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 H 1 221 UNP Q6DCU6 SGMR1_XENLA 1 221 SEQRES 1 H 26 LEU GLY LEU ARG ALA VAL LEU VAL VAL ALA GLY LEU ALA SEQRES 2 H 26 VAL LEU LEU GLN LEU ILE ARG GLY TRP LEU SER SER LYS ATOM 1 N LEU U 5 62.035-156.057 9.857 1.00100.65 ATOM 2 CA LEU U 5 62.851-154.875 9.602 1.00100.98 ATOM 3 C LEU U 5 63.987-154.758 10.610 1.00101.58 ATOM 4 O LEU U 5 63.767-154.848 11.817 1.00101.75 ATOM 5 CB LEU U 5 61.992-153.610 9.641 1.00100.84 ATOM 6 CG LEU U 5 62.769-152.291 9.640 1.00101.23 ATOM 7 CD1 LEU U 5 63.553-152.126 8.349 1.00101.22 ATOM 8 CD2 LEU U 5 61.838-151.112 9.861 1.00101.10 ATOM 9 N GLY U 6 65.201-154.557 10.105 1.00109.81 ATOM 10 CA GLY U 6 66.351-154.349 10.962 1.00110.39 ATOM 11 C GLY U 6 66.497-152.902 11.384 1.00110.67 ATOM 12 O GLY U 6 66.757-152.611 12.556 1.00111.03 ATOM 13 N LEU U 7 66.324-151.991 10.427 1.00121.96 ATOM 14 CA LEU U 7 66.396-150.538 10.646 1.00122.18 ATOM 15 C LEU U 7 67.773-150.228 11.231 1.00122.78 ATOM 16 O LEU U 7 68.784-150.688 10.676 1.00122.94 ATOM 17 CB LEU U 7 65.203-150.090 11.487 1.00122.02 ATOM 18 CG LEU U 7 64.835-148.605 11.408 1.00122.04 ATOM 19 CD1 LEU U 7 64.317-148.260 10.018 1.00121.61 ATOM 20 CD2 LEU U 7 63.818-148.232 12.477 1.00121.98 ATOM 21 N ARG U 8 67.870-149.471 12.324 1.00113.53 ATOM 22 CA ARG U 8 69.147-149.153 12.939 1.00114.10 ATOM 23 C ARG U 8 69.246-149.603 14.387 1.00114.40 ATOM 24 O ARG U 8 70.357-149.637 14.930 1.00114.87 ATOM 25 CB ARG U 8 69.416-147.641 12.869 1.00114.33 ATOM 26 CG ARG U 8 68.605-146.814 13.855 1.00114.37 ATOM 27 CD ARG U 8 68.781-145.324 13.602 1.00114.53 ATOM 28 NE ARG U 8 70.186-144.953 13.448 1.00114.98 ATOM 29 CZ ARG U 8 70.615-143.706 13.277 1.00115.22 ATOM 30 NH1 ARG U 8 69.749-142.703 13.244 1.00115.04 ATOM 31 NH2 ARG U 8 71.912-143.461 13.142 1.00115.63 ATOM 32 N ALA U 9 68.126-149.945 15.026 1.00103.38 ATOM 33 CA ALA U 9 68.173-150.352 16.425 1.00103.66 ATOM 34 C ALA U 9 68.823-151.718 16.588 1.00103.77 ATOM 35 O ALA U 9 69.448-151.984 17.620 1.00104.17 ATOM 36 CB ALA U 9 66.766-150.345 17.022 1.00103.34 ATOM 37 N VAL U 10 68.695-152.590 15.584 1.00 96.13 ATOM 38 CA VAL U 10 69.391-153.873 15.619 1.00 96.24 ATOM 39 C VAL U 10 70.896-153.663 15.706 1.00 96.77 ATOM 40 O VAL U 10 71.599-154.425 16.381 1.00 97.07 ATOM 41 CB VAL U 10 68.996-154.724 14.396 1.00 95.77 ATOM 42 CG1 VAL U 10 69.873-155.961 14.282 1.00 95.91 ATOM 43 CG2 VAL U 10 67.528-155.126 14.485 1.00 95.27 ATOM 44 N LEU U 11 71.412-152.615 15.061 1.00 87.51 ATOM 45 CA LEU U 11 72.849-152.360 15.108 1.00 88.01 ATOM 46 C LEU U 11 73.284-151.873 16.487 1.00 88.49 ATOM 47 O LEU U 