HEADER RIBOSOME 18-MAR-01 1I96 TITLE CRYSTAL STRUCTURE OF THE 30S RIBOSOMAL SUBUNIT FROM THERMUS TITLE 2 THERMOPHILUS IN COMPLEX WITH THE TRANSLATION INITIATION FACTOR IF3 TITLE 3 (C-TERMINAL DOMAIN) COMPND MOL_ID: 2; COMPND 2 MOLECULE: 30S RIBOSOMAL PROTEIN S2; COMPND 3 CHAIN: B; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 4.20 ANGSTORMS DBREF 1I96 B 2 255 GB 13446664 CAC35061 2 256 SEQRES 1 B 249 PRO VAL GLU ILE THR VAL LYS GLU LEU LEU GLU ALA GLY SEQRES 2 B 249 VAL HIS PHE GLY HIS GLU ARG LYS ARG TRP ASN PRO LYS SEQRES 3 B 249 PHE ALA ARG TYR ILE TYR ALA GLU ARG ASN GLY ILE HIS SEQRES 4 B 249 ILE ILE ASP LEU GLN LYS THR MET GLU GLU LEU GLU ARG SEQRES 5 B 249 THR PHE ARG PHE ILE GLU ASP LEU ALA MET ARG GLY GLY SEQRES 6 B 249 THR ILE LEU PHE VAL GLY THR LYS LYS GLN ALA GLN ASP SEQRES 7 B 249 ILE VAL ARG MET GLU ALA GLU ARG ALA GLY MET PRO TYR SEQRES 8 B 249 VAL ASN GLN ARG TRP LEU GLY GLY MET LEU THR ASN PHE SEQRES 9 B 249 LYS THR ILE SER GLN ARG VAL HIS ARG LEU GLU GLU LEU SEQRES 10 B 249 GLU ALA LEU PHE ALA SER PRO GLU ILE GLU GLU ARG PRO SEQRES 11 B 249 LYS LYS GLU GLN VAL ARG LEU LYS HIS GLU LEU GLU ARG SEQRES 12 B 249 LEU GLN LYS TYR LEU SER GLY PHE ARG LEU LEU LYS ARG SEQRES 13 B 249 LEU PRO ASP ALA ILE PHE VAL VAL ASP PRO THR LYS GLU SEQRES 14 B 249 ALA ILE ALA VAL ARG GLU ALA ARG LYS LEU PHE ILE PRO SEQRES 15 B 249 VAL ILE ALA LEU ALA ASP THR ASP SER ASP PRO ASP LEU SEQRES 16 B 249 VAL ASP TYR ILE ILE PRO GLY ASN ASP ASP ALA ILE ARG SEQRES 17 B 249 SER ILE GLN LEU ILE LEU SER ARG ALA VAL ASP LEU ILE SEQRES 18 B 249 ILE GLN ALA ARG GLY GLY VAL VAL GLU PRO SER PRO SER SEQRES 19 B 249 TYR ALA LEU VAL GLN GLU ALA GLU ALA THR GLU THR PRO SEQRES 20 B 249 GLU GLY ATOM 1 CA PRO B 2 78.482 43.526 105.035 1.00112.06 ATOM 2 CA VAL B 3 78.749 42.717 108.744 1.00118.37 ATOM 3 CA GLU B 4 82.298 41.667 109.653 1.00123.23 ATOM 4 CA ILE B 5 81.520 38.983 112.267 1.00127.27 ATOM 5 CA THR B 6 79.787 41.797 114.129 1.00136.79 ATOM 6 CA VAL B 7 76.376 41.787 112.444 1.00166.80 ATOM 7 CA LYS B 8 75.448 38.180 113.300 1.00170.77 ATOM 8 CA GLU B 9 72.670 36.441 111.358 1.00151.23 ATOM 9 CA LEU B 10 69.646 36.485 113.664 1.00170.39 ATOM 10 CA LEU B 11 67.233 35.446 110.908 1.00155.49 ATOM 11 CA GLU B 12 66.518 39.150 110.460 1.00158.14 ATOM 12 CA ALA B 13 63.927 39.283 107.679 1.00134.01 ATOM 13 CA GLY B 14 64.292 42.629 105.941 1.00138.43 ATOM 14 CA VAL B 15 61.004 42.089 104.129 1.00121.30 ATOM 15 CA HIS B 16 59.636 45.426 105.322 1.00184.37 ATOM 16 CA PHE B 17 63.158 46.847 105.342 1.00138.25 