HEADER ELECTRON TRANSPORT 31-DEC-69 1C53 TITLE S-CLASS CYTOCHROMES C HAVE A VARIETY OF FOLDING PATTERNS: STRUCTURE TITLE 2 OF CYTOCHROME C-553 FROM DESULFOVIBRIO VULGARIS DETERMINED BY THE TITLE 3 MULTI-WAVELENGTH ANOMALOUS DISPERSION METHOD COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME C553; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; EXPDTA X-RAY DIFFRACTION REMARK 2 RESOLUTION. 1.80 ANGSTORMS DBREF 1C53 A 1 79 UNP P00120 CY553_DESVM 24 102 SEQRES 1 A 79 ALA ASP GLY ALA ALA LEU TYR LYS SER CYS VAL GLY CYS SEQRES 2 A 79 HIS GLY ALA ASP GLY SER LYS GLN ALA MET GLY VAL GLY SEQRES 3 A 79 HIS ALA VAL LYS GLY GLN LYS ALA ASP GLU LEU PHE LYS SEQRES 4 A 79 LYS LEU LYS GLY TYR ALA ASP GLY SER TYR GLY GLY GLU SEQRES 5 A 79 LYS LYS ALA VAL MET THR ASN LEU VAL LYS ARG TYR SER SEQRES 6 A 79 ASP GLU GLU MET LYS ALA MET ALA ASP TYR MET SER LYS SEQRES 7 A 79 LEU ATOM 1 CA ALA A 1 15.906 -0.030 33.483 1.00 21.30 ATOM 2 CA ASP A 2 18.534 -2.666 34.083 1.00 12.53 ATOM 3 CA GLY A 3 20.232 -3.640 30.813 1.00 18.42 ATOM 4 CA ALA A 4 21.613 -6.875 32.192 1.00 19.17 ATOM 5 CA ALA A 5 18.275 -8.120 33.522 1.00 17.10 ATOM 6 CA LEU A 6 16.393 -7.100 30.333 1.00 15.26 ATOM 7 CA TYR A 7 18.953 -8.834 28.134 1.00 13.56 ATOM 8 CA LYS A 8 18.049 -12.172 29.692 1.00 17.08 ATOM 9 CA SER A 9 15.089 -12.392 27.290 1.00 10.41 ATOM 10 CA CYS A 10 17.609 -12.058 24.377 1.00 12.82 ATOM 11 CA VAL A 11 20.141 -14.756 25.173 1.00 19.64 ATOM 12 CA GLY A 12 18.288 -17.613 23.386 1.00 22.86 ATOM 13 CA CYS A 13 19.124 -16.081 19.978 1.00 22.84 ATOM 14 CA HIS A 14 21.977 -13.606 20.580 1.00 11.39 ATOM 15 CA GLY A 15 24.046 -15.641 23.058 1.00 34.01 ATOM 16 CA ALA A 16 25.309 -14.678 26.518 1.00 23.39 ATOM 17 CA ASP A 17 28.313 -12.808 25.173 1.00 23.88 ATOM 18 CA GLY A 18 26.273 -11.451 22.251 1.00 23.66 ATOM 19 CA SER A 19 28.472 -13.130 19.622 1.00 24.28 ATOM 20 CA LYS A 20 25.774 -15.198 17.918 1.00 33.12 ATOM 21 CA GLN A 21 24.484 -14.577 14.410 1.00 25.81 ATOM 22 CA ALA A 22 20.784 -14.721 15.303 1.00 27.56 ATOM 23 CA MET A 23 18.940 -17.400 13.429 1.00 21.84 ATOM 24 CA GLY A 24 21.939 -17.440 11.058 1.00 31.45 ATOM 25 CA VAL A 25 21.209 -13.969 9.584 1.00 22.27 ATOM 26 CA GLY A 26 22.852 -10.604 10.013 1.00 15.93 ATOM 27 CA HIS A 27 25.210 -9.156 12.574 1.00 15.61 ATOM 28 CA ALA A 28 26.099 -10.148 16.179 1.00 16.76 ATOM 29 CA VAL A 29 25.429 -7.435 18.756 1.00 19.47 ATOM 30 CA LYS A 30 28.898 -7.856 