0.027397 0.000000 0.003122 0.000000 0.011848 0.000000 0.000000 0.000000 0.022979 0.00000 0.00000 0.00000 Kerfeld, C.A. Sawaya, M.R. Yeates, T.O. Krogmann, D.W. http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 4 90.00 96.50 90.00 36.500 84.400 43.800 C3 H7 N O2 89.093 y ALANINE L-peptide linking C6 H15 N4 O2 1 175.209 y ARGININE L-peptide linking C4 H8 N2 O3 132.118 y ASPARAGINE L-peptide linking C4 H7 N O4 133.103 y ASPARTIC ACID L-peptide linking C3 H7 N O2 S 121.158 y CYSTEINE L-peptide linking C5 H10 N2 O3 146.144 y GLUTAMINE L-peptide linking C5 H9 N O4 147.129 y GLUTAMIC ACID L-peptide linking C2 H5 N O2 75.067 y GLYCINE peptide linking C34 H34 Fe N4 O4 618.503 HEME C non-polymer C6 H10 N3 O2 1 156.162 y HISTIDINE L-peptide linking H2 O 18.015 WATER non-polymer C6 H13 N O2 131.173 y ISOLEUCINE L-peptide linking C6 H13 N O2 131.173 y LEUCINE L-peptide linking C6 H15 N2 O2 1 147.195 y LYSINE L-peptide linking C5 H11 N O2 S 149.211 y METHIONINE L-peptide linking C9 H11 N O2 165.189 y PHENYLALANINE L-peptide linking C5 H9 N O2 115.130 y PROLINE L-peptide linking C3 H7 N O3 105.093 y SERINE L-peptide linking C4 H9 N O3 119.119 y THREONINE L-peptide linking C11 H12 N2 O2 204.225 y TRYPTOPHAN L-peptide linking C9 H11 N O3 181.189 y TYROSINE L-peptide linking C5 H11 N O2 117.146 y VALINE L-peptide linking US Biochemistry BICHAW 0033 0006-2960 40 9215 9225 10.1021/bi002679p 11478889 Structures of cytochrome c-549 and cytochrome c6 from the cyanobacterium Arthrospira maxima. 2001 NE BIOCHIM.BIOPHYS.ACTA BBACAQ 0113 0006-3002 1058 35 37 The Low-Potential Cytochrome C of Cyanobacteria and Algae 1991 NE BIOCHIM.BIOPHYS.ACTA BBACAQ 0113 0006-3002 766 317 321 10.1016/0005-2728(84)90247-0 Characterization of Cytochrome c-550 from Cyanobacteria 1984 1.000000 0.000000 0.000000 0.000000 1.000000 0.000000 0.000000 0.000000 1.000000 0.00000 0.00000 0.00000 298.0 1 IMAGE PLATE 1996-05-12 RIGAKU RAXIS SINGLE WAVELENGTH M x-ray 1 1.54 1.0 1.54 ROTATING ANODE RIGAKU RU200 14212.047 CYTOCHROME C549 2 nat polymer 618.503 HEME C 2 syn non-polymer 18.015 water 17 nat water no no LTEELRTFPINAQGDTAVLSLKEIKKGQQVFNAACAQCHALGVTRTNPDVNLSPEALALATPPRDNIAALVDYIKNPTTY DGFVEISELHPSLKSSDIFPKMRNISEDDLYNVAGYILLQPKVRGEQWG LTEELRTFPINAQGDTAVLSLKEIKKGQQVFNAACAQCHALGVTRTNPDVNLSPEALALATPPRDNIAALVDYIKNPTTY DGFVEISELHPSLKSSDIFPKMRNISEDDLYNVAGYILLQPKVRGEQWG