HEADER MEMBRANE PROTEIN 13-JAN-16 5HK2 TITLE Human sigma-1 receptor bound to 4-IBP COMPND MOL_ID: 1; COMPND 2 MOLECULE: Sigma non-opioid intracellular receptor 1; COMPND 3 CHAIN: A, B, C; COMPND 4 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.20 ANGSTORMS DBREF 5HK2 A 1 223 UNP Q99720 SGMR1_HUMAN 1 223 SEQRES 1 A 32 GLN TRP ALA VAL GLY ARG ARG TRP ALA TRP ALA ALA LEU SEQRES 2 A 32 LEU LEU ALA VAL ALA ALA VAL LEU THR GLN VAL VAL TRP SEQRES 3 A 32 LEU TRP LEU GLY THR GLN ATOM 1 N GLN A 2 1.206 -4.864 36.464 1.00 85.62 ATOM 2 CA GLN A 2 1.741 -6.110 35.927 1.00 87.03 ATOM 3 C GLN A 2 1.375 -6.277 34.456 1.00 83.08 ATOM 4 O GLN A 2 2.220 -6.124 33.574 1.00 78.86 ATOM 5 CB GLN A 2 1.231 -7.305 36.737 1.00 89.31 ATOM 6 N TRP A 3 0.110 -6.594 34.200 1.00 82.62 ATOM 7 CA TRP A 3 -0.384 -6.766 32.836 1.00 74.90 ATOM 8 C TRP A 3 -1.252 -5.578 32.450 1.00 65.28 ATOM 9 O TRP A 3 -1.795 -5.520 31.348 1.00 58.70 ATOM 10 CB TRP A 3 -1.188 -8.062 32.699 1.00 77.73 ATOM 11 CG TRP A 3 -0.364 -9.278 32.410 1.00 79.66 ATOM 12 CD1 TRP A 3 0.079 -10.202 33.312 1.00 81.90 ATOM 13 CD2 TRP A 3 0.107 -9.711 31.128 1.00 79.30 ATOM 14 NE1 TRP A 3 0.800 -11.180 32.671 1.00 83.57 ATOM 15 CE2 TRP A 3 0.833 -10.902 31.330 1.00 80.73 ATOM 16 CE3 TRP A 3 -0.011 -9.206 29.831 1.00 77.68 ATOM 17 CZ2 TRP A 3 1.437 -11.595 30.283 1.00 78.80 ATOM 18 CZ3 TRP A 3 0.590 -9.895 28.793 1.00 76.84 ATOM 19 CH2 TRP A 3 1.304 -11.076 29.025 1.00 76.89 ATOM 20 N ALA A 4 -1.373 -4.631 33.374 1.00 65.30 ATOM 21 CA ALA A 4 -2.307 -3.525 33.229 1.00 67.11 ATOM 22 C ALA A 4 -1.795 -2.425 32.305 1.00 64.75 ATOM 23 O ALA A 4 -0.615 -2.377 31.956 1.00 62.51 ATOM 24 CB ALA A 4 -2.635 -2.943 34.594 1.00 71.36 ATOM 25 N VAL A 5 -2.710 -1.546 31.914 1.00 64.11 ATOM 26 CA VAL A 5 -2.388 -0.390 31.093 1.00 59.85 ATOM 27 C VAL A 5 -3.067 0.841 31.676 1.00 56.90 ATOM 28 O VAL A 5 -4.257 0.809 31.988 1.00 58.35 ATOM 29 CB VAL A 5 -2.835 -0.584 29.632 1.00 61.14 ATOM 30 CG1 VAL A 5 -2.657 0.703 28.839 1.00 59.53 ATOM 31 CG2 VAL A 5 -2.064 -1.721 28.990 1.00 62.77 ATOM 32 N GLY A 6 -2.307 1.917 31.840 1.00 55.30 ATOM 33 CA GLY A 6 -2.871 3.167 32.307 1.00 58.65 ATOM 34 C GLY A 6 -3.870 3.698 31.300 1.00 61.87 ATOM 35 O GLY A 6 -3.572 3.779 30.109 1.00 64.77 ATOM 36 N ARG A 7 -5.060 4.052 31.773 1.00 63.29 ATOM 37 CA ARG A 7 -6.114 4.543 30.894 1.00 66.89 ATOM 38 C ARG A 7 -5.745 5.886 30.261 1.00 71.53 ATOM 39 O ARG A 7 -6.303 6.268 29.231 1.00 74.30 ATOM 40 CB ARG A 7 -7.433 4.665 31.661 1.00 66.78 