HEADER RIBOSOME 16-MAY-08 4V63 TITLE Structural basis for translation termination on the 70S ribosome. COMPND MOL_ID: 51; COMPND 2 MOLECULE: 50S ribosomal protein L31; COMPND 3 CHAIN: B4, D4; COMPND 4 MOL_ID: 9; COMPND 5 30S ribosomal protein S7; COMPND 6 CHAIN: AG, CG; COMPND 7 MOL_ID: 30; COMPND 8 50S ribosomal protein L5; COMPND 9 CHAIN: BG, DG; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.21 ANGSTORMS DBREF 4V63 B 1 97 UNP Q72JR0 RL31_THET2 1 71 SEQRES 1 B4 30 VAL PRO ALA ARG ILE ILE CYS GLY CYS GLY ASN VAL ILE SEQRES 2 B4 30 GLU THR TYR SER THR LYS PRO GLU ILE TYR VAL GLU VAL SEQRES 3 B4 30 CYS SER LYS CYS ATOM 1 N VAL B 36 -128.501 161.246 120.129 1.00212.32 ATOM 2 CA VAL B 36 -129.661 161.376 119.254 1.00214.77 ATOM 3 C VAL B 36 -130.308 160.020 118.986 1.00215.62 ATOM 4 O VAL B 36 -129.622 158.999 118.946 1.00214.23 ATOM 5 CB VAL B 36 -129.283 162.033 117.913 1.00215.16 ATOM 6 CG1 VAL B 36 -129.022 163.520 118.104 1.00215.07 ATOM 7 CG2 VAL B 36 -128.071 161.342 117.307 1.00213.35 ATOM 8 N PRO B 37 -131.639 160.011 118.805 1.00222.23 ATOM 9 CA PRO B 37 -132.418 158.793 118.555 1.00223.37 ATOM 10 C PRO B 37 -131.890 157.996 117.366 1.00223.00 ATOM 11 O PRO B 37 -132.253 158.277 116.223 1.00224.40 ATOM 12 CB PRO B 37 -133.822 159.340 118.246 1.00226.08 ATOM 13 CG PRO B 37 -133.600 160.799 117.916 1.00226.30 ATOM 14 CD PRO B 37 -132.514 161.192 118.855 1.00224.00 ATOM 15 N ALA B 38 -131.044 157.008 117.640 1.00219.34 ATOM 16 CA ALA B 38 -130.477 156.171 116.590 1.00218.84 ATOM 17 C ALA B 38 -131.545 155.301 115.937 1.00220.84 ATOM 18 O ALA B 38 -131.949 154.280 116.493 1.00220.94 ATOM 19 CB ALA B 38 -129.357 155.305 117.151 1.00216.44 ATOM 20 N ARG B 39 -131.999 155.711 114.757 1.00215.47 ATOM 21 CA ARG B 39 -132.990 154.946 114.009 1.00217.47 ATOM 22 C ARG B 39 -132.336 153.799 113.243 1.00216.62 ATOM 23 O ARG B 39 -131.936 153.961 112.090 1.00216.77 ATOM 24 CB ARG B 39 -133.754 155.849 113.039 1.00219.63 ATOM 25 CG ARG B 39 -134.489 156.997 113.703 1.00220.71 ATOM 26 CD ARG B 39 -135.537 157.578 112.769 1.00223.30 ATOM 27 NE ARG B 39 -136.550 156.587 112.414 1.00225.06 ATOM 28 CZ ARG B 39 -137.609 156.838 111.651 1.00227.51 ATOM 29 NH1 ARG B 39 -137.801 158.053 111.156 1.00228.50 ATOM 30 NH2 ARG B 39 -138.478 155.874 111.382 1.00229.02 ATOM 31 N ILE B 40 -132.228 152.644 113.890 1.00222.35 ATOM 32 CA ILE B 40 -131.656 151.462 113.256 1.00221.57 ATOM 33 C ILE B 40 -132.474 151.052 112.035 1.00223.71 ATOM 34 O ILE B 40 -133.562 150.490 112.162 1.00225.38 ATOM 35 CB ILE B 40 -131.556 150.278 114.240 1.00220.54 ATOM 36 CG1 ILE B 40 -130.331 150.436 115.144 1.00217.92 ATOM 37 CG2 ILE B 40 -131.463 148.962 