HEADER ribosome 25-JUL-00 1FFK TITLE CRYSTAL STRUCTURE OF THE LARGE RIBOSOMAL SUBUNIT FROM HALOARCULA TITLE 2 MARISMORTUI AT 2.4 ANGSTROM RESOLUTION COMPND MOL_ID: 23; COMPND 2 MOLECULE: RIBOSOMAL PROTEIN L31E; COMPND 3 CHAIN: U; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.40 ANGSTORMS DBREF 1FFK U 1 91 UNP P18138 RL31_HALMA 1 91 SEQRES 1 U 82 GLU ARG VAL VAL THR ILE PRO LEU ARG ASP ALA ARG ALA SEQRES 2 U 82 GLU PRO ASN HIS LYS ARG ALA ASP LYS ALA MET ILE LEU SEQRES 3 U 82 ILE ARG GLU HIS LEU ALA LYS HIS PHE SER VAL ASP GLU SEQRES 4 U 82 ASP ALA VAL ARG LEU ASP PRO SER ILE ASN GLU ALA ALA SEQRES 5 U 82 TRP ALA ARG GLY ARG ALA ASN THR PRO SER LYS ILE ARG SEQRES 6 U 82 VAL ARG ALA ALA ARG PHE GLU GLU GLU GLY GLU ALA ILE SEQRES 7 U 82 VAL GLU ALA GLU ATOM 1 CA GLU U 7 49.958 197.188 110.803 1.00 61.48 ATOM 2 CA ARG U 8 50.308 193.565 111.889 1.00 58.86 ATOM 3 CA VAL U 9 53.118 191.414 113.153 1.00 46.55 ATOM 4 CA VAL U 10 52.640 188.118 111.363 1.00 43.61 ATOM 5 CA THR U 11 53.984 185.240 113.398 1.00 48.01 ATOM 6 CA ILE U 12 56.015 182.895 111.245 1.00 55.83 ATOM 7 CA PRO U 13 57.619 179.711 112.653 1.00 64.11 ATOM 8 CA LEU U 14 54.307 177.888 112.699 1.00 67.59 ATOM 9 CA ARG U 15 55.160 175.779 109.700 1.00 74.84 ATOM 10 CA ASP U 16 58.572 177.151 108.926 1.00 73.24 ATOM 11 CA ALA U 17 60.883 175.939 111.656 1.00 67.87 ATOM 12 CA ARG U 18 57.585 174.297 112.310 1.00 65.67 ATOM 13 CA ALA U 19 58.096 171.663 109.581 1.00 55.80 ATOM 14 CA GLU U 20 57.527 172.189 105.834 1.00 57.16 ATOM 15 CA PRO U 21 61.310 171.204 105.962 1.00 52.79 ATOM 16 CA ASN U 22 64.125 173.706 106.023 1.00 53.35 ATOM 17 CA HIS U 23 65.094 174.131 102.403 1.00 58.84 ATOM 18 CA LYS U 24 61.547 175.267 101.850 1.00 51.09 ATOM 19 CA ARG U 25 61.347 177.912 104.565 1.00 50.84 ATOM 20 CA ALA U 26 60.042 180.729 102.386 1.00 43.16 ATOM 21 CA ASP U 27 57.487 178.925 100.322 1.00 41.27 ATOM 22 CA LYS U 28 55.948 178.185 103.695 1.00 47.07 ATOM 23 CA ALA U 29 56.259 181.701 104.983 1.00 44.20 ATOM 24 CA MET U 30 54.420 183.216 102.054 1.00 45.62 ATOM 25 CA ILE U 31 51.621 180.746 102.550 1.00 38.79 ATOM 26 CA LEU U 32 51.588 181.489 106.265 1.00 35.42 ATOM 27 CA ILE U 33 51.343 185.185 105.474 1.00 35.15 ATOM 28 CA ARG U 34 48.404 184.615 103.135 1.00 41.40 ATOM 29 CA GLU U 35 46.588 182.665 105.829 1.00 41.09 ATOM 30 CA HIS U 36 47.072 185.245 108.573 1.00 43.66 ATOM 31 CA LEU U 37 45.796 188.071 106.431 1.00 41.03 ATOM 32 CA ALA U 38 42.855 186.050 105.135 1.00 37.61 ATOM 33 CA LYS U 39 41.905 184.962 108.632 1.00 38.73 ATOM 34 CA HIS U 40 42.363 188.289 110.419 1.00 