ID   C554_HALNE              Reviewed;          91 AA.
AC   P25938;
DT   01-MAY-1992, integrated into UniProtKB/Swiss-Prot.
DT   01-MAY-1992, sequence version 1.
DT   03-AUG-2022, entry version 80.
DE   RecName: Full=Cytochrome c-554(547);
DE            Short=Cytochrome c554;
OS   Halothiobacillus neapolitanus (Thiobacillus neapolitanus).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Chromatiales;
OC   Halothiobacillaceae; Halothiobacillus.
OX   NCBI_TaxID=927;
RN   [1]
RP   PROTEIN SEQUENCE.
RC   STRAIN=DSM 15147 / CIP 104769 / NCIMB 8539 / c2 / X;
RX   PubMed=2988504; DOI=10.1042/bj2271009;
RA   Ambler R.P., Meyer T.E., Trudinger P.A., Kamens M.D.;
RT   "The amino acid sequence of the cytochrome c-554(547) from the
RT   chemolithotrophic bacterium Thiobacillus neapolitanus.";
RL   Biochem. J. 227:1009-1013(1985).
CC   -!- SUBUNIT: Monomer.
CC   -!- PTM: Binds 1 heme c group covalently per subunit.
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DR   AlphaFoldDB; P25938; -.
DR   SMR; P25938; -.
DR   GO; GO:0009055; F:electron transfer activity; IEA:InterPro.
DR   GO; GO:0020037; F:heme binding; IEA:InterPro.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   Gene3D; 1.10.760.10; -; 1.
DR   InterPro; IPR009056; Cyt_c-like_dom.
DR   InterPro; IPR036909; Cyt_c-like_dom_sf.
DR   Pfam; PF00034; Cytochrom_C; 1.
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..91
FT                   /note="Cytochrome c-554(547)"
FT                   /id="PRO_0000108407"
FT   BINDING         15
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                   /note="covalent"
FT   BINDING         19
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         64
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   91 AA;  9226 MW;  3956AA18CA3D113D CRC64;
     AGDAAAGKTL YDASCASCHG MQAQGQGMFP KLAGLTSERI KTTLVAFKSG DTATLKKEGL
     GGPMSAIMAP NAAGLSEQDM DNLSAYIATL K