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 B 1 221 UNP Q6DCU6 SGMR1_XENLA 1 221 SEQRES 1 B 26 LEU GLY LEU ARG ALA VAL LEU VAL VAL ALA GLY LEU ALA SEQRES 2 B 26 VAL LEU LEU GLN LEU ILE ARG GLY TRP LEU SER SER LYS ATOM 1 N LEU B 9 111.312 -0.935 32.544 1.00120.86 ATOM 2 CA LEU B 9 110.438 -1.566 33.526 1.00121.03 ATOM 3 C LEU B 9 111.216 -1.924 34.790 1.00120.77 ATOM 4 O LEU B 9 111.360 -3.099 35.121 1.00120.27 ATOM 5 CB LEU B 9 109.790 -2.826 32.946 1.00120.66 ATOM 6 CG LEU B 9 109.459 -2.850 31.453 1.00120.56 ATOM 7 CD1 LEU B 9 108.821 -4.177 31.077 1.00120.30 ATOM 8 CD2 LEU B 9 108.549 -1.695 31.080 1.00121.37 ATOM 9 N GLY B 10 111.711 -0.909 35.496 1.00129.71 ATOM 10 CA GLY B 10 112.553 -1.137 36.654 1.00129.51 ATOM 11 C GLY B 10 113.997 -1.382 36.257 1.00128.84 ATOM 12 O GLY B 10 114.355 -1.442 35.079 1.00128.54 ATOM 13 N LEU B 11 114.846 -1.531 37.272 1.00135.39 ATOM 14 CA LEU B 11 116.276 -1.745 37.077 1.00134.90 ATOM 15 C LEU B 11 116.646 -3.137 37.570 1.00134.23 ATOM 16 O LEU B 11 116.353 -3.484 38.719 1.00134.32 ATOM 17 CB LEU B 11 117.094 -0.680 37.812 1.00135.38 ATOM 18 CG LEU B 11 118.554 -0.528 37.394 1.00135.19 ATOM 19 CD1 LEU B 11 118.619 -0.151 35.930 1.00135.27 ATOM 20 CD2 LEU B 11 119.229 0.522 38.251 1.00135.82 ATOM 21 N ARG B 12 117.291 -3.924 36.698 1.00123.15 ATOM 22 CA ARG B 12 117.722 -5.305 36.942 1.00122.58 ATOM 23 C ARG B 12 116.686 -6.146 37.687 1.00122.61 ATOM 24 O ARG B 12 117.039 -7.103 38.385 1.00122.35 ATOM 25 CB ARG B 12 119.063 -5.337 37.692 1.00122.43 ATOM 26 CG ARG B 12 119.019 -4.936 39.165 1.00122.73 ATOM 27 CD ARG B 12 120.348 -5.206 39.859 1.00122.52 ATOM 28 NE ARG B 12 120.670 -6.630 39.858 1.00122.01 ATOM 29 CZ ARG B 12 121.765 -7.164 40.391 1.00121.79 ATOM 30 NH1 ARG B 12 122.673 -6.399 40.984 1.00122.02 ATOM 31 NH2 ARG B 12 121.950 -8.475 40.328 1.00121.44 ATOM 32 N ALA B 13 115.405 -5.812 37.525 1.00115.53 ATOM 33 CA ALA B 13 114.319 -6.584 38.108 1.00115.75 ATOM 34 C ALA B 13 113.643 -7.509 37.106 1.00115.59 ATOM 35 O ALA B 13 112.960 -8.452 37.518 1.00115.75 ATOM 36 CB ALA B 13 113.263 -5.651 38.715 1.00116.52 ATOM 37 N VAL B 14 113.804 -7.254 35.808 1.00104.39 ATOM 38 CA VAL B 14 113.251 -8.141 34.793 1.00104.27 ATOM 39 C VAL B 14 114.266 -9.186 34.350 1.00103.73 ATOM 40 O VAL B 14 113.876 -10.216 33.777 1.00103.68 ATOM 41 CB VAL B 14 112.754 -7.333 33.579 1.00104.45 ATOM 42 CG1 VAL B 14 111.850 -8.188 32.697 1.00104.51 ATOM 43 CG2 VAL B 14 112.028 -6.086 34.041 1.00105.06 ATOM 44 N LEU B 15 115.553 -8.964 34.621 1.00 99.86 ATOM 45 CA LEU B 15 116.577 -9.899 34.175 1.00 99.47 ATOM 46 C LEU B 15 116.475 -11.228 34.913 1.00 99.42 ATOM 47 O LEU B 15 116.641 -12.293 34.307 1.00 99.31 ATOM 48 CB LEU B 15 117.963 -9.278 34.356 1.00 99.32 ATOM 49 CG LEU B 15 118.247 -7.972 33.605 1.00 99.51 ATOM 50 CD1 LEU B 15 119.723 -7.609 33.697 1.00 99.47 ATOM 51 CD2 LEU B 15 117.805 -8.069 32.153 1.00 99.54 ATOM 52 N VAL B 16 116.195 -11.192 36.218 1.00 95.16 ATOM 53 CA VAL B 16 116.045 -12.436 36.964 1.00 95.24 ATOM 54 C VAL B 16 114.773 -13.163 36.546 1.00 95.60 ATOM 55 O VAL B 16 114.731 -14.401 36.537 1.00 95.69 ATOM 56 CB VAL B 16 116.070 -12.159 38.479 1.00 95.42 ATOM 57 CG1 VAL B 16 115.965 -13.460 39.262 1.00 95.58 ATOM 58 CG2 VAL B 16 117.337 -11.412 38.855 1.00 95.14 ATOM 59 N VAL B 17 113.724 -12.419 36.183 1.00100.15 ATOM 60 CA VAL B 17 112.493 -13.040 35.701 1.00100.58 ATOM 61 C VAL B 17 112.727 -13.722 34.358 1.00100.36 ATOM 62 O VAL B 17 112.371 -14.891 34.168 1.00100.60 ATOM 63 CB VAL B 17 111.362 -11.998 35.615 1.00101.04 ATOM 64 CG1 VAL B 17 110.206 -12.534 34.787 1.00101.46 ATOM 65 CG2 VAL B 17 110.882 -11.624 37.003 1.00101.53 ATOM 66 N ALA B 18 113.326 -13.003 33.405 1.00 98.67 ATOM 67 CA ALA B 18 113.616 -13.607 32.109 1.00 98.53 ATOM 68 C ALA B 18 114.648 -14.719 32.227 1.00 98.33 ATOM 69 O ALA B 18 114.625 -15.668 31.436 1.00 98.45 ATOM 70 CB ALA B 18 114.095 -12.544 31.121 1.00 98.30 ATOM 71 N GLY B 19 115.553 -14.623 33.204 1.00 96.74 ATOM 72 CA GLY B 19 116.533 -15.680 33.398 1.00 96.64 ATOM 73 C GLY B 19 115.905 -16.974 33.878 1.00 97.04 ATOM 74 O GLY B 19 116.268 -18.059 33.416 1.00 97.18 ATOM 75 N LEU B 20 114.959 -16.880 34.816 1.00 95.71 ATOM 76 CA LEU B 20 114.226 -18.067 35.239 1.00 96.27 ATOM 77 C LEU B 20 113.294 -18.565 34.143 1.00 96.66 ATOM 78 O LEU B 20 113.023 -19.768 34.063 1.00 97.15 ATOM 79 CB LEU B 20 113.437 -17.774 36.513 1.00 96.66 ATOM 80 CG LEU B 20 114.274 -17.413 37.738 1.00 96.40 ATOM 81 CD1 LEU B 20 113.383 -17.222 38.949 1.00 96.94 ATOM 82 CD2 LEU B 20 115.316 -18.488 37.994 1.00 96.29 ATOM 83 N ALA B 21 112.798 -17.661 33.295 1.00101.79 ATOM 84 CA ALA B 21 111.944 -18.077 32.188 1.00102.15 ATOM 85 C ALA B 21 112.739 -18.836 31.133 1.00102.02 ATOM 86 O ALA B 21 112.276 -19.859 30.616 1.00102.52 ATOM 87 CB ALA B 21 111.252 -16.862 31.571 1.00102.08 ATOM 88 N VAL B 22 113.939 -18.353 30.802 1.00101.57 ATOM 89 CA VAL B 22 114.790 -19.069 29.856 1.00101.56 ATOM 90 C VAL B 22 115.329 -20.347 30.489 1.00101.85 ATOM 91 O VAL B 22 115.499 -21.369 29.811 1.00102.24 ATOM 92 CB VAL B 22 115.921 -18.151 29.357 1.00101.06 ATOM 93 CG1 VAL B 22 116.878 -18.918 28.457 1.00101.18 ATOM 94 CG2 VAL B 22 115.343 -16.958 28.614 1.00100.91 ATOM 95 N LEU B 23 115.602 -20.316 31.797 1.00 98.32 ATOM 96 CA LEU B 23 115.990 -21.537 32.496 1.00 98.69 ATOM 