11 74.328-152.297 16.999 1.00 88.90 ATOM 48 CB LEU U 11 73.237-151.351 14.027 1.00 88.00 ATOM 49 CG LEU U 11 72.769-151.696 12.611 1.00 87.51 ATOM 50 CD1 LEU U 11 73.319-150.702 11.604 1.00 87.58 ATOM 51 CD2 LEU U 11 73.157-153.120 12.234 1.00 87.42 ATOM 52 N VAL U 12 72.501-150.987 17.106 1.00 84.30 ATOM 53 CA VAL U 12 72.838-150.508 18.445 1.00 84.74 ATOM 54 C VAL U 12 72.769-151.648 19.452 1.00 84.83 ATOM 55 O VAL U 12 73.603-151.745 20.361 1.00 85.29 ATOM 56 CB VAL U 12 71.914-149.344 18.845 1.00 84.65 ATOM 57 CG1 VAL U 12 72.285-148.814 20.222 1.00 85.12 ATOM 58 CG2 VAL U 12 71.978-148.238 17.804 1.00 84.55 ATOM 59 N VAL U 13 71.774-152.526 19.311 1.00 83.39 ATOM 60 CA VAL U 13 71.671-153.686 20.192 1.00 83.44 ATOM 61 C VAL U 13 72.896-154.578 20.033 1.00 83.72 ATOM 62 O VAL U 13 73.529-154.977 21.017 1.00 84.10 ATOM 63 CB VAL U 13 70.366-154.455 19.913 1.00 82.88 ATOM 64 CG1 VAL U 13 70.378-155.803 20.614 1.00 82.92 ATOM 65 CG2 VAL U 13 69.170-153.633 20.359 1.00 82.68 ATOM 66 N ALA U 14 73.259-154.890 18.787 1.00 87.32 ATOM 67 CA ALA U 14 74.430-155.726 18.554 1.00 87.57 ATOM 68 C ALA U 14 75.718-155.000 18.920 1.00 88.14 ATOM 69 O ALA U 14 76.697-155.642 19.319 1.00 88.49 ATOM 70 CB ALA U 14 74.463-156.187 17.097 1.00 87.23 ATOM 71 N GLY U 15 75.732-153.669 18.807 1.00 82.65 ATOM 72 CA GLY U 15 76.907-152.912 19.208 1.00 83.19 ATOM 73 C GLY U 15 77.156-152.957 20.703 1.00 83.59 ATOM 74 O GLY U 15 78.299-153.094 21.148 1.00 84.05 ATOM 75 N LEU U 16 76.099-152.841 21.503 1.00 84.25 ATOM 76 CA LEU U 16 76.287-152.991 22.939 1.00 84.61 ATOM 77 C LEU U 16 76.661-154.423 23.295 1.00 84.68 ATOM 78 O LEU U 16 77.459-154.651 24.211 1.00 85.12 ATOM 79 CB LEU U 16 75.032-152.565 23.685 1.00 84.41 ATOM 80 CG LEU U 16 74.683-151.084 23.677 1.00 84.44 ATOM 81 CD1 LEU U 16 73.893-150.865 24.931 1.00 84.48 ATOM 82 CD2 LEU U 16 75.916-150.191 23.647 1.00 84.91 ATOM 83 N ALA U 17 76.103-155.401 22.576 1.00 91.15 ATOM 84 CA ALA U 17 76.432-156.795 22.850 1.00 91.19 ATOM 85 C ALA U 17 77.902-157.079 22.571 1.00 91.58 ATOM 86 O ALA U 17 78.567-157.773 23.348 1.00 91.91 ATOM 87 CB ALA U 17 75.540-157.721 22.023 1.00 90.64 ATOM 88 N VAL U 18 78.428-156.546 21.467 1.00 90.89 ATOM 89 CA VAL U 18 79.841-156.732 21.155 1.00 91.27 ATOM 90 C VAL U 18 80.711-155.924 22.111 1.00 91.83 ATOM 91 O VAL U 18 81.792-156.370 22.516 1.00 92.24 ATOM 92 CB VAL U 18 80.107-156.368 19.683 1.00 91.07 ATOM 93 CG1 VAL U 18 81.598-156.391 19.382 1.00 91.49 ATOM 94 CG2 VAL U 18 79.360-157.327 18.764 1.00 90.54 ATOM 95 N LEU U 19 80.254-154.728 22.493 1.00 86.71 ATOM 96 CA LEU U 19 80.971-153.956 23.504 1.00 