HEADER PROTEIN TRANSPORT/INHIBITOR 31-DEC-69 8DNV TITLE Cryo-EM structure of the human Sec61 complex in a partially-open apo TITLE 2 state (Class 1) COMPND MOL_ID: 2; COMPND 2 MOLECULE: Protein transport protein Sec61 subunit beta; COMPND 3 CHAIN: C; COMPND 4 ENGINEERED: YES; EXPDTA ELECTRON MICROSCOPY DBREF 8DNV C 1 96 UNP P60468 SC61B_HUMAN 1 96 SEQRES 1 C 32 GLY LEU LYS VAL GLY PRO VAL PRO VAL LEU VAL MET SER SEQRES 2 C 32 LEU LEU PHE ILE ALA SER VAL PHE MET LEU HIS ILE TRP SEQRES 3 C 32 GLY LYS TYR THR ARG SER ATOM 1 N GLY C 65 129.135 104.658 137.105 1.00107.10 ATOM 2 CA GLY C 65 130.120 104.654 136.039 1.00107.10 ATOM 3 C GLY C 65 131.356 105.467 136.369 1.00107.10 ATOM 4 O GLY C 65 131.511 105.946 137.493 1.00107.10 ATOM 5 N LEU C 66 132.239 105.622 135.385 1.00105.17 ATOM 6 CA LEU C 66 133.469 106.387 135.570 1.00105.17 ATOM 7 C LEU C 66 133.122 107.853 135.788 1.00105.17 ATOM 8 O LEU C 66 132.721 108.551 134.852 1.00105.17 ATOM 9 CB LEU C 66 134.384 106.215 134.363 1.00105.17 ATOM 10 CG LEU C 66 135.682 107.025 134.378 1.00105.17 ATOM 11 CD1 LEU C 66 136.510 106.694 135.611 1.00105.17 ATOM 12 CD2 LEU C 66 136.482 106.782 133.108 1.00105.17 ATOM 13 N LYS C 67 133.286 108.326 137.020 1.00100.90 ATOM 14 CA LYS C 67 132.917 109.683 137.399 1.00100.90 ATOM 15 C LYS C 67 134.166 110.555 137.369 1.00100.90 ATOM 16 O LYS C 67 135.127 110.294 138.099 1.00100.90 ATOM 17 CB LYS C 67 132.283 109.698 138.789 1.00100.90 ATOM 18 CG LYS C 67 131.806 111.061 139.249 1.00100.90 ATOM 19 CD LYS C 67 130.685 111.567 138.362 1.00100.90 ATOM 20 CE LYS C 67 129.421 110.751 138.572 1.00100.90 ATOM 21 NZ LYS C 67 128.278 111.258 137.765 1.00100.90 ATOM 22 N VAL C 68 134.151 111.587 136.530 1.00 95.80 ATOM 23 CA VAL C 68 135.288 112.483 136.386 1.00 95.80 ATOM 24 C VAL C 68 134.871 113.887 136.800 1.00 95.80 ATOM 25 O VAL C 68 133.698 114.265 136.742 1.00 95.80 ATOM 26 CB VAL C 68 135.855 112.479 134.951 1.00 95.80 ATOM 27 CG1 VAL C 68 136.361 111.093 134.583 1.00 95.80 ATOM 28 CG2 VAL C 68 134.805 112.950 133.959 1.00 95.80 ATOM 29 N GLY C 69 135.858 114.668 137.229 1.00 85.86 ATOM 30 CA GLY C 69 135.627 116.027 137.650 1.00 85.86 ATOM 31 C GLY C 69 136.122 117.030 136.631 1.00 85.86 ATOM 32 O GLY C 69 136.628 116.670 135.565 1.00 85.86 ATOM 33 N PRO C 70 135.984 118.321 136.943 1.00 79.58 ATOM 34 CA PRO C 70 136.422 119.346 135.982 1.00 79.58 ATOM 35 C PRO C 70 137.926 119.373 