ID K9T9H2_9CYAN Unreviewed; 161 AA.
AC K9T9H2;
DT 06-MAR-2013, integrated into UniProtKB/TrEMBL.
DT 06-MAR-2013, sequence version 1.
DT 02-DEC-2020, entry version 42.
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};
GN Name=psbV {ECO:0000256|HAMAP-Rule:MF_01378};
GN ORFNames=Ple7327_3443 {ECO:0000313|EMBL:AFY78649.1};
OS Pleurocapsa sp. PCC 7327.
OC Bacteria; Cyanobacteria; Pleurocapsales; Hyellaceae; Pleurocapsa.
OX NCBI_TaxID=118163 {ECO:0000313|EMBL:AFY78649.1, ECO:0000313|Proteomes:UP000010382};
RN [1] {ECO:0000313|EMBL:AFY78649.1, ECO:0000313|Proteomes:UP000010382}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PCC 7327 {ECO:0000313|EMBL:AFY78649.1,
RC ECO:0000313|Proteomes:UP000010382};
RG US DOE Joint Genome Institute;
RA Gugger M., Coursin T., Rippka R., Tandeau De Marsac N., Huntemann M.,
RA Wei C.-L., Han J., Detter J.C., Han C., Tapia R., Chen A., Kyrpides N.,
RA Mavromatis K., Markowitz V., Szeto E., Ivanova N., Pagani I., Pati A.,
RA Goodwin L., Nordberg H.P., Cantor M.N., Hua S.X., Woyke T., Kerfeld C.A.;
RT "Finished genome of Pleurocapsa sp. PCC 7327.";
RL Submitted (MAY-2012) to the EMBL/GenBank/DDBJ databases.
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; CP003590; AFY78649.1; -; Genomic_DNA.
DR RefSeq; WP_015144948.1; NC_019689.1.
DR STRING; 118163.Ple7327_3443; -.
DR EnsemblBacteria; AFY78649; AFY78649; Ple7327_3443.
DR KEGG; plp:Ple7327_3443; -.
DR PATRIC; fig|118163.3.peg.3832; -.
DR eggNOG; COG2010; Bacteria.
DR HOGENOM; CLU_104149_1_0_3; -.
DR OrthoDB; 1553768at2; -.
DR BioCyc; PSP118163:G1HCM-3352-MONOMER; -.
DR Proteomes; UP000010382; 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 TIGRFAMs; TIGR03045; PS_II_C550; 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:UP000010382};
KW Thylakoid {ECO:0000256|ARBA:ARBA00023078, ECO:0000256|HAMAP-Rule:MF_01378};
KW Transport {ECO:0000256|HAMAP-Rule:MF_01378}.
FT DOMAIN 50..149
FT /note="Cytochrome c"
FT /evidence="ECO:0000259|PROSITE:PS51007"
FT METAL 67
FT /note="Iron (heme axial ligand)"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01378"
FT METAL 118
FT /note="Iron (heme axial ligand)"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01378"
FT BINDING 63
FT /note="Heme (covalent)"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01378"
FT BINDING 66
FT /note="Heme (covalent)"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01378"
SQ SEQUENCE 161 AA; 18051 MW; 3217EEB23FF1A825 CRC64;
MVKRFIWVVI ATVFFVFQFH VSGASALEFD EATRTITLNE AGETVTLSSK EVTEGQRLFN
STCTKCHLQG KTKTNNNVSL GLDDLAGAEP PRDNLLALVD YLKHPTSYDG ETDLSEEHPN
VSRPDLYPEL KNFTEDDIYN IAGYMLVAPK LDPRWGGTIY F
//