41.64 ATOM 35 CA PHE U 41 40.442 190.202 107.696 1.00 44.23 ATOM 36 CA SER U 42 37.727 187.608 107.144 1.00 48.75 ATOM 37 CA VAL U 43 38.554 187.078 103.480 1.00 47.26 ATOM 38 CA ASP U 44 39.447 184.238 101.098 1.00 51.91 ATOM 39 CA GLU U 45 43.133 183.538 100.593 1.00 53.61 ATOM 40 CA ASP U 46 42.715 184.079 96.850 1.00 54.01 ATOM 41 CA ALA U 47 41.822 187.690 97.546 1.00 48.65 ATOM 42 CA VAL U 48 45.198 188.301 99.146 1.00 45.36 ATOM 43 CA ARG U 49 47.777 190.258 97.171 1.00 48.70 ATOM 44 CA LEU U 50 51.309 190.308 98.527 1.00 42.52 ATOM 45 CA ASP U 51 53.728 192.858 97.153 1.00 43.23 ATOM 46 CA PRO U 52 57.172 191.565 96.198 1.00 41.34 ATOM 47 CA SER U 53 58.294 193.716 99.108 1.00 37.36 ATOM 48 CA ILE U 54 57.083 190.924 101.341 1.00 31.55 ATOM 49 CA ASN U 55 58.860 188.352 99.206 1.00 37.67 ATOM 50 CA GLU U 56 62.249 189.914 99.261 1.00 37.72 ATOM 51 CA ALA U 57 61.727 190.163 102.972 1.00 33.55 ATOM 52 CA ALA U 58 60.864 186.498 103.383 1.00 29.48 ATOM 53 CA TRP U 59 63.602 185.404 100.968 1.00 29.56 ATOM 54 CA ALA U 60 66.219 187.813 102.302 1.00 33.96 ATOM 55 CA ARG U 61 68.654 185.227 103.722 1.00 39.05 ATOM 56 CA GLY U 62 67.956 182.481 101.222 1.00 36.56 ATOM 57 CA ARG U 63 65.302 179.792 101.028 1.00 34.17 ATOM 58 CA ALA U 64 66.258 178.290 104.374 1.00 37.92 ATOM 59 CA ASN U 65 67.224 181.096 106.778 1.00 42.98 ATOM 60 CA THR U 66 63.837 182.771 107.115 1.00 43.32 ATOM 61 CA PRO U 67 63.012 185.311 109.871 1.00 44.16 ATOM 62 CA SER U 68 60.608 184.549 112.722 1.00 45.00 ATOM 63 CA LYS U 69 58.436 187.674 112.475 1.00 44.52 ATOM 64 CA ILE U 70 57.355 190.127 109.759 1.00 42.57 ATOM 65 CA ARG U 71 55.574 193.442 110.248 1.00 43.09 ATOM 66 CA VAL U 72 53.070 194.058 107.493 1.00 39.18 ATOM 67 CA ARG U 73 50.752 196.826 106.334 1.00 45.69 ATOM 68 CA ALA U 74 47.465 195.459 104.995 1.00 48.50 ATOM 69 CA ALA U 75 44.606 197.305 103.300 1.00 54.08 ATOM 70 CA ARG U 76 41.076 195.988 102.737 1.00 63.24 ATOM 71 CA PHE U 77 38.804 196.990 99.807 1.00 70.30 ATOM 72 CA GLU U 78 35.346 195.668 98.805 1.00 74.83 ATOM 73 CA GLU U 79 35.762 194.784 95.118 1.00 76.40 ATOM 74 CA GLU U 80 34.557 191.147 95.074 1.00 78.03 ATOM 75 CA GLY U 81 37.078 190.341 97.797 1.00 71.58 ATOM 76 CA GLU U 82 39.672 192.426 99.672 1.00 65.06 ATOM 77 CA ALA U 83 43.242 192.796 101.057 1.00 54.75 ATOM 78 CA ILE U 84 46.336 194.379 99.483 1.00 50.01 ATOM 79 CA VAL U 85 49.533 194.016 101.506 1.00 47.24 ATOM 80 CA GLU U 86 53.165 195.104 101.722 1.00 49.61 ATOM 81 CA ALA U 87 56.138 195.371 104.057 1.00 53.61 ATOM 82 CA GLU U 88 56.258 198.112 106.682 1.00 64.36 TER