HEADER RIBOSOME 16-MAY-08 3D5D TITLE Structural basis for translation termination on the 70S ribosome. TITLE 2 This file contains the 50S subunit of the second 70S ribosome. The TITLE 3 entire crystal structure contains two 70S ribosomes as described in TITLE 4 remark 400. COMPND MOL_ID: 25; COMPND 2 MOLECULE: 50S ribosomal protein L31; COMPND 3 CHAIN: 4; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.21 ANGSTORMS DBREF 3D5D 4 1 97 UNP Q72JR0 RL31_THET2 1 71 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 -180.743 -5.265 50.885 1.00216.16 ATOM 2 CA VAL 4 36 -181.851 -4.334 51.070 1.00218.81 ATOM 3 C VAL 4 36 -182.510 -3.986 49.739 1.00219.30 ATOM 4 O VAL 4 36 -181.845 -3.950 48.705 1.00217.51 ATOM 5 CB VAL 4 36 -181.387 -3.039 51.763 1.00219.39 ATOM 6 CG1 VAL 4 36 -181.109 -3.296 53.235 1.00219.76 ATOM 7 CG2 VAL 4 36 -180.156 -2.480 51.069 1.00217.23 ATOM 8 N PRO 4 37 -183.826 -3.730 49.766 1.00221.47 ATOM 9 CA PRO 4 37 -184.615 -3.395 48.575 1.00222.30 ATOM 10 C PRO 4 37 -184.039 -2.209 47.808 1.00221.63 ATOM 11 O PRO 4 37 -184.333 -1.060 48.137 1.00223.18 ATOM 12 CB PRO 4 37 -185.986 -3.025 49.163 1.00225.35 ATOM 13 CG PRO 4 37 -185.715 -2.760 50.625 1.00226.03 ATOM 14 CD PRO 4 37 -184.677 -3.771 50.964 1.00223.73 ATOM 15 N ALA 4 38 -183.233 -2.494 46.791 1.00220.56 ATOM 16 CA ALA 4 38 -182.624 -1.448 45.978 1.00219.75 ATOM 17 C ALA 4 38 -183.670 -0.707 45.155 1.00221.60 ATOM 18 O ALA 4 38 -184.126 -1.202 44.125 1.00221.42 ATOM 19 CB ALA 4 38 -181.553 -2.038 45.069 1.00216.95 ATOM 20 N ARG 4 39 -184.048 0.482 45.615 1.00226.55 ATOM 21 CA ARG 4 39 -185.012 1.308 44.898 1.00228.42 ATOM 22 C ARG 4 39 -184.342 2.077 43.765 1.00227.16 ATOM 23 O ARG 4 39 -183.877 3.200 43.957 1.00227.33 ATOM 24 CB ARG 4 39 -185.703 2.287 45.851 1.00230.96 ATOM 25 CG ARG 4 39 -186.449 1.625 46.995 1.00232.49 ATOM 26 CD ARG 4 39 -187.431 2.592 47.630 1.00235.39 ATOM 27 NE ARG 4 39 -188.442 3.034 46.674 1.00236.94 ATOM 28 CZ ARG 4 39 -189.455 3.841 46.975 1.00239.60 ATOM 29 NH1 ARG 4 39 -189.596 4.299 48.211 1.00241.02 ATOM 30 NH2 ARG 4 39 -190.330 4.191 46.040 1.00240.87 ATOM 31 N ILE 4 40 -184.293 1.465 42.586 1.00219.97 ATOM 32 CA ILE 4 40 -183.709 2.108 41.414 1.00218.79 ATOM 33 C ILE 4 40 -184.470 3.384 41.065 1.00220.89 ATOM 34 O ILE 4 40 -185.576 3.336 40.526 1.00222.49 ATOM 35 CB ILE 4 40 -183.684 1.162 40.194 1.00217.37 ATOM 36 CG1 ILE 4 40 -182.506 0.190 40.293 1.00214.69 ATOM 37 CG2 ILE 4 40 -183.574 1.955 38.903 1.00217.10 ATOM 38 CD1 ILE 4 40 -182.590 -0.773 41.454 1.00214.76 ATOM 39 N ILE 4 41 -183.872 