HEADER PROTEIN TRANSPORT 31-DEC-69 6FTI TITLE Cryo-EM Structure of the Mammalian Oligosaccharyltransferase Bound to TITLE 2 Sec61 and the Programmed 80S Ribosome COMPND MOL_ID: 51; COMPND 2 MOLECULE: Protein transport protein Sec61 subunit beta; COMPND 3 CHAIN: z; EXPDTA ELECTRON MICROSCOPY DBREF 6FTI z 68 96 UNP P60467 SC61B_CANLF 68 96 SEQRES 1 z 29 VAL GLY PRO VAL PRO VAL LEU VAL MET SER LEU LEU PHE SEQRES 2 z 29 ILE ALA SER VAL PHE MET LEU HIS ILE TRP GLY LYS TYR SEQRES 3 z 29 THR ARG SER ATOM 1 N VAL z 1 311.588 402.715 295.118 1.00175.58 ATOM 2 CA VAL z 1 311.027 403.821 295.872 1.00175.58 ATOM 3 C VAL z 1 310.114 403.204 296.910 1.00175.58 ATOM 4 O VAL z 1 308.926 403.027 296.658 1.00175.58 ATOM 5 CB VAL z 1 310.254 404.801 294.967 1.00175.58 ATOM 6 CG1 VAL z 1 309.893 406.012 295.716 1.00175.58 ATOM 7 CG2 VAL z 1 311.065 405.163 293.770 1.00175.58 ATOM 8 N GLY z 2 310.698 402.774 298.017 1.00192.13 ATOM 9 CA GLY z 2 309.894 402.297 299.122 1.00192.13 ATOM 10 C GLY z 2 309.100 403.527 299.552 1.00192.13 ATOM 11 O GLY z 2 307.923 403.431 299.904 1.00192.13 ATOM 12 N PRO z 3 309.767 404.699 299.519 1.00207.62 ATOM 13 CA PRO z 3 309.413 406.077 299.824 1.00207.62 ATOM 14 C PRO z 3 309.264 406.921 298.558 1.00207.62 ATOM 15 O PRO z 3 309.837 406.626 297.504 1.00207.62 ATOM 16 CB PRO z 3 310.650 406.558 300.573 1.00207.62 ATOM 17 CG PRO z 3 311.777 405.837 299.886 1.00207.62 ATOM 18 CD PRO z 3 311.204 404.608 299.213 1.00207.62 ATOM 19 N VAL z 4 308.482 407.992 298.697 1.00196.66 ATOM 20 CA VAL z 4 308.220 408.944 297.622 1.00196.66 ATOM 21 C VAL z 4 309.071 410.230 297.624 1.00196.66 ATOM 22 O VAL z 4 308.931 411.059 296.727 1.00196.66 ATOM 23 CB VAL z 4 306.731 409.323 297.581 1.00196.66 ATOM 24 CG1 VAL z 4 306.427 410.122 296.325 1.00196.66 ATOM 25 CG2 VAL z 4 305.874 408.068 297.640 1.00196.66 ATOM 26 N PRO z 5 309.967 410.399 298.616 1.00195.85 ATOM 27 CA PRO z 5 310.851 411.567 298.680 1.00195.85 ATOM 28 C PRO z 5 311.778 411.746 297.482 1.00195.85 ATOM 29 O PRO z 5 312.138 412.890 297.197 1.00195.85 ATOM 30 CB PRO z 5 311.679 411.292 299.931 1.00195.85 ATOM 31 CG PRO z 5 310.759 410.526 300.821 1.00195.85 ATOM 32 CD PRO z 5 309.642 409.958 299.983 1.00195.85 ATOM 33 N VAL z 6 312.181 410.662 296.826 1.00173.91 ATOM 34 CA VAL z 6 313.051 410.772 295.673 1.00173.91 ATOM 35 C VAL z 6 312.316 411.641 294.665 1.00173.91 ATOM 36 O VAL z 6 312.917 412.509 294.039 1.00173.91 ATOM 37 CB VAL z 6 313.302 409.402 295.046 1.00173.91 ATOM 38 CG1 VAL z 6 312.022 408.580 295.060 1.00173.91 ATOM 39 CG2 VAL z 6 313.830 409.568 293.632 1.00173.91 ATOM 40 N LEU z 7 311.012 411.432 294.525 