HEADER ribosome 26-APR-13 4V9N TITLE Crystal structure of the 70S ribosome bound with the Q253P mutant of TITLE 2 release factor RF2. COMPND MOL_ID: 51; COMPND 2 MOLECULE: 50S ribosomal protein L31; COMPND 3 CHAIN: B4, D4; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.40 ANGSTORMS DBREF 4V9N B 36 65 UNP Q72JR0 RL31_THET2 10 39 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 -128.307 161.898 122.689 1.00140.67 ATOM 2 CA VAL B 36 -129.426 162.312 121.849 1.00142.83 ATOM 3 C VAL B 36 -130.170 161.098 121.291 1.00142.60 ATOM 4 O VAL B 36 -129.561 160.059 121.036 1.00140.98 ATOM 5 CB VAL B 36 -128.953 163.211 120.691 1.00144.10 ATOM 6 CG1 VAL B 36 -128.411 164.527 121.228 1.00144.59 ATOM 7 CG2 VAL B 36 -127.902 162.497 119.861 1.00142.74 ATOM 8 N PRO B 37 -131.494 161.229 121.101 1.00163.45 ATOM 9 CA PRO B 37 -132.341 160.130 120.617 1.00163.44 ATOM 10 C PRO B 37 -131.947 159.637 119.226 1.00163.46 ATOM 11 O PRO B 37 -131.354 160.385 118.448 1.00164.19 ATOM 12 CB PRO B 37 -133.741 160.754 120.583 1.00165.59 ATOM 13 CG PRO B 37 -133.507 162.226 120.522 1.00167.04 ATOM 14 CD PRO B 37 -132.270 162.459 121.330 1.00165.47 ATOM 15 N ALA B 38 -132.290 158.389 118.921 1.00168.14 ATOM 16 CA ALA B 38 -131.904 157.773 117.657 1.00167.94 ATOM 17 C ALA B 38 -132.856 156.645 117.281 1.00168.10 ATOM 18 O ALA B 38 -133.419 155.983 118.153 1.00167.34 ATOM 19 CB ALA B 38 -130.482 157.250 117.744 1.00165.78 ATOM 20 N ARG B 39 -133.030 156.428 115.981 1.00148.53 ATOM 21 CA ARG B 39 -133.925 155.382 115.498 1.00148.79 ATOM 22 C ARG B 39 -133.158 154.204 114.903 1.00147.09 ATOM 23 O ARG B 39 -132.348 154.371 113.993 1.00146.90 ATOM 24 CB ARG B 39 -134.911 155.944 114.471 1.00151.25 ATOM 25 CG ARG B 39 -135.703 157.149 114.962 1.00153.13 ATOM 26 CD ARG B 39 -137.104 157.185 114.363 1.00154.94 ATOM 27 NE ARG B 39 -137.910 156.050 114.808 1.00154.10 ATOM 28 CZ ARG B 39 -139.223 155.942 114.625 1.00155.40 ATOM 29 NH1 ARG B 39 -139.892 156.906 114.006 1.00157.61 ATOM 30 NH2 ARG B 39 -139.867 154.871 115.067 1.00154.52 ATOM 31 N ILE B 40 -133.426 153.012 115.427 1.00180.94 ATOM 32 CA ILE B 40 -132.780 151.795 114.950 1.00179.29 ATOM 33 C ILE B 40 -133.680 151.051 113.969 1.00180.13 ATOM 34 O ILE B 40 -134.644 150.398 114.370 1.00180.12 ATOM 35 CB ILE B 40 -132.414 150.853 116.117 1.00177.16 ATOM 36 CG1 ILE B 40 -131.307 151.465 116.978 1.00176.09 ATOM 37 CG2 ILE B 40 -131.976 149.494 115.592 1.00175.63 ATOM 38 CD1 ILE B 40 -131.750 152.650 117.812 1.00177.30 ATOM 39 N ILE B 41 -133.361 151.151 112.683 1.00105.11 ATOM 40 CA ILE B 41 -134.172 150.528 111.644 1.00106.05 ATOM 41 C ILE B 41 -133.804 