135.770 1.00 79.58 ATOM 36 O PRO C 70 138.383 119.505 134.626 1.00 79.58 ATOM 37 CB PRO C 70 135.911 120.647 136.614 1.00 79.58 ATOM 38 CG PRO C 70 135.797 120.340 138.067 1.00 79.58 ATOM 39 CD PRO C 70 135.366 118.910 138.141 1.00 79.58 ATOM 40 N VAL C 71 138.711 119.271 136.846 1.00 78.71 ATOM 41 CA VAL C 71 140.169 119.270 136.701 1.00 78.71 ATOM 42 C VAL C 71 140.663 118.074 135.899 1.00 78.71 ATOM 43 O VAL C 71 141.574 118.248 135.075 1.00 78.71 ATOM 44 CB VAL C 71 140.839 119.395 138.076 1.00 78.71 ATOM 45 CG1 VAL C 71 142.324 119.675 137.917 1.00 78.71 ATOM 46 CG2 VAL C 71 140.169 120.488 138.892 1.00 78.71 ATOM 47 N PRO C 72 140.168 116.845 136.101 1.00 78.60 ATOM 48 CA PRO C 72 140.574 115.758 135.194 1.00 78.60 ATOM 49 C PRO C 72 140.266 116.041 133.734 1.00 78.60 ATOM 50 O PRO C 72 141.072 115.698 132.863 1.00 78.60 ATOM 51 CB PRO C 72 139.780 114.555 135.718 1.00 78.60 ATOM 52 CG PRO C 72 139.600 114.835 137.153 1.00 78.60 ATOM 53 CD PRO C 72 139.439 116.323 137.273 1.00 78.60 ATOM 54 N VAL C 73 139.124 116.665 133.439 1.00 76.39 ATOM 55 CA VAL C 73 138.787 116.975 132.052 1.00 76.39 ATOM 56 C VAL C 73 139.740 118.021 131.487 1.00 76.39 ATOM 57 O VAL C 73 140.186 117.918 130.337 1.00 76.39 ATOM 58 CB VAL C 73 137.320 117.424 131.948 1.00 76.39 ATOM 59 CG1 VAL C 73 136.999 117.853 130.531 1.00 76.39 ATOM 60 CG2 VAL C 73 136.401 116.297 132.375 1.00 76.39 ATOM 61 N LEU C 74 140.062 119.046 132.279 1.00 73.86 ATOM 62 CA LEU C 74 141.031 120.044 131.835 1.00 73.86 ATOM 63 C LEU C 74 142.392 119.409 131.576 1.00 73.86 ATOM 64 O LEU C 74 143.051 119.715 130.573 1.00 73.86 ATOM 65 CB LEU C 74 141.145 121.156 132.877 1.00 73.86 ATOM 66 CG LEU C 74 142.374 122.065 132.824 1.00 73.86 ATOM 67 CD1 LEU C 74 142.430 122.846 131.522 1.00 73.86 ATOM 68 CD2 LEU C 74 142.392 123.007 134.018 1.00 73.86 ATOM 69 N VAL C 75 142.825 118.518 132.470 1.00 72.82 ATOM 70 CA VAL C 75 144.106 117.843 132.294 1.00 72.82 ATOM 71 C VAL C 75 144.089 116.990 131.033 1.00 72.82 ATOM 72 O VAL C 75 145.060 116.967 130.270 1.00 72.82 ATOM 73 CB VAL C 75 144.446 117.009 133.543 1.00 72.82 ATOM 74 CG1 VAL C 75 145.539 115.999 133.235 1.00 72.82 ATOM 75 CG2 VAL C 75 144.870 117.919 134.684 1.00 72.82 ATOM 76 N MET C 76 142.987 116.276 130.794 1.00 75.05 ATOM 77 CA MET C 76 142.884 115.449 129.596 1.00 75.05 ATOM 78 C MET C 76 142.936 116.296 128.331 1.00 75.05 ATOM 79 O MET C 76 143.592 115.921 