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: 20; COMPND 2 MOLECULE: 30S RIBOSOMAL PROTEIN S20; COMPND 3 CHAIN: T; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 4.20 ANGSTORMS DBREF 1I96 T 2 106 GB 11125386 CAC15067 2 106 SEQRES 1 T 99 ARG ASN LEU SER ALA LEU LYS ARG HIS ARG GLN SER LEU SEQRES 2 T 99 LYS ARG ARG LEU ARG ASN LYS ALA LYS LYS SER ALA ILE SEQRES 3 T 99 LYS THR LEU SER LYS LYS ALA ILE GLN LEU ALA GLN GLU SEQRES 4 T 99 GLY LYS ALA GLU GLU ALA LEU LYS ILE MET ARG LYS ALA SEQRES 5 T 99 GLU SER LEU ILE ASP LYS ALA ALA LYS GLY SER THR LEU SEQRES 6 T 99 HIS LYS ASN ALA ALA ALA ARG ARG LYS SER ARG LEU MET SEQRES 7 T 99 ARG LYS VAL ARG GLN LEU LEU GLU ALA ALA GLY ALA PRO SEQRES 8 T 99 LEU ILE GLY GLY GLY LEU SER ALA ATOM 1 CA ARG T 7 79.070 180.268 160.704 1.00128.66 ATOM 2 CA ASN T 8 82.261 182.344 160.539 1.00140.83 ATOM 3 CA LEU T 9 84.822 179.524 160.229 1.00 96.40 ATOM 4 CA SER T 10 87.245 182.178 158.912 1.00 82.58 ATOM 5 CA ALA T 11 88.438 180.062 155.985 1.00102.45 ATOM 6 CA LEU T 12 86.952 182.682 153.680 1.00 80.39 ATOM 7 CA LYS T 13 90.373 184.318 153.880 1.00 82.44 ATOM 8 CA ARG T 14 91.546 181.686 151.411 1.00 72.11 ATOM 9 CA HIS T 15 88.809 182.651 148.982 1.00 73.82 ATOM 10 CA ARG T 16 89.871 186.193 149.888 1.00 69.03 ATOM 11 CA GLN T 17 93.517 185.515 148.948 1.00 80.01 ATOM 12 CA SER T 18 92.895 183.441 145.785 1.00 78.33 ATOM 13 CA LEU T 19 90.851 186.193 144.104 1.00 80.01 ATOM 14 CA LYS T 20 93.865 188.448 144.655 1.00 82.10 ATOM 15 CA ARG T 21 95.903 185.753 142.921 1.00 70.79 ATOM 16 CA ARG T 22 93.159 185.250 140.345 1.00 85.52 ATOM 17 CA LEU T 23 93.627 188.818 139.133 1.00 96.01 ATOM 18 CA ARG T 24 97.388 188.428 139.553 1.00 99.60 ATOM 19 CA ASN T 25 97.918 185.336 137.409 1.00 80.55 ATOM 20 CA LYS T 26 95.125 186.136 134.944 1.00 91.57 ATOM 21 CA ALA T 27 97.041 189.290 134.004 1.00 75.92 ATOM 22 CA LYS T 28 100.567 187.859 133.774 1.00 79.37 ATOM 23 CA LYS T 29 99.389 185.085 131.451 1.00 83.37 ATOM 24 CA SER T 30 97.256 187.271 129.183 1.00 92.09 ATOM 25 CA ALA T 31 100.369 189.438 128.960 1.00 71.31 ATOM 26 CA ILE T 32 102.503 186.496 127.851 1.00 76.88 ATOM 27 CA LYS T 33 99.776 185.587 125.365 1.00 87.02 ATOM 28 CA THR T 34 99.496 189.041 123.790 1.00 87.11 ATOM 29 CA LEU T 35 103.254 189.635 123.650 1.00 83.14 ATOM 30 CA SER T 36 103.620 186.141 122.182 1.00 81.81 ATOM 31 CA LYS T 37 101.017 186.473 119.425 1.00 89.46 ATOM 32 CA LYS T 38 102.286 189.981 118.689 1.00109.90 ATOM 33 CA ALA T 39 105.834 188.606 118.520 1.00 93.91 ATOM 34 CA ILE T 40 104.589 186.129 115.920 1.00 84.51 ATOM 35 CA GLN T 41 102.752 188.481 113.549 1.00107.96 ATOM 36 CA LEU T 42 105.921 190.496 112.953 1.00104.91 ATOM 37 CA ALA T 43 107.971 187.355 112.320 1.00 98.58 ATOM 38 CA GLN T 44 105.168 186.172 110.040 1.00111.46 ATOM 39 CA GLU T 45 105.223 189.376 107.992 1.00120.81 ATOM 40 CA GLY T 46 109.005 189.554 107.840 1.00107.88 ATOM 41 CA LYS T 47 110.070 192.390 110.139 1.00104.95 ATOM 42 CA ALA T 48 113.013 190.452 111.592 1.00117.56 ATOM 43 CA GLU T 49 114.379 192.252 114.666 1.00124.58 ATOM 44 