A,B polypeptide(L) n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n n Arthrospira sample 129910 Arthrospira maxima 1 2.36 47.81 VAPOR DIFFUSION 4.5 0.4M ammonium acetate, pH 4.5, VAPOR DIFFUSION, temperature 298.0K 298.0 atom_site chem_comp entity pdbx_entity_nonpoly pdbx_nonpoly_scheme pdbx_struct_conn_angle pdbx_unobs_or_zero_occ_atoms struct_conn struct_conn_type struct_site repository Initial release Version format compliance Version format compliance Advisory Atomic model Data collection Derived calculations Non-polymer description Structure summary 1 0 2001-08-08 1 1 2008-04-27 1 2 2011-07-13 2 0 2021-03-03 _atom_site.B_iso_or_equiv _atom_site.Cartn_x _atom_site.Cartn_y _atom_site.Cartn_z _atom_site.auth_atom_id _atom_site.auth_comp_id _atom_site.label_atom_id _atom_site.label_comp_id _atom_site.type_symbol _chem_comp.formula _chem_comp.formula_weight _chem_comp.id _chem_comp.name _chem_comp.pdbx_synonyms _entity.formula_weight _entity.pdbx_description _pdbx_entity_nonpoly.comp_id _pdbx_entity_nonpoly.name _pdbx_nonpoly_scheme.mon_id _pdbx_nonpoly_scheme.pdb_mon_id _pdbx_struct_conn_angle.ptnr1_auth_comp_id _pdbx_struct_conn_angle.ptnr1_auth_seq_id _pdbx_struct_conn_angle.ptnr1_label_comp_id _pdbx_struct_conn_angle.ptnr1_label_seq_id _pdbx_struct_conn_angle.ptnr2_auth_comp_id _pdbx_struct_conn_angle.ptnr2_label_comp_id _pdbx_struct_conn_angle.ptnr3_auth_comp_id _pdbx_struct_conn_angle.ptnr3_auth_seq_id _pdbx_struct_conn_angle.ptnr3_label_comp_id _pdbx_struct_conn_angle.ptnr3_label_seq_id _pdbx_struct_conn_angle.value _struct_conn.conn_type_id _struct_conn.id _struct_conn.pdbx_dist_value _struct_conn.pdbx_leaving_atom_flag _struct_conn.ptnr1_auth_comp_id _struct_conn.ptnr1_auth_seq_id _struct_conn.ptnr1_label_asym_id _struct_conn.ptnr1_label_atom_id _struct_conn.ptnr1_label_comp_id _struct_conn.ptnr1_label_seq_id _struct_conn.ptnr2_auth_comp_id _struct_conn.ptnr2_auth_seq_id _struct_conn.ptnr2_label_asym_id _struct_conn.ptnr2_label_atom_id _struct_conn.ptnr2_label_comp_id _struct_conn.ptnr2_label_seq_id _struct_conn_type.id _struct_site.details _struct_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id RCSB Y RCSB 2000-05-18 REL REL HEC HEME C HOH water HEM 200 2 HEC HEC 200 A HEM 400 2 HEC HEC 400 B HOH 603 3 HOH HOH 603 A HOH 604 3 HOH HOH 604 A HOH 606 3 HOH HOH 606 A HOH 607 3 HOH HOH 