Skip Header

You are using a version of browser that may not display all the features of this website. Please consider upgrading your browser.
Basket 0
(max 400 entries)x

Your basket is currently empty.

Select item(s) and click on "Add to basket" to create your own collection here
(400 entries max)

B8HNR1

- UCRI_CYAP4

UniProt

B8HNR1 - UCRI_CYAP4

Protein

Cytochrome b6-f complex iron-sulfur subunit

Gene

petC

Organism
Cyanothece sp. (strain PCC 7425 / ATCC 29141)
Status
Reviewed - Annotation score: 3 out of 5- Protein inferred from homologyi
    • BLAST
    • Align
    • Format
    • Add to basket
    • History
      Entry version 44 (01 Oct 2014)
      Sequence version 1 (03 Mar 2009)
      Previous versions | rss
    • Help video
    • Feedback
    • Comment

    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 bindingi108 – 1081Iron-sulfur (2Fe-2S)UniRule annotation
    Metal bindingi110 – 1101Iron-sulfur (2Fe-2S); via pros nitrogenUniRule annotation
    Metal bindingi126 – 1261Iron-sulfur (2Fe-2S)UniRule annotation
    Metal bindingi129 – 1291Iron-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

    BioCyciCSP395961:GJDE-1236-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:Cyan7425_1419
    OrganismiCyanothece sp. (strain PCC 7425 / ATCC 29141)
    Taxonomic identifieri395961 [NCBI]
    Taxonomic lineageiBacteriaCyanobacteriaOscillatoriophycideaeChroococcalesCyanothece
    ProteomesiUP000002511: 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 – 179179Cytochrome b6-f complex iron-sulfur subunitPRO_1000166187Add
    BLAST

    Amino acid modifications

    Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
    Disulfide bondi113 ↔ 128UniRule 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

    STRINGi395961.Cyan7425_1419.

    Structurei

    Transmembrane

    Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
    Transmembranei21 – 4323HelicalUniRule annotationAdd
    BLAST

    Family & Domainsi

    Domains and Repeats

    Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
    Domaini61 – 162102RieskeUniRule 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.
    [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.
    [Graphical view]

    Sequencei

    Sequence statusi: Complete.

    B8HNR1-1 [UniParc]FASTAAdd to Basket

    « Hide

    MAQLSGTPDV PDMGRRQFMN LLTFGSATGV ALGMLYPVVR YFIPPASGGV    50
    GGGVVAKDAL GNDISVSDFL AKHPANDRAL AQGLKGDPTY IVVQDDHTIG 100
    DYGLNAVCTH LGCVVPWNIS ENKFICPCHG SQYDNTGKVV RGPAPLSLAL 150
    AHAAVSDDKI TFTPWTETDF RTGKEPWWT 179
    Length:179
    Mass (Da):19,106
    Last modified:March 3, 2009 - v1
    Checksum:iCEB4DCD0AFFCD158
    GO

    Sequence databases

    Select the link destinations:
    EMBL
    GenBank
    DDBJ
    Links Updated
    CP001344 Genomic DNA. Translation: ACL43792.1.
    RefSeqiWP_012626883.1. NC_011884.1.
    YP_002482153.1. NC_011884.1.

    Genome annotation databases

    EnsemblBacteriaiACL43792; ACL43792; Cyan7425_1419.
    GeneIDi7287340.
    KEGGicyn:Cyan7425_1419.
    PATRICi21563779. VBICyaSp30657_1412.

    Cross-referencesi

    Sequence databases

    Select the link destinations:
    EMBL
    GenBank
    DDBJ
    Links Updated
    CP001344 Genomic DNA. Translation: ACL43792.1 .
    RefSeqi WP_012626883.1. NC_011884.1.
    YP_002482153.1. NC_011884.1.

    3D structure databases

    ModBasei Search...
    MobiDBi Search...

    Protein-protein interaction databases

    STRINGi 395961.Cyan7425_1419.

    Protocols and materials databases

    Structural Biology Knowledgebase Search...

    Genome annotation databases

    EnsemblBacteriai ACL43792 ; ACL43792 ; Cyan7425_1419 .
    GeneIDi 7287340.
    KEGGi cyn:Cyan7425_1419.
    PATRICi 21563779. VBICyaSp30657_1412.

    Phylogenomic databases

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

    Enzyme and pathway databases

    BioCyci CSP395961:GJDE-1236-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.
    [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.
    [Graphical view ]
    ProtoNeti Search...

    Publicationsi

    1. "Novel metabolic attributes of the genus Cyanothece, comprising a group of unicellular nitrogen-fixing Cyanobacteria."
      Bandyopadhyay A., Elvitigala T., Welsh E., Stockel J., Liberton M., Min H., Sherman L.A., Pakrasi H.B.
      MBio 2:E214-E214(2011) [PubMed] [Europe PMC] [Abstract]
      Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
      Strain: PCC 7425 / ATCC 29141.

    Entry informationi

    Entry nameiUCRI_CYAP4
    AccessioniPrimary (citable) accession number: B8HNR1
    Entry historyi
    Integrated into UniProtKB/Swiss-Prot: July 28, 2009
    Last sequence update: March 3, 2009
    Last modified: October 1, 2014
    This is version 44 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, Reference proteome

    Documents

    1. SIMILARITY comments
      Index of protein domains and families

    External Data

    Dasty 3