20.356 1.00 22.38 ATOM 31 CA GLY A 31 31.371 -5.108 19.488 1.00 35.23 ATOM 32 CA GLN A 32 28.861 -2.494 18.450 1.00 13.86 ATOM 33 CA LYS A 33 28.535 0.905 20.082 1.00 34.52 ATOM 34 CA ALA A 34 25.543 1.718 22.299 1.00 28.09 ATOM 35 CA ASP A 35 24.312 4.532 20.008 1.00 38.23 ATOM 36 CA GLU A 36 24.460 2.228 17.013 1.00 26.41 ATOM 37 CA LEU A 37 22.646 -0.625 18.811 1.00 20.78 ATOM 38 CA PHE A 38 20.013 1.827 20.070 1.00 18.45 ATOM 39 CA LYS A 39 19.320 3.208 16.563 1.00 15.62 ATOM 40 CA LYS A 40 18.886 -0.377 15.335 1.00 13.14 ATOM 41 CA LEU A 41 16.352 -1.300 18.017 1.00 15.01 ATOM 42 CA LYS A 42 14.476 1.882 17.234 1.00 20.03 ATOM 43 CA GLY A 43 14.772 0.919 13.510 1.00 19.05 ATOM 44 CA TYR A 44 13.112 -2.450 14.096 1.00 22.89 ATOM 45 CA ALA A 45 10.145 -0.855 15.920 1.00 44.81 ATOM 46 CA ASP A 46 9.586 1.904 13.373 1.00 42.36 ATOM 47 CA GLY A 47 10.139 -0.740 10.666 1.00 30.91 ATOM 48 CA SER A 48 13.064 1.188 9.099 1.00 21.36 ATOM 49 CA TYR A 49 16.001 -1.165 9.918 1.00 27.09 ATOM 50 CA GLY A 50 16.400 -4.876 9.154 1.00 13.12 ATOM 51 CA GLY A 51 17.276 -7.900 6.986 1.00 16.12 ATOM 52 CA GLU A 52 15.236 -10.879 5.972 1.00 19.22 ATOM 53 CA LYS A 53 14.084 -11.895 9.471 1.00 18.90 ATOM 54 CA LYS A 54 13.431 -8.339 10.636 1.00 20.70 ATOM 55 CA ALA A 55 9.818 -9.089 11.695 1.00 26.44 ATOM 56 CA VAL A 56 11.176 -11.396 14.400 1.00 28.83 ATOM 57 CA MET A 57 12.793 -8.324 16.058 1.00 11.87 ATOM 58 CA THR A 58 9.877 -6.036 15.360 1.00 17.41 ATOM 59 CA ASN A 59 7.484 -8.303 17.253 1.00 15.51 ATOM 60 CA LEU A 60 9.860 -8.027 20.265 1.00 16.81 ATOM 61 CA VAL A 61 11.159 -4.472 20.489 1.00 20.95 ATOM 62 CA LYS A 62 7.650 -3.020 20.429 1.00 21.67 ATOM 63 CA ARG A 63 7.264 -4.546 23.938 1.00 14.65 ATOM 64 CA TYR A 64 9.968 -2.239 25.328 1.00 18.90 ATOM 65 CA SER A 65 10.301 1.424 26.122 1.00 13.11 ATOM 66 CA ASP A 66 12.928 3.736 24.733 1.00 15.52 ATOM 67 CA GLU A 67 14.741 3.819 28.113 1.00 20.16 ATOM 68 CA GLU A 68 14.713 0.033 28.220 1.00 13.15 ATOM 69 CA MET A 69 16.179 -0.135 24.687 1.00 17.42 ATOM 70 CA LYS A 70 18.870 2.352 25.659 1.00 19.94 ATOM 71 CA ALA A 71 19.726 0.239 28.704 1.00 14.74 ATOM 72 CA MET A 72 19.917 -2.973 26.634 1.00 15.21 ATOM 73 CA ALA A 73 22.078 -1.044 24.071 1.00 16.60 ATOM 74 CA ASP A 74 24.335 0.077 26.893 1.00 20.55 ATOM 75 CA TYR A 75 24.702 -3.523 28.161 1.00 16.43 ATOM 76 CA MET A 76 25.254 -5.103 24.699 1.00 23.37 ATOM 77 CA SER A 77 27.925 -2.540 23.956 