4.526 41.391 1.00238.03 ATOM 40 CA ILE 4 41 -184.479 5.819 41.106 1.00239.95 ATOM 41 C ILE 4 41 -184.019 6.328 39.744 1.00238.82 ATOM 42 O ILE 4 41 -183.429 7.405 39.638 1.00238.62 ATOM 43 CB ILE 4 41 -184.123 6.861 42.187 1.00240.79 ATOM 44 CG1 ILE 4 41 -184.272 6.258 43.584 1.00241.37 ATOM 45 CG2 ILE 4 41 -184.995 8.100 42.047 1.00243.26 ATOM 46 CD1 ILE 4 41 -185.691 5.870 43.933 1.00243.74 ATOM 47 N CYS 4 42 -184.286 5.545 38.702 1.00245.06 ATOM 48 CA CYS 4 42 -183.884 5.920 37.351 1.00243.98 ATOM 49 C CYS 4 42 -184.708 7.101 36.848 1.00246.11 ATOM 50 O CYS 4 42 -185.921 7.157 37.055 1.00248.37 ATOM 51 CB CYS 4 42 -183.985 4.729 36.390 1.00242.74 ATOM 52 SG CYS 4 42 -185.664 4.243 35.920 1.00245.05 ATOM 53 N GLY 4 43 -184.040 8.043 36.190 1.00225.49 ATOM 54 CA GLY 4 43 -184.680 9.270 35.754 1.00227.41 ATOM 55 C GLY 4 43 -185.499 9.147 34.484 1.00228.13 ATOM 56 O GLY 4 43 -185.121 9.683 33.444 1.00227.44 ATOM 57 N CYS 4 44 -186.624 8.441 34.567 1.00225.27 ATOM 58 CA CYS 4 44 -187.568 8.362 33.453 1.00226.36 ATOM 59 C CYS 4 44 -188.919 7.786 33.878 1.00228.49 ATOM 60 O CYS 4 44 -189.794 7.558 33.043 1.00229.49 ATOM 61 CB CYS 4 44 -186.980 7.577 32.272 1.00224.15 ATOM 62 SG CYS 4 44 -186.472 5.880 32.630 1.00222.05 ATOM 63 N GLY 4 45 -189.082 7.554 35.178 1.00229.53 ATOM 64 CA GLY 4 45 -190.360 7.136 35.726 1.00231.76 ATOM 65 C GLY 4 45 -190.457 5.677 36.135 1.00230.97 ATOM 66 O GLY 4 45 -191.521 5.068 36.022 1.00232.37 ATOM 67 N ASN 4 46 -189.355 5.114 36.617 1.00246.28 ATOM 68 CA ASN 4 46 -189.348 3.722 37.057 1.00245.40 ATOM 69 C ASN 4 46 -188.583 3.527 38.361 1.00244.54 ATOM 70 O ASN 4 46 -187.412 3.894 38.469 1.00242.79 ATOM 71 CB ASN 4 46 -188.767 2.815 35.971 1.00243.13 ATOM 72 CG ASN 4 46 -189.017 1.344 36.242 1.00242.61 ATOM 73 OD1 ASN 4 46 -188.333 0.475 35.699 1.00240.49 ATOM 74 ND2 ASN 4 46 -190.002 1.056 37.085 1.00244.59 ATOM 75 N VAL 4 47 -189.252 2.946 39.351 1.00242.27 ATOM 76 CA VAL 4 47 -188.632 2.687 40.644 1.00241.66 ATOM 77 C VAL 4 47 -188.880 1.247 41.083 1.00241.26 ATOM 78 O VAL 4 47 -189.861 0.957 41.767 1.00243.20 ATOM 79 CB VAL 4 47 -189.157 3.652 41.725 1.00243.95 ATOM 80 CG1 VAL 4 47 -188.395 3.454 43.026 1.00243.17 ATOM 81 CG2 VAL 4 47 -189.048 5.097 41.250 1.00244.62 ATOM 82 N ILE 4 48 -187.986 0.347 40.683 1.00225.15 ATOM 83 CA ILE 4 48 -188.120 -1.069 41.010 1.00224.54 ATOM 84 C ILE 4 48 -187.533 -1.369 42.386 1.00224.04 ATOM 85 O ILE 4 48 -186.577 -0.724 42.813 1.00223.05 ATOM 86 CB ILE 4 48 -187.418 -1.970 39.966 1.00222.09 ATOM 87 CG1 ILE 4 48 -187.609 -1.423 38.550 