149.060 111.455 1.00104.31 ATOM 42 O ILE B 41 -133.021 148.728 110.571 1.00103.89 ATOM 43 CB ILE B 41 -134.005 151.256 110.293 1.00107.74 ATOM 44 CG1 ILE B 41 -133.760 152.757 110.509 1.00108.92 ATOM 45 CG2 ILE B 41 -135.211 151.000 109.391 1.00109.40 ATOM 46 CD1 ILE B 41 -134.916 153.498 111.153 1.00110.30 ATOM 47 N CYS B 42 -134.374 148.185 112.278 1.00298.59 ATOM 48 CA CYS B 42 -134.073 146.756 112.198 1.00296.91 ATOM 49 C CYS B 42 -134.315 146.194 110.801 1.00297.59 ATOM 50 O CYS B 42 -135.118 146.727 110.036 1.00299.53 ATOM 51 CB CYS B 42 -134.890 145.968 113.226 1.00296.15 ATOM 52 SG CYS B 42 -133.974 145.489 114.711 1.00293.86 ATOM 53 N GLY B 43 -133.613 145.112 110.478 1.00149.57 ATOM 54 CA GLY B 43 -133.747 144.464 109.186 1.00149.96 ATOM 55 C GLY B 43 -135.092 143.789 109.007 1.00150.77 ATOM 56 O GLY B 43 -135.316 143.081 108.025 1.00151.02 ATOM 57 N CYS B 44 -135.992 144.012 109.958 1.00287.64 ATOM 58 CA CYS B 44 -137.320 143.415 109.915 1.00288.43 ATOM 59 C CYS B 44 -138.297 144.212 110.770 1.00289.64 ATOM 60 O CYS B 44 -138.658 143.796 111.871 1.00288.84 ATOM 61 CB CYS B 44 -137.258 141.972 110.405 1.00286.60 ATOM 62 SG CYS B 44 -136.365 141.819 111.957 1.00284.48 ATOM 63 N GLY B 45 -138.721 145.362 110.256 1.00221.78 ATOM 64 CA GLY B 45 -139.634 146.227 110.979 1.00223.12 ATOM 65 C GLY B 45 -139.090 146.589 112.346 1.00222.02 ATOM 66 O GLY B 45 -137.876 146.644 112.543 1.00221.17 ATOM 67 N ASN B 46 -139.989 146.842 113.292 1.00338.11 ATOM 68 CA ASN B 46 -139.596 147.140 114.665 1.00337.02 ATOM 69 C ASN B 46 -138.508 148.209 114.738 1.00336.97 ATOM 70 O ASN B 46 -137.396 147.949 115.194 1.00335.34 ATOM 71 CB ASN B 46 -139.148 145.863 115.384 1.00334.88 ATOM 72 CG ASN B 46 -138.750 146.111 116.827 1.00333.73 ATOM 73 OD1 ASN B 46 -137.573 146.036 117.180 1.00332.21 ATOM 74 ND2 ASN B 46 -139.731 146.414 117.669 1.00334.48 ATOM 75 N VAL B 47 -138.837 149.410 114.272 1.00152.14 ATOM 76 CA VAL B 47 -137.911 150.537 114.321 1.00152.38 ATOM 77 C VAL B 47 -137.689 151.010 115.759 1.00151.69 ATOM 78 O VAL B 47 -138.434 151.849 116.268 1.00153.06 ATOM 79 CB VAL B 47 -138.417 151.714 113.460 1.00154.76 ATOM 80 CG1 VAL B 47 -137.494 152.917 113.597 1.00155.07 ATOM 81 CG2 VAL B 47 -138.540 151.290 112.003 1.00155.44 ATOM 82 N ILE B 48 -136.658 150.470 116.404 1.00128.75 ATOM 83 CA ILE B 48 -136.354 150.798 117.794 1.00127.89 ATOM 84 C ILE B 48 -136.049 152.285 117.949 1.00128.97 ATOM 85 O ILE B 48 -135.799 152.984 116.966 1.00130.03 ATOM 86 CB ILE B 48 -135.159 149.971 118.328 1.00125.40 ATOM 87 CG1 ILE B 48 -135.298 148.499 117.938 1.00124.39 ATOM 88 CG2 ILE B 48 -135.040 