ATOM 17 CA GLY B 18 63.019 47.094 101.562 1.00127.29 ATOM 18 CA HIS B 19 64.320 50.243 99.894 1.00143.27 ATOM 19 CA GLU B 20 61.017 50.597 98.043 1.00117.89 ATOM 20 CA ARG B 21 60.492 53.640 100.279 1.00141.96 ATOM 21 CA LYS B 22 60.874 55.810 97.174 1.00137.56 ATOM 22 CA ARG B 23 64.278 56.660 98.627 1.00137.07 ATOM 23 CA TRP B 24 65.098 56.948 94.940 1.00121.66 ATOM 24 CA ASN B 25 64.188 60.609 95.050 1.00107.16 ATOM 25 CA PRO B 26 66.933 63.078 95.998 1.00109.95 ATOM 26 CA LYS B 27 70.344 62.721 94.394 1.00 99.85 ATOM 27 CA PHE B 28 71.805 65.236 96.834 1.00 96.47 ATOM 28 CA ALA B 29 70.271 62.879 99.411 1.00105.25 ATOM 29 CA ARG B 30 73.791 62.529 100.794 1.00121.10 ATOM 30 CA TYR B 31 75.065 66.076 101.293 1.00116.34 ATOM 31 CA ILE B 32 78.050 64.342 102.918 1.00106.34 ATOM 32 CA TYR B 33 80.475 66.134 105.212 1.00123.59 ATOM 33 CA ALA B 34 83.301 64.933 107.462 1.00118.32 ATOM 34 CA GLU B 35 80.987 62.801 109.601 1.00165.00 ATOM 35 CA ARG B 36 80.339 59.551 107.725 1.00162.97 ATOM 36 CA ASN B 37 81.169 57.139 110.549 1.00165.16 ATOM 37 CA GLY B 38 81.374 59.501 113.506 1.00152.32 ATOM 38 CA ILE B 39 85.024 59.397 114.575 1.00140.03 ATOM 39 CA HIS B 40 86.281 62.951 115.020 1.00122.90 ATOM 40 CA ILE B 41 89.605 64.054 116.484 1.00117.71 ATOM 41 CA ILE B 42 90.588 67.653 115.764 1.00103.76 ATOM 42 CA ASP B 43 93.708 69.699 116.539 1.00111.01 ATOM 43 CA LEU B 44 94.895 66.524 118.280 1.00 92.95 ATOM 44 CA GLN B 45 97.611 68.165 120.364 1.00136.08 ATOM 45 CA LYS B 46 94.715 70.222 121.715 1.00123.36 ATOM 46 CA THR B 47 92.212 67.397 122.253 1.00105.45 ATOM 47 CA MET B 48 94.577 64.578 123.243 1.00117.89 ATOM 48 CA GLU B 49 96.055 67.125 125.632 1.00123.93 ATOM 49 CA GLU B 50 92.721 67.629 127.403 1.00104.24 ATOM 50 CA LEU B 51 92.098 63.873 127.334 1.00 97.27 ATOM 51 CA GLU B 52 95.115 62.839 129.390 1.00134.29 ATOM 52 CA ARG B 53 94.125 65.792 131.567 1.00106.53 ATOM 53 CA THR B 54 90.581 64.584 132.244 1.00 93.95 ATOM 54 CA PHE B 55 91.245 60.850 132.563 1.00102.78 ATOM 55 CA ARG B 56 94.025 61.706 135.021 1.00111.04 ATOM 56 CA PHE B 57 91.162 62.858 137.251 1.00 78.83 ATOM 57 CA ILE B 58 88.769 59.939 136.793 1.00 89.94 ATOM 58 CA GLU B 59 91.760 58.129 138.267 1.00103.22 ATOM 59 CA ASP B 60 92.510 60.648 141.018 1.00127.55 ATOM 60 CA LEU B 61 88.818 60.892 141.910 1.00116.83 ATOM 61 CA ALA B 62 88.719 57.097 141.934 1.00109.19 ATOM 62 CA MET B 63 91.728 56.342 144.145 1.00115.49 ATOM 63 CA ARG B 64 90.821 59.136 146.566 1.00113.17 ATOM 64 CA GLY B 65 87.756 56.970 147.143 