1.00222.08 ATOM 88 CG2 ILE 4 48 -187.915 -3.406 40.072 1.00222.04 ATOM 89 CD1 ILE 4 48 -186.581 -0.384 38.147 1.00220.79 ATOM 90 N GLU 4 49 -188.111 -2.348 43.076 1.00230.99 ATOM 91 CA GLU 4 49 -187.603 -2.772 44.378 1.00230.54 ATOM 92 C GLU 4 49 -186.782 -4.054 44.278 1.00228.14 ATOM 93 O GLU 4 49 -187.167 -5.093 44.814 1.00228.44 ATOM 94 CB GLU 4 49 -188.744 -2.956 45.384 1.00233.07 ATOM 95 CG GLU 4 49 -188.933 -1.791 46.348 1.00234.82 ATOM 96 CD GLU 4 49 -189.551 -0.570 45.694 1.00236.42 ATOM 97 OE1 GLU 4 49 -189.256 -0.304 44.511 1.00235.36 ATOM 98 OE2 GLU 4 49 -190.333 0.130 46.370 1.00238.78 ATOM 99 N THR 4 50 -185.651 -3.971 43.587 1.00226.30 ATOM 100 CA THR 4 50 -184.728 -5.094 43.496 1.00223.87 ATOM 101 C THR 4 50 -183.999 -5.239 44.827 1.00223.28 ATOM 102 O THR 4 50 -184.436 -4.698 45.840 1.00225.01 ATOM 103 CB THR 4 50 -183.703 -4.888 42.362 1.00221.59 ATOM 104 OG1 THR 4 50 -184.355 -4.304 41.228 1.00222.49 ATOM 105 CG2 THR 4 50 -183.073 -6.213 41.951 1.00219.41 ATOM 106 N TYR 4 51 -182.892 -5.971 44.825 1.00213.43 ATOM 107 CA TYR 4 51 -182.107 -6.164 46.037 1.00212.68 ATOM 108 C TYR 4 51 -180.623 -5.914 45.788 1.00210.17 ATOM 109 O TYR 4 51 -179.959 -6.686 45.098 1.00208.14 ATOM 110 CB TYR 4 51 -182.333 -7.567 46.608 1.00212.51 ATOM 111 CG TYR 4 51 -183.602 -7.704 47.424 1.00215.11 ATOM 112 CD1 TYR 4 51 -183.550 -7.969 48.787 1.00215.71 ATOM 113 CD2 TYR 4 51 -184.851 -7.562 46.834 1.00217.01 ATOM 114 CE1 TYR 4 51 -184.703 -8.093 49.536 1.00218.12 ATOM 115 CE2 TYR 4 51 -186.010 -7.683 47.575 1.00219.43 ATOM 116 CZ TYR 4 51 -185.930 -7.948 48.925 1.00219.98 ATOM 117 OH TYR 4 51 -187.084 -8.069 49.665 1.00222.43 ATOM 118 N SER 4 52 -180.115 -4.823 46.351 1.00210.30 ATOM 119 CA SER 4 52 -178.710 -4.469 46.212 1.00208.11 ATOM 120 C SER 4 52 -178.251 -3.657 47.417 1.00208.64 ATOM 121 O SER 4 52 -178.867 -3.708 48.480 1.00210.30 ATOM 122 CB SER 4 52 -178.483 -3.678 44.923 1.00207.51 ATOM 123 OG SER 4 52 -177.101 -3.565 44.627 1.00205.14 ATOM 124 N THR 4 53 -177.166 -2.910 47.245 1.00208.96 ATOM 125 CA THR 4 53 -176.638 -2.069 48.313 1.00209.35 ATOM 126 C THR 4 53 -177.144 -0.632 48.186 1.00211.14 ATOM 127 O THR 4 53 -177.265 -0.105 47.080 1.00211.03 ATOM 128 CB THR 4 53 -175.097 -2.081 48.331 1.00206.85 ATOM 129 OG1 THR 4 53 -174.598 -1.725 47.036 1.00205.50 ATOM 130 CG2 THR 4 53 -174.581 -3.462 48.702 1.00205.28 ATOM 131 N LYS 4 54 -177.433 -0.008 49.325 1.00223.71 ATOM 132 CA LYS 4 54 -177.998 1.342 49.368 1.00225.69 ATOM 133 C LYS 4 54 -179.250 1.465 48.501 1.00227.30 ATOM 134 O LYS 4 54 -179.152 