ID   C554_HALH2              Reviewed;          83 AA.
AC   P00105;
DT   21-JUL-1986, integrated into UniProtKB/Swiss-Prot.
DT   21-JUL-1986, sequence version 1.
DT   03-AUG-2022, entry version 85.
DE   RecName: Full=Cytochrome c-554(548);
DE            Short=Cytochrome c554;
OS   Halomonas halodenitrificans (strain ATCC 12084 / NCIMB 8669) (Paracoccus
OS   halodenitrificans).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Oceanospirillales;
OC   Halomonadaceae; Halomonas.
OX   NCBI_TaxID=31991;
RN   [1]
RP   PROTEIN SEQUENCE.
RX   PubMed=2829828; DOI=10.1042/bj2480365;
RA   Ambler R.P., Daniel M., McLellan L., Meyer T.E., Cusanovich M.A.,
RA   Kamen M.D.;
RT   "Amino acid sequences of cytochrome c-554(548) and cytochrome c' from a
RT   halophilic denitrifying bacterium of the genus Paracoccus.";
RL   Biochem. J. 248:365-371(1987).
RN   [2]
RP   PROTEIN SEQUENCE.
RA   Ambler R.P.;
RT   "Cytochrome c and copper protein evolution in prokaryotes.";
RL   (In) Leigh G.J. (eds.);
RL   The evolution of metalloenzymes, metalloproteins and related materials,
RL   pp.100-118, Symposium Press, London (1977).
CC   -!- SUBUNIT: Homodimer.
CC   -!- PTM: Binds 1 heme c group covalently per subunit.
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DR   AlphaFoldDB; P00105; -.
DR   SMR; P00105; -.
DR   GO; GO:0009055; F:electron transfer activity; IEA:InterPro.
DR   GO; GO:0020037; F:heme binding; IEA:InterPro.
DR   GO; GO:0005506; F:iron ion binding; IEA:InterPro.
DR   Gene3D; 1.10.760.10; -; 1.
DR   InterPro; IPR009056; Cyt_c-like_dom.
DR   InterPro; IPR036909; Cyt_c-like_dom_sf.
DR   InterPro; IPR008168; Cyt_C_IC.
DR   Pfam; PF00034; Cytochrom_C; 1.
DR   PRINTS; PR00605; CYTCHROMECIC.
DR   SUPFAM; SSF46626; SSF46626; 1.
DR   PROSITE; PS51007; CYTC; 1.
PE   1: Evidence at protein level;
KW   Direct protein sequencing; Electron transport; Heme; Iron; Metal-binding;
KW   Transport.
FT   CHAIN           1..83
FT                   /note="Cytochrome c-554(548)"
FT                   /id="PRO_0000108405"
FT   BINDING         14
FT                   /ligand="heme c"
FT                   /ligand_id="ChEBI:CHEBI:61717"
FT                   /note="covalent"
FT   BINDING         17
FT                   /ligand="heme c"
FT                   /ligand_id="ChEBI:CHEBI:61717"
FT                   /note="covalent"
FT   BINDING         18
FT                   /ligand="heme c"
FT                   /ligand_id="ChEBI:CHEBI:61717"
FT                   /ligand_part="Fe"
FT                   /ligand_part_id="ChEBI:CHEBI:18248"
FT                   /note="axial binding residue"
FT   BINDING         63
FT                   /ligand="heme c"
FT                   /ligand_id="ChEBI:CHEBI:61717"
FT                   /ligand_part="Fe"
FT                   /ligand_part_id="ChEBI:CHEBI:18248"
FT                   /note="axial binding residue"
SQ   SEQUENCE   83 AA;  8500 MW;  C6A3238E01C01B71 CRC64;
     AGDAAAGEDK IGTCVACHGT DGQGLAPIYP NLTGQSATYL ESSIKAYRDG QRKGGNAALM
     TPMAQGLSDE DIADIAAYYS SQE