CA GLU T 50 111.088 193.905 115.629 1.00136.34 ATOM 45 CA ALA T 51 109.903 190.323 116.121 1.00102.74 ATOM 46 CA LEU T 52 113.018 189.029 117.870 1.00 93.01 ATOM 47 CA LYS T 53 113.061 192.126 120.078 1.00111.35 ATOM 48 CA ILE T 54 109.579 191.226 121.297 1.00 88.66 ATOM 49 CA MET T 55 110.419 187.524 121.477 1.00 86.53 ATOM 50 CA ARG T 56 112.934 188.317 124.217 1.00 98.95 ATOM 51 CA LYS T 57 110.297 190.218 126.190 1.00 96.98 ATOM 52 CA ALA T 58 107.657 187.545 125.635 1.00 83.31 ATOM 53 CA GLU T 59 110.162 184.756 126.265 1.00 79.91 ATOM 54 CA SER T 60 111.120 186.509 129.497 1.00 84.78 ATOM 55 CA LEU T 61 107.557 187.228 130.643 1.00 81.56 ATOM 56 CA ILE T 62 107.005 183.478 130.473 1.00 73.69 ATOM 57 CA ASP T 63 109.965 182.402 132.607 1.00102.04 ATOM 58 CA LYS T 64 108.980 185.224 134.959 1.00 96.00 ATOM 59 CA ALA T 65 105.362 184.155 135.402 1.00 91.48 ATOM 60 CA ALA T 66 106.782 180.646 135.692 1.00 72.48 ATOM 61 CA LYS T 67 109.136 181.830 138.435 1.00108.22 ATOM 62 CA GLY T 68 106.157 181.917 140.779 1.00 93.74 ATOM 63 CA SER T 69 103.044 179.785 140.358 1.00 79.21 ATOM 64 CA THR T 70 101.432 181.269 137.250 1.00 85.19 ATOM 65 CA LEU T 71 102.774 178.641 134.860 1.00 85.10 ATOM 66 CA HIS T 72 105.789 177.104 136.601 1.00115.98 ATOM 67 CA LYS T 73 107.079 173.685 135.541 1.00 96.90 ATOM 68 CA ASN T 74 107.406 173.069 131.817 1.00 89.03 ATOM 69 CA ALA T 75 104.482 175.405 131.195 1.00 87.21 ATOM 70 CA ALA T 76 107.568 177.518 130.587 1.00 91.20 ATOM 71 CA ALA T 77 108.955 174.826 128.269 1.00 79.41 ATOM 72 CA ARG T 78 106.198 174.676 125.639 1.00 88.17 ATOM 73 CA ARG T 79 105.501 178.403 125.234 1.00 94.37 ATOM 74 CA LYS T 80 109.207 179.058 124.682 1.00 88.76 ATOM 75 CA SER T 81 110.037 176.042 122.514 1.00 80.32 ATOM 76 CA ARG T 82 106.784 176.535 120.621 1.00116.02 ATOM 77 CA LEU T 83 107.105 180.304 120.186 1.00 86.10 ATOM 78 CA MET T 84 110.818 180.106 119.375 1.00100.21 ATOM 79 CA ARG T 85 109.565 178.001 116.466 1.00116.26 ATOM 80 CA LYS T 86 106.502 179.744 115.050 1.00109.49 ATOM 81 CA VAL T 87 108.904 182.668 114.769 1.00 96.79 ATOM 82 CA ARG T 88 112.176 181.172 113.507 1.00 98.20 ATOM 83 CA GLN T 89 110.009 179.307 111.003 1.00112.17 ATOM 84 CA LEU T 90 107.798 182.273 110.105 1.00 98.71 ATOM 85 CA LEU T 91 111.111 184.036 109.602 1.00100.57 ATOM 86 CA GLU T 92 111.825 181.488 106.887 1.00112.27 ATOM 87 CA ALA T 93 110.733 184.016 104.291 1.00104.66 ATOM 88 CA ALA T 94 114.221 185.467 103.886 1.00126.64 ATOM 89 CA GLY T 95 115.021 187.169 107.177 1.00123.48 ATOM 90 CA ALA T 96 118.542 186.460 108.425 1.00125.18 ATOM 91 CA PRO T 97 118.356 186.938 112.225 1.00138.33 ATOM 92 CA LEU T 98 120.413 190.098 112.721 1.00140.95 ATOM 93 CA ILE T 99 119.806 190.426 116.458 1.00195.99 ATOM 94 CA GLY T 100 119.145 186.699 116.656 1.00178.74 ATOM 95 CA GLY T 101 118.262 187.307 120.282 1.00172.76 ATOM 96 CA GLY T 102 116.149 184.489 121.649 1.00166.58 ATOM 97 CA LEU T 103 117.305 182.348 118.729 1.00107.36 ATOM 98 CA SER T 104 120.690 180.627 118.927 1.00107.21 ATOM 99 CA ALA T 105 121.631 180.414 115.254 1.00116.75 TER