1.00 14.70 ATOM 78 CA LYS A 78 29.886 -3.818 26.956 1.00 26.05 ATOM 79 CA LEU A 79 29.642 -7.515 26.112 1.00 17.69 ATOM 80 CHA HEM A 80 18.797 -8.681 15.302 1.00 13.85 ATOM 81 CHB HEM A 80 18.880 -7.168 19.912 1.00 10.68 ATOM 82 CHC HEM A 80 15.896 -10.764 20.980 1.00 11.52 ATOM 83 CHD HEM A 80 16.623 -12.751 16.636 1.00 24.40 ATOM 84 C1A HEM A 80 19.081 -7.918 16.420 1.00 24.53 ATOM 85 C2A HEM A 80 19.821 -6.717 16.477 1.00 21.67 ATOM 86 C3A HEM A 80 19.847 -6.292 17.760 1.00 17.75 ATOM 87 C4A HEM A 80 19.111 -7.242 18.539 1.00 34.42 ATOM 88 CMA HEM A 80 20.530 -5.033 18.318 1.00 15.28 ATOM 89 CAA HEM A 80 20.539 -6.021 15.278 1.00 13.90 ATOM 90 CBA HEM A 80 21.998 -6.387 15.054 1.00 13.40 ATOM 91 CGA HEM A 80 22.592 -5.649 13.829 1.00 14.59 ATOM 92 O1A HEM A 80 23.604 -4.974 13.963 1.00 19.69 ATOM 93 O2A HEM A 80 21.828 -5.816 12.826 1.00 19.97 ATOM 94 C1B HEM A 80 17.989 -7.972 20.560 1.00 10.45 ATOM 95 C2B HEM A 80 17.568 -7.781 22.022 1.00 7.57 ATOM 96 C3B HEM A 80 16.707 -8.762 22.273 1.00 11.33 ATOM 97 C4B HEM A 80 16.597 -9.616 21.090 1.00 14.76 ATOM 98 CMB HEM A 80 18.126 -6.579 22.780 1.00 8.28 ATOM 99 CAB HEM A 80 15.974 -9.017 23.667 1.00 11.94 ATOM 100 CBB HEM A 80 15.060 -8.010 23.958 1.00 9.15 ATOM 101 C1C HEM A 80 15.937 -11.669 19.952 1.00 19.32 ATOM 102 C2C HEM A 80 15.382 -12.973 19.990 1.00 23.62 ATOM 103 C3C HEM A 80 15.543 -13.520 18.779 1.00 24.28 ATOM 104 C4C HEM A 80 16.234 -12.563 17.953 1.00 23.11 ATOM 105 CMC HEM A 80 14.669 -13.574 21.240 1.00 13.86 ATOM 106 CAC HEM A 80 15.211 -14.977 18.358 1.00 15.78 ATOM 107 CBC HEM A 80 13.924 -15.342 18.158 1.00 25.30 ATOM 108 C1D HEM A 80 17.168 -11.764 15.859 1.00 12.06 ATOM 109 C2D HEM A 80 17.282 -11.782 14.353 1.00 14.02 ATOM 110 C3D HEM A 80 17.909 -10.686 14.022 1.00 22.18 ATOM 111 C4D HEM A 80 18.182 -9.884 15.209 1.00 16.22 ATOM 112 CMD HEM A 80 16.756 -13.022 13.581 1.00 10.24 ATOM 113 CAD HEM A 80 18.179 -10.157 12.560 1.00 13.49 ATOM 114 CBD HEM A 80 16.805 -9.669 12.021 1.00 8.67 ATOM 115 CGD HEM A 80 17.012 -9.056 10.624 1.00 19.61 ATOM 116 O1D HEM A 80 16.820 -9.815 9.650 1.00 22.36 ATOM 117 O2D HEM A 80 17.365 -7.883 10.622 1.00 19.29 ATOM 118 NA HEM A 80 18.630 -8.269 17.731 1.00 14.45 ATOM 119 NB HEM A 80 17.396 -9.083 20.147 1.00 10.43 ATOM 120 NC HEM A 80 16.504 -11.399 18.663 1.00 18.00 ATOM 121 ND HEM A 80 17.751 -10.609 16.275 1.00 12.94 ATOM 122 FE HEM A 80 17.525 -9.798 18.168 1.00 14.99 TER