150.105 119.840 1.00124.44 ATOM 89 CD1 ILE B 48 -134.196 147.624 118.489 1.00122.05 ATOM 90 N GLU B 49 -136.073 152.766 119.186 1.00217.55 ATOM 91 CA GLU B 49 -135.766 154.161 119.464 1.00218.39 ATOM 92 C GLU B 49 -135.264 154.321 120.891 1.00217.10 ATOM 93 O GLU B 49 -135.983 154.039 121.850 1.00216.99 ATOM 94 CB GLU B 49 -136.997 155.036 119.236 1.00220.90 ATOM 95 CG GLU B 49 -136.755 156.513 119.474 1.00221.97 ATOM 96 CD GLU B 49 -137.981 157.351 119.182 1.00224.47 ATOM 97 OE1 GLU B 49 -139.018 156.772 118.795 1.00225.09 ATOM 98 OE2 GLU B 49 -137.908 158.588 119.339 1.00225.82 ATOM 99 N THR B 50 -134.024 154.780 121.022 1.00165.90 ATOM 100 CA THR B 50 -133.399 154.947 122.326 1.00164.61 ATOM 101 C THR B 50 -132.491 156.169 122.326 1.00164.87 ATOM 102 O THR B 50 -132.872 157.236 121.849 1.00166.63 ATOM 103 CB THR B 50 -132.574 153.707 122.722 1.00162.27 ATOM 104 OG1 THR B 50 -131.530 153.495 121.763 1.00161.51 ATOM 105 CG2 THR B 50 -133.458 152.471 122.781 1.00161.97 ATOM 106 N TYR B 51 -131.285 156.005 122.860 1.00182.40 ATOM 107 CA TYR B 51 -130.336 157.105 122.942 1.00182.47 ATOM 108 C TYR B 51 -128.909 156.642 122.665 1.00180.74 ATOM 109 O TYR B 51 -128.414 155.707 123.293 1.00178.91 ATOM 110 CB TYR B 51 -130.405 157.768 124.318 1.00182.33 ATOM 111 CG TYR B 51 -131.762 158.341 124.667 1.00184.05 ATOM 112 CD1 TYR B 51 -132.711 157.576 125.332 1.00183.82 ATOM 113 CD2 TYR B 51 -132.090 159.650 124.340 1.00185.90 ATOM 114 CE1 TYR B 51 -133.949 158.096 125.655 1.00185.41 ATOM 115 CE2 TYR B 51 -133.326 160.179 124.660 1.00187.49 ATOM 116 CZ TYR B 51 -134.251 159.398 125.317 1.00187.24 ATOM 117 OH TYR B 51 -135.483 159.919 125.638 1.00188.84 ATOM 118 N SER B 52 -128.261 157.312 121.717 1.00131.42 ATOM 119 CA SER B 52 -126.868 157.053 121.370 1.00130.01 ATOM 120 C SER B 52 -126.497 157.879 120.146 1.00131.33 ATOM 121 O SER B 52 -127.337 158.139 119.285 1.00132.96 ATOM 122 CB SER B 52 -126.631 155.568 121.089 1.00128.47 ATOM 123 OG SER B 52 -127.445 155.114 120.023 1.00129.48 ATOM 124 N THR B 53 -125.236 158.286 120.068 1.00275.18 ATOM 125 CA THR B 53 -124.778 159.126 118.969 1.00276.46 ATOM 126 C THR B 53 -125.119 158.529 117.604 1.00277.27 ATOM 127 O THR B 53 -125.186 157.309 117.443 1.00276.25 ATOM 128 CB THR B 53 -123.267 159.391 119.060 1.00275.29 ATOM 129 OG1 THR B 53 -122.577 158.152 119.265 1.00273.21 ATOM 130 CG2 THR B 53 -122.965 160.329 120.220 1.00275.16 ATOM 131 N LYS B 54 -125.334 159.409 116.629 1.00320.69 ATOM 132 CA LYS B 54 -125.721 159.016 115.276 1.00321.84 ATOM 133 C LYS B 54 -127.088 158.334 115.251 1.00322.19 ATOM 134 O LYS B 54 -127.189 157.129 115.485 