127.353 1.00 75.05 ATOM 80 CB MET C 76 141.599 114.624 129.635 1.00 75.05 ATOM 81 CG MET C 76 141.242 113.979 128.307 1.00 75.05 ATOM 82 SD MET C 76 139.557 113.346 128.262 1.00 75.05 ATOM 83 CE MET C 76 139.531 112.581 126.644 1.00 75.05 ATOM 84 N SER C 77 142.246 117.438 128.326 1.00 70.01 ATOM 85 CA SER C 77 142.271 118.311 127.155 1.00 70.01 ATOM 86 C SER C 77 143.676 118.843 126.898 1.00 70.01 ATOM 87 O SER C 77 144.159 118.839 125.756 1.00 70.01 ATOM 88 CB SER C 77 141.286 119.463 127.342 1.00 70.01 ATOM 89 OG SER C 77 140.031 118.987 127.795 1.00 70.01 ATOM 90 N LEU C 78 144.351 119.300 127.956 1.00 70.12 ATOM 91 CA LEU C 78 145.710 119.807 127.796 1.00 70.12 ATOM 92 C LEU C 78 146.653 118.712 127.315 1.00 70.12 ATOM 93 O LEU C 78 147.516 118.956 126.463 1.00 70.12 ATOM 94 CB LEU C 78 146.208 120.406 129.110 1.00 70.12 ATOM 95 CG LEU C 78 145.472 121.650 129.609 1.00 70.12 ATOM 96 CD1 LEU C 78 146.086 122.153 130.905 1.00 70.12 ATOM 97 CD2 LEU C 78 145.478 122.742 128.553 1.00 70.12 ATOM 98 N LEU C 79 146.499 117.494 127.840 1.00 67.58 ATOM 99 CA LEU C 79 147.356 116.394 127.416 1.00 67.58 ATOM 100 C LEU C 79 147.076 115.975 125.982 1.00 67.58 ATOM 101 O LEU C 79 148.002 115.581 125.272 1.00 67.58 ATOM 102 CB LEU C 79 147.201 115.200 128.354 1.00 67.58 ATOM 103 CG LEU C 79 147.800 115.372 129.748 1.00 67.58 ATOM 104 CD1 LEU C 79 147.491 114.159 130.606 1.00 67.58 ATOM 105 CD2 LEU C 79 149.296 115.604 129.656 1.00 67.58 ATOM 106 N PHE C 80 145.822 116.039 125.533 1.00 66.21 ATOM 107 CA PHE C 80 145.545 115.746 124.130 1.00 66.21 ATOM 108 C PHE C 80 146.166 116.795 123.218 1.00 66.21 ATOM 109 O PHE C 80 146.744 116.459 122.175 1.00 66.21 ATOM 110 CB PHE C 80 144.042 115.659 123.882 1.00 66.21 ATOM 111 CG PHE C 80 143.678 115.541 122.429 1.00 66.21 ATOM 112 CD1 PHE C 80 144.121 114.467 121.677 1.00 66.21 ATOM 113 CD2 PHE C 80 142.907 116.509 121.811 1.00 66.21 ATOM 114 CE1 PHE C 80 143.792 114.355 120.345 1.00 66.21 ATOM 115 CE2 PHE C 80 142.576 116.403 120.478 1.00 66.21 ATOM 116 CZ PHE C 80 143.019 115.325 119.744 1.00 66.21 ATOM 117 N ILE C 81 146.052 118.072 123.593 1.00 64.73 ATOM 118 CA ILE C 81 146.685 119.132 122.811 1.00 64.73 ATOM 119 C ILE C 81 148.187 118.902 122.741 1.00 64.73 ATOM 120 O ILE C 81 148.802 118.977 121.667 1.00 64.73 ATOM 121 CB ILE C 81 146.355 120.510 123.413 1.00 64.73 ATOM 122 CG1 ILE C 81 144.970 120.974 122.964 1.00 64.73 