1.00109.60 ATOM 65 CA GLY B 66 85.640 59.643 145.494 1.00108.04 ATOM 66 CA THR B 67 82.348 59.093 143.685 1.00 90.38 ATOM 67 CA ILE B 68 81.123 59.940 140.177 1.00 81.96 ATOM 68 CA LEU B 69 77.460 59.990 139.175 1.00 86.16 ATOM 69 CA PHE B 70 77.070 59.710 135.410 1.00 96.19 ATOM 70 CA VAL B 71 74.080 61.568 134.003 1.00 89.14 ATOM 71 CA GLY B 72 72.450 60.144 130.891 1.00 89.90 ATOM 72 CA THR B 73 69.232 61.410 129.318 1.00101.80 ATOM 73 CA LYS B 74 69.568 60.283 125.697 1.00104.15 ATOM 74 CA LYS B 75 68.004 57.132 124.276 1.00127.23 ATOM 75 CA GLN B 76 71.335 57.280 122.464 1.00137.34 ATOM 76 CA ALA B 77 72.890 56.528 125.852 1.00109.01 ATOM 77 CA GLN B 78 70.563 55.826 128.799 1.00123.31 ATOM 78 CA ASP B 79 70.942 52.040 128.988 1.00115.43 ATOM 79 CA ILE B 80 74.561 52.458 127.883 1.00104.23 ATOM 80 CA VAL B 81 74.900 54.516 131.041 1.00 98.30 ATOM 81 CA ARG B 82 73.695 51.558 133.132 1.00117.97 ATOM 82 CA MET B 83 76.164 48.943 131.888 1.00121.04 ATOM 83 CA GLU B 84 79.009 51.320 132.648 1.00106.79 ATOM 84 CA ALA B 85 77.018 52.053 135.804 1.00115.15 ATOM 85 CA GLU B 86 76.798 48.762 137.681 1.00115.62 ATOM 86 CA ARG B 87 79.978 47.522 136.003 1.00106.87 ATOM 87 CA ALA B 88 81.425 50.543 137.813 1.00 93.95 ATOM 88 CA GLY B 89 79.548 50.600 141.120 1.00115.58 ATOM 89 CA MET B 90 78.224 54.172 141.162 1.00104.34 ATOM 90 CA PRO B 91 75.047 56.364 141.060 1.00 91.78 ATOM 91 CA TYR B 92 73.444 57.129 137.690 1.00101.31 ATOM 92 CA VAL B 93 70.478 58.936 136.134 1.00 85.96 ATOM 93 CA ASN B 94 68.873 57.543 132.976 1.00 98.42 ATOM 94 CA GLN B 95 65.174 58.422 132.877 1.00125.12 ATOM 95 CA ARG B 96 65.081 62.142 133.649 1.00140.64 ATOM 96 CA TRP B 97 66.656 64.690 135.958 1.00 90.79 ATOM 97 CA LEU B 98 64.724 66.386 138.739 1.00 75.73 ATOM 98 CA GLY B 99 65.270 70.094 139.258 1.00 81.66 ATOM 99 CA GLY B 100 67.256 70.089 142.474 1.00 81.68 ATOM 100 CA MET B 101 68.658 66.553 142.225 1.00 76.06 ATOM 101 CA LEU B 102 71.870 68.067 143.581 1.00 60.03 ATOM 102 CA THR B 103 70.716 71.446 144.883 1.00 77.58 ATOM 103 CA ASN B 104 67.991 69.662 146.841 1.00 83.27 ATOM 104 CA PHE B 105 69.586 66.438 148.099 1.00 95.93 ATOM 105 CA LYS B 106 68.067 67.163 151.509 1.00109.38 ATOM 106 CA THR B 107 64.651 67.072 149.825 1.00 89.23 ATOM 107 CA ILE B 108 64.989 64.637 146.915 1.00 97.08 ATOM 108 CA SER B 109 66.841 62.116 149.068 1.00117.63 ATOM 109 CA GLN B 110 63.461 61.747 150.769 1.00109.84 ATOM 110 CA ARG B 111 61.983 60.092 147.681 1.00 97.19 ATOM 111 CA VAL B 112 64.957 57.747 147.959 1.00 89.57 ATOM 