HEADER RIBOSOME 26-APR-13 4KFL TITLE Crystal structure of the 70S ribosome bound with the Q253P mutant of TITLE 2 release factor RF2. 50S of the B subunit COMPND MOL_ID: 27; COMPND 2 MOLECULE: 50S ribosomal protein L31; COMPND 3 CHAIN: 4; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.40 ANGSTORMS DBREF 4KFL 4 36 65 UNP Q72JR0 RL31_THET2 10 39 SEQRES 1 4 30 VAL PRO ALA ARG ILE ILE CYS GLY CYS GLY ASN VAL ILE SEQRES 2 4 30 GLU THR TYR SER THR LYS PRO GLU ILE TYR VAL GLU VAL SEQRES 3 4 30 CYS SER LYS CYS ATOM 1 N VAL 4 36 -181.856 -5.521 50.686 1.00189.96 ATOM 2 CA VAL 4 36 -182.907 -4.616 51.139 1.00191.46 ATOM 3 C VAL 4 36 -183.621 -3.965 49.955 1.00192.52 ATOM 4 O VAL 4 36 -183.004 -3.717 48.920 1.00191.85 ATOM 5 CB VAL 4 36 -182.342 -3.521 52.064 1.00191.07 ATOM 6 CG1 VAL 4 36 -181.824 -4.135 53.356 1.00190.29 ATOM 7 CG2 VAL 4 36 -181.244 -2.745 51.356 1.00189.98 ATOM 8 N PRO 4 37 -184.928 -3.686 50.108 1.00178.56 ATOM 9 CA PRO 4 37 -185.749 -3.105 49.037 1.00179.77 ATOM 10 C PRO 4 37 -185.259 -1.730 48.585 1.00179.63 ATOM 11 O PRO 4 37 -184.597 -1.020 49.346 1.00178.97 ATOM 12 CB PRO 4 37 -187.137 -2.993 49.680 1.00181.53 ATOM 13 CG PRO 4 37 -186.883 -2.994 51.147 1.00181.19 ATOM 14 CD PRO 4 37 -185.706 -3.896 51.340 1.00179.47 ATOM 15 N ALA 4 38 -185.595 -1.361 47.352 1.00210.28 ATOM 16 CA ALA 4 38 -185.124 -0.111 46.768 1.00210.18 ATOM 17 C ALA 4 38 -186.060 0.365 45.663 1.00211.67 ATOM 18 O ALA 4 38 -186.695 -0.442 44.985 1.00212.29 ATOM 19 CB ALA 4 38 -183.715 -0.287 46.225 1.00208.47 ATOM 20 N ARG 4 39 -186.140 1.679 45.484 1.00160.80 ATOM 21 CA ARG 4 39 -187.012 2.254 44.466 1.00162.29 ATOM 22 C ARG 4 39 -186.217 2.827 43.296 1.00161.73 ATOM 23 O ARG 4 39 -185.338 3.670 43.481 1.00160.84 ATOM 24 CB ARG 4 39 -187.917 3.334 45.072 1.00163.72 ATOM 25 CG ARG 4 39 -188.727 2.869 46.277 1.00164.37 ATOM 26 CD ARG 4 39 -190.079 3.567 46.346 1.00166.37 ATOM 27 NE ARG 4 39 -190.927 3.212 45.210 1.00167.43 ATOM 28 CZ ARG 4 39 -192.224 3.489 45.123 1.00169.23 ATOM 29 NH1 ARG 4 39 -192.838 4.128 46.111 1.00170.18 ATOM 30 NH2 ARG 4 39 -192.910 3.123 44.048 1.00170.08 ATOM 31 N ILE 4 40 -186.535 2.362 42.091 1.00218.16 ATOM 32 CA ILE 4 40 -185.872 2.829 40.878 1.00217.84 ATOM 33 C ILE 4 40 -186.707 3.895 40.176 1.00219.53 ATOM 34 O ILE 4 40 -187.704 3.584 39.524 1.00220.83 ATOM 35 CB ILE 4 40 -185.601 1.669 39.897 1.00217.25 ATOM 36 CG1 ILE 4 40 -184.550 0.714 40.468 1.00215.45 ATOM 37 CG2 ILE 4 40 -185.144 2.204 38.550 1.00217.30 ATOM 38 CD1 ILE 4 40 -185.038 -0.124 41.630 1.00215.43 