1.00320.74 ATOM 135 CB LYS B 54 -124.663 158.105 114.645 1.00320.97 ATOM 136 CG LYS B 54 -123.233 158.595 114.810 1.00318.80 ATOM 137 CD LYS B 54 -122.289 157.856 113.876 1.00318.34 ATOM 138 CE LYS B 54 -120.950 157.586 114.539 1.00316.01 ATOM 139 NZ LYS B 54 -121.088 156.616 115.660 1.00314.73 ATOM 140 N PRO B 55 -128.146 159.112 114.971 1.00170.40 ATOM 141 CA PRO B 55 -129.515 158.592 114.861 1.00171.10 ATOM 142 C PRO B 55 -129.663 157.543 113.757 1.00171.09 ATOM 143 O PRO B 55 -130.470 156.622 113.898 1.00170.75 ATOM 144 CB PRO B 55 -130.335 159.841 114.522 1.00173.43 ATOM 145 CG PRO B 55 -129.538 160.971 115.070 1.00173.50 ATOM 146 CD PRO B 55 -128.106 160.580 114.863 1.00172.10 ATOM 147 N GLU B 56 -128.898 157.684 112.677 1.00194.78 ATOM 148 CA GLU B 56 -128.923 156.712 111.587 1.00194.73 ATOM 149 C GLU B 56 -128.437 155.347 112.063 1.00192.42 ATOM 150 O GLU B 56 -127.379 155.240 112.682 1.00190.90 ATOM 151 CB GLU B 56 -128.059 157.192 110.416 1.00195.52 ATOM 152 CG GLU B 56 -128.679 158.303 109.580 1.00198.07 ATOM 153 CD GLU B 56 -129.747 157.797 108.626 1.00199.43 ATOM 154 OE1 GLU B 56 -130.142 156.617 108.741 1.00198.60 ATOM 155 OE2 GLU B 56 -130.189 158.579 107.758 1.00201.34 ATOM 156 N ILE B 57 -129.208 154.306 111.760 1.00160.57 ATOM 157 CA ILE B 57 -128.887 152.951 112.201 1.00158.46 ATOM 158 C ILE B 57 -129.427 151.901 111.228 1.00158.57 ATOM 159 O ILE B 57 -130.624 151.617 111.211 1.00159.18 ATOM 160 CB ILE B 57 -129.461 152.669 113.607 1.00157.57 ATOM 161 CG1 ILE B 57 -128.792 153.556 114.662 1.00157.25 ATOM 162 CG2 ILE B 57 -129.284 151.208 113.968 1.00155.57 ATOM 163 CD1 ILE B 57 -127.332 153.232 114.905 1.00155.45 ATOM 164 N TYR B 58 -128.537 151.325 110.425 1.00220.22 ATOM 165 CA TYR B 58 -128.926 150.336 109.421 1.00220.28 ATOM 166 C TYR B 58 -128.933 148.909 109.966 1.00218.30 ATOM 167 O TYR B 58 -128.597 147.969 109.246 1.00217.47 ATOM 168 CB TYR B 58 -127.994 150.405 108.206 1.00220.61 ATOM 169 CG TYR B 58 -127.975 151.743 107.502 1.00222.45 ATOM 170 CD1 TYR B 58 -127.125 152.757 107.922 1.00222.07 ATOM 171 CD2 TYR B 58 -128.799 151.988 106.411 1.00224.60 ATOM 172 CE1 TYR B 58 -127.099 153.981 107.280 1.00223.78 ATOM 173 CE2 TYR B 58 -128.780 153.209 105.762 1.00226.35 ATOM 174 CZ TYR B 58 -127.928 154.202 106.201 1.00225.93 ATOM 175 OH TYR B 58 -127.904 155.421 105.561 1.00227.70 ATOM 176 N VAL B 59 -129.314 148.746 111.229 1.00197.46 ATOM 177 CA VAL B 59 -129.303 147.427 111.858 1.00195.60 ATOM 178 C VAL B 59 -130.006 146.368 111.012 1.00195.71 ATOM 179 O VAL B 59 -131.178 146.507 110.665 1.00197.07 ATOM 180 CB VAL B 59 -129.937 147.452 113.266 