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A2BVC4

- UCRI_PROM5

UniProt

A2BVC4 - UCRI_PROM5

Protein

Cytochrome b6-f complex iron-sulfur subunit

Gene

petC

Organism
Prochlorococcus marinus (strain MIT 9515)
Status
Reviewed - Annotation score: 3 out of 5- Protein inferred from homologyi
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    • History
      Entry version 65 (01 Oct 2014)
      Sequence version 1 (20 Feb 2007)
      Previous versions | rss
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    Functioni

    Component of the cytochrome b6-f complex, which mediates electron transfer between photosystem II (PSII) and photosystem I (PSI), cyclic electron flow around PSI, and state transitions.UniRule annotation

    Catalytic activityi

    Plastoquinol + 2 oxidized plastocyanin + 2 H+(Side 1) = plastoquinone + 2 reduced plastocyanin + 4 H+(Side 2).UniRule annotation

    Cofactori

    Binds 1 2Fe-2S cluster per subunit.UniRule annotation

    Sites

    Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
    Metal bindingi107 – 1071Iron-sulfur (2Fe-2S)UniRule annotation
    Metal bindingi109 – 1091Iron-sulfur (2Fe-2S); via pros nitrogenUniRule annotation
    Metal bindingi125 – 1251Iron-sulfur (2Fe-2S)UniRule annotation
    Metal bindingi128 – 1281Iron-sulfur (2Fe-2S); via pros nitrogenUniRule annotation

    GO - Molecular functioni

    1. 2 iron, 2 sulfur cluster binding Source: UniProtKB-KW
    2. electron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity Source: UniProtKB-HAMAP
    3. metal ion binding Source: UniProtKB-KW
    4. plastoquinol--plastocyanin reductase activity Source: UniProtKB-HAMAP
    5. ubiquinol-cytochrome-c reductase activity Source: InterPro

    GO - Biological processi

    1. photosynthesis Source: UniProtKB-HAMAP

    Keywords - Molecular functioni

    Oxidoreductase

    Keywords - Biological processi

    Electron transport, Transport

    Keywords - Ligandi

    2Fe-2S, Iron, Iron-sulfur, Metal-binding

    Enzyme and pathway databases

    BioCyciPMAR167542:GI3N-545-MONOMER.

    Names & Taxonomyi

    Protein namesi
    Recommended name:
    Cytochrome b6-f complex iron-sulfur subunitUniRule annotation (EC:1.10.9.1UniRule annotation)
    Alternative name(s):
    Plastohydroquinone:plastocyanin oxidoreductase iron-sulfur proteinUniRule annotation
    Short name:
    ISPUniRule annotation
    Short name:
    RISPUniRule annotation
    Rieske iron-sulfur proteinUniRule annotation
    Gene namesi
    Name:petCUniRule annotation
    Ordered Locus Names:P9515_05261
    OrganismiProchlorococcus marinus (strain MIT 9515)
    Taxonomic identifieri167542 [NCBI]
    Taxonomic lineageiBacteriaCyanobacteriaProchloralesProchlorococcaceaeProchlorococcus
    ProteomesiUP000001589: Chromosome

    Subcellular locationi

    Cellular thylakoid membrane UniRule annotation; Single-pass membrane protein UniRule annotation
    Note: The transmembrane helix obliquely spans the membrane in one monomer, and its extrinsic C-terminal domain is part of the other monomer.UniRule annotation

    GO - Cellular componenti

    1. integral component of membrane Source: UniProtKB-KW
    2. thylakoid membrane Source: UniProtKB-SubCell

    Keywords - Cellular componenti

    Membrane, Thylakoid

    PTM / Processingi

    Molecule processing

    Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
    Chaini1 – 178178Cytochrome b6-f complex iron-sulfur subunitPRO_0000298459Add
    BLAST

    Amino acid modifications

    Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
    Disulfide bondi112 ↔ 127UniRule annotation

    Keywords - PTMi

    Disulfide bond

    Interactioni

    Subunit structurei

    The 4 large subunits of the cytochrome b6-f complex are cytochrome b6, subunit IV (17 kDa polypeptide, PetD), cytochrome f and the Rieske protein, while the 4 small subunits are PetG, PetL, PetM and PetN. The complex functions as a dimer.UniRule annotation

    Protein-protein interaction databases

    STRINGi167542.P9515_05261.

    Structurei

    3D structure databases

    ProteinModelPortaliA2BVC4.
    SMRiA2BVC4. Positions 8-177.
    ModBaseiSearch...
    MobiDBiSearch...

    Transmembrane

    Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
    Transmembranei20 – 4223HelicalUniRule annotationAdd
    BLAST

    Family & Domainsi

    Domains and Repeats

    Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
    Domaini65 – 16197RieskeUniRule annotationAdd
    BLAST

    Sequence similaritiesi

    Contains 1 Rieske domain.UniRule annotation

    Keywords - Domaini

    Transmembrane, Transmembrane helix

    Phylogenomic databases

    eggNOGiCOG0723.
    HOGENOMiHOG000255192.
    KOiK02636.
    OMAiPWTETDF.
    OrthoDBiEOG6S52N7.

