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: 16; COMPND 2 MOLECULE: RIBOSOMAL PROTEIN L21E; COMPND 3 CHAIN: N; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 2.40 ANGSTORMS DBREF 1FFK N 1 95 UNP P12734 RL21_HALMA 1 95 SEQRES 1 N 95 PRO SER SER ASN GLY PRO LEU GLU GLY THR ARG GLY LYS SEQRES 2 N 95 LEU LYS ASN LYS PRO ARG ASP ARG GLY THR SER PRO PRO SEQRES 3 N 95 GLN ARG ALA VAL GLU GLU PHE ASP ASP GLY GLU LYS VAL SEQRES 4 N 95 HIS LEU LYS ILE ASP PRO SER VAL PRO ASN GLY ARG PHE SEQRES 5 N 95 HIS PRO ARG PHE ASP GLY GLN THR GLY THR VAL GLU GLY SEQRES 6 N 95 LYS GLN GLY ASP ALA TYR LYS VAL ASP ILE VAL ASP GLY SEQRES 7 N 95 GLY LYS GLU LYS THR ILE ILE VAL THR ALA ALA HIS LEU SEQRES 8 N 95 ARG ARG GLN GLU ATOM 1 CA PRO N 1 63.012 75.749 93.551 1.00 34.60 ATOM 2 CA SER N 2 66.791 76.044 93.586 1.00 32.74 ATOM 3 CA SER N 3 67.044 73.876 90.485 1.00 33.57 ATOM 4 CA ASN N 4 64.605 72.643 87.864 1.00 35.81 ATOM 5 CA GLY N 5 65.519 69.068 87.044 1.00 31.74 ATOM 6 CA PRO N 6 63.083 66.109 86.791 1.00 30.05 ATOM 7 CA LEU N 7 63.756 64.992 90.361 1.00 28.98 ATOM 8 CA GLU N 8 63.242 68.362 92.045 1.00 29.02 ATOM 9 CA GLY N 9 61.322 67.755 95.254 1.00 28.52 ATOM 10 CA THR N 10 60.957 64.022 94.709 1.00 30.82 ATOM 11 CA ARG N 11 62.842 62.940 97.814 1.00 33.09 ATOM 12 CA GLY N 12 59.643 61.494 99.219 1.00 28.79 ATOM 13 CA LYS N 13 57.647 60.234 96.240 1.00 29.65 ATOM 14 CA LEU N 14 60.650 58.390 94.834 1.00 32.33 ATOM 15 CA LYS N 15 61.680 56.897 98.144 1.00 40.81 ATOM 16 CA ASN N 16 60.788 53.446 99.398 1.00 44.25 ATOM 17 CA LYS N 17 59.591 52.668 102.893 1.00 55.25 ATOM 18 CA PRO N 18 62.445 50.852 104.686 1.00 58.61 ATOM 19 CA ARG N 19 60.438 47.620 104.508 1.00 59.22 ATOM 20 CA ASP N 20 59.412 47.864 100.860 1.00 55.54 ATOM 21 CA ARG N 21 63.133 48.091 100.132 1.00 45.43 ATOM 22 CA GLY N 22 64.919 45.747 97.745 1.00 35.26 ATOM 23 CA THR N 23 63.978 44.222 94.392 1.00 34.09 ATOM 24 CA SER N 24 60.247 44.186 93.692 1.00 33.47 ATOM 25 CA PRO N 25 57.916 41.255 92.811 1.00 32.23 ATOM 26 CA PRO N 26 57.865 40.434 89.049 1.00 30.20 ATOM 27 CA GLN N 27 54.108 39.801 88.851 1.00 34.14 ATOM 28 CA ARG N 28 53.192 43.441 88.392 1.00 33.56 ATOM 29 CA ALA N 29 56.093 44.236 86.073 1.00 33.51 ATOM 30 CA VAL N 30 54.740 41.581 83.715 1.00 37.22 ATOM 31 CA GLU N 31 51.080 42.548 84.014 1.00 37.53 ATOM 32 CA GLU N 32 49.074 43.053 80.821 1.00 38.73 ATOM 33 CA PHE N 33 46.515 45.798 80.190 1.00 37.28 ATOM 34 CA ASP N 34 43.944 46.310 77.438 1.00 42.07 ATOM 35 CA ASP N 35 43.365 49.461 75.407 1.00 40.71 ATOM 36 CA GLY N 36 40.719 51.253 77.414 1.00 35.60 ATOM 37 CA GLU N 37 41.697 50.220 80.922 1.00 36.58 ATOM 38 CA LYS N 38 41.989 52.875 83.599 1.00 32.48 ATOM 39 CA VAL N 39 45.388 52.626 85.253 1.00 28.47 ATOM 40 CA HIS N 40 46.936 54.512 88.162 1.00 25.81 ATOM 41 CA LEU N 41 50.441 55.906 