607 A HOH 609 3 HOH HOH 609 A HOH 610 3 HOH HOH 610 A HOH 612 3 HOH HOH 612 A HOH 614 3 HOH HOH 614 A HOH 615 3 HOH HOH 615 A HOH 618 3 HOH HOH 618 A HOH 601 3 HOH HOH 601 B HOH 602 3 HOH HOH 602 B HOH 605 3 HOH HOH 605 B HOH 608 3 HOH HOH 608 B HOH 613 3 HOH HOH 613 B HOH 616 3 HOH HOH 616 B HOH 617 3 HOH HOH 617 B LEU 3 n 1 LEU 3 A THR 4 n 2 THR 4 A GLU 5 n 3 GLU 5 A GLU 6 n 4 GLU 6 A LEU 7 n 5 LEU 7 A ARG 8 n 6 ARG 8 A THR 9 n 7 THR 9 A PHE 10 n 8 PHE 10 A PRO 11 n 9 PRO 11 A ILE 12 n 10 ILE 12 A ASN 13 n 11 ASN 13 A ALA 14 n 12 ALA 14 A GLN 15 n 13 GLN 15 A GLY 16 n 14 GLY 16 A ASP 17 n 15 ASP 17 A THR 18 n 16 THR 18 A ALA 19 n 17 ALA 19 A VAL 20 n 18 VAL 20 A LEU 21 n 19 LEU 21 A SER 22 n 20 SER 22 A LEU 23 n 21 LEU 23 A LYS 24 n 22 LYS 24 A GLU 25 n 23 GLU 25 A ILE 26 n 24 ILE 26 A LYS 27 n 25 LYS 27 A LYS 28 n 26 LYS 28 A GLY 29 n 27 GLY 29 A GLN 30 n 28 GLN 30 A GLN 31 n 29 GLN 31 A VAL 32 n 30 VAL 32 A PHE 33 n 31 PHE 33 A ASN 34 n 32 ASN 34 A ALA 35 n 33 ALA 35 A ALA 36 n 34 ALA 36 A CYS 37 n 35 CYS 37 A ALA 38 n 36 ALA 38 A GLN 39 n 37 GLN 39 A CYS 40 n 38 CYS 40 A HIS 41 n 39 HIS 41 A ALA 42 n 40 ALA 42 A LEU 43 n 41 LEU 43 A GLY 44 n 42 GLY 44 A VAL 45 n 43 VAL 45 A THR 46 n 44 THR 46 A ARG 47 n 45 ARG 47 A THR 48 n 46 THR 48 A ASN 49 n 47 ASN 49 A PRO 50 n 48 PRO 50 A ASP 51 n 49 ASP 51 A VAL 52 n 50 VAL 52 A ASN 53 n 51 ASN 53 A LEU 54 n 52 LEU 54 A SER 55 n 53 SER 55 A PRO 56 n 54 PRO 56 A GLU 57 n 55 GLU 57 A ALA 58 n 56 ALA 58 A LEU 59 n 57 LEU 59 A ALA 60 n 58 ALA 60 A LEU 61 n 59 LEU 61 A ALA 62 n 60 ALA 62 A THR 63 n 61 THR 63 A PRO 64 n 62 PRO 64 A PRO 65 n 63 PRO 65 A ARG 66 n 64 ARG 66 A ASP 67 n 65 ASP 67 A ASN 68 n 66 ASN 68 A ILE 69 n 67 ILE 69 A ALA 70 n 68 ALA 70 A ALA 71 n 69 ALA 71 A LEU 72 n 70 LEU 72 A VAL 73 n 71 VAL 73 A ASP 74 n 72 ASP 74 A TYR 75 n 73 TYR 75 A ILE 76 n 74 ILE 76 A LYS 77 n 75 LYS 77 A ASN 78 n 76 ASN 78 A PRO 79 n 77 PRO 79 A THR 80 n 78 THR 80 A THR 81 n 79 THR 81 A TYR 82 n 80 TYR 82 A ASP 83 n 81 ASP 83 A GLY 84 n 82 GLY 84 A PHE 85 n 83 PHE 85 A VAL 86 n 84 VAL 86 A GLU 87 n 85 GLU 87 A ILE 88 n 86 ILE 88 A SER 89 n 87 SER 89 A GLU 90 n 88 GLU 90 A LEU 91 n 89 LEU 91 A HIS 92 n 90 HIS 92 A PRO 93 n 91 PRO 93 A SER 94 n 92 SER 94 A LEU 95 n 93 LEU 95 A LYS 96 n 94 LYS 96 A SER 97 n 95 SER 97 A SER 98 n 96 SER 98 A ASP 99 n 97 ASP 99 A ILE 100 n 98 ILE 100 A