97 C LEU B 23 114.859 -22.558 32.476 1.00 99.48 ATOM 98 O LEU B 23 115.102 -23.762 32.336 1.00100.00 ATOM 99 CB LEU B 23 116.399 -21.218 33.934 1.00 98.47 ATOM 100 CG LEU B 23 116.760 -22.422 34.808 1.00 98.91 ATOM 101 CD1 LEU B 23 117.932 -23.185 34.210 1.00 98.96 ATOM 102 CD2 LEU B 23 117.065 -21.987 36.233 1.00 98.69 ATOM 103 N LEU B 24 113.614 -22.095 32.608 1.00101.69 ATOM 104 CA LEU B 24 112.478 -23.004 32.504 1.00102.57 ATOM 105 C LEU B 24 112.298 -23.503 31.075 1.00102.84 ATOM 106 O LEU B 24 111.955 -24.671 30.862 1.00103.63 ATOM 107 CB LEU B 24 111.205 -22.321 33.004 1.00102.85 ATOM 108 CG LEU B 24 110.995 -22.311 34.520 1.00103.11 ATOM 109 CD1 LEU B 24 109.686 -21.623 34.879 1.00103.55 ATOM 110 CD2 LEU B 24 111.026 -23.728 35.074 1.00103.89 ATOM 111 N GLN B 25 112.524 -22.638 30.081 1.00111.28 ATOM 112 CA GLN B 25 112.440 -23.079 28.690 1.00111.53 ATOM 113 C GLN B 25 113.489 -24.141 28.385 1.00111.76 ATOM 114 O GLN B 25 113.227 -25.088 27.634 1.00112.44 ATOM 115 CB GLN B 25 112.600 -21.889 27.743 1.00110.92 ATOM 116 CG GLN B 25 111.440 -20.909 27.751 1.00110.88 ATOM 117 CD GLN B 25 111.668 -19.744 26.809 1.00110.36 ATOM 118 OE1 GLN B 25 112.556 -19.786 25.957 1.00110.14 ATOM 119 NE2 GLN B 25 110.871 -18.692 26.961 1.00110.26 ATOM 120 N LEU B 26 114.684 -23.998 28.959 1.00117.22 ATOM 121 CA LEU B 26 115.728 -24.998 28.765 1.00120.93 ATOM 122 C LEU B 26 115.375 -26.297 29.481 1.00119.38 ATOM 123 O LEU B 26 115.484 -27.385 28.903 1.00112.92 ATOM 124 CB LEU B 26 117.071 -24.443 29.247 1.00113.16 ATOM 125 CG LEU B 26 118.383 -25.109 28.814 1.00124.24 ATOM 126 CD1 LEU B 26 118.661 -26.416 29.561 1.00125.94 ATOM 127 CD2 LEU B 26 118.382 -25.336 27.309 1.00116.78 ATOM 128 N ILE B 27 114.947 -26.202 30.744 1.00113.60 ATOM 129 CA ILE B 27 114.624 -27.399 31.517 1.00115.53 ATOM 130 C ILE B 27 113.397 -28.094 30.939 1.00117.12 ATOM 131 O ILE B 27 113.383 -29.318 30.764 1.00117.33 ATOM 132 CB ILE B 27 114.425 -27.044 33.003 1.00102.68 ATOM 133 CG1 ILE B 27 115.736 -26.552 33.619 1.00105.29 ATOM 134 CG2 ILE B 27 113.899 -28.242 33.779 1.00106.86 ATOM 135 CD1 ILE B 27 115.601 -26.090 35.055 1.00107.70 ATOM 136 N ARG B 28 112.345 -27.327 30.639 1.00115.98 ATOM 137 CA ARG B 28 111.155 -27.927 30.043 1.00113.21 ATOM 138 C ARG B 28 111.430 -28.422 28.630 1.00110.80 ATOM 139 O ARG B 28 110.773 -29.360 28.166 1.00110.05 ATOM 140 CB ARG B 28 109.995 -26.930 30.049 1.00114.13 ATOM 141 CG ARG B 28 108.656 -27.516 29.634 1.00126.60 ATOM 142 CD ARG B 28 107.514 -26.595 30.030 1.00130.01 ATOM 143 NE ARG B 28 107.270 -25.562 29.027 1.00126.02 ATOM 144 CZ ARG B 28 106.208 -24.764 29.021 1.00131.52 ATOM 145 NH1 ARG B 28 105.285 -24.875 29.968 1.00132.33 ATOM 146 NH2 ARG B 28 106.065 -23.855 28.065 1.00126.17 ATOM 147 N GLY B 29 112.399 -27.820 27.939 1.00103.86 ATOM 148 CA GLY B 29 112.776 -28.324 26.630 1.00104.18 ATOM 149 C GLY B 29 113.475 -29.667 26.710 1.00105.00 ATOM 150 O GLY B 29 113.248 -30.544 25.873 1.00105.89 ATOM 151 N TRP B 30 114.331 -29.849 27.720 1.00104.79 ATOM 152 CA TRP B 30 114.934 -31.159 27.948 1.00103.46 ATOM 153 C TRP B 30 113.874 -32.192 28.302 1.00104.70 ATOM 154 O TRP B 30 113.906 -33.321 27.801 1.00105.79 ATOM 155 CB TRP B 30 115.998 -31.073 29.043 1.00103.00 ATOM 156 CG TRP B 30 116.624 -32.399 29.380 1.00103.99 ATOM 157 CD1 TRP B 30 117.156 -33.302 28.505 1.00104.80 ATOM 158 CD2 TRP B 30 116.798 -32.960 30.689 1.00104.35 ATOM 159 NE1 TRP B 30 117.639 -34.394 29.186 1.00105.68 ATOM 160 CE2 TRP B 30 117.433 -34.208 30.528 1.00105.40 ATOM 161 CE3 TRP B 30 116.475 -32.529 31.978 1.00103.97 ATOM 162 CZ2 TRP B 30 117.750 -35.028 31.608 1.00106.06 ATOM 163 CZ3 TRP B 30 116.790 -33.343 33.047 1.00104.60 ATOM 164 CH2 TRP B 30 117.421 -34.579 32.856 1.00105.62 ATOM 165 N LEU B 31 112.918 -31.820 29.158 1.00104.66 ATOM 166 CA LEU B 31 111.848 -32.745 29.521 1.00105.97 ATOM 167 C LEU B 31 110.933 -33.041 28.339 1.00106.69 ATOM 168 O LEU B 31 110.288 -34.095 28.305 1.00112.84 ATOM 169 CB LEU B 31 111.035 -32.183 30.688 1.00105.84 ATOM 170 CG LEU B 31 111.737 -32.074 32.041 1.00105.44 ATOM 171 CD1 LEU B 31 110.769 -31.560 33.091 1.00105.54 ATOM 172 CD2 LEU B 31 112.312 -33.419 32.453 1.00106.45 ATOM 173 N SER B 32 110.863 -32.134 27.367 1.00105.88 ATOM 174 CA SER B 32 110.000 -32.313 26.209 1.00106.49 ATOM 175 C SER B 32 110.652 -33.099 25.078 1.00111.88 ATOM 176 O SER B 32 109.942 -33.535 24.166 1.00117.67 ATOM 177 CB SER B 32 109.549 -30.948 25.676 1.00108.33 ATOM 178 OG SER B 32 108.974 -30.162 26.705 1.00119.64 ATOM 179 N SER B 33 111.973 -33.281 25.100 1.00114.66 ATOM 180 CA SER B 33 112.678 -33.982 24.031 1.00109.65 ATOM 181 C SER B 33 113.512 -35.157 24.533 1.00112.98 ATOM 182 O SER B 33 114.354 -35.668 23.785 1.00116.68 ATOM 183 CB SER B 33 113.561 -33.005 23.245 1.00112.44 ATOM 184 OG SER B 33 114.495 -32.357 24.088 1.00124.38 ATOM 185 N LYS B 34 113.307 -35.597 25.774 1.00109.91 ATOM 186 CA LYS B 34 114.123 -36.646 26.382 1.00109.47 ATOM 187 C LYS B 34 113.460 -38.006 26.196 1.00109.26 ATOM 188 O LYS B 34 112.437 -38.293 26.826 1.00111.98 ATOM 189 CB LYS B 34 114.354 -36.363 27.864 1.00109.36 ATOM 190 CG LYS B 34 115.137 -37.455 28.573 1.00113.13 ATOM 191 CD LYS B 34 115.276 -37.169 30.059 1.00108.77 ATOM 192 CE LYS B 34 116.078 -38.269 30.740 1.00111.84 ATOM 193 NZ LYS B 34 115.455 -39.614 30.550 1.00111.59 TER