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P83792

- PETD_MASLA

UniProt

P83792 - PETD_MASLA

Protein

Cytochrome b6-f complex subunit 4

Gene

petD

Organism
Mastigocladus laminosus (Fischerella sp.)
Status
Reviewed - Annotation score: 3 out of 5- Experimental evidence at protein leveli
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    • History
      Entry version 67 (01 Oct 2014)
      Sequence version 2 (10 Jan 2006)
      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.

    GO - Molecular functioni

    1. electron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity Source: UniProtKB-HAMAP
    2. electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity Source: InterPro
    3. oxidoreductase activity Source: InterPro

    GO - Biological processi

    1. photosynthetic electron transport chain Source: InterPro

    Keywords - Biological processi

    Electron transport, Photosynthesis, Transport

    Names & Taxonomyi

    Protein namesi
    Recommended name:
    Cytochrome b6-f complex subunit 4UniRule annotation
    Alternative name(s):
    17 kDa polypeptideUniRule annotation
    Gene namesi
    Name:petDUniRule annotation
    OrganismiMastigocladus laminosus (Fischerella sp.)
    Taxonomic identifieri83541 [NCBI]
    Taxonomic lineageiBacteriaCyanobacteriaStigonematalesMastigocladus

    Subcellular locationi

    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 – 160160Cytochrome b6-f complex subunit 4PRO_0000061901Add
    BLAST

    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.

    Structurei

    Secondary structure

    1
    160
    Legend: HelixTurnBeta strand
    Show more details
    Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
    Helixi12 – 198
    Beta strandi26 – 305
    Helixi31 – 355
    Turni36 – 394
    Helixi40 – 5718
    Helixi79 – 813
    Helixi82 – 909
    Helixi94 – 11421
    Helixi115 – 1173
    Beta strandi119 – 1213
    Helixi123 – 1253
    Helixi127 – 14822
    Helixi151 – 1533
    Beta strandi154 – 1563
    Turni157 – 1593

    3D structure databases

    Select the link destinations:
    PDBe
    RCSB PDB
    PDBj
    Links Updated
    EntryMethodResolution (Å)ChainPositionsPDBsum
    1VF5X-ray3.00B/O1-160[»]
    2D2CX-ray3.80B/O1-160[»]
    2E74X-ray3.00B1-160[»]
    2E75X-ray3.55B1-160[»]
    2E76X-ray3.41B1-160[»]
    4H0LX-ray3.25B1-160[»]
    4H13X-ray3.07B1-160[»]
    4I7ZX-ray2.80B1-160[»]
    ProteinModelPortaliP83792.
    SMRiP83792. Positions 1-160.
    ModBaseiSearch...
    MobiDBiSearch...

    Miscellaneous databases

    EvolutionaryTraceiP83792.

    Transmembrane

    Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
    Transmembranei36 – 5621HelicalUniRule annotationAdd
    BLAST
    Transmembranei95 – 11521HelicalUniRule annotationAdd
    BLAST
    Transmembranei131 – 15121HelicalUniRule annotationAdd
    BLAST

    Family & Domainsi

    Sequence similaritiesi

    Belongs to the cytochrome b family. PetD subfamily.UniRule annotation

    Keywords - Domaini

    Transmembrane, Transmembrane helix

    Family and domain databases

    HAMAPiMF_01344. Cytb6_f_subIV.
    InterProiIPR005798. Cyt_b/b6_C.
    IPR005870. Cyt_b6/f_cplx_suIV.
    [Graphical view]
    PfamiPF00032. Cytochrom_B_C. 1 hit.
    [Graphical view]
    PIRSFiPIRSF000033. B6f_17K. 1 hit.
    SUPFAMiSSF81648. SSF81648. 1 hit.
    TIGRFAMsiTIGR01156. cytb6/f_IV. 1 hit.
    PROSITEiPS51003. CYTB_CTER. 1 hit.
    [Graphical view]

    Sequencei

    Sequence statusi: Complete.