PHE 101 n 99 PHE 101 A PRO 102 n 100 PRO 102 A LYS 103 n 101 LYS 103 A MET 104 n 102 MET 104 A ARG 105 n 103 ARG 105 A ASN 106 n 104 ASN 106 A ILE 107 n 105 ILE 107 A SER 108 n 106 SER 108 A GLU 109 n 107 GLU 109 A ASP 110 n 108 ASP 110 A ASP 111 n 109 ASP 111 A LEU 112 n 110 LEU 112 A TYR 113 n 111 TYR 113 A ASN 114 n 112 ASN 114 A VAL 115 n 113 VAL 115 A ALA 116 n 114 ALA 116 A GLY 117 n 115 GLY 117 A TYR 118 n 116 TYR 118 A ILE 119 n 117 ILE 119 A LEU 120 n 118 LEU 120 A LEU 121 n 119 LEU 121 A GLN 122 n 120 GLN 122 A PRO 123 n 121 PRO 123 A LYS 124 n 122 LYS 124 A VAL 125 n 123 VAL 125 A ARG 126 n 124 ARG 126 A GLY 127 n 125 GLY 127 A GLU 128 n 126 GLU 128 A GLN 129 n 127 GLN 129 A TRP 130 n 128 TRP 130 A GLY 131 n 129 GLY 131 A LEU 3 n 1 LEU 3 B THR 4 n 2 THR 4 B GLU 5 n 3 GLU 5 B GLU 6 n 4 GLU 6 B LEU 7 n 5 LEU 7 B ARG 8 n 6 ARG 8 B THR 9 n 7 THR 9 B PHE 10 n 8 PHE 10 B PRO 11 n 9 PRO 11 B ILE 12 n 10 ILE 12 B ASN 13 n 11 ASN 13 B ALA 14 n 12 ALA 14 B GLN 15 n 13 GLN 15 B GLY 16 n 14 GLY 16 B ASP 17 n 15 ASP 17 B THR 18 n 16 THR 18 B ALA 19 n 17 ALA 19 B VAL 20 n 18 VAL 20 B LEU 21 n 19 LEU 21 B SER 22 n 20 SER 22 B LEU 23 n 21 LEU 23 B LYS 24 n 22 LYS 24 B GLU 25 n 23 GLU 25 B ILE 26 n 24 ILE 26 B LYS 27 n 25 LYS 27 B LYS 28 n 26 LYS 28 B GLY 29 n 27 GLY 29 B GLN 30 n 28 GLN 30 B GLN 31 n 29 GLN 31 B VAL 32 n 30 VAL 32 B PHE 33 n 31 PHE 33 B ASN 34 n 32 ASN 34 B ALA 35 n 33 ALA 35 B ALA 36 n 34 ALA 36 B CYS 37 n 35 CYS 37 B ALA 38 n 36 ALA 38 B GLN 39 n 37 GLN 39 B CYS 40 n 38 CYS 40 B HIS 41 n 39 HIS 41 B ALA 42 n 40 ALA 42 B LEU 43 n 41 LEU 43 B GLY 44 n 42 GLY 44 B VAL 45 n 43 VAL 45 B THR 46 n 44 THR 46 B ARG 47 n 45 ARG 47 B THR 48 n 46 THR 48 B ASN 49 n 47 ASN 49 B PRO 50 n 48 PRO 50 B ASP 51 n 49 ASP 51 B VAL 52 n 50 VAL 52 B ASN 53 n 51 ASN 53 B LEU 54 n 52 LEU 54 B SER 55 n 53 SER 55 B PRO 56 n 54 PRO 56 B GLU 57 n 55 GLU 57 B ALA 58 n 56 ALA 58 B LEU 59 n 57 LEU 59 B ALA 60 n 58 ALA 60 B LEU 61 n 59 LEU 61 B ALA 62 n 60 ALA 62 B THR 63 n 61 THR 63 B PRO 64 n 62 PRO 64 B PRO 65 n 63 PRO 65 B ARG 66 n 64 ARG 66 B ASP 67 n 65 ASP 67 B ASN 68 n 66 ASN 68 B ILE 69 n 67 ILE 69 B ALA 70 n 68 ALA 70 B ALA 71 n 69 ALA 71 B LEU 72 n 70 LEU 72 B VAL 73 n 71 VAL 73 B ASP 74 n 72 ASP 74 B TYR 75 n 73 TYR 75 B ILE 76 n 74 ILE 76 B LYS 77 n 75 LYS 77 B ASN 78 n 76 ASN 78 B PRO 79 n 77 PRO 79 B THR 80 n 78 THR 