87.24 ATOM 97 C LEU U 19 81.001-154.695 24.835 1.00 87.47 ATOM 98 O LEU U 19 82.010-154.668 25.548 1.00 87.96 ATOM 99 CB LEU U 19 80.332-152.577 23.673 1.00 87.19 ATOM 100 CG LEU U 19 80.963-151.687 24.749 1.00 87.71 ATOM 101 CD1 LEU U 19 82.413-151.385 24.410 1.00 88.14 ATOM 102 CD2 LEU U 19 80.176-150.399 24.941 1.00 87.62 ATOM 103 N LEU U 20 79.900-155.362 25.187 1.00 91.55 ATOM 104 CA LEU U 20 79.891-156.179 26.395 1.00 91.75 ATOM 105 C LEU U 20 80.824-157.374 26.258 1.00 91.92 ATOM 106 O LEU U 20 81.549-157.710 27.200 1.00 92.34 ATOM 107 CB LEU U 20 78.468-156.638 26.711 1.00 91.31 ATOM 108 CG LEU U 20 77.553-155.597 27.356 1.00 91.25 ATOM 109 CD1 LEU U 20 76.153-156.157 27.547 1.00 90.79 ATOM 110 CD2 LEU U 20 78.134-155.134 28.684 1.00 91.78 ATOM 111 N GLN U 21 80.821-158.028 25.093 1.00 99.61 ATOM 112 CA GLN U 21 81.748-159.133 24.872 1.00 99.77 ATOM 113 C GLN U 21 83.193-158.663 24.972 1.00100.31 ATOM 114 O GLN U 21 84.055-159.386 25.483 1.00100.65 ATOM 115 CB GLN U 21 81.490-159.777 23.509 1.00 99.34 ATOM 116 CG GLN U 21 80.167-160.521 23.399 1.00 98.81 ATOM 117 CD GLN U 21 79.888-161.004 21.985 1.00 98.37 ATOM 118 OE1 GLN U 21 80.765-160.969 21.120 1.00 98.48 ATOM 119 NE2 GLN U 21 78.660-161.451 21.742 1.00 97.88 ATOM 120 N LEU U 22 83.473-157.446 24.499 1.00103.72 ATOM 121 CA LEU U 22 84.835-156.924 24.554 1.00107.63 ATOM 122 C LEU U 22 85.240-156.608 25.990 1.00105.71 ATOM 123 O LEU U 22 86.327-156.990 26.438 1.00 98.94 ATOM 124 CB LEU U 22 84.950-155.685 23.659 1.00100.44 ATOM 125 CG LEU U 22 86.325-155.169 23.214 1.00111.70 ATOM 126 CD1 LEU U 22 87.074-154.431 24.325 1.00113.28 ATOM 127 CD2 LEU U 22 87.167-156.309 22.663 1.00103.96 ATOM 128 N ILE U 23 84.376-155.907 26.728 1.00 96.85 ATOM 129 CA ILE U 23 84.701-155.542 28.104 1.00 97.30 ATOM 130 C ILE U 23 84.744-156.783 28.986 1.00 97.40 ATOM 131 O ILE U 23 85.658-156.952 29.801 1.00 97.87 ATOM 132 CB ILE U 23 83.707-154.496 28.639 1.00 97.18 ATOM 133 CG1 ILE U 23 83.848-153.187 27.862 1.00 97.17 ATOM 134 CG2 ILE U 23 83.942-154.243 30.117 1.00 97.61 ATOM 135 CD1 ILE U 23 82.847-152.123 28.262 1.00 97.02 ATOM 136 N ARG U 24 83.754-157.671 28.843 1.00108.87 ATOM 137 CA ARG U 24 83.760-158.895 29.638 1.00105.23 ATOM 138 C ARG U 24 84.917-159.806 29.252 1.00102.80 ATOM 139 O ARG U 24 85.401-160.578 30.086 1.00101.31 ATOM 140 CB ARG U 24 82.436-159.646 29.485 1.00105.78 ATOM 141 CG ARG U 24 82.296-160.822 30.439 1.00117.23 ATOM 142 CD ARG U 24 80.869-161.329 30.526 1.00120.12 ATOM 143 NE ARG U 24 80.576-162.306 29.482 1.00116.36 ATOM 144 CZ ARG U 24 79.486-163.066 29.456 1.00121.30 ATOM 145 NH1 ARG U 24 