ATOM 41 N ARG A 8 -4.804 6.597 30.875 1.00 71.63 ATOM 42 CA ARG A 8 -4.343 7.876 30.343 1.00 72.86 ATOM 43 C ARG A 8 -3.373 7.669 29.185 1.00 75.58 ATOM 44 O ARG A 8 -3.424 8.380 28.182 1.00 76.66 ATOM 45 CB ARG A 8 -3.679 8.709 31.441 1.00 72.06 ATOM 46 N TRP A 9 -2.488 6.690 29.334 1.00 76.59 ATOM 47 CA TRP A 9 -1.521 6.364 28.293 1.00 69.02 ATOM 48 C TRP A 9 -2.226 5.767 27.081 1.00 58.03 ATOM 49 O TRP A 9 -1.869 6.046 25.935 1.00 53.39 ATOM 50 CB TRP A 9 -0.469 5.392 28.833 1.00 70.54 ATOM 51 CG TRP A 9 0.502 4.920 27.804 1.00 70.68 ATOM 52 CD1 TRP A 9 1.708 5.478 27.499 1.00 70.50 ATOM 53 CD2 TRP A 9 0.352 3.788 26.939 1.00 72.51 ATOM 54 NE1 TRP A 9 2.319 4.764 26.497 1.00 72.54 ATOM 55 CE2 TRP A 9 1.506 3.722 26.135 1.00 72.82 ATOM 56 CE3 TRP A 9 -0.646 2.823 26.768 1.00 73.22 ATOM 57 CZ2 TRP A 9 1.690 2.731 25.174 1.00 72.02 ATOM 58 CZ3 TRP A 9 -0.462 1.841 25.813 1.00 73.75 ATOM 59 CH2 TRP A 9 0.697 1.802 25.028 1.00 73.49 ATOM 60 N ALA A 10 -3.236 4.949 27.359 1.00 57.70 ATOM 61 CA ALA A 10 -3.998 4.245 26.334 1.00 63.11 ATOM 62 C ALA A 10 -4.783 5.202 25.448 1.00 67.03 ATOM 63 O ALA A 10 -4.952 4.961 24.252 1.00 69.58 ATOM 64 CB ALA A 10 -4.938 3.243 26.986 1.00 64.18 ATOM 65 N TRP A 11 -5.270 6.281 26.050 1.00 68.85 ATOM 66 CA TRP A 11 -5.992 7.314 25.321 1.00 74.16 ATOM 67 C TRP A 11 -5.096 8.020 24.306 1.00 75.97 ATOM 68 O TRP A 11 -5.536 8.361 23.207 1.00 77.38 ATOM 69 CB TRP A 11 -6.585 8.334 26.294 1.00 77.67 ATOM 70 CG TRP A 11 -6.936 9.630 25.642 1.00 83.34 ATOM 71 CD1 TRP A 11 -8.006 9.877 24.833 1.00 87.53 ATOM 72 CD2 TRP A 11 -6.211 10.862 25.737 1.00 86.35 ATOM 73 NE1 TRP A 11 -7.993 11.187 24.418 1.00 90.29 ATOM 74 CE2 TRP A 11 -6.901 11.813 24.960 1.00 90.48 ATOM 75 CE3 TRP A 11 -5.046 11.252 26.405 1.00 85.82 ATOM 76 CZ2 TRP A 11 -6.465 13.131 24.833 1.00 91.89 ATOM 77 CZ3 TRP A 11 -4.615 12.561 26.277 1.00 87.58 ATOM 78 CH2 TRP A 11 -5.323 13.484 25.498 1.00 89.74 ATOM 79 N ALA A 12 -3.839 8.241 24.675 1.00 74.53 ATOM 80 CA ALA A 12 -2.901 8.898 23.774 1.00 69.86 ATOM 81 C ALA A 12 -2.391 7.929 22.713 1.00 69.23 ATOM 82 O ALA A 12 -2.029 8.340 21.610 1.00 68.00 ATOM 83 CB ALA A 12 -1.743 9.490 24.553 1.00 66.82 ATOM 84 N ALA A 13 -2.368 6.642 23.049 1.00 68.43 ATOM 85 CA ALA A 13 -1.878 5.624 22.127 1.00 66.51 ATOM 86 C ALA A 13 -2.811 5.487 20.929 1.00 67.45 ATOM 87 O ALA A 13 -2.359 5.341 19.794 1.00 72.93 ATOM 88 CB ALA A 13 -1.722 4.290 22.839 1.00 53.93 ATOM 89 N LEU A 14 -4.113 5.544 21.189 1.00 64.59 ATOM 90 