80 B THR 81 n 79 THR 81 B TYR 82 n 80 TYR 82 B ASP 83 n 81 ASP 83 B GLY 84 n 82 GLY 84 B PHE 85 n 83 PHE 85 B VAL 86 n 84 VAL 86 B GLU 87 n 85 GLU 87 B ILE 88 n 86 ILE 88 B SER 89 n 87 SER 89 B GLU 90 n 88 GLU 90 B LEU 91 n 89 LEU 91 B HIS 92 n 90 HIS 92 B PRO 93 n 91 PRO 93 B SER 94 n 92 SER 94 B LEU 95 n 93 LEU 95 B LYS 96 n 94 LYS 96 B SER 97 n 95 SER 97 B SER 98 n 96 SER 98 B ASP 99 n 97 ASP 99 B ILE 100 n 98 ILE 100 B PHE 101 n 99 PHE 101 B PRO 102 n 100 PRO 102 B LYS 103 n 101 LYS 103 B MET 104 n 102 MET 104 B ARG 105 n 103 ARG 105 B ASN 106 n 104 ASN 106 B ILE 107 n 105 ILE 107 B SER 108 n 106 SER 108 B GLU 109 n 107 GLU 109 B ASP 110 n 108 ASP 110 B ASP 111 n 109 ASP 111 B LEU 112 n 110 LEU 112 B TYR 113 n 111 TYR 113 B ASN 114 n 112 ASN 114 B VAL 115 n 113 VAL 115 B ALA 116 n 114 ALA 116 B GLY 117 n 115 GLY 117 B TYR 118 n 116 TYR 118 B ILE 119 n 117 ILE 119 B LEU 120 n 118 LEU 120 B LEU 121 n 119 LEU 121 B GLN 122 n 120 GLN 122 B PRO 123 n 121 PRO 123 B LYS 124 n 122 LYS 124 B VAL 125 n 123 VAL 125 B ARG 126 n 124 ARG 126 B GLY 127 n 125 GLY 127 B GLU 128 n 126 GLU 128 B GLN 129 n 127 GLN 129 B TRP 130 n 128 TRP 130 B GLY 131 n 129 GLY 131 B author_and_software_defined_assembly PISA 2 dimeric 4040 -67 12290 A HIS 41 A NE2 HIS 39 1_555 A HEC 200 C FE HEC 1_555 A HEC 200 C NA HEC 1_555 85.4 A HIS 41 A NE2 HIS 39 1_555 A HEC 200 C FE HEC 1_555 A HEC 200 C NB HEC 1_555 90.2 A HEC 200 C NA HEC 1_555 A HEC 200 C FE HEC 1_555 A HEC 200 C NB HEC 1_555 87.4 A HIS 41 A NE2 HIS 39 1_555 A HEC 200 C FE HEC 1_555 A HEC 200 C NC HEC 1_555 92.1 A HEC 200 C NA HEC 1_555 A HEC 200 C FE HEC 1_555 A HEC 200 C NC HEC 1_555 176.7 A HEC 200 C NB HEC 1_555 A HEC 200 C FE HEC 1_555 A HEC 200 C NC HEC 1_555 90.4 A HIS 41 A NE2 HIS 39 1_555 A HEC 200 C FE HEC 1_555 A HEC 200 C ND HEC 1_555 88.8 A HEC 200 C NA HEC 1_555 A HEC 200 C FE HEC 1_555 A HEC 200 C ND HEC 1_555 90.8 A HEC 200 C NB HEC 1_555 A HEC 200 C FE HEC 1_555 A HEC 200 C ND HEC 1_555 178.0 A HEC 200 C NC HEC 1_555 A HEC 200 C FE HEC 1_555 A HEC 200 C ND HEC 1_555 91.4 A HIS 41 A NE2 HIS 39 1_555 A HEC 200 C FE HEC 1_555 A HIS 92 A NE2 HIS 90 1_555 175.6 A HEC 200 C NA HEC 1_555 A HEC 200 C FE HEC 1_555 A HIS 92 A NE2 HIS 90 1_555 91.3 A HEC 200 C NB HEC 1_555 A HEC 200 C FE HEC 1_555 A HIS 92 A NE2 HIS 90 1_555 92.5 A HEC 200 C NC HEC 1_555 A HEC 200 C FE HEC 1_555 A