ID K9Z6S3_CYAAP Unreviewed; 162 AA.
AC K9Z6S3;
DT 06-MAR-2013, integrated into UniProtKB/TrEMBL.
DT 06-MAR-2013, sequence version 1.
DT 02-DEC-2020, entry version 44.
DE RecName: Full=Cytochrome c-550 {ECO:0000256|HAMAP-Rule:MF_01378};
DE AltName: Full=Cytochrome c550 {ECO:0000256|HAMAP-Rule:MF_01378};
DE AltName: Full=Low-potential cytochrome c {ECO:0000256|HAMAP-Rule:MF_01378};
DE Flags: Precursor;
GN Name=psbV {ECO:0000256|HAMAP-Rule:MF_01378};
GN OrderedLocusNames=Cyan10605_2004 {ECO:0000313|EMBL:AFZ54098.1};
OS Cyanobacterium aponinum (strain PCC 10605).
OC Bacteria; Cyanobacteria; Oscillatoriophycideae; Chroococcales;
OC Cyanobacteriaceae; Cyanobacterium.
OX NCBI_TaxID=755178 {ECO:0000313|EMBL:AFZ54098.1, ECO:0000313|Proteomes:UP000010480};
RN [1] {ECO:0000313|Proteomes:UP000010480}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PCC 10605 {ECO:0000313|Proteomes:UP000010480};
RX PubMed=23277585; DOI=10.1073/pnas.1217107110;
RA Shih P.M., Wu D., Latifi A., Axen S.D., Fewer D.P., Talla E., Calteau A.,
RA Cai F., Tandeau de Marsac N., Rippka R., Herdman M., Sivonen K.,
RA Coursin T., Laurent T., Goodwin L., Nolan M., Davenport K.W., Han C.S.,
RA Rubin E.M., Eisen J.A., Woyke T., Gugger M., Kerfeld C.A.;
RT "Improving the coverage of the cyanobacterial phylum using diversity-driven
RT genome sequencing.";
RL Proc. Natl. Acad. Sci. U.S.A. 110:1053-1058(2013).
CC -!- FUNCTION: Low-potential cytochrome c that plays a role in the oxygen-
CC evolving complex of photosystem II. {ECO:0000256|HAMAP-Rule:MF_01378}.
CC -!- COFACTOR:
CC Name=heme; Xref=ChEBI:CHEBI:30413;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01378};
CC Note=Binds 1 heme group covalently per subunit. {ECO:0000256|HAMAP-
CC Rule:MF_01378};
CC -!- SUBUNIT: The cyanobacterial oxygen-evolving complex is composed of
CC PsbO, PsbP, PsbQ, PsbV and PsbU. {ECO:0000256|HAMAP-Rule:MF_01378}.
CC -!- SUBCELLULAR LOCATION: Cellular thylakoid membrane {ECO:0000256|HAMAP-
CC Rule:MF_01378}; Peripheral membrane protein {ECO:0000256|HAMAP-
CC Rule:MF_01378}; Lumenal side {ECO:0000256|HAMAP-Rule:MF_01378}.
CC Note=Associated with photosystem II at the lumenal side of the
CC thylakoid membrane. {ECO:0000256|HAMAP-Rule:MF_01378}.
CC -!- SIMILARITY: Belongs to the cytochrome c family. PsbV subfamily.
CC {ECO:0000256|ARBA:ARBA00010433, ECO:0000256|HAMAP-Rule:MF_01378}.
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DR EMBL; CP003947; AFZ54098.1; -; Genomic_DNA.
DR SMR; K9Z6S3; -.
DR STRING; 755178.Cyan10605_2004; -.
DR EnsemblBacteria; AFZ54098; AFZ54098; Cyan10605_2004.
DR KEGG; can:Cyan10605_2004; -.
DR eggNOG; COG2010; Bacteria.
DR HOGENOM; CLU_104149_1_0_3; -.
DR OMA; DYMKDPT; -.
DR Proteomes; UP000010480; Chromosome.
DR GO; GO:0009523; C:photosystem II; IEA:UniProtKB-KW.
DR GO; GO:0042651; C:thylakoid membrane; IEA:UniProtKB-SubCell.
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 GO; GO:0018063; P:cytochrome c-heme linkage; IEA:UniProtKB-UniRule.
DR GO; GO:0019684; P:photosynthesis, light reaction; IEA:UniProtKB-UniRule.
DR GO; GO:0022904; P:respiratory electron transport chain; IEA:InterPro.
DR Gene3D; 1.10.760.10; -; 1.
DR HAMAP; MF_01378; PSII_Cyt550; 1.
DR InterPro; IPR009056; Cyt_c-like_dom.
DR InterPro; IPR036909; Cyt_c-like_dom_sf.
DR InterPro; IPR029490; Cytochrom_C550.
DR InterPro; IPR016003; PSII_cyt_c550.
DR InterPro; IPR017851; PSII_PsbV_cyt_c550.
DR Pfam; PF14495; Cytochrom_C550; 1.
DR PIRSF; PIRSF005890; Phot_II_cyt_c550; 1.
DR SUPFAM; SSF46626; SSF46626; 1.
DR PROSITE; PS51007; CYTC; 1.
PE 3: Inferred from homology;
KW Electron transport {ECO:0000256|HAMAP-Rule:MF_01378};
KW Heme {ECO:0000256|ARBA:ARBA00022617, ECO:0000256|HAMAP-Rule:MF_01378,
KW ECO:0000256|PROSITE-ProRule:PRU00433};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|HAMAP-Rule:MF_01378,
KW ECO:0000256|PROSITE-ProRule:PRU00433};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|HAMAP-Rule:MF_01378};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_01378, ECO:0000256|PROSITE-ProRule:PRU00433};
KW Photosynthesis {ECO:0000256|ARBA:ARBA00022531, ECO:0000256|HAMAP-
KW Rule:MF_01378};
KW Photosystem II {ECO:0000256|ARBA:ARBA00023276, ECO:0000256|HAMAP-
KW Rule:MF_01378}; Reference proteome {ECO:0000313|Proteomes:UP000010480};
KW Thylakoid {ECO:0000256|ARBA:ARBA00023078, ECO:0000256|HAMAP-Rule:MF_01378};
KW Transport {ECO:0000256|HAMAP-Rule:MF_01378}.
FT DOMAIN 49..148
FT /note="Cytochrome c"
FT /evidence="ECO:0000259|PROSITE:PS51007"
FT METAL 66
FT /note="Iron (heme axial ligand)"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01378"
FT METAL 117
FT /note="Iron (heme axial ligand)"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01378"
FT BINDING 62
FT /note="Heme (covalent)"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01378"
FT BINDING 65
FT /note="Heme (covalent)"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01378"
SQ SEQUENCE 162 AA; 17955 MW; 41561B358D46BFF4 CRC64;
MKKFVLIFIV GVIFAWQSFV GSANALSLSE EIRTIPLNES GETITLSNQE ALKGSRLFVS
NCAQCHIQGK TKTNPNVSLS KEALANALPA RDNLVGLMDY IEHPTSYDGE EDLTLLHVNT
ERPDLWPEIR NYSEDDIKAV AGHILIQAFS DPKWGNLSLI DN
//