    P83792-1 [UniParc]FASTAAdd to Basket

    « Hide

    MATLKKPDLS DPKLRAKLAK GMGHNYYGEP AWPNDLLYVF PVVIMGTFAC    50
    IVALSVLDPA MVGEPADPFA TPLEILPEWY LYPVFQILRS VPNKLLGVLL 100
    MASVPLGLIL VPFIENVNKF QNPFRRPVAT TIFLFGTLVT IWLGIGATFP 150
    LDKTLTLGLF 160
    Length:160
    Mass (Da):17,674
    Last modified:January 10, 2006 - v2
    Checksum:i3592F24AD0B6F4DE
    GO

    Sequence databases

    Select the link destinations:
    EMBL
    GenBank
    DDBJ
    Links Updated
    AY390357 Genomic DNA. Translation: AAR26243.1.

    Cross-referencesi

    Sequence databases

    Select the link destinations:
    EMBL
    GenBank
    DDBJ
    Links Updated
    AY390357 Genomic DNA. Translation: AAR26243.1 .

    3D structure databases

    Select the link destinations:
    PDBe
    RCSB PDB
    PDBj
    Links Updated
    Entry Method Resolution (Å) Chain Positions PDBsum
    1VF5 X-ray 3.00 B/O 1-160 [» ]
    2D2C X-ray 3.80 B/O 1-160 [» ]
    2E74 X-ray 3.00 B 1-160 [» ]
    2E75 X-ray 3.55 B 1-160 [» ]
    2E76 X-ray 3.41 B 1-160 [» ]
    4H0L X-ray 3.25 B 1-160 [» ]
    4H13 X-ray 3.07 B 1-160 [» ]
    4I7Z X-ray 2.80 B 1-160 [» ]
    ProteinModelPortali P83792.
    SMRi P83792. Positions 1-160.
    ModBasei Search...
    MobiDBi Search...

    Protocols and materials databases

    Structural Biology Knowledgebase Search...

    Miscellaneous databases

    EvolutionaryTracei P83792.

    Family and domain databases

    HAMAPi MF_01344. Cytb6_f_subIV.
    InterProi IPR005798. Cyt_b/b6_C.
    IPR005870. Cyt_b6/f_cplx_suIV.
    [Graphical view ]
    Pfami PF00032. Cytochrom_B_C. 1 hit.
    [Graphical view ]
    PIRSFi PIRSF000033. B6f_17K. 1 hit.
    SUPFAMi SSF81648. SSF81648. 1 hit.
    TIGRFAMsi TIGR01156. cytb6/f_IV. 1 hit.
    PROSITEi PS51003. CYTB_CTER. 1 hit.
    [Graphical view ]
    ProtoNeti Search...

    Publicationsi

    1. "Cloning and characterization of the petBD and petCA operon from the thermophilic cyanobacterium Mastigocladus laminosus."
      Yan J., Zhang H., Cramer W.A.
      Submitted (SEP-2003) to the EMBL/GenBank/DDBJ databases
      Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
    2. "Structure of the cytochrome b6f complex of oxygenic photosynthesis: tuning the cavity."
      Kurisu G., Zhang H., Smith J.L., Cramer W.A.
      Science 302:1009-1014(2003) [PubMed] [Europe PMC] [Abstract]
      Cited for: X-RAY CRYSTALLOGRAPHY (3.0 ANGSTROMS).

    Entry informationi

    Entry nameiPETD_MASLA
    AccessioniPrimary (citable) accession number: P83792
    Secondary accession number(s): Q5YJJ5
    Entry historyi
    Integrated into UniProtKB/Swiss-Prot: April 13, 2004
    Last sequence update: January 10, 2006
    Last modified: October 1, 2014
    This is version 67 of the entry and version 2 of the sequence. [Complete history]
    Entry statusiReviewed (UniProtKB/Swiss-Prot)
    Annotation programProkaryotic Protein Annotation Program

    Miscellaneousi

    Keywords - Technical termi

    3D-structure

    Documents

    1. PDB cross-references
      Index of Protein Data Bank (PDB) cross-references
    2. SIMILARITY comments
      Index of protein domains and families

    External Data

    Dasty 3