HIS 92 A NE2 HIS 90 1_555 91.3 A HEC 200 C ND HEC 1_555 A HEC 200 C FE HEC 1_555 A HIS 92 A NE2 HIS 90 1_555 88.4 B HIS 41 B NE2 HIS 39 1_555 B HEC 400 D FE HEC 1_555 B HEC 400 D NA HEC 1_555 85.6 B HIS 41 B NE2 HIS 39 1_555 B HEC 400 D FE HEC 1_555 B HEC 400 D NB HEC 1_555 90.9 B HEC 400 D NA HEC 1_555 B HEC 400 D FE HEC 1_555 B HEC 400 D NB HEC 1_555 87.4 B HIS 41 B NE2 HIS 39 1_555 B HEC 400 D FE HEC 1_555 B HEC 400 D NC HEC 1_555 91.7 B HEC 400 D NA HEC 1_555 B HEC 400 D FE HEC 1_555 B HEC 400 D NC HEC 1_555 176.3 B HEC 400 D NB HEC 1_555 B HEC 400 D FE HEC 1_555 B HEC 400 D NC HEC 1_555 90.0 B HIS 41 B NE2 HIS 39 1_555 B HEC 400 D FE HEC 1_555 B HEC 400 D ND HEC 1_555 88.8 B HEC 400 D NA HEC 1_555 B HEC 400 D FE HEC 1_555 B HEC 400 D ND HEC 1_555 91.8 B HEC 400 D NB HEC 1_555 B HEC 400 D FE HEC 1_555 B HEC 400 D ND HEC 1_555 179.2 B HEC 400 D NC HEC 1_555 B HEC 400 D FE HEC 1_555 B HEC 400 D ND HEC 1_555 90.7 B HIS 41 B NE2 HIS 39 1_555 B HEC 400 D FE HEC 1_555 B HIS 92 B NE2 HIS 90 1_555 176.0 B HEC 400 D NA HEC 1_555 B HEC 400 D FE HEC 1_555 B HIS 92 B NE2 HIS 90 1_555 91.5 B HEC 400 D NB HEC 1_555 B HEC 400 D FE HEC 1_555 B HIS 92 B NE2 HIS 90 1_555 91.7 B HEC 400 D NC HEC 1_555 B HEC 400 D FE HEC 1_555 B HIS 92 B NE2 HIS 90 1_555 91.3 B HEC 400 D ND HEC 1_555 B HEC 400 D FE HEC 1_555 B HIS 92 B NE2 HIS 90 1_555 88.5 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 1_555 x,y,z identity operation 0.0000000000 0.0000000000 0.0000000000 A N PHE 10 A N PHE 8 A O ALA 19 A O ALA 17 B N PHE 10 B N PHE 8 B O ALA 19 B O ALA 17 1 A ASN 49 -158.42 81.46 1 A SER 98 -58.73 -7.99 1 B ASN 49 -158.58 81.34 1 B SER 98 -58.58 -7.58 0.2600000 0.2170000 0.2370000 0.2370000 2.3 500.0 866 8556 8556 random 1 0.0 0.0 Engh & Huber 2.3 500.0 17 2103 86 0 2000 1.29 .008 43.0 2.3 500.0 1F1C 8556 8556 0.0 0.0 0.0760000 1 7.24 8.4 73.8 0.1900000 2.3 2.4 1.6 60.0 phasing EPMR refinement CNS data reduction DENZO data scaling SCALEPACK CYTOCHROME C549 CRYSTAL STRUCTURE OF CYTOCHROME C549 1 N N 1 N N 2 N N 2 N N 3 N N 3 N N A SER 22 A SER 20 HELX_P A CYS 37 A CYS 35 1 1 16 A CYS 37 A CYS 35 HELX_P A ALA 42 A ALA 40 1 2 6 A LEU 43 A LEU 41 HELX_P A VAL 45 A VAL 43 5 3 3 A SER 55 A SER 53 HELX_P A LEU 61 A LEU 59 1 4 7 A ASN 68 A ASN 66 HELX_P A ASN 78 A ASN 76 1 5 11 A PHE 101 A PHE 99 HELX_P A ARG 105 A ARG 103 5 6 5 A SER 108 A SER 