HEADER PROTEIN TRANSPORT 03-AUG-05 2AKI TITLE Normal mode-based flexible fitted coordinates of a translocating TITLE 2 SecYEG protein-conducting channel into the cryo-EM map of a TITLE 3 SecYEG-nascent chain-70S ribosome complex from E. coli COMPND MOL_ID: 1; COMPND 2 MOLECULE: Protein-export membrane protein secG; COMPND 3 CHAIN: X, A; COMPND 4 ENGINEERED: YES; EXPDTA ELECTRON MICROSCOPY DBREF 2AKI X 1 77 UNP P33582 SECG_ECOLI 1 77 SEQRES 1 X 77 MET TYR GLU ALA LEU LEU VAL VAL PHE LEU ILE VAL ALA SEQRES 2 X 77 ILE GLY LEU VAL GLY LEU ILE MET LEU GLN GLN GLY LYS SEQRES 3 X 77 GLY ALA ASP MET GLY ALA SER PHE GLY ALA GLY ALA SER SEQRES 4 X 77 ALA THR LEU PHE GLY SER SER GLY SER GLY ASN PHE MET SEQRES 5 X 77 THR ARG MET THR ALA LEU LEU ALA THR LEU PHE PHE ILE SEQRES 6 X 77 ILE SER LEU VAL LEU GLY ASN ILE ASN SER ASN LYS ATOM 1 CA MET X 1 143.781 -26.730 51.022 1.00 15.00 ATOM 2 CA TYR X 2 145.458 -23.699 49.395 1.00 15.00 ATOM 3 CA GLU X 3 145.693 -24.682 45.711 1.00 15.00 ATOM 4 CA ALA X 4 143.259 -27.525 46.432 1.00 15.00 ATOM 5 CA LEU X 5 140.672 -24.965 47.549 1.00 15.00 ATOM 6 CA LEU X 6 140.178 -22.785 44.455 1.00 15.00 ATOM 7 CA VAL X 7 138.482 -25.735 42.735 1.00 15.00 ATOM 8 CA VAL X 8 135.756 -25.682 45.399 1.00 15.00 ATOM 9 CA PHE X 9 134.986 -21.974 44.973 1.00 15.00 ATOM 10 CA LEU X 10 135.211 -22.378 41.192 1.00 15.00 ATOM 11 CA ILE X 11 132.471 -24.989 40.787 1.00 15.00 ATOM 12 CA VAL X 12 130.258 -23.373 43.440 1.00 15.00 ATOM 13 CA ALA X 13 130.110 -20.136 41.430 1.00 15.00 ATOM 14 CA ILE X 14 129.378 -21.674 38.027 1.00 15.00 ATOM 15 CA GLY X 15 127.111 -24.020 39.969 1.00 15.00 ATOM 16 CA LEU X 16 124.688 -21.210 40.720 1.00 15.00 ATOM 17 CA VAL X 17 124.162 -20.925 36.938 1.00 15.00 ATOM 18 CA GLY X 18 122.111 -24.064 37.205 1.00 15.00 ATOM 19 CA LEU X 19 120.211 -22.558 40.174 1.00 15.00 ATOM 20 CA ILE X 20 118.449 -19.210 40.928 1.00 15.00 ATOM 21 CA MET X 21 118.074 -17.363 37.625 1.00 15.00 ATOM 22 CA LEU X 22 115.483 -19.647 36.025 1.00 15.00 ATOM 23 CA GLN X 23 113.069 -21.066 38.660 1.00 15.00 ATOM 24 CA GLN X 24 109.769 -20.401 36.842 1.00 15.00 ATOM 25 CA GLY X 25 106.584 -19.828 38.838 1.00 15.00 ATOM 26 CA LYS X 26 103.851 -17.813 37.082 1.00 15.00 ATOM 27 CA GLY X 27 102.518 -14.276 37.336 1.00 15.00 ATOM 28 CA ALA X 28 101.552 -12.548 40.557 1.00 15.00 ATOM 29 CA ASP X 29 98.119 -11.495 41.841 1.00 15.00 ATOM 30 CA MET X 30 95.689 -8.903 40.380 1.00 15.00 ATOM 31 CA GLY X 31 97.150 -9.879 37.051 1.00 