113.487 1.00220.66 ATOM 38 CD1 ILE B 40 -130.388 151.632 116.068 1.00217.65 ATOM 39 N ILE B 41 -131.947 151.350 110.852 1.00216.97 ATOM 40 CA ILE B 41 -132.620 151.009 109.606 1.00218.94 ATOM 41 C ILE B 41 -132.162 149.640 109.119 1.00218.27 ATOM 42 O ILE B 41 -131.635 149.507 108.015 1.00218.17 ATOM 43 CB ILE B 41 -132.342 152.055 108.509 1.00219.47 ATOM 44 CG1 ILE B 41 -132.490 153.470 109.071 1.00219.60 ATOM 45 CG2 ILE B 41 -133.274 151.853 107.323 1.00221.91 ATOM 46 CD1 ILE B 41 -133.896 153.805 109.525 1.00221.74 ATOM 47 N CYS B 42 -132.359 148.623 109.953 1.00243.78 ATOM 48 CA CYS B 42 -131.950 147.267 109.603 1.00243.13 ATOM 49 C CYS B 42 -132.827 146.707 108.487 1.00245.36 ATOM 50 O CYS B 42 -134.044 146.889 108.491 1.00247.47 ATOM 51 CB CYS B 42 -131.963 146.345 110.830 1.00242.15 ATOM 52 SG CYS B 42 -133.601 145.859 111.429 1.00244.47 ATOM 53 N GLY B 43 -132.198 146.030 107.532 1.00241.97 ATOM 54 CA GLY B 43 -132.896 145.538 106.358 1.00243.99 ATOM 55 C GLY B 43 -133.674 144.254 106.571 1.00245.00 ATOM 56 O GLY B 43 -133.300 143.203 106.051 1.00244.64 ATOM 57 N CYS B 44 -134.759 144.338 107.336 1.00225.93 ATOM 58 CA CYS B 44 -135.671 143.208 107.507 1.00227.28 ATOM 59 C CYS B 44 -136.998 143.625 108.141 1.00229.19 ATOM 60 O CYS B 44 -137.841 142.780 108.444 1.00230.39 ATOM 61 CB CYS B 44 -135.014 142.068 108.297 1.00225.43 ATOM 62 SG CYS B 44 -134.412 142.495 109.948 1.00223.23 ATOM 63 N GLY B 45 -137.177 144.928 108.336 1.00228.59 ATOM 64 CA GLY B 45 -138.443 145.466 108.803 1.00230.57 ATOM 65 C GLY B 45 -138.469 145.926 110.249 1.00229.63 ATOM 66 O GLY B 45 -139.495 145.816 110.920 1.00231.00 ATOM 67 N ASN B 46 -137.347 146.450 110.734 1.00246.36 ATOM 68 CA ASN B 46 -137.273 146.939 112.107 1.00245.34 ATOM 69 C ASN B 46 -136.529 148.265 112.212 1.00244.14 ATOM 70 O ASN B 46 -135.383 148.382 111.779 1.00242.44 ATOM 71 CB ASN B 46 -136.615 145.899 113.017 1.00243.42 ATOM 72 CG ASN B 46 -136.788 146.218 114.491 1.00242.80 ATOM 73 OD1 ASN B 46 -136.043 145.722 115.338 1.00240.89 ATOM 74 ND2 ASN B 46 -137.777 147.048 114.805 1.00244.46 ATOM 75 N VAL B 47 -137.188 149.262 112.793 1.00227.67 ATOM 76 CA VAL B 47 -136.584 150.576 112.974 1.00226.70 ATOM 77 C VAL B 47 -136.763 151.060 114.411 1.00226.14 ATOM 78 O VAL B 47 -137.741 151.735 114.730 1.00227.78 ATOM 79 CB VAL B 47 -137.186 151.610 112.004 1.00228.60 ATOM 80 CG1 VAL B 47 -136.446 152.934 112.113 1.00227.48 ATOM 81 CG2 VAL B 47 -137.140 151.087 110.576 1.00229.43 ATOM 82 N ILE B 48 -135.814 150.708 115.275 1.00221.28 ATOM 83 CA ILE B 48 -135.877 151.083 116.685 1.00220.57 ATOM 84 C ILE B 48 -135.307 152.482 116.906 1.00219.70 ATOM 85 O ILE B 48 -134.398 152.908 116.195 1.00218.65 ATOM 86 CB ILE B 48 -135.104 150.086 117.580 1.00218.51 ATOM 87 CG1 ILE B 48 -135.296 148.647 117.094 1.00218.91 ATOM 88 CG2 ILE B 48 -135.526 150.232 119.036 1.00218.40 ATOM 89 CD1 ILE B 48 -134.319 148.227 116.014 1.00217.82 ATOM 90 N GLU B 49 -135.847 153.194 117.891 1.00219.49 ATOM 91 CA GLU B 49 -135.344 154.520 118.239 1.00218.67 ATOM 92 C GLU B 49 -134.455 154.483 119.475 1.00216.40 ATOM 93 O GLU B 49 -134.798 155.050 120.513 1.00216.51 ATOM 94 CB GLU B 49 -136.493 155.506 118.454 1.00220.76 ATOM 95 CG GLU B 49 -136.766 156.424 117.270 1.00222.16 ATOM 96 CD GLU B 49 -137.432 155.714 116.105 1.00223.90 ATOM 97 OE1 GLU B 49 -137.123 154.529 115.865 1.00223.25 ATOM 98 OE2 GLU B 49 -138.264 156.347 115.423 1.00225.95 ATOM 99 N THR B 50 -133.313 153.811 119.355 1.00234.46 ATOM 100 CA THR B 50 -132.325 153.777 120.426 1.00232.15 ATOM 101 C THR B 50 -131.618 155.126 120.484 1.00231.21 ATOM 102 O THR B 50 -132.106 156.110 119.932 1.00232.57 ATOM 103 CB THR B 50 -131.289 152.656 120.205 1.00230.31 ATOM 104 OG1 THR B 50 -131.946 151.489 119.698 1.00231.49 ATOM 105 CG2 THR B 50 -130.581 152.305 121.509 1.00228.32 ATOM 106 N TYR B 51 -130.472 155.173 121.155 1.00210.86 ATOM 107 CA TYR B 51 -129.708 156.409 121.265 1.00209.82 ATOM 108 C TYR B 51 -128.236 156.181 120.942 1.00207.52 ATOM 109 O TYR B 51 -127.514 155.535 121.701 1.00205.78 ATOM 110 CB TYR B 51 -129.868 157.024 122.659 1.00209.46 ATOM 111 CG TYR B 51 -131.146 157.821 122.837 1.00211.69 ATOM 112 CD1 TYR B 51 -131.110 159.192 123.053 1.00211.86 ATOM 113 CD2 TYR B 51 -132.388 157.202 122.780 1.00213.66 ATOM 114 CE1 TYR B 51 -132.274 159.924 123.213 1.00213.92 ATOM 115 CE2 TYR B 51 -133.558 157.926 122.937 1.00215.74 ATOM 116 CZ TYR B 51 -133.495 159.285 123.154 1.00215.86 ATOM 117 OH TYR B 51 -134.657 160.006 123.311 1.00217.95 ATOM 118 N SER B 52 -127.801 156.713 119.805 1.00205.50 ATOM 119 CA SER B 52 -126.415 156.589 119.379 1.00203.48 ATOM 120 C SER B 52 -126.028 157.772 118.502 1.00203.68 ATOM 121 O SER B 52 -126.668 158.823 118.549 1.00204.96 ATOM 122 CB SER B 52 -126.204 155.277 118.622 1.00203.28 ATOM 123 OG SER B 52 -124.825 155.005 118.441 1.00201.12 ATOM 124 N THR B 53 -124.980 157.597 117.703 1.00208.06 ATOM 125 CA THR B 53 -124.522 158.644 116.795 1.00208.18 ATOM 126 C THR B 53 -125.107 158.456 115.393 1.00209.95 ATOM 127 O THR B 53 -125.234 157.330 114.911 1.00210.16 ATOM 128 CB THR B 53 -122.981 158.695 116.722 1.00205.83 ATOM 129 OG1 THR B 53 -122.473 157.398 116.384 1.00204.90 ATOM 130 CG2 THR B 53 -122.399 159.127 118.060 1.00204.22 ATOM 131 N LYS B 54 -125.457 159.567 114.749 1.00205.54 ATOM 132 CA LYS B 54 -126.093 159.554 113.431 1.00207.43 ATOM 133 C LYS B 54 -127.323 158.656 113.411 1.00209.17 ATOM 134 O LYS B 54 -127.209 157.450 113.201 1.00208.81 ATOM 135 CB LYS B 54 -125.114 159.106 112.341 1.00206.50 ATOM 136 CG LYS B 54 -123.716 159.694 112.449 1.00204.40 ATOM 137 CD LYS B 54 -122.773 158.748 113.179 1.00202.15 ATOM 138 CE LYS B 54 -121.341 159.257 113.154 1.00200.11 ATOM 139 NZ LYS B 54 -120.402 158.282 113.773 1.00197.99 ATOM 140 N PRO B 55 -128.508 159.248 113.620 1.00223.06 ATOM 141 CA PRO B 55 -129.771 158.502 113.645 1.00224.91 ATOM 142 C PRO B 55 -129.939 157.600 112.424 1.00225.78 ATOM 143 O PRO B 55 -130.728 156.656 112.466 1.00226.83 ATOM 144 CB PRO B 55 -130.827 159.609 113.631 1.00226.97 ATOM 145 CG PRO B 55 -130.152 160.771 114.264 1.00225.75 ATOM 146 CD PRO B 55 -128.714 160.691 113.835 1.00223.66 ATOM 147 N GLU B 56 -129.207 157.889 111.352 1.00232.66 ATOM 148 CA GLU B 56 -129.260 157.060 110.154 1.00233.39 ATOM 149 C GLU B 56 -128.239 155.929 110.216 1.00231.39 ATOM 150 O GLU B 56 -127.236 155.942 109.502 1.00230.29 ATOM 151 CB GLU B 56 -129.056 157.904 108.894 1.00234.21 ATOM 152 CG GLU B 56 -130.230 158.820 108.556 1.00236.64 ATOM 153 CD GLU B 56 -131.515 158.059 108.259 1.00238.80 ATOM 154 OE1 GLU B 56 -132.047 157.392 109.172 1.00238.83 ATOM 155 OE2 GLU B 56 -132.003 158.140 107.111 1.00240.51 ATOM 156 N ILE B 57 -128.505 154.955 111.081 1.00211.76 ATOM 157 CA ILE B 57 -127.658 153.776 111.210 1.00210.02 ATOM 158 C ILE B 57 -128.215 152.635 110.368 1.00211.28 ATOM 159 O ILE B 57 -129.148 151.946 110.782 1.00212.38 ATOM 160 CB ILE B 57 -127.562 153.306 112.674 1.00208.74 ATOM 161 CG1 ILE B 57 -126.978 154.409 113.555 1.00207.45 ATOM 162 CG2 ILE B 57 -126.714 152.052 112.772 1.00207.04 ATOM 163 CD1 ILE B 57 -125.549 154.748 113.222 1.00205.45 ATOM 164 N TYR B 58 -127.646 152.441 109.183 1.00227.08 ATOM 165 CA TYR B 58 -128.088 151.369 108.299 1.00228.23 ATOM 166 C TYR B 58 -127.536 150.017 108.746 1.00226.74 ATOM 167 O TYR B 58 -126.329 149.779 108.700 1.00224.77 ATOM 168 CB TYR B 58 -127.694 151.659 106.848 1.00228.75 ATOM 169 CG TYR B 58 -128.474 152.791 106.216 1.00230.75 ATOM 170 CD1 TYR B 58 -127.841 153.961 105.820 1.00230.29 ATOM 171 CD2 TYR B 58 -129.847 152.691 106.022 1.00233.15 ATOM 172 CE1 TYR B 58 -128.550 154.998 105.244 1.00232.15 ATOM 173 CE2 TYR B 58 -130.565 153.721 105.447 1.00235.02 ATOM 174 CZ TYR B 58 -129.912 154.873 105.060 1.00234.51 ATOM 175 OH TYR B 58 -130.623 155.902 104.487 1.00236.40 ATOM 176 N VAL B 59 -128.433 149.139 109.185 1.00213.62 ATOM 177 CA VAL B 59 -128.055 147.806 109.638 1.00212.44 ATOM 178 C VAL B 59 -128.846 146.752 108.869 1.00214.15 ATOM 179 