ATOM 39 N ILE 4 41 -186.295 5.151 40.312 1.00213.68 ATOM 40 CA ILE 4 41 -187.033 6.268 39.730 1.00215.29 ATOM 41 C ILE 4 41 -186.664 6.475 38.264 1.00215.38 ATOM 42 O ILE 4 41 -185.819 7.310 37.946 1.00214.84 ATOM 43 CB ILE 4 41 -186.762 7.580 40.496 1.00215.35 ATOM 44 CG1 ILE 4 41 -186.523 7.303 41.984 1.00214.50 ATOM 45 CG2 ILE 4 41 -187.901 8.570 40.286 1.00217.35 ATOM 46 CD1 ILE 4 41 -187.719 6.723 42.709 1.00215.57 ATOM 47 N CYS 4 42 -187.301 5.721 37.373 1.00219.02 ATOM 48 CA CYS 4 42 -187.012 5.824 35.944 1.00219.19 ATOM 49 C CYS 4 42 -187.160 7.253 35.428 1.00220.36 ATOM 50 O CYS 4 42 -187.899 8.058 35.997 1.00221.47 ATOM 51 CB CYS 4 42 -187.908 4.879 35.137 1.00220.08 ATOM 52 SG CYS 4 42 -187.103 3.350 34.598 1.00218.33 ATOM 53 N GLY 4 43 -186.451 7.560 34.347 1.00184.07 ATOM 54 CA GLY 4 43 -186.501 8.879 33.743 1.00185.17 ATOM 55 C GLY 4 43 -187.836 9.171 33.087 1.00187.21 ATOM 56 O GLY 4 43 -188.001 10.192 32.420 1.00188.35 ATOM 57 N CYS 4 44 -188.789 8.265 33.276 1.00192.97 ATOM 58 CA CYS 4 44 -190.120 8.413 32.702 1.00194.90 ATOM 59 C CYS 4 44 -191.156 7.619 33.495 1.00195.33 ATOM 60 O CYS 4 44 -191.609 6.563 33.055 1.00195.30 ATOM 61 CB CYS 4 44 -190.126 7.995 31.222 1.00195.32 ATOM 62 SG CYS 4 44 -189.361 6.386 30.798 1.00193.63 ATOM 63 N GLY 4 45 -191.526 8.134 34.665 1.00230.65 ATOM 64 CA GLY 4 45 -192.480 7.459 35.526 1.00231.13 ATOM 65 C GLY 4 45 -192.035 6.044 35.842 1.00229.65 ATOM 66 O GLY 4 45 -190.839 5.759 35.874 1.00227.84 ATOM 67 N ASN 4 46 -192.998 5.159 36.078 1.00266.74 ATOM 68 CA ASN 4 46 -192.702 3.751 36.330 1.00265.54 ATOM 69 C ASN 4 46 -191.613 3.565 37.384 1.00263.70 ATOM 70 O ASN 4 46 -190.539 3.038 37.096 1.00262.15 ATOM 71 CB ASN 4 46 -192.321 3.041 35.026 1.00265.11 ATOM 72 CG ASN 4 46 -192.026 1.565 35.226 1.00263.94 ATOM 73 OD1 ASN 4 46 -190.879 1.130 35.122 1.00262.31 ATOM 74 ND2 ASN 4 46 -193.061 0.788 35.519 1.00264.78 ATOM 75 N VAL 4 47 -191.895 4.012 38.604 1.00258.15 ATOM 76 CA VAL 4 47 -190.958 3.866 39.714 1.00256.58 ATOM 77 C VAL 4 47 -190.834 2.403 40.140 1.00255.59 ATOM 78 O VAL 4 47 -191.606 1.922 40.971 1.00256.13 ATOM 79 CB VAL 4 47 -191.386 4.722 40.922 1.00257.28 ATOM 80 CG1 VAL 4 47 -190.459 4.484 42.103 1.00255.70 ATOM 81 CG2 VAL 4 47 -191.411 6.196 40.544 1.00258.15 ATOM 82 N ILE 4 48 -189.856 1.703 39.567 1.00190.24 ATOM 83 CA ILE 4 48 -189.649 0.284 39.849 1.00189.24 ATOM 84 C ILE 4 48 -189.337 0.064 41.325 1.00188.41 ATOM 85 O ILE 4 48 -189.005 1.004 42.046 1.00188.24 ATOM 86 CB ILE 4 48 -188.506 -0.312 38.990 1.00187.75 