ATOM 123 CG2 ILE C 81 147.427 121.528 123.048 1.00 64.73 ATOM 124 CD1 ILE C 81 144.380 122.046 123.850 1.00 64.73 ATOM 125 N ALA C 82 148.796 118.590 123.886 1.00 65.60 ATOM 126 CA ALA C 82 150.231 118.340 123.922 1.00 65.60 ATOM 127 C ALA C 82 150.603 117.127 123.079 1.00 65.60 ATOM 128 O ALA C 82 151.617 117.139 122.377 1.00 65.60 ATOM 129 CB ALA C 82 150.694 118.156 125.366 1.00 65.60 ATOM 130 N SER C 83 149.803 116.061 123.146 1.00 66.77 ATOM 131 CA SER C 83 150.116 114.859 122.383 1.00 66.77 ATOM 132 C SER C 83 150.067 115.132 120.888 1.00 66.77 ATOM 133 O SER C 83 150.939 114.677 120.141 1.00 66.77 ATOM 134 CB SER C 83 149.156 113.730 122.752 1.00 66.77 ATOM 135 OG SER C 83 147.808 114.119 122.560 1.00 66.77 ATOM 136 N VAL C 84 149.062 115.882 120.433 1.00 66.28 ATOM 137 CA VAL C 84 149.015 116.266 119.023 1.00 66.28 ATOM 138 C VAL C 84 150.232 117.113 118.667 1.00 66.28 ATOM 139 O VAL C 84 150.822 116.967 117.586 1.00 66.28 ATOM 140 CB VAL C 84 147.699 117.001 118.711 1.00 66.28 ATOM 141 CG1 VAL C 84 147.736 117.580 117.314 1.00 66.28 ATOM 142 CG2 VAL C 84 146.516 116.063 118.864 1.00 66.28 ATOM 143 N PHE C 85 150.633 118.006 119.576 1.00 68.13 ATOM 144 CA PHE C 85 151.790 118.855 119.312 1.00 68.13 ATOM 145 C PHE C 85 153.065 118.030 119.166 1.00 68.13 ATOM 146 O PHE C 85 153.869 118.275 118.257 1.00 68.13 ATOM 147 CB PHE C 85 151.930 119.895 120.421 1.00 68.13 ATOM 148 CG PHE C 85 152.757 121.079 120.031 1.00 68.13 ATOM 149 CD1 PHE C 85 152.277 121.989 119.108 1.00 68.13 ATOM 150 CD2 PHE C 85 154.000 121.298 120.600 1.00 68.13 ATOM 151 CE1 PHE C 85 153.030 123.085 118.738 1.00 68.13 ATOM 152 CE2 PHE C 85 154.759 122.398 120.239 1.00 68.13 ATOM 153 CZ PHE C 85 154.273 123.293 119.306 1.00 68.13 ATOM 154 N MET C 86 153.206 116.997 119.972 1.00 69.95 ATOM 155 CA MET C 86 154.370 116.153 119.888 1.00 69.95 ATOM 156 C MET C 86 154.311 115.333 118.647 1.00 69.95 ATOM 157 O MET C 86 155.324 115.065 118.037 1.00 69.95 ATOM 158 CB MET C 86 154.428 115.222 121.069 1.00 69.95 ATOM 159 CG MET C 86 154.290 115.911 122.413 1.00 69.95 ATOM 160 SD MET C 86 155.548 117.161 122.707 1.00 69.95 ATOM 161 CE MET C 86 154.988 117.825 124.270 1.00 69.95 ATOM 162 N LEU C 87 153.131 114.904 118.268 1.00 69.55 ATOM 163 CA LEU C 87 153.019 114.186 117.000 1.00 69.55 ATOM 164 C LEU C 87 153.513 115.046 115.846 1.00 69.55 ATOM 165 O LEU C 87 154.266 114.573 114.985 1.00 69.55 ATOM 166 