HEADER RIBOSOME 31-AUG-04 1XBP TITLE Inhibition of peptide bond formation by pleuromutilins: The structure TITLE 2 of the 50S ribosomal subunit from Deinococcus radiodurans in complex TITLE 3 with Tiamulin COMPND MOL_ID: 20; COMPND 2 MOLECULE: 50S ribosomal protein L23; COMPND 3 CHAIN: R; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 3.50 ANGSTORMS DBREF 1XBP R 2 95 UNP Q9RXK0 RL23_DEIRA 1 94 SEQRES 1 R 93 SER HIS TYR ASP ILE LEU GLN ALA PRO VAL ILE SER GLU SEQRES 2 R 93 LYS ALA TYR SER ALA MET GLU ARG GLY VAL TYR SER PHE SEQRES 3 R 93 TRP VAL SER PRO LYS ALA THR LYS THR GLU ILE LYS ASP SEQRES 4 R 93 ALA ILE GLN GLN ALA PHE GLY VAL ARG VAL ILE GLY ILE SEQRES 5 R 93 SER THR MET ASN VAL PRO GLY LYS ARG LYS ARG VAL GLY SEQRES 6 R 93 ARG PHE ILE GLY GLN ARG ASN ASP ARG LYS LYS ALA ILE SEQRES 7 R 93 VAL ARG LEU ALA GLU GLY GLN SER ILE GLU ALA LEU ALA SEQRES 8 R 93 GLY GLN ATOM 1 CA SER R 2 -10.978 174.199 145.313 1.00 59.53 ATOM 2 CA HIS R 3 -11.775 172.631 148.686 1.00 41.15 ATOM 3 CA TYR R 4 -12.959 169.144 147.873 1.00 48.82 ATOM 4 CA ASP R 5 -10.337 168.984 145.135 1.00 43.88 ATOM 5 CA ILE R 6 -6.840 167.511 145.793 1.00 43.64 ATOM 6 CA LEU R 7 -8.279 164.889 148.228 1.00 39.43 ATOM 7 CA GLN R 8 -8.488 161.493 146.546 1.00 39.90 ATOM 8 CA ALA R 9 -9.983 159.048 148.985 1.00 39.24 ATOM 9 CA PRO R 10 -10.070 157.675 152.546 1.00 38.83 ATOM 10 CA VAL R 11 -7.476 155.130 153.813 1.00 38.13 ATOM 11 CA ILE R 12 -9.069 152.027 155.306 1.00 37.49 ATOM 12 CA SER R 13 -6.195 150.131 156.891 1.00 36.59 ATOM 13 CA GLU R 14 -5.943 148.246 160.174 1.00 35.73 ATOM 14 CA LYS R 15 -3.410 150.910 161.034 1.00 35.19 ATOM 15 CA ALA R 16 -5.048 153.924 159.414 1.00 34.81 ATOM 16 CA TYR R 17 -8.419 153.439 161.124 1.00 34.20 ATOM 17 CA SER R 18 -6.453 152.980 164.288 1.00 33.25 ATOM 18 CA ALA R 19 -5.458 156.626 163.765 1.00 31.81 ATOM 19 CA MET R 20 -9.202 157.121 163.464 1.00 29.92 ATOM 20 CA GLU R 21 -9.596 157.173 167.257 1.00 27.87 ATOM 21 CA ARG R 22 -6.868 159.615 168.303 1.00 25.77 ATOM 22 CA GLY R 23 -6.377 162.793 166.368 1.00 23.75 ATOM 23 CA VAL R 24 -5.146 162.113 162.877 1.00 21.86 ATOM 24 CA TYR R 25 -7.379 161.389 159.929 1.00 20.34 ATOM 25 CA SER R 26 -5.329 159.744 157.140 1.00 18.94 ATOM 26 CA PHE R 27 -6.701 160.631 153.698 1.00 17.71 ATOM 27 CA TRP R 28 -4.961 160.001 150.354 1.00 17.34 ATOM 28 CA VAL R 29 -4.446 163.393 148.676 1.00 17.34 ATOM 29 CA SER R 30 -3.442 164.994 145.363 1.00 17.34 ATOM 30 CA PRO R 31 0.126 164.128 144.370 1.00 17.34 ATOM 31 CA LYS R 32 0.383 167.764 143.397 1.00 17.34 ATOM 32 CA ALA R 33 -1.362 169.641 146.160 1.00 17.34 ATOM 33 CA THR R 34 1.233 170.763 148.703 1.00 17.34 ATOM 34 CA LYS R 35 0.153 171.052 152.338 1.00 17.34 ATOM 35 CA THR R 36 -0.460 174.807 151.895 1.00 17.34 ATOM 36 CA GLU R 37 -3.033 173.543 149.395 1.00 17.34 ATOM 37 CA ILE R 38 -4.123 170.567 151.526 1.00 17.34 ATOM 38 CA LYS R 39 -4.545 172.039 154.974 1.00 17.48 ATOM 39 CA ASP R 40 -6.774 174.815 153.687 1.00 18.97 ATOM 40 CA ALA R 41 -8.654 172.051 151.851 1.00 20.96 ATOM 41 CA ILE R 42 -8.908 169.464 154.595 1.00 23.24 ATOM 42 CA GLN R 43 -10.662 172.294 156.453 1.00 25.67 ATOM 43 CA GLN R 44 -13.047 174.170 154.203 1.00 28.42 ATOM 44 CA ALA R 45 -14.574 170.949 152.765 1.00 31.50 ATOM 45 CA PHE R 46 -13.642 168.481 155.527 1.00 34.55 ATOM 46 CA GLY R 47 -14.254 171.185 158.145 1.00 37.33 ATOM 47 CA VAL R 48 -11.287 170.562 160.503 1.00 40.09 ATOM 48 CA ARG R 49 -8.362 172.769 161.657 1.00 42.52 ATOM 49 CA VAL R 50 -5.058 170.841 161.424 1.00 44.33 ATOM 50 CA ILE R 51 -1.965 171.660 163.513 1.00 45.19 ATOM 51 CA GLY R 52 0.634 169.082 162.394 1.00 45.26 ATOM 52 CA ILE R 53 0.622 168.897 158.556 1.00 44.36 ATOM 53 CA SER R 54 1.396 165.418 157.166 1.00 42.60 ATOM 54 CA THR R 55 1.300 164.376 153.492 1.00 40.23 ATOM 55 CA MET R 56 2.309 161.204 151.711 1.00 37.59 ATOM 56 CA ASN R 57 3.035 159.772 148.188 1.00 34.68 ATOM 57 CA VAL R 58 3.909 156.043 147.736 1.00 31.62 ATOM 58 CA PRO R 59 3.420 154.242 144.366 1.00 29.27 ATOM 59 CA GLY R 60 2.257 150.716 143.420 1.00 27.87 ATOM 60 CA LYS R 61 3.109 147.926 140.937 1.00 27.55 ATOM 61 CA ARG R 62 1.411 144.798 139.612 1.00 27.55 ATOM 62 CA LYS R 63 1.173 142.404 136.679 1.00 27.78 ATOM 63 CA ARG R 64 -2.386 141.267 136.123 1.00 27.49 ATOM 64 CA VAL R 65 -1.964 138.495 133.517 1.00 26.59 ATOM 65 CA GLY R 66 1.001 137.392 131.423 1.00 25.05 ATOM 66 CA ARG R 67 0.551 140.398 129.195 1.00 23.84 ATOM 67 CA PHE R 68 4.357 140.942 129.113 1.00 22.84 ATOM 68 CA ILE R 69 3.457 144.335 130.624 1.00 22.04 ATOM 69 CA GLY R 70 2.367 145.739 133.990 1.00 21.40 ATOM 70 CA GLN R 71 3.246 149.265 135.229 1.00 20.82 ATOM 71 CA ARG R 72 2.198 151.206 138.338 1.00 20.17 ATOM 72 CA ASN R 73 -0.321 153.571 140.003 1.00 19.39 ATOM 73 CA ASP R 74 1.362 156.498 141.801 1.00 18.81 ATOM 74 CA ARG R 75 -0.396 157.211 145.120 1.00 18.29 ATOM 75 CA LYS R 76 0.099 159.891 147.806 1.00 17.88 ATOM 76 CA LYS R 77 -1.311 159.578 151.334 1.00 17.87 ATOM 77 CA ALA R 78 -1.516 162.690 153.514 1.00 18.62 ATOM 78 CA ILE R 79 -2.528 162.520 157.132 1.00 20.06 ATOM 79 CA VAL R 80 -2.867 165.917 158.816 1.00 22.00 ATOM 80 CA ARG R 81 -3.720 165.831 162.554 1.00 24.77 ATOM 81 CA LEU R 82 -6.543 168.058 163.832 1.00 28.03 ATOM 82 CA ALA R 83 -6.868 169.870 167.200 1.00 31.79 ATOM 83 CA GLU R 84 -8.978 169.084 170.314 1.00 35.53 ATOM 84 CA GLY R 85 -11.866 167.245 168.689 1.00 39.18 ATOM 85 CA GLN R 86 -14.054 168.029 165.672 1.00 42.14 ATOM 86 CA SER R 87 -13.378 164.567 164.312 1.00 44.33 ATOM 87 CA ILE R 88 -14.761 164.158 160.797 1.00 45.68 ATOM 88 CA GLU R 89 -18.441 164.879 159.958 1.00 46.54 ATOM 89 CA ALA R 90 -19.153 161.492 161.480 1.00 46.97 ATOM 90 CA LEU R 91 -16.795 159.564 159.254 1.00 47.62 ATOM 91 CA ALA R 92 -14.844 159.406 162.516 1.00 48.27 ATOM 92 CA GLY R 93 -17.212 156.885 164.060 1.00 48.86 ATOM 93 CA GLN R 94 -17.297 154.325 161.273 1.00 48.33 TER