ID B4WKJ4_SYNS7 Unreviewed; 171 AA.
AC B4WKJ4;
DT 23-SEP-2008, integrated into UniProtKB/TrEMBL.
DT 23-SEP-2008, sequence version 1.
DT 12-AUG-2020, entry version 57.
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=S7335_4926 {ECO:0000313|EMBL:EDX87219.1};
OS Synechococcus sp. (strain ATCC 29403 / PCC 7335).
OC Bacteria; Cyanobacteria; Synechococcales; Synechococcaceae; Synechococcus;
OC unclassified Synechococcus.
OX NCBI_TaxID=91464 {ECO:0000313|EMBL:EDX87219.1, ECO:0000313|Proteomes:UP000005766};
RN [1] {ECO:0000313|EMBL:EDX87219.1, ECO:0000313|Proteomes:UP000005766}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 29403 / PCC 7335 {ECO:0000313|Proteomes:UP000005766};
RA Tandeau de Marsac N., Ferriera S., Johnson J., Kravitz S., Beeson K.,
RA Sutton G., Rogers Y.-H., Friedman R., Frazier M., Venter J.C.;
RL Submitted (JUL-2008) 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; DS989904; EDX87219.1; -; Genomic_DNA.
DR RefSeq; WP_006457004.1; NZ_DS989904.1.
DR STRING; 91464.S7335_4926; -.
DR EnsemblBacteria; EDX87219; EDX87219; S7335_4926.
DR eggNOG; COG2010; Bacteria.
DR HOGENOM; CLU_104149_1_0_3; -.
DR OrthoDB; 1553768at2; -.
DR Proteomes; UP000005766; Unassembled WGS sequence.
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:UP000005766};
KW Signal {ECO:0000256|ARBA:ARBA00022729};
KW Thylakoid {ECO:0000256|ARBA:ARBA00023078, ECO:0000256|HAMAP-Rule:MF_01378};
KW Transport {ECO:0000256|HAMAP-Rule:MF_01378}.
FT DOMAIN 58..157
FT /note="Cytochrome c"
FT /evidence="ECO:0000259|PROSITE:PS51007"
FT METAL 75
FT /note="Iron (heme axial ligand)"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01378"
FT METAL 126
FT /note="Iron (heme axial ligand)"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01378"
FT BINDING 71
FT /note="Heme (covalent)"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01378"
FT BINDING 74
FT /note="Heme (covalent)"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01378"
SQ SEQUENCE 171 AA; 18573 MW; 8118FCB8EBEED82D CRC64;
MIHILKSILT KALSIYICLT IAILTFSVMQ SAIASEIDPA SRTVSLNETG EQVTFSTRQL
MQGQRKFNGS CAQCHIDGAS KTNPDVDLGL ETLANATPAR DSVEAIVDYL HDPTTYDGLR
SLAELHPSTI RADLFPRMRD LGDDDLSAIA GYILAQPNII GDQWAGGKPK R
//