1.712 47.299 1.00226.56 ATOM 135 CB LYS 4 54 -176.968 2.395 48.939 1.00224.52 ATOM 136 CG LYS 4 54 -175.569 2.192 49.496 1.00222.44 ATOM 137 CD LYS 4 54 -174.692 1.445 48.504 1.00219.81 ATOM 138 CE LYS 4 54 -173.250 1.374 48.976 1.00217.75 ATOM 139 NZ LYS 4 54 -172.362 0.737 47.963 1.00215.22 ATOM 140 N PRO 4 55 -180.433 1.305 49.115 1.00227.62 ATOM 141 CA PRO 4 55 -181.710 1.373 48.395 1.00229.38 ATOM 142 C PRO 4 55 -181.827 2.629 47.537 1.00229.99 ATOM 143 O PRO 4 55 -182.636 2.664 46.609 1.00230.82 ATOM 144 CB PRO 4 55 -182.743 1.404 49.524 1.00231.91 ATOM 145 CG PRO 4 55 -182.080 0.696 50.651 1.00230.99 ATOM 146 CD PRO 4 55 -180.623 1.052 50.554 1.00228.71 ATOM 147 N GLU 4 56 -181.029 3.647 47.845 1.00219.10 ATOM 148 CA GLU 4 56 -181.032 4.875 47.060 1.00219.59 ATOM 149 C GLU 4 56 -180.039 4.801 45.906 1.00217.13 ATOM 150 O GLU 4 56 -178.999 5.460 45.920 1.00215.92 ATOM 151 CB GLU 4 56 -180.744 6.092 47.942 1.00220.65 ATOM 152 CG GLU 4 56 -181.880 6.461 48.893 1.00223.52 ATOM 153 CD GLU 4 56 -183.160 6.858 48.170 1.00225.57 ATOM 154 OE1 GLU 4 56 -183.755 5.999 47.484 1.00225.45 ATOM 155 OE2 GLU 4 56 -183.578 8.028 48.299 1.00227.36 ATOM 156 N ILE 4 57 -180.373 3.986 44.910 1.00228.88 ATOM 157 CA ILE 4 57 -179.560 3.853 43.709 1.00226.70 ATOM 158 C ILE 4 57 -180.089 4.763 42.609 1.00227.68 ATOM 159 O ILE 4 57 -181.055 4.423 41.923 1.00228.65 ATOM 160 CB ILE 4 57 -179.557 2.405 43.187 1.00225.28 ATOM 161 CG1 ILE 4 57 -178.999 1.455 44.246 1.00224.24 ATOM 162 CG2 ILE 4 57 -178.740 2.304 41.911 1.00223.12 ATOM 163 CD1 ILE 4 57 -177.541 1.693 44.563 1.00222.19 ATOM 164 N TYR 4 58 -179.460 5.922 42.444 1.00223.61 ATOM 165 CA TYR 4 58 -179.875 6.865 41.413 1.00224.49 ATOM 166 C TYR 4 58 -179.378 6.433 40.035 1.00222.56 ATOM 167 O TYR 4 58 -178.174 6.420 39.772 1.00220.42 ATOM 168 CB TYR 4 58 -179.398 8.284 41.741 1.00225.06 ATOM 169 CG TYR 4 58 -180.118 8.916 42.912 1.00227.47 ATOM 170 CD1 TYR 4 58 -179.440 9.234 44.082 1.00227.29 ATOM 171 CD2 TYR 4 58 -181.479 9.187 42.850 1.00229.96 ATOM 172 CE1 TYR 4 58 -180.096 9.809 45.154 1.00229.53 ATOM 173 CE2 TYR 4 58 -182.143 9.760 43.917 1.00232.21 ATOM 174 CZ TYR 4 58 -181.448 10.069 45.066 1.00231.99 ATOM 175 OH TYR 4 58 -182.106 10.638 46.131 1.00234.28 ATOM 176 N VAL 4 59 -180.319 6.074 39.165 1.00226.66 ATOM 177 CA VAL 4 59 -179.998 5.649 37.807 1.00225.09 ATOM 178 C VAL 4 59 -180.767 6.497 36.798 1.00226.56 ATOM 179 O VAL 4 59 -181.209 7.606 37.110 1.00228.36 ATOM 180 CB VAL 4 59 -180.342 4.162 37.583 1.00224.38 ATOM 181 CG1 VAL 4 59 -179.496 3.580 