O VAL B 59 -129.347 147.016 107.776 1.00215.83 ATOM 180 CB VAL B 59 -128.311 147.630 111.150 1.00211.76 ATOM 181 CG1 VAL B 59 -127.412 146.543 111.722 1.00209.73 ATOM 182 CG2 VAL B 59 -128.080 148.941 111.884 1.00211.09 ATOM 183 N GLU B 60 -128.958 145.563 109.450 1.00222.64 ATOM 184 CA GLU B 60 -129.680 144.460 108.829 1.00224.15 ATOM 185 C GLU B 60 -129.664 143.246 109.750 1.00223.31 ATOM 186 O GLU B 60 -128.916 143.215 110.727 1.00221.37 ATOM 187 CB GLU B 60 -129.054 144.101 107.480 1.00224.06 ATOM 188 CG GLU B 60 -127.715 143.377 107.579 1.00221.69 ATOM 189 CD GLU B 60 -126.588 144.268 108.075 1.00219.58 ATOM 190 OE1 GLU B 60 -126.575 145.467 107.724 1.00219.98 ATOM 191 OE2 GLU B 60 -125.709 143.767 108.810 1.00217.55 ATOM 192 N VAL B 61 -130.491 142.252 109.438 1.00227.74 ATOM 193 CA VAL B 61 -130.528 141.010 110.206 1.00227.14 ATOM 194 C VAL B 61 -130.540 141.279 111.708 1.00226.14 ATOM 195 O VAL B 61 -129.669 140.803 112.439 1.00224.14 ATOM 196 CB VAL B 61 -129.322 140.103 109.868 1.00225.29 ATOM 197 CG1 VAL B 61 -129.522 138.705 110.442 1.00225.12 ATOM 198 CG2 VAL B 61 -129.112 140.038 108.365 1.00226.01 ATOM 199 N CYS B 62 -131.523 142.047 112.166 1.00214.71 ATOM 200 CA CYS B 62 -131.628 142.374 113.584 1.00213.97 ATOM 201 C CYS B 62 -132.523 141.386 114.323 1.00214.94 ATOM 202 O CYS B 62 -132.490 140.188 114.052 1.00214.97 ATOM 203 CB CYS B 62 -132.131 143.806 113.774 1.00214.84 ATOM 204 SG CYS B 62 -133.499 144.269 112.693 1.00217.96 ATOM 205 N SER B 63 -133.322 141.892 115.256 1.00215.75 ATOM 206 CA SER B 63 -134.177 141.035 116.068 1.00216.66 ATOM 207 C SER B 63 -135.551 140.825 115.440 1.00219.45 ATOM 208 O SER B 63 -136.374 140.085 115.974 1.00220.52 ATOM 209 CB SER B 63 -134.332 141.614 117.476 1.00216.12 ATOM 210 OG SER B 63 -134.885 142.917 117.433 1.00217.22 ATOM 211 N LYS B 64 -135.792 141.475 114.305 1.00238.58 ATOM 212 CA LYS B 64 -137.087 141.398 113.630 1.00241.30 ATOM 213 C LYS B 64 -137.145 140.236 112.638 1.00241.99 ATOM 214 O LYS B 64 -138.222 139.856 112.174 1.00244.20 ATOM 215 CB LYS B 64 -137.388 142.713 112.905 1.00242.42 ATOM 216 CG LYS B 64 -138.807 142.841 112.356 1.00245.35 ATOM 217 CD LYS B 64 -139.731 143.586 113.313 1.00246.45 ATOM 218 CE LYS B 64 -140.072 142.755 114.538 1.00246.20 ATOM 219 NZ LYS B 64 -140.985 143.484 115.460 1.00247.34 ATOM 220 N CYS B 65 -135.983 139.675 112.318 1.00221.64 ATOM 221 CA CYS B 65 -135.897 138.601 111.336 1.00222.10 ATOM 222 C CYS B 65 -135.025 137.444 111.818 1.00220.19 ATOM 223 O CYS B 65 -135.420 136.280 111.752 1.00220.89 ATOM 224 CB CYS B 65 -135.374 139.145 110.003 1.00222.13 ATOM 225 SG CYS B 65 -134.159 140.488 110.160 1.00219.98 TER