CB LEU C 87 151.581 113.736 116.746 1.00 69.55 ATOM 167 CG LEU C 87 150.943 112.738 117.708 1.00 69.55 ATOM 168 CD1 LEU C 87 149.463 112.568 117.408 1.00 69.55 ATOM 169 CD2 LEU C 87 151.665 111.406 117.614 1.00 69.55 ATOM 170 N HIS C 88 153.114 116.319 115.823 1.00 67.31 ATOM 171 CA HIS C 88 153.596 117.219 114.778 1.00 67.31 ATOM 172 C HIS C 88 155.110 117.384 114.841 1.00 67.31 ATOM 173 O HIS C 88 155.793 117.335 113.809 1.00 67.31 ATOM 174 CB HIS C 88 152.913 118.580 114.887 1.00 67.31 ATOM 175 CG HIS C 88 151.514 118.599 114.360 1.00 67.31 ATOM 176 ND1 HIS C 88 151.229 118.647 113.013 1.00 67.31 ATOM 177 CD2 HIS C 88 150.320 118.600 114.998 1.00 67.31 ATOM 178 CE1 HIS C 88 149.920 118.663 112.843 1.00 67.31 ATOM 179 NE2 HIS C 88 149.345 118.638 114.032 1.00 67.31 ATOM 180 N ILE C 89 155.653 117.575 116.044 1.00 72.04 ATOM 181 CA ILE C 89 157.095 117.755 116.197 1.00 72.04 ATOM 182 C ILE C 89 157.843 116.498 115.769 1.00 72.04 ATOM 183 O ILE C 89 158.873 116.570 115.087 1.00 72.04 ATOM 184 CB ILE C 89 157.435 118.147 117.645 1.00 72.04 ATOM 185 CG1 ILE C 89 156.783 119.479 118.014 1.00 72.04 ATOM 186 CG2 ILE C 89 158.933 118.212 117.848 1.00 72.04 ATOM 187 CD1 ILE C 89 157.034 119.883 119.445 1.00 72.04 ATOM 188 N TRP C 90 157.346 115.329 116.176 1.00 77.68 ATOM 189 CA TRP C 90 157.992 114.075 115.820 1.00 77.68 ATOM 190 C TRP C 90 157.975 113.859 114.316 1.00 77.68 ATOM 191 O TRP C 90 158.977 113.429 113.738 1.00 77.68 ATOM 192 CB TRP C 90 157.308 112.915 116.542 1.00 77.68 ATOM 193 CG TRP C 90 157.639 111.574 115.979 1.00 77.68 ATOM 194 CD1 TRP C 90 158.742 110.821 116.254 1.00 77.68 ATOM 195 CD2 TRP C 90 156.858 110.817 115.048 1.00 77.68 ATOM 196 NE1 TRP C 90 158.699 109.644 115.549 1.00 77.68 ATOM 197 CE2 TRP C 90 157.552 109.617 114.801 1.00 77.68 ATOM 198 CE3 TRP C 90 155.641 111.038 114.397 1.00 77.68 ATOM 199 CZ2 TRP C 90 157.070 108.642 113.933 1.00 77.68 ATOM 200 CZ3 TRP C 90 155.164 110.069 113.535 1.00 77.68 ATOM 201 CH2 TRP C 90 155.877 108.886 113.311 1.00 77.68 ATOM 202 N GLY C 91 156.852 114.157 113.661 1.00 79.27 ATOM 203 CA GLY C 91 156.819 114.054 112.211 1.00 79.27 ATOM 204 C GLY C 91 157.801 114.999 111.545 1.00 79.27 ATOM 205 O GLY C 91 158.531 114.616 110.624 1.00 79.27 ATOM 206 N LYS C 92 157.850 116.245 112.021 1.00 80.05 ATOM 207 CA LYS C 92 158.723 117.238 111.405 1.00 80.05 ATOM 208 C LYS C 92 160.191 116.856 111.563 1.00 80.05 