CA LEU A 14 -5.109 5.473 20.127 1.00 65.94 ATOM 91 C LEU A 14 -5.072 6.705 19.233 1.00 70.79 ATOM 92 O LEU A 14 -5.382 6.625 18.045 1.00 72.95 ATOM 93 CB LEU A 14 -6.509 5.306 20.711 1.00 65.15 ATOM 94 CG LEU A 14 -6.902 3.886 21.101 1.00 67.13 ATOM 95 CD1 LEU A 14 -8.383 3.806 21.426 1.00 71.65 ATOM 96 CD2 LEU A 14 -6.526 2.908 19.994 1.00 70.96 ATOM 97 N LEU A 15 -4.699 7.845 19.806 1.00 72.85 ATOM 98 CA LEU A 15 -4.616 9.080 19.036 1.00 80.02 ATOM 99 C LEU A 15 -3.387 9.066 18.135 1.00 86.47 ATOM 100 O LEU A 15 -3.416 9.586 17.019 1.00 87.97 ATOM 101 CB LEU A 15 -4.596 10.294 19.964 1.00 79.40 ATOM 102 CG LEU A 15 -5.915 10.560 20.693 1.00 78.15 ATOM 103 CD1 LEU A 15 -5.890 11.913 21.392 1.00 77.11 ATOM 104 CD2 LEU A 15 -7.093 10.466 19.729 1.00 77.13 ATOM 105 N LEU A 16 -2.308 8.463 18.622 1.00 85.39 ATOM 106 CA LEU A 16 -1.139 8.225 17.788 1.00 78.64 ATOM 107 C LEU A 16 -1.446 7.126 16.775 1.00 78.57 ATOM 108 O LEU A 16 -0.875 7.099 15.685 1.00 77.25 ATOM 109 CB LEU A 16 0.076 7.847 18.639 1.00 73.98 ATOM 110 CG LEU A 16 0.597 8.930 19.584 1.00 74.83 ATOM 111 CD1 LEU A 16 1.940 8.526 20.178 1.00 73.77 ATOM 112 CD2 LEU A 16 0.700 10.263 18.859 1.00 77.02 ATOM 113 N ALA A 17 -2.353 6.224 17.136 1.00 82.84 ATOM 114 CA ALA A 17 -2.749 5.152 16.234 1.00 59.60 ATOM 115 C ALA A 17 -3.556 5.696 15.058 1.00 81.45 ATOM 116 O ALA A 17 -3.215 5.442 13.904 1.00 83.06 ATOM 117 CB ALA A 17 -3.541 4.092 16.978 1.00 59.68 ATOM 118 N VAL A 18 -4.613 6.454 15.348 1.00 76.94 ATOM 119 CA VAL A 18 -5.480 6.975 14.292 1.00 77.77 ATOM 120 C VAL A 18 -4.728 7.945 13.389 1.00 80.70 ATOM 121 O VAL A 18 -4.996 8.016 12.195 1.00 82.62 ATOM 122 CB VAL A 18 -6.736 7.675 14.859 1.00 74.56 ATOM 123 CG1 VAL A 18 -7.650 6.662 15.519 1.00 75.87 ATOM 124 CG2 VAL A 18 -6.356 8.774 15.835 1.00 72.98 ATOM 125 N ALA A 19 -3.778 8.676 13.964 1.00 85.12 ATOM 126 CA ALA A 19 -2.912 9.558 13.193 1.00 93.63 ATOM 127 C ALA A 19 -2.054 8.748 12.226 1.00101.51 ATOM 128 O ALA A 19 -1.821 9.157 11.089 1.00102.16 ATOM 129 CB ALA A 19 -2.033 10.386 14.121 1.00 89.33 ATOM 130 N ALA A 20 -1.588 7.593 12.691 1.00102.95 ATOM 131 CA ALA A 20 -0.779 6.707 11.868 1.00 99.85 ATOM 132 C ALA A 20 -1.634 6.043 10.797 1.00 97.41 ATOM 133 O ALA A 20 -1.227 5.946 9.642 1.00102.45 ATOM 134 CB ALA A 20 -0.091 5.660 12.728 1.00 97.13 ATOM 135 N VAL A 21 -2.825 5.594 11.183 1.00 97.45 ATOM 136 CA VAL A 21 -3.729 4.937 10.244 1.00103.37 ATOM 137 C VAL A 21 -4.264 5.918 9.203 1.00107.96 ATOM 138 O VAL A 21 -4.297 5.608 8.013 1.00110.38 ATOM 139 CB VAL A 21 -4.922 4.272 10.963 1.00106.28 ATOM 140 CG1 VAL A 21 -5.831 3.583 9.955 1.00 69.95 ATOM 141 CG2 VAL A 21 -4.435 3.274 11.997 1.00 66.07 ATOM 142 N LEU A 22 -4.673 7.103 9.652 1.00108.34 ATOM 143 CA LEU A 22 -5.289 8.085 8.761 1.00111.21 ATOM 144 C LEU A 22 -4.314 8.574 7.692 1.00116.93 ATOM 145 O LEU A 22 -4.676 8.681 6.520 1.00123.96 ATOM 146 CB LEU A 22 -5.827 9.276 9.559 1.00106.46 ATOM 147 CG LEU A 22 -7.204 9.809 9.161 1.00105.93 ATOM 148 CD1 LEU A 22 -8.255 8.713 9.267 1.00105.34 ATOM 149 CD2 LEU A 22 -7.583 11.002 10.024 1.00105.24 ATOM 150 N THR A 23 -3.081 8.867 8.099 1.00108.24 ATOM 151 CA THR A 23 -2.048 9.307 7.164 1.00102.01 ATOM 152 C THR A 23 -1.724 8.223 6.142 1.00103.57 ATOM 153 O THR A 23 -1.331 8.519 5.015 1.00108.44 ATOM 154 CB THR A 23 -0.752 9.708 7.891 1.00 96.33 ATOM 155 OG1 THR A 23 -0.402 8.691 8.838 1.00 98.85 ATOM 156 CG2 THR A 23 -0.934 11.031 8.618 1.00 91.86 ATOM 157 N GLN A 24 -1.886 6.966 6.541 1.00102.41 ATOM 158 CA GLN A 24 -1.695 5.854 5.620 1.00106.81 ATOM 159 C GLN A 24 -2.905 5.696 4.705 1.00111.98 ATOM 160 O GLN A 24 -2.765 5.347 3.533 1.00117.15 ATOM 161 CB GLN A 24 -1.438 4.554 6.382 1.00104.28 ATOM 162 CG GLN A 24 -0.087 4.489 7.069 1.00 99.76 ATOM 163 CD GLN A 24 0.095 3.214 7.864 1.00 97.40 ATOM 164 OE1 GLN A 24 -0.714 2.290 7.771 1.00 97.68 ATOM 165 NE2 GLN A 24 1.158 3.156 8.655 1.00 95.74 ATOM 166 N VAL A 25 -4.092 5.958 5.242 1.00111.15 ATOM 167 CA VAL A 25 -5.324 5.780 4.482 1.00114.77 ATOM 168 C VAL A 25 -5.406 6.750 3.304 1.00120.41 ATOM 169 O VAL A 25 -5.764 6.356 2.193 1.00123.95 ATOM 170 CB VAL A 25 -6.569 5.950 5.380 1.00113.73 ATOM 171 CG1 VAL A 25 -7.813 6.207 4.544 1.00115.40 ATOM 172 CG2 VAL A 25 -6.761 4.721 6.252 1.00112.67 ATOM 173 N VAL A 26 -5.056 8.012 3.537 1.00123.03 ATOM 174 CA VAL A 26 -5.186 9.026 2.493 1.00128.13 ATOM 175 C VAL A 26 -4.231 8.792 1.316 1.00140.31 ATOM 176 O VAL A 26 -4.514 9.207 0.192 1.00142.78 ATOM 177 CB VAL A 26 -4.959 10.449 3.052 1.00117.24 ATOM 178 CG1 VAL A 26 -5.921 10.730 4.194 1.00113.01 ATOM 179 CG2 VAL A 26 -3.520 10.638 3.508 1.00111.76 ATOM 180 N TRP A 27 -3.108 8.126 1.568 1.00147.00 ATOM 181 CA TRP A 27 -2.148 7.843 0.506 1.00142.67 ATOM 182 C TRP A 27 -2.620 6.690 -0.369 1.00135.42 ATOM 183 O TRP A 27 -2.397 6.684 -1.578 1.00138.71 ATOM 184 CB TRP A 27 -0.771 7.524 1.086 1.00140.85 ATOM 185 CG TRP A 27 0.286 7.300 0.031 1.00144.48 ATOM 186 CD1 TRP A 27 1.110 8.241 -0.527 1.00144.99 ATOM 