -71.749 -46.209 1.00109.93 ATOM 165 N SER R 28 -20.457 -66.901 -48.490 1.00109.00 ATOM 166 CA SER R 28 -20.668 -65.463 -48.402 1.00109.32 ATOM 167 C SER R 28 -22.105 -65.046 -48.684 1.00116.93 ATOM 168 O SER R 28 -22.467 -63.901 -48.394 1.00122.46 ATOM 169 CB SER R 28 -19.732 -64.734 -49.374 1.00113.11 ATOM 170 OG SER R 28 -18.384 -65.125 -49.182 1.00124.19 ATOM 171 N SER R 29 -22.927 -65.934 -49.245 1.00119.74 ATOM 172 CA SER R 29 -24.301 -65.608 -49.610 1.00114.86 ATOM 173 C SER R 29 -25.327 -66.536 -48.969 1.00118.31 ATOM 174 O SER R 29 -26.493 -66.530 -49.379 1.00122.15 ATOM 175 CB SER R 29 -24.457 -65.632 -51.135 1.00117.95 ATOM 176 OG SER R 29 -24.100 -66.897 -51.665 1.00130.21 ATOM 177 N LYS R 30 -24.930 -67.327 -47.977 1.00113.84 ATOM 178 CA LYS R 30 -25.809 -68.324 -47.371 1.00113.51 ATOM 179 C LYS R 30 -26.497 -67.744 -46.143 1.00113.05 ATOM 180 O LYS R 30 -25.854 -67.532 -45.111 1.00112.82 ATOM 181 CB LYS R 30 -25.031 -69.580 -46.997 1.00113.27 ATOM 182 CG LYS R 30 -25.881 -70.610 -46.279 1.00113.99 ATOM 183 CD LYS R 30 -25.062 -71.812 -45.853 1.00112.65 ATOM 184 CE LYS R 30 -25.943 -72.820 -45.137 1.00112.66 ATOM 185 NZ LYS R 30 -26.603 -72.209 -43.940 1.00112.49 TER