ATOM 209 O LYS C 92 160.993 117.039 110.641 1.00 80.05 ATOM 210 CB LYS C 92 158.449 118.618 112.004 1.00 80.05 ATOM 211 CG LYS C 92 159.276 119.737 111.393 1.00 80.05 ATOM 212 CD LYS C 92 158.842 121.094 111.920 1.00 80.05 ATOM 213 CE LYS C 92 159.259 121.298 113.363 1.00 80.05 ATOM 214 NZ LYS C 92 160.735 121.420 113.485 1.00 80.05 ATOM 215 N TYR C 93 160.563 116.321 112.724 1.00 82.86 ATOM 216 CA TYR C 93 161.951 115.956 112.976 1.00 82.86 ATOM 217 C TYR C 93 162.298 114.531 112.560 1.00 82.86 ATOM 218 O TYR C 93 163.470 114.153 112.641 1.00 82.86 ATOM 219 CB TYR C 93 162.301 116.163 114.452 1.00 82.86 ATOM 220 CG TYR C 93 162.475 117.617 114.826 1.00 82.86 ATOM 221 CD1 TYR C 93 163.600 118.324 114.423 1.00 82.86 ATOM 222 CD2 TYR C 93 161.523 118.280 115.582 1.00 82.86 ATOM 223 CE1 TYR C 93 163.767 119.653 114.758 1.00 82.86 ATOM 224 CE2 TYR C 93 161.682 119.609 115.926 1.00 82.86 ATOM 225 CZ TYR C 93 162.805 120.290 115.511 1.00 82.86 ATOM 226 OH TYR C 93 162.967 121.613 115.849 1.00 82.86 ATOM 227 N THR C 94 161.326 113.727 112.126 1.00 86.76 ATOM 228 CA THR C 94 161.658 112.466 111.480 1.00 86.76 ATOM 229 C THR C 94 161.687 112.583 109.965 1.00 86.76 ATOM 230 O THR C 94 162.313 111.745 109.307 1.00 86.76 ATOM 231 CB THR C 94 160.674 111.355 111.878 1.00 86.76 ATOM 232 OG1 THR C 94 161.151 110.101 111.379 1.00 86.76 ATOM 233 CG2 THR C 94 159.306 111.604 111.272 1.00 86.76 ATOM 234 N ARG C 95 161.030 113.599 109.398 1.00 92.86 ATOM 235 CA ARG C 95 161.225 113.892 107.983 1.00 92.86 ATOM 236 C ARG C 95 162.617 114.443 107.702 1.00 92.86 ATOM 237 O ARG C 95 163.042 114.460 106.542 1.00 92.86 ATOM 238 CB ARG C 95 160.165 114.877 107.491 1.00 92.86 ATOM 239 CG ARG C 95 158.797 114.256 107.278 1.00 92.86 ATOM 240 CD ARG C 95 157.691 115.270 107.511 1.00 92.86 ATOM 241 NE ARG C 95 157.834 116.442 106.656 1.00 92.86 ATOM 242 CZ ARG C 95 157.000 117.473 106.653 1.00 92.86 ATOM 243 NH1 ARG C 95 155.949 117.513 107.455 1.00 92.86 ATOM 244 NH2 ARG C 95 157.226 118.488 105.825 1.00 92.86 ATOM 245 N SER C 96 163.330 114.891 108.732 1.00 95.71 ATOM 246 CA SER C 96 164.681 115.415 108.572 1.00 95.71 ATOM 247 C SER C 96 165.695 114.283 108.443 1.00 95.71 ATOM 248 O SER C 96 166.837 114.498 108.036 1.00 95.71 ATOM 249 CB SER C 96 165.049 116.317 109.752 1.00 95.71 ATOM 250 OG SER C 96 164.132 117.389 109.882 1.00 95.71 ATOM 251 OXT SER C 96 165.398 113.127 108.745 1.00 95.71 TER