36.458 1.00221.97 ATOM 182 CG2 VAL 4 59 -180.128 3.372 38.862 1.00224.06 ATOM 183 N GLU 4 60 -180.929 5.965 35.590 1.00231.42 ATOM 184 CA GLU 4 60 -181.632 6.662 34.522 1.00232.66 ATOM 185 C GLU 4 60 -181.687 5.785 33.277 1.00231.50 ATOM 186 O GLU 4 60 -180.993 4.770 33.195 1.00229.50 ATOM 187 CB GLU 4 60 -180.939 7.988 34.200 1.00232.43 ATOM 188 CG GLU 4 60 -179.626 7.843 33.439 1.00229.77 ATOM 189 CD GLU 4 60 -178.508 7.259 34.285 1.00227.83 ATOM 190 OE1 GLU 4 60 -178.445 7.568 35.493 1.00228.53 ATOM 191 OE2 GLU 4 60 -177.685 6.497 33.737 1.00225.62 ATOM 192 N VAL 4 61 -182.515 6.178 32.313 1.00230.98 ATOM 193 CA VAL 4 61 -182.622 5.458 31.048 1.00230.07 ATOM 194 C VAL 4 61 -182.708 3.950 31.266 1.00229.14 ATOM 195 O VAL 4 61 -181.887 3.192 30.752 1.00226.97 ATOM 196 CB VAL 4 61 -181.420 5.760 30.128 1.00227.91 ATOM 197 CG1 VAL 4 61 -181.687 5.254 28.717 1.00227.42 ATOM 198 CG2 VAL 4 61 -181.126 7.251 30.112 1.00228.59 ATOM 199 N CYS 4 62 -183.700 3.519 32.036 1.00228.68 ATOM 200 CA CYS 4 62 -183.877 2.099 32.319 1.00228.04 ATOM 201 C CYS 4 62 -184.831 1.447 31.324 1.00228.79 ATOM 202 O CYS 4 62 -184.806 1.757 30.134 1.00228.50 ATOM 203 CB CYS 4 62 -184.364 1.890 33.755 1.00229.35 ATOM 204 SG CYS 4 62 -185.666 3.029 34.288 1.00232.70 ATOM 205 N SER 4 63 -185.672 0.544 31.816 1.00216.31 ATOM 206 CA SER 4 63 -186.592 -0.188 30.954 1.00217.05 ATOM 207 C SER 4 63 -187.935 0.524 30.797 1.00219.86 ATOM 208 O SER 4 63 -188.802 0.065 30.056 1.00220.78 ATOM 209 CB SER 4 63 -186.810 -1.605 31.488 1.00216.65 ATOM 210 OG SER 4 63 -187.334 -1.579 32.805 1.00218.15 ATOM 211 N LYS 4 64 -188.099 1.645 31.492 1.00222.08 ATOM 212 CA LYS 4 64 -189.356 2.389 31.467 1.00224.87 ATOM 213 C LYS 4 64 -189.381 3.422 30.341 1.00225.23 ATOM 214 O LYS 4 64 -190.436 3.957 30.001 1.00227.40 ATOM 215 CB LYS 4 64 -189.587 3.081 32.813 1.00226.38 ATOM 216 CG LYS 4 64 -190.970 3.702 32.992 1.00229.44 ATOM 217 CD LYS 4 64 -191.930 2.769 33.724 1.00230.81 ATOM 218 CE LYS 4 64 -192.356 1.596 32.858 1.00230.33 ATOM 219 NZ LYS 4 64 -193.306 0.700 33.572 1.00231.75 ATOM 220 N CYS 4 65 -188.216 3.697 29.766 1.00231.69 ATOM 221 CA CYS 4 65 -188.101 4.712 28.724 1.00231.86 ATOM 222 C CYS 4 65 -187.280 4.225 27.532 1.00229.59 ATOM 223 O CYS 4 65 -187.701 4.348 26.382 1.00230.02 ATOM 224 CB CYS 4 65 -187.499 5.996 29.301 1.00232.01 ATOM 225 SG CYS 4 65 -186.273 5.727 30.612 1.00230.17 ATOM 226 MG MG 4 662 -186.101 0.923 27.460 1.00 23.59 ATOM 227 MG MG 4 792 -182.309 13.381 46.333 1.00 40.91 ATOM 228 MG MG 4 807 -186.175 8.981 48.503 1.00 40.79 TER