112 CA HIS B 113 63.623 56.972 151.434 1.00121.33 ATOM 113 CA ARG B 114 60.034 56.309 150.377 1.00108.27 ATOM 114 CA LEU B 115 61.585 54.052 147.760 1.00100.12 ATOM 115 CA GLU B 116 63.571 52.187 150.408 1.00112.40 ATOM 116 CA GLU B 117 60.610 52.167 152.803 1.00123.50 ATOM 117 CA LEU B 118 58.167 50.696 150.285 1.00117.11 ATOM 118 CA GLU B 119 60.808 48.249 149.083 1.00132.84 ATOM 119 CA ALA B 120 60.773 47.040 152.691 1.00123.67 ATOM 120 CA LEU B 121 57.027 46.458 153.105 1.00133.74 ATOM 121 CA PHE B 122 56.790 44.113 150.117 1.00163.79 ATOM 122 CA ALA B 123 59.277 41.905 151.966 1.00155.46 ATOM 123 CA SER B 124 57.536 41.540 155.331 1.00180.06 ATOM 124 CA PRO B 125 54.101 40.022 156.076 1.00191.42 ATOM 125 CA GLU B 126 52.403 43.427 155.796 1.00211.37 ATOM 126 CA ILE B 127 51.567 42.589 152.181 1.00171.62 ATOM 127 CA GLU B 128 47.785 42.788 151.797 1.00188.75 ATOM 128 CA GLU B 129 46.259 44.549 154.809 1.00197.78 ATOM 129 CA ARG B 130 44.101 47.169 153.096 1.00202.25 ATOM 130 CA PRO B 131 42.076 47.458 149.857 1.00198.65 ATOM 131 CA LYS B 132 43.894 46.415 146.674 1.00186.06 ATOM 132 CA LYS B 133 43.746 50.106 145.801 1.00220.21 ATOM 133 CA GLU B 134 46.448 51.191 148.241 1.00194.75 ATOM 134 CA GLN B 135 48.332 47.943 147.659 1.00169.79 ATOM 135 CA VAL B 136 48.533 49.420 144.177 1.00171.75 ATOM 136 CA ARG B 137 48.919 52.969 145.502 1.00158.79 ATOM 137 CA LEU B 138 52.185 51.658 146.918 1.00134.78 ATOM 138 CA LYS B 139 53.126 49.482 143.959 1.00167.24 ATOM 139 CA HIS B 140 52.637 52.542 141.758 1.00170.44 ATOM 140 CA GLU B 141 55.061 54.536 143.898 1.00129.49 ATOM 141 CA LEU B 142 57.540 51.692 144.401 1.00113.78 ATOM 142 CA GLU B 143 57.398 51.406 140.616 1.00147.85 ATOM 143 CA ARG B 144 57.665 55.102 139.731 1.00120.62 ATOM 144 CA LEU B 145 60.182 55.794 142.496 1.00 81.16 ATOM 145 CA GLN B 146 62.329 52.981 141.127 1.00111.63 ATOM 146 CA LYS B 147 61.989 54.276 137.565 1.00115.15 ATOM 147 CA TYR B 148 63.409 57.718 138.363 1.00119.12 ATOM 148 CA LEU B 149 65.291 56.930 141.579 1.00 90.24 ATOM 149 CA SER B 150 66.953 53.673 140.525 1.00108.47 ATOM 150 CA GLY B 151 70.489 55.015 140.517 1.00104.97 ATOM 151 CA PHE B 152 70.328 57.627 143.261 1.00102.54 ATOM 152 CA ARG B 153 70.099 55.035 146.044 1.00123.60 ATOM 153 CA LEU B 154 73.882 54.993 145.777 1.00109.19 ATOM 154 CA LEU B 155 74.119 58.703 146.586 1.00 90.74 ATOM 155 CA LYS B 156 74.264 58.975 150.373 1.00121.03 ATOM 156 CA ARG B 157 75.786 62.433 149.877 1.00 91.15 ATOM 157 CA LEU B 158 76.314 64.830 146.965 1.00 73.01 ATOM 