1.00195.22 ATOM 181 CG1 VAL B 59 -130.480 146.077 113.633 1.00193.91 ATOM 182 CG2 VAL B 59 -128.923 147.920 114.298 1.00194.34 ATOM 183 N GLU B 60 -129.274 145.311 110.679 1.00206.91 ATOM 184 CA GLU B 60 -129.838 144.189 109.943 1.00206.75 ATOM 185 C GLU B 60 -130.211 143.063 110.901 1.00205.41 ATOM 186 O GLU B 60 -129.350 142.509 111.583 1.00203.51 ATOM 187 CB GLU B 60 -128.853 143.687 108.883 1.00205.83 ATOM 188 CG GLU B 60 -127.447 143.404 109.399 1.00203.76 ATOM 189 CD GLU B 60 -126.645 144.668 109.651 1.00204.10 ATOM 190 OE1 GLU B 60 -127.031 145.734 109.125 1.00205.96 ATOM 191 OE2 GLU B 60 -125.630 144.597 110.375 1.00202.51 ATOM 192 N VAL B 61 -131.498 142.734 110.953 1.00218.69 ATOM 193 CA VAL B 61 -131.992 141.675 111.831 1.00217.65 ATOM 194 C VAL B 61 -131.800 142.027 113.310 1.00216.77 ATOM 195 O VAL B 61 -130.848 142.717 113.674 1.00216.15 ATOM 196 CB VAL B 61 -131.312 140.322 111.516 1.00215.95 ATOM 197 CG1 VAL B 61 -131.833 139.229 112.436 1.00214.95 ATOM 198 CG2 VAL B 61 -131.531 139.946 110.058 1.00216.88 ATOM 199 N CYS B 62 -132.711 141.552 114.157 1.00180.67 ATOM 200 CA CYS B 62 -132.646 141.821 115.593 1.00179.92 ATOM 201 C CYS B 62 -133.420 140.788 116.416 1.00179.27 ATOM 202 O CYS B 62 -133.722 139.697 115.932 1.00178.84 ATOM 203 CB CYS B 62 -133.135 143.238 115.905 1.00181.51 ATOM 204 SG CYS B 62 -134.735 143.666 115.187 1.00184.04 ATOM 205 N SER B 63 -133.730 141.138 117.662 1.00241.79 ATOM 206 CA SER B 63 -134.353 140.204 118.600 1.00241.03 ATOM 207 C SER B 63 -135.747 139.758 118.169 1.00242.27 ATOM 208 O SER B 63 -136.255 138.744 118.646 1.00241.62 ATOM 209 CB SER B 63 -134.424 140.816 120.000 1.00240.90 ATOM 210 OG SER B 63 -135.406 141.835 120.058 1.00242.78 ATOM 211 N LYS B 64 -136.369 140.527 117.281 1.00201.77 ATOM 212 CA LYS B 64 -137.698 140.192 116.783 1.00203.11 ATOM 213 C LYS B 64 -137.627 139.150 115.662 1.00202.71 ATOM 214 O LYS B 64 -138.616 138.892 114.974 1.00203.77 ATOM 215 CB LYS B 64 -138.432 141.455 116.319 1.00205.32 ATOM 216 CG LYS B 64 -139.917 141.254 116.061 1.00206.84 ATOM 217 CD LYS B 64 -140.669 142.576 116.059 1.00208.89 ATOM 218 CE LYS B 64 -140.661 143.220 117.436 1.00208.69 ATOM 219 NZ LYS B 64 -141.559 144.406 117.502 1.00210.79 ATOM 220 N CYS B 65 -136.450 138.550 115.494 1.00231.12 ATOM 221 CA CYS B 65 -136.234 137.519 114.479 1.00230.54 ATOM 222 C CYS B 65 -135.446 136.335 115.032 1.00228.32 ATOM 223 O CYS B 65 -135.358 135.281 114.404 1.00227.66 ATOM 224 CB CYS B 65 -135.499 138.098 113.272 1.00230.96 ATOM 225 SG CYS B 65 -136.422 139.338 112.385 1.00233.66 ATOM 226 OXT CYS B 65 -134.871 136.401 116.118 1.00227.16 TER