ATOM 87 CG1 ILE 4 48 -188.636 0.130 37.533 1.00188.51 ATOM 88 CG2 ILE 4 48 -188.498 -1.831 39.076 1.00187.08 ATOM 89 CD1 ILE 4 48 -187.588 -0.469 36.622 1.00187.19 ATOM 90 N GLU 4 49 -189.447 -1.182 41.770 1.00360.63 ATOM 91 CA GLU 4 49 -189.147 -1.526 43.152 1.00359.84 ATOM 92 C GLU 4 49 -188.749 -2.991 43.262 1.00358.76 ATOM 93 O GLU 4 49 -189.539 -3.885 42.960 1.00359.48 ATOM 94 CB GLU 4 49 -190.348 -1.235 44.052 1.00361.26 ATOM 95 CG GLU 4 49 -190.109 -1.535 45.521 1.00360.60 ATOM 96 CD GLU 4 49 -191.302 -1.183 46.386 1.00362.06 ATOM 97 OE1 GLU 4 49 -192.315 -0.704 45.834 1.00363.48 ATOM 98 OE2 GLU 4 49 -191.227 -1.383 47.616 1.00361.81 ATOM 99 N THR 4 50 -187.517 -3.226 43.700 1.00242.28 ATOM 100 CA THR 4 50 -186.986 -4.577 43.820 1.00241.15 ATOM 101 C THR 4 50 -186.065 -4.682 45.029 1.00239.85 ATOM 102 O THR 4 50 -186.399 -4.213 46.117 1.00240.31 ATOM 103 CB THR 4 50 -186.207 -4.995 42.557 1.00240.18 ATOM 104 OG1 THR 4 50 -185.100 -4.108 42.360 1.00239.16 ATOM 105 CG2 THR 4 50 -187.106 -4.949 41.332 1.00241.49 ATOM 106 N TYR 4 51 -184.904 -5.296 44.832 1.00232.04 ATOM 107 CA TYR 4 51 -183.950 -5.478 45.918 1.00230.75 ATOM 108 C TYR 4 51 -182.513 -5.289 45.445 1.00229.12 ATOM 109 O TYR 4 51 -182.074 -5.926 44.489 1.00228.47 ATOM 110 CB TYR 4 51 -184.111 -6.865 46.543 1.00230.46 ATOM 111 CG TYR 4 51 -185.481 -7.132 47.124 1.00232.03 ATOM 112 CD1 TYR 4 51 -186.484 -7.704 46.353 1.00233.10 ATOM 113 CD2 TYR 4 51 -185.769 -6.819 48.446 1.00232.45 ATOM 114 CE1 TYR 4 51 -187.736 -7.953 46.880 1.00234.57 ATOM 115 CE2 TYR 4 51 -187.018 -7.064 48.981 1.00233.94 ATOM 116 CZ TYR 4 51 -187.997 -7.632 48.194 1.00234.97 ATOM 117 OH TYR 4 51 -189.243 -7.878 48.723 1.00236.48 ATOM 118 N SER 4 52 -181.793 -4.407 46.131 1.00240.62 ATOM 119 CA SER 4 52 -180.383 -4.152 45.863 1.00239.07 ATOM 120 C SER 4 52 -179.915 -2.986 46.719 1.00238.83 ATOM 121 O SER 4 52 -180.687 -2.073 47.012 1.00240.05 ATOM 122 CB SER 4 52 -180.147 -3.838 44.387 1.00239.08 ATOM 123 OG SER 4 52 -180.881 -2.695 43.987 1.00240.41 ATOM 124 N THR 4 53 -178.647 -3.014 47.110 1.00162.96 ATOM 125 CA THR 4 53 -178.100 -1.979 47.975 1.00162.58 ATOM 126 C THR 4 53 -178.350 -0.574 47.423 1.00163.38 ATOM 127 O THR 4 53 -178.425 -0.371 46.210 1.00163.71 ATOM 128 CB THR 4 53 -176.597 -2.189 48.218 1.00160.74 ATOM 129 OG1 THR 4 53 -175.942 -2.414 46.964 1.00160.01 ATOM 130 CG2 THR 4 53 -176.370 -3.394 49.126 1.00160.08 ATOM 131 N LYS 4 54 -178.481 0.386 48.335 1.00266.03 ATOM 132 CA LYS 4 54 -178.772 1.774 47.988 1.00266.92 ATOM 133 C LYS 