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Database: UniProt
Entry: P49510
LinkDB: P49510
Original site: P49510 
ID   CY550_ODOSI             Reviewed;         163 AA.
AC   P49510;
DT   01-FEB-1996, integrated into UniProtKB/Swiss-Prot.
DT   01-FEB-1996, sequence version 1.
DT   26-NOV-2014, entry version 87.
DE   RecName: Full=Cytochrome c-550 {ECO:0000255|HAMAP-Rule:MF_01378};
DE   AltName: Full=Cytochrome c550 {ECO:0000255|HAMAP-Rule:MF_01378};
DE   Flags: Precursor;
GN   Name=psbV {ECO:0000255|HAMAP-Rule:MF_01378};
OS   Odontella sinensis (Marine centric diatom) (Biddulphia sinensis).
OG   Plastid; Chloroplast.
OC   Eukaryota; Stramenopiles; Bacillariophyta; Mediophyceae;
OC   Biddulphiophycidae; Eupodiscales; Eupodiscaceae; Odontella.
OX   NCBI_TaxID=2839;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RA   Kowallik K.V., Stoebe B., Schaffran I., Kroth-Pancic P., Freier U.;
RT   "The chloroplast genome of a chlorophyll a+c-containing alga,
RT   Odontella sinensis.";
RL   Plant Mol. Biol. Rep. 13:336-342(1995).
CC   -!- FUNCTION: Low-potential cytochrome c that plays a role in the
CC       oxygen-evolving complex of photosystem II. {ECO:0000255|HAMAP-
CC       Rule:MF_01378}.
CC   -!- COFACTOR:
CC       Name=heme; Xref=ChEBI:CHEBI:30413;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01378};
CC       Note=Binds 1 heme group covalently per subunit.
CC       {ECO:0000255|HAMAP-Rule:MF_01378};
CC   -!- SUBUNIT: The oxygen-evolving complex may be composed of psbO,
CC       psbQ', psbV and psbU. {ECO:0000305}.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane
CC       {ECO:0000255|HAMAP-Rule:MF_01378}; Peripheral membrane protein
CC       {ECO:0000255|HAMAP-Rule:MF_01378}; Lumenal side
CC       {ECO:0000255|HAMAP-Rule:MF_01378}. Note=Associated with
CC       photosystem II at the lumenal side of the thylakoid membrane.
CC       {ECO:0000255|HAMAP-Rule:MF_01378}.
CC   -!- SIMILARITY: Belongs to the cytochrome c family. PsbV subfamily.
CC       {ECO:0000255|HAMAP-Rule:MF_01378}.
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DR   EMBL; Z67753; CAA91732.1; -; Genomic_DNA.
DR   PIR; S78359; S78359.
DR   RefSeq; NP_043700.1; NC_001713.1.
DR   ProteinModelPortal; P49510; -.
DR   SMR; P49510; 44-151.
DR   GeneID; 801711; -.
DR   GO; GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-HAMAP.
DR   GO; GO:0009523; C:photosystem II; IEA:UniProtKB-KW.
DR   GO; GO:0009055; F:electron carrier 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-HAMAP.
DR   GO; GO:0019684; P:photosynthesis, light reaction; IEA:UniProtKB-HAMAP.
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; 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; 2.
DR   TIGRFAMs; TIGR03045; PS_II_C550; 1.
DR   PROSITE; PS51007; CYTC; 1.
PE   3: Inferred from homology;
KW   Chloroplast; Electron transport; Heme; Iron; Membrane; Metal-binding;
KW   Photosynthesis; Photosystem II; Plastid; Signal; Thylakoid; Transport.
FT   SIGNAL        1     26       {ECO:0000255|HAMAP-Rule:MF_01378}.
FT   CHAIN        27    163       Cytochrome c-550.
FT                                /FTId=PRO_0000006516.
FT   METAL        67     67       Iron (heme axial ligand).
FT                                {ECO:0000255|HAMAP-Rule:MF_01378}.
FT   METAL       118    118       Iron (heme axial ligand).
FT                                {ECO:0000255|HAMAP-Rule:MF_01378}.
FT   BINDING      63     63       Heme (covalent). {ECO:0000255|HAMAP-
FT                                Rule:MF_01378}.
FT   BINDING      66     66       Heme (covalent). {ECO:0000255|HAMAP-
FT                                Rule:MF_01378}.
SQ   SEQUENCE   163 AA;  17838 MW;  6DD17FE87ECF4935 CRC64;
     MFKKSYQFFA LVLFSIFNVL VTSASAIDLD EATRTVVADS NGNTTVLTPE QVKRGKRLFN
     NTCGACHVGG VTKTNPNVGL RPEGLSLATP RRDNAAALVD YLKNPTSYDG LESIAEIHPS
     IKSGDIYPRM RSLTDEDLFS IAGHILLQPK IVTEKWGGGK IYY
//
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