1.00176.93 ATOM 41 CA LEU z 7 310.239 412.289 293.640 1.00176.93 ATOM 42 C LEU z 7 310.206 413.707 294.168 1.00176.93 ATOM 43 O LEU z 7 310.435 414.664 293.428 1.00176.93 ATOM 44 CB LEU z 7 308.812 411.780 293.544 1.00176.93 ATOM 45 CG LEU z 7 308.627 410.312 293.212 1.00176.93 ATOM 46 CD1 LEU z 7 307.146 410.054 293.214 1.00176.93 ATOM 47 CD2 LEU z 7 309.251 409.967 291.880 1.00176.93 ATOM 48 N VAL z 8 309.915 413.796 295.458 1.00188.56 ATOM 49 CA VAL z 8 309.832 415.056 296.160 1.00188.56 ATOM 50 C VAL z 8 311.198 415.688 296.043 1.00188.56 ATOM 51 O VAL z 8 311.317 416.896 295.922 1.00188.56 ATOM 52 CB VAL z 8 309.475 414.865 297.639 1.00188.56 ATOM 53 CG1 VAL z 8 309.163 416.210 298.278 1.00188.56 ATOM 54 CG2 VAL z 8 308.291 413.920 297.772 1.00188.56 ATOM 55 N MET z 9 312.237 414.863 296.086 1.00186.53 ATOM 56 CA MET z 9 313.592 415.361 295.954 1.00186.53 ATOM 57 C MET z 9 313.766 416.029 294.588 1.00186.53 ATOM 58 O MET z 9 314.340 417.114 294.487 1.00186.53 ATOM 59 CB MET z 9 314.581 414.205 296.125 1.00186.53 ATOM 60 CG MET z 9 314.203 412.916 295.399 1.00186.53 ATOM 61 SD MET z 9 312.573 412.252 295.800 1.00186.53 ATOM 62 CE MET z 9 312.716 410.585 295.162 1.00186.53 ATOM 63 N SER z 10 313.235 415.398 293.543 1.00183.49 ATOM 64 CA SER z 10 313.310 415.944 292.196 1.00183.49 ATOM 65 C SER z 10 312.553 417.264 292.117 1.00183.49 ATOM 66 O SER z 10 313.001 418.207 291.471 1.00183.49 ATOM 67 CB SER z 10 312.764 414.943 291.181 1.00183.49 ATOM 68 OG SER z 10 313.584 413.788 291.123 1.00183.49 ATOM 69 N LEU z 11 311.401 417.327 292.782 1.00186.31 ATOM 70 CA LEU z 11 310.587 418.540 292.813 1.00186.31 ATOM 71 C LEU z 11 311.356 419.665 293.497 1.00186.31 ATOM 72 O LEU z 11 311.341 420.809 293.056 1.00186.31 ATOM 73 CB LEU z 11 309.264 418.285 293.533 1.00186.31 ATOM 74 CG LEU z 11 308.384 417.189 292.930 1.00186.31 ATOM 75 CD1 LEU z 11 309.110 415.852 292.936 1.00186.31 ATOM 76 CD2 LEU z 11 307.064 417.088 293.677 1.00186.31 ATOM 77 N LEU z 12 312.063 419.322 294.569 1.00185.40 ATOM 78 CA LEU z 12 312.875 420.273 295.302 1.00185.40 ATOM 79 C LEU z 12 313.960 420.794 294.384 1.00185.40 ATOM 80 O LEU z 12 314.229 421.986 294.356 1.00185.40 ATOM 81 CB LEU z 12 313.520 419.584 296.502 1.00185.40 ATOM 82 CG LEU z 12 314.572 420.339 297.319 1.00185.40 ATOM 83 CD1 LEU z 12 314.902 419.559 298.581 1.00185.40 ATOM 84 CD2 LEU z 12 315.840 420.607 296.523 1.00185.40 ATOM 85 N PHE z 13 314.574 419.900 293.617 1.00177.75 ATOM 86 CA PHE z 13 315.610 420.306 292.695 1.00177.75 ATOM 87 C PHE z 13 315.052 421.263 291.651 1.00177.75 ATOM 88 O PHE z 13 315.674 422.281 291.357 1.00177.75 ATOM 