87.766 1.00 26.65 ATOM 42 CA LYS N 42 52.920 55.427 90.581 1.00 25.00 ATOM 43 CA ILE N 43 56.631 54.940 90.168 1.00 25.97 ATOM 44 CA ASP N 44 58.057 51.973 92.036 1.00 23.56 ATOM 45 CA PRO N 45 61.259 53.285 93.672 1.00 23.44 ATOM 46 CA SER N 46 62.852 49.857 93.234 1.00 27.62 ATOM 47 CA VAL N 47 62.365 49.804 89.455 1.00 28.62 ATOM 48 CA PRO N 48 64.700 52.148 87.489 1.00 35.20 ATOM 49 CA ASN N 49 63.126 51.619 84.066 1.00 38.79 ATOM 50 CA GLY N 50 59.946 52.394 82.204 1.00 32.96 ATOM 51 CA ARG N 51 59.483 55.388 84.470 1.00 27.27 ATOM 52 CA PHE N 52 57.768 58.654 83.635 1.00 24.77 ATOM 53 CA HIS N 53 58.137 62.208 84.904 1.00 25.51 ATOM 54 CA PRO N 54 57.551 62.352 88.697 1.00 23.76 ATOM 55 CA ARG N 55 54.913 65.041 88.213 1.00 25.52 ATOM 56 CA PHE N 56 52.458 62.490 86.927 1.00 22.47 ATOM 57 CA ASP N 57 52.711 60.324 90.020 1.00 21.97 ATOM 58 CA GLY N 58 49.156 59.879 91.263 1.00 19.50 ATOM 59 CA GLN N 59 47.507 60.249 87.853 1.00 22.71 ATOM 60 CA THR N 60 44.919 57.837 86.465 1.00 25.06 ATOM 61 CA GLY N 61 45.141 57.500 82.715 1.00 26.06 ATOM 62 CA THR N 62 43.711 55.331 79.985 1.00 26.55 ATOM 63 CA VAL N 63 45.818 52.799 78.114 1.00 32.84 ATOM 64 CA GLU N 64 45.451 53.665 74.444 1.00 43.20 ATOM 65 CA GLY N 65 48.096 51.266 73.178 1.00 38.47 ATOM 66 CA LYS N 66 51.747 50.372 73.603 1.00 38.05 ATOM 67 CA GLN N 67 55.255 50.943 72.264 1.00 34.68 ATOM 68 CA GLY N 68 57.569 47.989 72.643 1.00 32.40 ATOM 69 CA ASP N 69 57.101 46.374 76.047 1.00 32.37 ATOM 70 CA ALA N 70 55.939 49.694 77.477 1.00 30.25 ATOM 71 CA TYR N 71 52.425 51.125 77.447 1.00 32.93 ATOM 72 CA LYS N 72 51.021 54.398 76.146 1.00 32.62 ATOM 73 CA VAL N 73 48.734 55.999 78.695 1.00 29.20 ATOM 74 CA ASP N 74 46.721 59.116 77.953 1.00 29.09 ATOM 75 CA ILE N 75 46.176 61.530 80.816 1.00 27.03 ATOM 76 CA VAL N 76 45.208 65.164 81.268 1.00 30.02 ATOM 77 CA ASP N 77 47.724 67.438 83.001 1.00 31.27 ATOM 78 CA GLY N 78 45.443 70.139 84.299 1.00 33.20 ATOM 79 CA GLY N 79 43.721 70.873 81.019 1.00 32.05 ATOM 80 CA LYS N 80 46.404 69.752 78.594 1.00 32.89 ATOM 81 CA GLU N 81 46.217 66.307 77.031 1.00 34.23 ATOM 82 CA LYS N 82 49.347 64.147 77.182 1.00 27.85 ATOM 83 CA THR N 83 50.585 60.657 76.331 1.00 30.24 ATOM 84 CA ILE N 84 52.803 58.787 78.774 1.00 30.73 ATOM 85 CA ILE N 85 55.240 55.969 78.011 1.00 29.43 ATOM 86 CA VAL N 86 55.305 53.760 81.093 1.00 28.40 ATOM 87 CA THR N 87 55.801 50.085 81.919 1.00 26.18 ATOM 88 CA ALA N 88 53.521 47.821 83.942 1.00 28.75 ATOM 89 CA ALA N 89 55.993 47.987 86.818 1.00 29.41 ATOM 90 CA HIS N 90 54.608 51.441 87.587 1.00 31.59 ATOM 91 CA LEU N 91 50.948 50.795 86.763 1.00 39.66 ATOM 92 CA ARG N 92 47.847 49.514 88.597 1.00 47.44 ATOM 93 CA ARG N 93 44.249 48.811 87.528 1.00 48.35 ATOM 94 CA GLN N 94 41.410 50.937 88.867 1.00 52.69 ATOM 95 CA GLU N 95 39.636 48.606 91.304 1.00 64.67 TER