ID D4ZV18_ARTPN Unreviewed; 163 AA.
AC D4ZV18;
DT 15-JUN-2010, integrated into UniProtKB/TrEMBL.
DT 15-JUN-2010, sequence version 1.
DT 02-DEC-2020, entry version 54.
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=psbV1 {ECO:0000313|EMBL:BAI91633.1};
GN Synonyms=psbV {ECO:0000256|HAMAP-Rule:MF_01378};
GN ORFNames=NIES39_J05870 {ECO:0000313|EMBL:BAI91633.1};
OS Arthrospira platensis (strain NIES-39 / IAM M-135) (Spirulina platensis).
OC Bacteria; Cyanobacteria; Oscillatoriophycideae; Oscillatoriales;
OC Microcoleaceae; Arthrospira.
OX NCBI_TaxID=696747 {ECO:0000313|EMBL:BAI91633.1, ECO:0000313|Proteomes:UP000006803};
RN [1] {ECO:0000313|EMBL:BAI91633.1, ECO:0000313|Proteomes:UP000006803}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NIES-39 / IAM M-135 {ECO:0000313|Proteomes:UP000006803};
RX PubMed=20203057; DOI=10.1093/dnares/dsq004;
RA Fujisawa T., Narikawa R., Okamoto S., Ehira S., Yoshimura H., Suzuki I.,
RA Masuda T., Mochimaru M., Takaichi S., Awai K., Sekine M., Horikawa H.,
RA Yashiro I., Omata S., Takarada H., Katano Y., Kosugi H., Tanikawa S.,
RA Ohmori K., Sato N., Ikeuchi M., Fujita N., Ohmori M.;
RT "Genomic structure of an economically important cyanobacterium, Arthrospira
RT (Spirulina) platensis NIES-39.";
RL DNA Res. 17:85-103(2010).
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; AP011615; BAI91633.1; -; Genomic_DNA.
DR RefSeq; WP_006616772.1; NC_016640.1.
DR STRING; 696747.NIES39_J05870; -.
DR EnsemblBacteria; BAI91633; BAI91633; NIES39_J05870.
DR KEGG; arp:NIES39_J05870; -.
DR PATRIC; fig|696747.3.peg.1646; -.
DR eggNOG; COG2010; Bacteria.
DR HOGENOM; CLU_104149_1_0_3; -.
DR OMA; DYMKDPT; -.
DR OrthoDB; 1553768at2; -.
DR BioCyc; APLA696747:G1GWL-3797-MONOMER; -.
DR Proteomes; UP000006803; 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:UP000006803};
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 163 AA; 18148 MW; 222347CA119AF96E CRC64;
MLKRYIWLAV ATVFFTFQMW VGNANALELT EELRTFPINA QGDTAVLSLK EIKKGQQVFN
AACAQCHALG VTKTNPDVNL SPEALALATP PRDNIAALVD YIKNPTTYDG FVEISELHPS
LKSSDIFPKM RNISEDDLYN VAGYILLQPK VRGEQWGGGK YLR
//