158 CA PRO B 159 78.862 63.284 144.516 1.00 76.90 ATOM 159 CA ASP B 160 82.406 64.493 143.844 1.00 91.83 ATOM 160 CA ALA B 161 81.799 64.903 140.106 1.00 70.04 ATOM 161 CA ILE B 162 79.526 64.429 137.089 1.00 96.95 ATOM 162 CA PHE B 163 79.848 62.650 133.737 1.00101.61 ATOM 163 CA VAL B 164 76.876 64.075 131.823 1.00 91.17 ATOM 164 CA VAL B 165 76.608 62.881 128.228 1.00 96.05 ATOM 165 CA ASP B 166 76.076 66.059 126.180 1.00123.19 ATOM 166 CA PRO B 167 76.632 69.116 128.430 1.00 86.33 ATOM 167 CA THR B 168 73.953 70.873 126.378 1.00 88.85 ATOM 168 CA LYS B 169 71.030 68.446 126.606 1.00103.16 ATOM 169 CA GLU B 170 71.252 67.688 130.318 1.00 88.08 ATOM 170 CA ALA B 171 72.455 71.265 130.824 1.00 91.85 ATOM 171 CA ILE B 172 70.332 71.840 133.933 1.00 80.26 ATOM 172 CA ALA B 173 72.521 69.164 135.502 1.00 78.23 ATOM 173 CA VAL B 174 75.716 70.931 134.443 1.00 72.42 ATOM 174 CA ARG B 175 74.314 74.031 136.149 1.00 89.79 ATOM 175 CA GLU B 176 73.217 72.592 139.500 1.00 78.82 ATOM 176 CA ALA B 177 76.612 70.887 139.483 1.00 70.78 ATOM 177 CA ARG B 178 79.042 73.781 139.109 1.00 69.15 ATOM 178 CA LYS B 179 76.794 75.964 141.269 1.00 70.78 ATOM 179 CA LEU B 180 77.631 73.608 144.131 1.00 71.04 ATOM 180 CA PHE B 181 81.305 73.560 143.158 1.00 81.85 ATOM 181 CA ILE B 182 81.278 70.092 141.616 1.00 75.24 ATOM 182 CA PRO B 183 83.660 69.375 138.721 1.00 67.70 ATOM 183 CA VAL B 184 81.396 68.628 135.756 1.00 70.24 ATOM 184 CA ILE B 185 82.810 66.063 133.325 1.00 82.44 ATOM 185 CA ALA B 186 80.915 65.753 130.030 1.00 76.36 ATOM 186 CA LEU B 187 81.214 64.700 126.382 1.00 86.90 ATOM 187 CA ALA B 188 80.728 68.016 124.573 1.00100.19 ATOM 188 CA ASP B 189 81.310 68.793 120.889 1.00109.74 ATOM 189 CA THR B 190 81.121 71.829 118.609 1.00106.93 ATOM 190 CA ASP B 191 77.507 72.656 119.460 1.00114.80 ATOM 191 CA SER B 192 78.205 72.642 123.204 1.00112.47 ATOM 192 CA ASP B 193 79.693 74.759 125.991 1.00106.44 ATOM 193 CA PRO B 194 83.343 73.661 126.371 1.00 85.59 ATOM 194 CA ASP B 195 83.444 76.499 128.889 1.00101.65 ATOM 195 CA LEU B 196 80.802 75.131 131.246 1.00 77.41 ATOM 196 CA VAL B 197 82.125 71.568 131.097 1.00 87.05 ATOM 197 CA ASP B 198 84.713 71.161 133.861 1.00 87.65 ATOM 198 CA TYR B 199 86.779 68.255 132.523 1.00 83.45 ATOM 199 CA ILE B 200 85.927 67.547 128.884 1.00124.28 ATOM 200 CA ILE B 201 86.078 64.515 126.594 1.00108.44 ATOM 201 CA PRO B 202 85.473 66.016 123.079 1.00 88.32 ATOM 202 CA GLY B 203 83.925 62.842 121.696 1.00 98.30 ATOM 203 CA ASN B 204 80.616 62.723 119.840 1.00119.52 ATOM 