89 CB PHE z 13 316.202 419.086 292.004 1.00177.75 ATOM 90 CG PHE z 13 317.506 419.356 291.329 1.00177.75 ATOM 91 CD1 PHE z 13 317.552 420.096 290.165 1.00177.75 ATOM 92 CD2 PHE z 13 318.685 418.871 291.862 1.00177.75 ATOM 93 CE1 PHE z 13 318.755 420.347 289.538 1.00177.75 ATOM 94 CE2 PHE z 13 319.893 419.116 291.242 1.00177.75 ATOM 95 CZ PHE z 13 319.929 419.856 290.078 1.00177.75 ATOM 96 N ILE z 14 313.870 420.975 291.108 1.00173.57 ATOM 97 CA ILE z 14 313.307 421.895 290.114 1.00173.57 ATOM 98 C ILE z 14 312.993 423.256 290.736 1.00173.57 ATOM 99 O ILE z 14 313.206 424.295 290.116 1.00173.57 ATOM 100 CB ILE z 14 312.154 421.311 289.251 1.00173.57 ATOM 101 CG1 ILE z 14 310.791 421.391 289.946 1.00173.57 ATOM 102 CG2 ILE z 14 312.485 419.900 288.786 1.00173.57 ATOM 103 CD1 ILE z 14 310.120 422.744 289.837 1.00173.57 ATOM 104 N ALA z 15 312.508 423.248 291.977 1.00174.18 ATOM 105 CA ALA z 15 312.198 424.485 292.677 1.00174.18 ATOM 106 C ALA z 15 313.469 425.297 292.877 1.00174.18 ATOM 107 O ALA z 15 313.479 426.513 292.693 1.00174.18 ATOM 108 CB ALA z 15 311.543 424.185 294.014 1.00174.18 ATOM 109 N SER z 16 314.548 424.607 293.230 1.00171.51 ATOM 110 CA SER z 16 315.822 425.245 293.442 1.00171.51 ATOM 111 C SER z 16 316.180 425.867 292.107 1.00171.51 ATOM 112 O SER z 16 316.672 426.992 292.053 1.00171.51 ATOM 113 CB SER z 16 316.868 424.215 293.869 1.00171.51 ATOM 114 OG SER z 16 317.967 424.831 294.517 1.00171.51 ATOM 115 N VAL z 17 315.917 425.154 291.017 1.00167.91 ATOM 116 CA VAL z 17 316.215 425.763 289.721 1.00167.91 ATOM 117 C VAL z 17 315.235 426.881 289.417 1.00167.91 ATOM 118 O VAL z 17 315.627 427.987 289.037 1.00167.91 ATOM 119 CB VAL z 17 316.189 424.699 288.613 1.00167.91 ATOM 120 CG1 VAL z 17 316.224 425.354 287.245 1.00167.91 ATOM 121 CG2 VAL z 17 317.362 423.772 288.767 1.00167.91 ATOM 122 N PHE z 18 313.952 426.601 289.602 1.00170.69 ATOM 123 CA PHE z 18 312.824 427.490 289.386 1.00170.69 ATOM 124 C PHE z 18 312.985 428.809 290.120 1.00170.69 ATOM 125 O PHE z 18 312.947 429.880 289.510 1.00170.69 ATOM 126 CB PHE z 18 311.567 426.759 289.856 1.00170.69 ATOM 127 CG PHE z 18 310.322 427.565 289.787 1.00170.69 ATOM 128 CD1 PHE z 18 309.653 427.712 288.593 1.00170.69 ATOM 129 CD2 PHE z 18 309.804 428.165 290.932 1.00170.69 ATOM 130 CE1 PHE z 18 308.495 428.445 288.535 1.00170.69 ATOM 131 CE2 PHE z 18 308.660 428.911 290.880 1.00170.69 ATOM 132 CZ PHE z 18 308.004 429.056 289.679 1.00170.69 ATOM 133 N MET z 19 313.198 428.724 291.430 1.00172.46 ATOM 134 CA MET z 19 313.295 429.920 292.252 1.00172.46 ATOM 135 C MET z 19 314.637 430.601 292.065 1.00172.46 ATOM 136 O