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UniProt functional annotation for P82603 | ||
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| UniProt code: P82603. |
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| Organism: | |
Limnospira maxima (Arthrospira maxima). |
| Taxonomy: | |
Bacteria; Cyanobacteria; Oscillatoriophycideae; Oscillatoriales; Microcoleaceae; Limnospira. |
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| Function: | |
Low-potential cytochrome c that plays a role in the oxygen- evolving complex of photosystem II. {ECO:0000305}. |
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| Cofactor: | |
Name=heme; Xref=ChEBI:CHEBI:30413; Evidence={ECO:0000269|PubMed:11478889}; Note=Binds 1 heme group covalently per subunit (PubMed:11478889).; |
| Biophysicochemical properties: | |
Redox potential: E(0) is -260 mV.; |
| Subunit: | |
The cyanobacterial oxygen-evolving complex is composed of PsbO, PsbP, PsbQ, PsbV and PsbU (Potential). Homodimer in crystal structure (PubMed:11478889). {ECO:0000255|HAMAP-Rule:MF_01378, ECO:0000269|PubMed:11478889}. |
| Subcellular location: | |
Cellular thylakoid membrane {ECO:0000255|HAMAP- Rule:MF_01378}; Peripheral membrane protein {ECO:0000255|HAMAP- Rule:MF_01378}; Lumenal side {ECO:0000255|HAMAP-Rule:MF_01378}. Note=Associated with photosystem II at the lumenal side of the thylakoid membrane. {ECO:0000255|HAMAP-Rule:MF_01378}. |
| Similarity: | |
Belongs to the cytochrome c family. PsbV subfamily. {ECO:0000255|HAMAP-Rule:MF_01378}. |
Annotations taken from UniProtKB at the EBI.