204 CA ASP B 205 77.776 64.020 122.006 1.00126.15 ATOM 205 CA ASP B 206 75.514 61.674 120.073 1.00157.74 ATOM 206 CA ALA B 207 76.677 58.340 118.617 1.00130.20 ATOM 207 CA ILE B 208 76.184 55.182 120.689 1.00131.44 ATOM 208 CA ARG B 209 79.607 53.693 119.933 1.00126.06 ATOM 209 CA SER B 210 81.783 56.684 120.842 1.00115.73 ATOM 210 CA ILE B 211 79.715 56.911 124.018 1.00106.57 ATOM 211 CA GLN B 212 80.308 53.265 124.908 1.00111.65 ATOM 212 CA LEU B 213 83.987 53.785 124.064 1.00105.02 ATOM 213 CA ILE B 214 84.483 56.952 126.093 1.00 93.97 ATOM 214 CA LEU B 215 82.220 56.072 129.022 1.00 87.22 ATOM 215 CA SER B 216 83.469 52.476 129.312 1.00108.65 ATOM 216 CA ARG B 217 87.113 53.529 129.524 1.00102.88 ATOM 217 CA ALA B 218 85.975 56.131 132.039 1.00100.97 ATOM 218 CA VAL B 219 84.549 53.115 133.847 1.00102.31 ATOM 219 CA ASP B 220 87.554 50.840 133.342 1.00123.45 ATOM 220 CA LEU B 221 90.021 53.559 134.335 1.00 95.49 ATOM 221 CA ILE B 222 88.027 53.680 137.570 1.00 99.02 ATOM 222 CA ILE B 223 87.826 49.939 138.209 1.00109.29 ATOM 223 CA GLN B 224 91.519 49.613 137.359 1.00115.80 ATOM 224 CA ALA B 225 92.211 52.132 140.125 1.00105.69 ATOM 225 CA ARG B 226 95.510 50.847 141.537 1.00136.75 ATOM 226 CA GLY B 227 95.669 47.225 140.397 1.00151.22 ATOM 227 CA GLY B 228 96.472 43.656 141.359 1.00165.37 ATOM 228 CA VAL B 229 97.578 40.292 139.974 1.00182.08 ATOM 229 CA VAL B 230 94.768 37.989 138.797 1.00170.59 ATOM 230 CA GLU B 231 95.970 37.122 135.290 1.00181.31 ATOM 231 CA PRO B 232 93.323 34.626 134.105 1.00169.70 ATOM 232 CA SER B 233 91.462 37.285 132.089 1.00160.25 ATOM 233 CA PRO B 234 87.641 37.321 131.608 1.00146.07 ATOM 234 CA SER B 235 85.370 34.687 130.063 1.00147.74 ATOM 235 CA TYR B 236 83.428 35.269 126.848 1.00148.31 ATOM 236 CA ALA B 237 79.666 34.616 126.669 1.00138.67 ATOM 237 CA LEU B 238 79.269 34.525 130.448 1.00153.72 ATOM 238 CA VAL B 239 79.633 38.290 130.846 1.00140.74 ATOM 239 CA GLN B 240 76.275 38.546 132.592 1.00145.05 ATOM 240 CA GLU B 241 77.671 40.051 135.790 1.00138.77 ATOM 241 CA ALA B 242 78.130 43.222 133.763 1.00115.83 ATOM 242 CA GLU B 243 74.353 43.031 134.256 1.00135.90 ATOM 243 CA ALA B 244 73.205 41.704 130.873 1.00137.93 ATOM 244 CA THR B 245 69.503 40.805 131.079 1.00131.28 ATOM 245 CA GLU B 246 69.567 39.084 134.473 1.00128.80 ATOM 246 CA THR B 247 66.442 37.186 135.573 1.00126.26 ATOM 247 CA PRO B 248 62.980 38.151 134.184 1.00123.82 ATOM 248 CA GLU B 249 59.650 38.647 135.983 1.00123.82 ATOM 249 CA GLY B 250 56.597 37.522 134.041 1.00123.82 TER