MET z 19 314.705 431.828 291.964 1.00172.46 ATOM 137 CB MET z 19 313.081 429.559 293.717 1.00172.46 ATOM 138 CG MET z 19 311.685 429.047 294.017 1.00172.46 ATOM 139 SD MET z 19 311.431 428.529 295.728 1.00172.46 ATOM 140 CE MET z 19 309.755 427.896 295.644 1.00172.46 ATOM 141 N LEU z 20 315.715 429.818 291.976 1.00168.90 ATOM 142 CA LEU z 20 317.057 430.369 291.903 1.00168.90 ATOM 143 C LEU z 20 317.303 430.961 290.527 1.00168.90 ATOM 144 O LEU z 20 318.223 431.759 290.334 1.00168.90 ATOM 145 CB LEU z 20 318.048 429.248 292.212 1.00168.90 ATOM 146 CG LEU z 20 319.421 429.435 292.855 1.00168.90 ATOM 147 CD1 LEU z 20 320.446 430.034 291.916 1.00168.90 ATOM 148 CD2 LEU z 20 319.286 430.251 294.130 1.00168.90 ATOM 149 N HIS z 21 316.459 430.598 289.567 1.00158.08 ATOM 150 CA HIS z 21 316.548 431.167 288.244 1.00158.08 ATOM 151 C HIS z 21 316.116 432.619 288.259 1.00158.08 ATOM 152 O HIS z 21 316.824 433.495 287.755 1.00158.08 ATOM 153 CB HIS z 21 315.663 430.385 287.293 1.00158.08 ATOM 154 CG HIS z 21 316.077 430.530 285.868 1.00158.08 ATOM 155 ND1 HIS z 21 315.997 431.724 285.191 1.00158.08 ATOM 156 CD2 HIS z 21 316.541 429.623 284.984 1.00158.08 ATOM 157 CE1 HIS z 21 316.450 431.556 283.967 1.00158.08 ATOM 158 NE2 HIS z 21 316.754 430.285 283.808 1.00158.08 ATOM 159 N ILE z 22 314.952 432.895 288.834 1.00166.19 ATOM 160 CA ILE z 22 314.467 434.261 288.903 1.00166.19 ATOM 161 C ILE z 22 315.049 435.004 290.097 1.00166.19 ATOM 162 O ILE z 22 314.924 436.233 290.174 1.00166.19 ATOM 163 CB ILE z 22 312.931 434.224 288.950 1.00166.19 ATOM 164 CG1 ILE z 22 312.420 433.216 287.942 1.00166.19 ATOM 165 CG2 ILE z 22 312.345 435.518 288.470 1.00166.19 ATOM 166 CD1 ILE z 22 310.955 432.924 288.097 1.00166.19 ATOM 167 N TRP z 23 315.701 434.301 291.027 1.00176.81 ATOM 168 CA TRP z 23 316.191 434.946 292.241 1.00176.81 ATOM 169 C TRP z 23 317.346 435.886 291.941 1.00176.81 ATOM 170 O TRP z 23 317.415 436.995 292.477 1.00176.81 ATOM 171 CB TRP z 23 316.612 433.890 293.257 1.00176.81 ATOM 172 CG TRP z 23 317.093 434.460 294.540 1.00176.81 ATOM 173 CD1 TRP z 23 316.367 435.177 295.438 1.00176.81 ATOM 174 CD2 TRP z 23 318.412 434.360 295.080 1.00176.81 ATOM 175 NE1 TRP z 23 317.151 435.531 296.508 1.00176.81 ATOM 176 CE2 TRP z 23 318.414 435.040 296.309 1.00176.81 ATOM 177 CE3 TRP z 23 319.594 433.768 294.639 1.00176.81 ATOM 178 CZ2 TRP z 23 319.549 435.136 297.103 1.00176.81 ATOM 179 CZ3 TRP z 23 320.717 433.859 295.430 1.00176.81 ATOM 180 CH2 TRP z 23 320.688 434.537 296.647 1.00176.81 ATOM 181 N GLY z 24 318.273 435.456 291.090 1.00179.83 ATOM 182 CA GLY z 24 319.296 436.372 290.623 1.00179.83 