15.00 ATOM 32 CA ALA X 32 96.615 -12.934 34.891 1.00 15.00 ATOM 33 CA SER X 33 94.861 -16.153 35.903 1.00 15.00 ATOM 34 CA PHE X 34 97.645 -18.754 35.571 1.00 15.00 ATOM 35 CA GLY X 35 96.743 -21.371 32.934 1.00 15.00 ATOM 36 CA ALA X 36 96.259 -25.159 32.749 1.00 15.00 ATOM 37 CA GLY X 37 93.494 -27.161 31.093 1.00 15.00 ATOM 38 CA ALA X 38 94.944 -29.944 28.942 1.00 15.00 ATOM 39 CA SER X 39 96.324 -28.143 25.879 1.00 15.00 ATOM 40 CA ALA X 40 96.205 -24.849 27.829 1.00 15.00 ATOM 41 CA THR X 41 99.567 -23.339 28.854 1.00 15.00 ATOM 42 CA LEU X 42 100.845 -19.868 27.745 1.00 15.00 ATOM 43 CA PHE X 43 99.110 -17.440 25.370 1.00 15.00 ATOM 44 CA GLY X 44 100.760 -17.554 21.979 1.00 15.00 ATOM 45 CA SER X 45 99.808 -14.250 20.322 1.00 15.00 ATOM 46 CA SER X 46 102.719 -13.140 18.101 1.00 15.00 ATOM 47 CA GLY X 47 105.665 -11.889 20.143 1.00 15.00 ATOM 48 CA SER X 48 108.058 -14.037 22.110 1.00 15.00 ATOM 49 CA GLY X 49 107.803 -15.215 25.659 1.00 15.00 ATOM 50 CA ASN X 50 109.080 -18.623 26.687 1.00 15.00 ATOM 51 CA PHE X 51 111.023 -19.023 29.920 1.00 15.00 ATOM 52 CA MET X 52 109.216 -17.322 32.833 1.00 15.00 ATOM 53 CA THR X 53 111.183 -15.883 35.822 1.00 15.00 ATOM 54 CA ARG X 54 110.715 -13.247 38.570 1.00 15.00 ATOM 55 CA MET X 55 112.198 -9.813 37.885 1.00 15.00 ATOM 56 CA THR X 56 113.018 -9.227 41.537 1.00 15.00 ATOM 57 CA ALA X 57 115.210 -12.330 41.562 1.00 15.00 ATOM 58 CA LEU X 58 116.881 -11.275 38.305 1.00 15.00 ATOM 59 CA LEU X 59 119.310 -9.163 40.343 1.00 15.00 ATOM 60 CA ALA X 60 120.102 -11.974 42.782 1.00 15.00 ATOM 61 CA THR X 61 122.328 -14.337 40.779 1.00 15.00 ATOM 62 CA LEU X 62 125.635 -12.617 41.525 1.00 15.00 ATOM 63 CA PHE X 63 124.276 -10.319 44.241 1.00 15.00 ATOM 64 CA PHE X 64 124.424 -13.472 46.369 1.00 15.00 ATOM 65 CA ILE X 65 127.722 -14.823 45.005 1.00 15.00 ATOM 66 CA ILE X 66 129.853 -12.001 46.420 1.00 15.00 ATOM 67 CA SER X 67 128.417 -12.782 49.862 1.00 15.00 ATOM 68 CA LEU X 68 129.525 -16.437 49.822 1.00 15.00 ATOM 69 CA VAL X 69 132.978 -15.837 48.310 1.00 15.00 ATOM 70 CA LEU X 70 133.858 -13.392 51.088 1.00 15.00 ATOM 71 CA GLY X 71 136.890 -15.410 52.154 1.00 15.00 ATOM 72 CA ASN X 72 139.090 -16.831 49.400 1.00 15.00 ATOM 73 CA ILE X 73 142.028 -14.531 48.708 1.00 15.00 ATOM 74 CA ASN X 74 141.602 -11.928 51.465 1.00 15.00 ATOM 75 CA SER X 75 141.215 -13.714 54.806 1.00 15.00 ATOM 76 CA ASN X 76 144.718 -13.962 56.279 1.00 15.00 ATOM 77 CA LYS X 77 144.660 -12.472 59.814 1.00 15.00 TER