187 CD2 TRP A 27 0.626 6.052 -0.589 1.00145.86 ATOM 188 NE1 TRP A 27 1.940 7.653 -1.453 1.00144.35 ATOM 189 CE2 TRP A 27 1.665 6.310 -1.510 1.00144.64 ATOM 190 CE3 TRP A 27 0.155 4.741 -0.453 1.00147.85 ATOM 191 CZ2 TRP A 27 2.243 5.301 -2.294 1.00145.55 ATOM 192 CZ3 TRP A 27 0.727 3.740 -1.229 1.00148.55 ATOM 193 CH2 TRP A 27 1.762 4.027 -2.140 1.00147.73 ATOM 194 N LEU A 28 -3.265 5.711 0.256 1.00129.86 ATOM 195 CA LEU A 28 -3.798 4.565 -0.466 1.00132.19 ATOM 196 C LEU A 28 -4.929 4.989 -1.395 1.00143.15 ATOM 197 O LEU A 28 -5.023 4.521 -2.530 1.00148.39 ATOM 198 CB LEU A 28 -4.297 3.499 0.507 1.00126.46 ATOM 199 CG LEU A 28 -4.634 2.147 -0.124 1.00 85.25 ATOM 200 CD1 LEU A 28 -3.359 1.419 -0.524 1.00 84.70 ATOM 201 CD2 LEU A 28 -5.482 1.294 0.810 1.00 84.74 ATOM 202 N TRP A 29 -5.787 5.877 -0.902 1.00141.79 ATOM 203 CA TRP A 29 -6.912 6.378 -1.683 1.00146.55 ATOM 204 C TRP A 29 -6.430 7.237 -2.847 1.00148.03 ATOM 205 O TRP A 29 -6.912 7.100 -3.972 1.00155.84 ATOM 206 CB TRP A 29 -7.867 7.178 -0.794 1.00147.38 ATOM 207 N LEU A 30 -5.478 8.123 -2.567 1.00138.96 ATOM 208 CA LEU A 30 -4.878 8.969 -3.595 1.00130.28 ATOM 209 C LEU A 30 -4.160 8.124 -4.645 1.00130.42 ATOM 210 O LEU A 30 -4.192 8.432 -5.837 1.00132.95 ATOM 211 CB LEU A 30 -3.902 9.970 -2.968 1.00117.42 ATOM 212 CG LEU A 30 -4.371 11.412 -2.744 1.00107.71 ATOM 213 CD1 LEU A 30 -5.644 11.469 -1.909 1.00103.87 ATOM 214 CD2 LEU A 30 -3.266 12.234 -2.095 1.00101.42 ATOM 215 N GLY A 31 -3.515 7.055 -4.191 1.00124.80 ATOM 216 CA GLY A 31 -2.805 6.154 -5.078 1.00122.77 ATOM 217 C GLY A 31 -3.723 5.383 -6.005 1.00126.42 ATOM 218 O GLY A 31 -3.370 5.137 -7.154 1.00130.92 ATOM 219 N THR A 32 -4.901 5.011 -5.505 1.00129.39 ATOM 220 CA THR A 32 -5.877 4.240 -6.278 1.00133.94 ATOM 221 C THR A 32 -6.112 4.845 -7.662 1.00151.95 ATOM 222 O THR A 32 -6.147 4.124 -8.661 1.00156.97 ATOM 223 CB THR A 32 -7.228 4.140 -5.541 1.00122.34 ATOM 224 OG1 THR A 32 -7.018 3.635 -4.217 1.00114.72 ATOM 225 CG2 THR A 32 -8.179 3.218 -6.287 1.00121.81 ATOM 226 N GLN A 33 -6.255 6.169 -7.704 1.00146.08 ATOM 227 CA GLN A 33 -6.379 6.924 -8.951 1.00144.85 ATOM 228 C GLN A 33 -7.413 6.352 -9.912 1.00146.58 ATOM 229 O GLN A 33 -7.125 6.148 -11.091 1.00145.96 ATOM 230 CB GLN A 33 -5.023 7.004 -9.658 1.00143.40 ATOM 231 CG GLN A 33 -4.030 7.932 -8.990 1.00145.40 ATOM 232 CD GLN A 33 -2.847 8.247 -9.879 1.00144.18 ATOM 233 OE1 GLN A 33 -2.217 7.348 -10.435 1.00144.78 ATOM 234 NE2 GLN A 33 -2.546 9.532 -10.029 1.00141.77 TER