106 HELX_P A GLY 127 A GLY 125 1 7 20 A GLU 128 A GLU 126 HELX_P A TRP 130 A TRP 128 5 8 3 B SER 22 B SER 20 HELX_P B CYS 37 B CYS 35 1 9 16 B CYS 37 B CYS 35 HELX_P B ALA 42 B ALA 40 1 10 6 B LEU 43 B LEU 41 HELX_P B VAL 45 B VAL 43 5 11 3 B SER 55 B SER 53 HELX_P B LEU 61 B LEU 59 1 12 7 B ASN 68 B ASN 66 HELX_P B ASN 78 B ASN 76 1 13 11 B PHE 101 B PHE 99 HELX_P B ARG 105 B ARG 103 5 14 5 B SER 108 B SER 106 HELX_P B GLY 127 B GLY 125 1 15 20 B GLU 128 B GLU 126 HELX_P B TRP 130 B TRP 128 5 16 3 covale 2.003 none A CYS 37 A SG CYS 35 1_555 A HEC 200 C CAB HEC 1_555 covale 1.938 none A CYS 40 A SG CYS 38 1_555 A HEC 200 C CAC HEC 1_555 metalc 2.160 A HIS 41 A NE2 HIS 39 1_555 A HEC 200 C FE HEC 1_555 metalc 2.191 A HIS 92 A NE2 HIS 90 1_555 A HEC 200 C FE HEC 1_555 metalc 2.245 B HIS 41 B NE2 HIS 39 1_555 B HEC 400 D FE HEC 1_555 metalc 2.293 B HIS 92 B NE2 HIS 90 1_555 B HEC 400 D FE HEC 1_555 ELECTRON TRANSPORT dimeric cytochrome, ELECTRON TRANSPORT A THR 63 A THR 61 1 A PRO 64 A PRO 62 0.01 B THR 63 B THR 61 1 B PRO 64 B PRO 62 -0.28 CY550_SPIMA UNP 1 1 P82603 1 129 1F1C 3 131 P82603 A 1 1 129 1 129 1F1C 3 131 P82603 B 1 1 129 2 2 anti-parallel anti-parallel A THR 9 A THR 7 A PRO 11 A PRO 9 A THR 18 A THR 16 A VAL 20 A VAL 18 B THR 9 B THR 7 B PRO 11 B PRO 9 B THR 18 B THR 16 B VAL 20 B VAL 18 BINDING SITE FOR RESIDUE HEC A 200 A HEC 200 Software 18 BINDING SITE FOR RESIDUE HEC B 400 B HEC 400 Software 16 A ALA 36 A ALA 34 18 1_555 A CYS 37 A CYS 35 18 1_555 A GLN 39 A GLN 37 18 1_555 A CYS 40 A CYS 38 18 1_555 A HIS 41 A HIS 39 18 1_555 A THR 46 A THR 44 18 1_555 A THR 48 A THR 46 18 1_555 A VAL 52 A VAL 50 18 1_555 A ASN 53 A ASN 51 18 1_555 A ALA 62 A ALA 60 18 1_555 A TYR 75 A TYR 73 18 1_555 A THR 81 A THR 79 18 1_555 A TYR 82 A TYR 80 18 1_555 A HIS 92 A HIS 90 18 1_555 A PRO 93 A PRO 91 18 1_555 A HOH 609 E HOH 18 1_555 A HOH 614 E HOH 18 1_555 B GLU 90 B GLU 88 18 1_555 A GLU 90 A GLU 88 16 1_555 B ALA 36 B ALA 34 16 1_555 B CYS 37 B CYS 35 16 1_555 B GLN 39 B GLN 37 16 1_555 B CYS 40 B CYS 38 16 1_555 B HIS 41 B HIS 39 16 1_555 B THR 46 B THR 44 16 1_555 B THR 48 B THR 46 16 1_555 B VAL 52 B VAL 50 16 1_555 B ASN 53 B ASN 51 16 1_555 B ALA 62 B ALA 60 16 1_555 B TYR 75 B TYR 73 16 1_555 B THR 81 B THR 79 16 1_555 B TYR 82 B TYR 80 16 1_555 B HIS 92 B HIS 90 16 1_555 B HOH 616 F HOH 16 1_555 4 P 1 21 1