4 54 -180.141 1.917 47.326 1.00268.64 ATOM 134 O LYS 4 54 -180.274 1.724 46.117 1.00268.76 ATOM 135 CB LYS 4 54 -177.680 2.355 47.084 1.00265.90 ATOM 136 CG LYS 4 54 -176.260 2.073 47.553 1.00264.41 ATOM 137 CD LYS 4 54 -175.256 2.960 46.831 1.00263.36 ATOM 138 CE LYS 4 54 -173.972 2.210 46.526 1.00261.94 ATOM 139 NZ LYS 4 54 -174.202 1.135 45.521 1.00262.46 ATOM 140 N PRO 4 55 -181.167 2.255 48.125 1.00231.71 ATOM 141 CA PRO 4 55 -182.530 2.477 47.629 1.00233.49 ATOM 142 C PRO 4 55 -182.611 3.621 46.618 1.00234.17 ATOM 143 O PRO 4 55 -183.438 3.569 45.708 1.00235.29 ATOM 144 CB PRO 4 55 -183.308 2.836 48.898 1.00234.49 ATOM 145 CG PRO 4 55 -182.539 2.199 50.002 1.00233.26 ATOM 146 CD PRO 4 55 -181.101 2.317 49.595 1.00231.59 ATOM 147 N GLU 4 56 -181.769 4.637 46.781 1.00253.16 ATOM 148 CA GLU 4 56 -181.727 5.756 45.843 1.00253.75 ATOM 149 C GLU 4 56 -181.290 5.290 44.458 1.00253.30 ATOM 150 O GLU 4 56 -180.278 4.604 44.319 1.00251.85 ATOM 151 CB GLU 4 56 -180.777 6.847 46.345 1.00252.98 ATOM 152 CG GLU 4 56 -181.323 7.690 47.488 1.00253.74 ATOM 153 CD GLU 4 56 -182.328 8.731 47.026 1.00255.46 ATOM 154 OE1 GLU 4 56 -182.744 8.680 45.849 1.00256.14 ATOM 155 OE2 GLU 4 56 -182.699 9.604 47.838 1.00256.15 ATOM 156 N ILE 4 57 -182.049 5.677 43.436 1.00216.89 ATOM 157 CA ILE 4 57 -181.775 5.255 42.065 1.00216.72 ATOM 158 C ILE 4 57 -182.257 6.298 41.055 1.00218.09 ATOM 159 O ILE 4 57 -183.454 6.412 40.794 1.00219.64 ATOM 160 CB ILE 4 57 -182.454 3.903 41.745 1.00216.91 ATOM 161 CG1 ILE 4 57 -181.851 2.775 42.586 1.00215.45 ATOM 162 CG2 ILE 4 57 -182.316 3.574 40.274 1.00216.90 ATOM 163 CD1 ILE 4 57 -180.417 2.439 42.231 1.00213.64 ATOM 164 N TYR 4 58 -181.317 7.051 40.488 1.00298.27 ATOM 165 CA TYR 4 58 -181.642 8.111 39.533 1.00299.53 ATOM 166 C TYR 4 58 -181.703 7.612 38.089 1.00299.76 ATOM 167 O TYR 4 58 -181.325 8.335 37.167 1.00299.83 ATOM 168 CB TYR 4 58 -180.623 9.252 39.628 1.00299.00 ATOM 169 CG TYR 4 58 -180.537 9.911 40.987 1.00298.56 ATOM 170 CD1 TYR 4 58 -179.705 9.402 41.975 1.00296.98 ATOM 171 CD2 TYR 4 58 -181.278 11.049 41.276 1.00299.75 ATOM 172 CE1 TYR 4 58 -179.619 10.003 43.216 1.00296.60 ATOM 173 CE2 TYR 4 58 -181.198 11.657 42.516 1.00299.38 ATOM 174 CZ TYR 4 58 -180.367 11.130 43.481 1.00297.80 ATOM 175 OH TYR 4 58 -180.283 11.730 44.717 1.00297.47 ATOM 176 N VAL 4 59 -182.177 6.385 37.893 1.00211.29 ATOM 177 CA VAL 4 59 -182.226 5.795 36.556 1.00211.47 ATOM 178 C VAL 4 59 -182.877 6.720 35.534 1.00213.05 ATOM 179 O VAL 4 59 -184.021 7.144 35.700 1.00214.66 ATOM 