ATOM 183 C GLY z 24 318.729 437.389 289.656 1.00179.83 ATOM 184 O GLY z 24 319.229 438.510 289.552 1.00179.83 ATOM 185 N LYS z 25 317.651 437.023 288.963 1.00176.32 ATOM 186 CA LYS z 25 317.044 437.936 288.004 1.00176.32 ATOM 187 C LYS z 25 316.208 438.995 288.705 1.00176.32 ATOM 188 O LYS z 25 315.709 439.924 288.061 1.00176.32 ATOM 189 CB LYS z 25 316.194 437.150 287.011 1.00176.32 ATOM 190 CG LYS z 25 317.004 436.279 286.071 1.00176.32 ATOM 191 CD LYS z 25 317.848 437.140 285.160 1.00176.32 ATOM 192 CE LYS z 25 316.975 437.917 284.200 1.00176.32 ATOM 193 NZ LYS z 25 317.777 438.722 283.255 1.00176.32 ATOM 194 N TYR z 26 315.996 438.827 290.013 1.00190.62 ATOM 195 CA TYR z 26 315.350 439.855 290.823 1.00190.62 ATOM 196 C TYR z 26 316.094 441.179 290.753 1.00190.62 ATOM 197 O TYR z 26 315.492 442.222 290.473 1.00190.62 ATOM 198 CB TYR z 26 315.263 439.406 292.278 1.00190.62 ATOM 199 CG TYR z 26 314.102 438.492 292.638 1.00190.62 ATOM 200 CD1 TYR z 26 312.975 438.411 291.845 1.00190.62 ATOM 201 CD2 TYR z 26 314.139 437.737 293.799 1.00190.62 ATOM 202 CE1 TYR z 26 311.907 437.588 292.192 1.00190.62 ATOM 203 CE2 TYR z 26 313.095 436.911 294.164 1.00190.62 ATOM 204 CZ TYR z 26 311.977 436.843 293.355 1.00190.62 ATOM 205 OH TYR z 26 310.949 436.018 293.727 1.00190.62 ATOM 206 N THR z 27 317.412 441.154 290.955 1.00200.02 ATOM 207 CA THR z 27 318.160 442.406 290.989 1.00200.02 ATOM 208 C THR z 27 318.358 442.974 289.586 1.00200.02 ATOM 209 O THR z 27 318.651 444.166 289.425 1.00200.02 ATOM 210 CB THR z 27 319.500 442.206 291.700 1.00200.02 ATOM 211 OG1 THR z 27 320.153 443.472 291.858 1.00200.02 ATOM 212 CG2 THR z 27 320.403 441.264 290.926 1.00200.02 ATOM 213 N ARG z 28 318.173 442.146 288.562 1.00191.95 ATOM 214 CA ARG z 28 318.284 442.608 287.187 1.00191.95 ATOM 215 C ARG z 28 316.916 442.957 286.622 1.00191.95 ATOM 216 O ARG z 28 315.879 442.683 287.230 1.00191.95 ATOM 217 CB ARG z 28 318.942 441.538 286.319 1.00191.95 ATOM 218 CG ARG z 28 320.403 441.341 286.628 1.00191.95 ATOM 219 CD ARG z 28 320.979 440.192 285.849 1.00191.95 ATOM 220 NE ARG z 28 322.390 440.016 286.157 1.00191.95 ATOM 221 CZ ARG z 28 322.841 439.305 287.184 1.00191.95 ATOM 222 NH1 ARG z 28 324.144 439.193 287.392 1.00191.95 ATOM 223 NH2 ARG z 28 321.991 438.717 288.013 1.00191.95 ATOM 224 N SER z 29 316.929 443.562 285.438 1.00178.15 ATOM 225 CA SER z 29 315.707 443.836 284.692 1.00178.15 ATOM 226 C SER z 29 316.034 444.019 283.217 1.00178.15 ATOM 227 O SER z 29 317.070 444.586 282.871 1.00178.15 ATOM 228 CB SER z 29 314.994 445.078 285.229 1.00178.15 ATOM 229 OG SER z 29 313.755 445.274 284.570 1.00178.15 TER