    Family and domain databases

    Gene3Di2.102.10.10. 1 hit.
    HAMAPiMF_01335. Cytb6_f_Rieske.
    InterProiIPR014909. Cyt_b6-f_cplx_Fe-S_su.
    IPR023960. Cyt_b6_f_Rieske.
    IPR017941. Rieske_2Fe-2S.
    IPR014349. Rieske_Fe-S_prot.
    IPR005805. Rieske_Fe-S_prot_C.
    IPR006311. TAT_signal.
    [Graphical view]
    PANTHERiPTHR10134. PTHR10134. 1 hit.
    PfamiPF08802. CytB6-F_Fe-S. 1 hit.
    PF00355. Rieske. 1 hit.
    [Graphical view]
    PRINTSiPR00162. RIESKE.
    SUPFAMiSSF50022. SSF50022. 1 hit.
    PROSITEiPS51296. RIESKE. 1 hit.
    PS51318. TAT. 1 hit.
    [Graphical view]

    Sequencei

    Sequence statusi: Complete.

    A2BVC4-1 [UniParc]FASTAAdd to Basket

    « Hide

    MTQLSSNDVP SMGRRQFMNL LTFGTATGVA LGALYPVANY FMPLRAGGGG    50
    GGTSAKDELG NPVTKTGWLA NHQAGDRSLV QGLKGDPTYL IVNSEGDIGE 100
    FGLNAICTHL GCVVPWDSGA NKFICPCHGS QYDTNGKVVR GPAPLSLALA 150
    HVDVDDDAVL VKQWSETDFR TNENPWWA 178
    Length:178
    Mass (Da):18,925
    Last modified:February 20, 2007 - v1
    Checksum:i0A93AAE97A607D99
    GO

    Sequence databases

    Select the link destinations:
    EMBL
    GenBank
    DDBJ
    Links Updated
    CP000552 Genomic DNA. Translation: ABM71735.1.
    RefSeqiWP_011819843.1. NC_008817.1.
    YP_001010842.1. NC_008817.1.

    Genome annotation databases

    EnsemblBacteriaiABM71735; ABM71735; P9515_05261.
    GeneIDi4720039.
    KEGGipmc:P9515_05261.
    PATRICi23014628. VBIProMar113831_0545.

    Cross-referencesi

    Sequence databases

    Select the link destinations:
    EMBL
    GenBank
    DDBJ
    Links Updated
    CP000552 Genomic DNA. Translation: ABM71735.1 .
    RefSeqi WP_011819843.1. NC_008817.1.
    YP_001010842.1. NC_008817.1.

    3D structure databases

    ProteinModelPortali A2BVC4.
    SMRi A2BVC4. Positions 8-177.
    ModBasei Search...
    MobiDBi Search...

    Protein-protein interaction databases

    STRINGi 167542.P9515_05261.

    Protocols and materials databases

    Structural Biology Knowledgebase Search...

    Genome annotation databases

    EnsemblBacteriai ABM71735 ; ABM71735 ; P9515_05261 .
    GeneIDi 4720039.
    KEGGi pmc:P9515_05261.
    PATRICi 23014628. VBIProMar113831_0545.

    Phylogenomic databases

    eggNOGi COG0723.
    HOGENOMi HOG000255192.
    KOi K02636.
    OMAi PWTETDF.
    OrthoDBi EOG6S52N7.

    Enzyme and pathway databases

    BioCyci PMAR167542:GI3N-545-MONOMER.

    Family and domain databases

    Gene3Di 2.102.10.10. 1 hit.
    HAMAPi MF_01335. Cytb6_f_Rieske.
    InterProi IPR014909. Cyt_b6-f_cplx_Fe-S_su.
    IPR023960. Cyt_b6_f_Rieske.
    IPR017941. Rieske_2Fe-2S.
    IPR014349. Rieske_Fe-S_prot.
    IPR005805. Rieske_Fe-S_prot_C.
    IPR006311. TAT_signal.
    [Graphical view ]
    PANTHERi PTHR10134. PTHR10134. 1 hit.
    Pfami PF08802. CytB6-F_Fe-S. 1 hit.
    PF00355. Rieske. 1 hit.
    [Graphical view ]
    PRINTSi PR00162. RIESKE.
    SUPFAMi SSF50022. SSF50022. 1 hit.
    PROSITEi PS51296. RIESKE. 1 hit.
    PS51318. TAT. 1 hit.
    [Graphical view ]
    ProtoNeti Search...

    Publicationsi

    1. Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
      Strain: MIT 9515.

    Entry informationi

    Entry nameiUCRI_PROM5
    AccessioniPrimary (citable) accession number: A2BVC4
    Entry historyi
    Integrated into UniProtKB/Swiss-Prot: August 21, 2007
    Last sequence update: February 20, 2007
    Last modified: October 1, 2014
    This is version 65 of the entry and version 1 of the sequence. [Complete history]
    Entry statusiReviewed (UniProtKB/Swiss-Prot)
    Annotation programProkaryotic Protein Annotation Program

    Miscellaneousi

    Miscellaneous

    The Rieske iron-sulfur protein is a high potential 2Fe-2S protein.

    Keywords - Technical termi

    Complete proteome

    Documents

    1. SIMILARITY comments
      Index of protein domains and families

    External Data

    Dasty 3