78.581-162.963 30.420 1.00121.26 ATOM 146 NH2 ARG U 24 79.305-163.935 28.472 1.00116.16 ATOM 147 N GLY U 25 85.384-159.720 28.006 1.00112.20 ATOM 148 CA GLY U 25 86.556-160.487 27.622 1.00108.10 ATOM 149 C GLY U 25 87.818-159.971 28.283 1.00106.68 ATOM 150 O GLY U 25 88.680-160.754 28.690 1.00107.33 ATOM 151 N TRP U 26 87.943-158.647 28.403 1.00122.42 ATOM 152 CA TRP U 26 89.057-158.075 29.151 1.00114.34 ATOM 153 C TRP U 26 88.986-158.462 30.622 1.00116.81 ATOM 154 O TRP U 26 90.002-158.820 31.225 1.00115.05 ATOM 155 CB TRP U 26 89.074-156.556 28.991 1.00105.75 ATOM 156 CG TRP U 26 90.161-155.883 29.773 1.00105.56 ATOM 157 CD1 TRP U 26 91.486-156.207 29.777 1.00114.77 ATOM 158 CD2 TRP U 26 90.020-154.757 30.650 1.00109.14 ATOM 159 NE1 TRP U 26 92.179-155.362 30.612 1.00112.07 ATOM 160 CE2 TRP U 26 91.302-154.461 31.158 1.00105.45 ATOM 161 CE3 TRP U 26 88.936-153.974 31.057 1.00110.62 ATOM 162 CZ2 TRP U 26 91.528-153.417 32.053 1.00107.19 ATOM 163 CZ3 TRP U 26 89.161-152.937 31.945 1.00112.73 ATOM 164 CH2 TRP U 26 90.448-152.668 32.433 1.00115.52 ATOM 165 N LEU U 27 87.790-158.404 31.216 1.00110.91 ATOM 166 CA LEU U 27 87.644-158.778 32.620 1.00104.42 ATOM 167 C LEU U 27 87.875-160.267 32.839 1.00108.10 ATOM 168 O LEU U 27 88.263-160.677 33.940 1.00117.50 ATOM 169 CB LEU U 27 86.259-158.381 33.130 1.00102.52 ATOM 170 CG LEU U 27 85.977-156.884 33.227 1.00101.14 ATOM 171 CD1 LEU U 27 84.594-156.638 33.810 1.00107.70 ATOM 172 CD2 LEU U 27 87.044-156.206 34.066 1.00103.13 ATOM 173 N SER U 28 87.650-161.087 31.815 1.00102.67 ATOM 174 CA SER U 28 87.829-162.528 31.926 1.00106.49 ATOM 175 C SER U 28 89.255-162.979 31.641 1.00115.80 ATOM 176 O SER U 28 89.594-164.129 31.940 1.00120.88 ATOM 177 CB SER U 28 86.870-163.255 30.978 1.00112.87 ATOM 178 OG SER U 28 85.532-162.831 31.178 1.00124.26 ATOM 179 N SER U 29 90.091-162.114 31.067 1.00120.18 ATOM 180 CA SER U 29 91.458-162.469 30.707 1.00114.70 ATOM 181 C SER U 29 92.498-161.551 31.338 1.00116.83 ATOM 182 O SER U 29 93.667-161.589 30.937 1.00120.12 ATOM 183 CB SER U 29 91.611-162.468 29.182 1.00118.70 ATOM 184 OG SER U 29 91.271-161.203 28.640 1.00131.32 ATOM 185 N LYS U 30 92.112-160.739 32.318 1.00109.86 ATOM 186 CA LYS U 30 93.008-159.750 32.912 1.00108.94 ATOM 187 C LYS U 30 93.687-160.330 34.146 1.00113.08 ATOM 188 O LYS U 30 93.036-160.541 35.174 1.00116.10 ATOM 189 CB LYS U 30 92.257-158.474 33.276 1.00105.12 ATOM 190 CG LYS U 30 93.138-157.447 33.973 1.00116.23 ATOM 191 CD LYS U 30 92.349-156.219 34.391 1.00109.08 ATOM 192 CE LYS U 30 93.258-155.211 35.076 1.00114.86 ATOM 193 NZ LYS U 30 93.931-155.801 36.273 1.00115.22 TER