180 CB VAL 4 59 -182.962 4.439 36.548 1.00211.74 ATOM 181 CG1 VAL 4 59 -183.545 4.155 35.171 1.00212.64 ATOM 182 CG2 VAL 4 59 -182.024 3.323 36.973 1.00209.88 ATOM 183 N GLU 4 60 -182.134 7.033 34.480 1.00272.58 ATOM 184 CA GLU 4 60 -182.656 7.841 33.388 1.00274.06 ATOM 185 C GLU 4 60 -183.111 6.946 32.239 1.00274.63 ATOM 186 O GLU 4 60 -182.307 6.221 31.654 1.00273.61 ATOM 187 CB GLU 4 60 -181.603 8.842 32.906 1.00273.44 ATOM 188 CG GLU 4 60 -180.244 8.235 32.589 1.00271.57 ATOM 189 CD GLU 4 60 -179.451 7.889 33.835 1.00269.93 ATOM 190 OE1 GLU 4 60 -179.785 8.410 34.919 1.00270.21 ATOM 191 OE2 GLU 4 60 -178.494 7.094 33.729 1.00268.41 ATOM 192 N VAL 4 61 -184.403 6.998 31.927 1.00159.74 ATOM 193 CA VAL 4 61 -184.973 6.192 30.850 1.00160.49 ATOM 194 C VAL 4 61 -184.886 4.693 31.154 1.00159.41 ATOM 195 O VAL 4 61 -183.955 4.239 31.819 1.00157.75 ATOM 196 CB VAL 4 61 -184.293 6.500 29.496 1.00160.62 ATOM 197 CG1 VAL 4 61 -184.892 5.653 28.384 1.00161.40 ATOM 198 CG2 VAL 4 61 -184.415 7.982 29.167 1.00161.80 ATOM 199 N CYS 4 62 -185.863 3.932 30.666 1.00166.06 ATOM 200 CA CYS 4 62 -185.899 2.488 30.889 1.00165.23 ATOM 201 C CYS 4 62 -186.741 1.757 29.841 1.00166.27 ATOM 202 O CYS 4 62 -187.013 2.293 28.768 1.00167.33 ATOM 203 CB CYS 4 62 -186.393 2.168 32.303 1.00165.09 ATOM 204 SG CYS 4 62 -187.929 2.991 32.775 1.00167.17 ATOM 205 N SER 4 63 -187.143 0.529 30.157 1.00123.53 ATOM 206 CA SER 4 63 -187.839 -0.333 29.202 1.00124.27 ATOM 207 C SER 4 63 -189.204 0.202 28.791 1.00126.43 ATOM 208 O SER 4 63 -189.760 -0.216 27.776 1.00127.31 ATOM 209 CB SER 4 63 -188.004 -1.744 29.770 1.00123.47 ATOM 210 OG SER 4 63 -188.976 -1.762 30.800 1.00124.39 ATOM 211 N LYS 4 64 -189.751 1.112 29.592 1.00156.20 ATOM 212 CA LYS 4 64 -191.047 1.713 29.294 1.00158.28 ATOM 213 C LYS 4 64 -190.908 2.861 28.289 1.00159.21 ATOM 214 O LYS 4 64 -191.849 3.621 28.062 1.00160.97 ATOM 215 CB LYS 4 64 -191.726 2.187 30.582 1.00158.91 ATOM 216 CG LYS 4 64 -193.188 2.561 30.413 1.00161.02 ATOM 217 CD LYS 4 64 -193.921 2.577 31.745 1.00161.47 ATOM 218 CE LYS 4 64 -194.004 1.182 32.347 1.00160.59 ATOM 219 NZ LYS 4 64 -194.892 1.148 33.541 1.00161.29 ATOM 220 N CYS 4 65 -189.727 2.971 27.687 1.00190.19 ATOM 221 CA CYS 4 65 -189.451 4.009 26.697 1.00190.95 ATOM 222 C CYS 4 65 -188.714 3.433 25.479 1.00190.32 ATOM 223 O CYS 4 65 -188.594 4.076 24.436 1.00190.96 ATOM 224 CB CYS 4 65 -188.638 5.154 27.326 1.00190.36 ATOM 225 SG CYS 4 65 -189.403 6.002 28.775 1.00191.07 ATOM 226 OXT CYS 4 65 -188.216 2.305 25.499 1.00189.16 TER