A0A346IQB2 · A0A346IQB2_9POAL

  • Protein
    Cytochrome b6-f complex subunit 5
  • Gene
    petG
  • Status
    UniProtKB unreviewed (TrEMBL)
  • Amino acids
  • Protein existence
    Inferred from homology
  • Annotation score
    2/5

Function

function

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. PetG is required for either the stability or assembly of the cytochrome b6-f complex.

GO annotations

all annotationsall molecular functionnucleotide bindingmolecular_functionnucleic acid bindingdna bindingchromatin bindingdna-binding transcription factor activityrna bindingcytoskeletal motor activitycatalytic activitynuclease activitysignaling receptor bindingstructural molecule activitytransporter activitybindingprotein bindingtranslation factor activity, rna bindinglipid bindingkinase activitytransferase activityhydrolase activityoxygen bindingenzyme regulator activitycarbohydrate bindingsignaling receptor activitytranslation regulator activitytranscription regulator activityother molecular functionall biological processcarbohydrate metabolic processgeneration of precursor metabolites and energynucleobase-containing compound metabolic processdna metabolic processtranslationlipid metabolic processtransportresponse to stresscell cyclecell communicationsignal transductioncell-cell signalingmulticellular organism developmentcircadian rhythmbiological_processmetabolic processcatabolic processbiosynthetic processresponse to light stimulusresponse to external stimulustropismresponse to biotic stimulusresponse to abiotic stimulusresponse to endogenous stimulusembryo developmentpost-embryonic developmentfruit ripeningabscissionpollinationflower developmentcellular processprogrammed cell deathphotosynthesiscellular component organizationcell growthprotein metabolic processcellular homeostasissecondary metabolic processreproductive processcell differentiationprotein modification processgrowthepigenetic regulation of gene expressionresponse to chemicalanatomical structure developmentregulation of molecular functionother biological processall cellular componentcellular_componentextracellular regioncell wallintracellular anatomical structurenucleusnuclear envelopenucleoplasmnucleoluscytoplasmmitochondrionlysosomeendosomevacuoleperoxisomeendoplasmic reticulumgolgi apparatuscytosolribosomecytoskeletonplasma membranechloroplastplastidthylakoidmembraneexternal encapsulating structureother cellular component
Cell color indicative of number of GO terms
AspectTerm
Cellular Componentchloroplast thylakoid membrane
Cellular Componentcytochrome b6f complex
Molecular Functionelectron transporter, transferring electrons within cytochrome b6/f complex of photosystem II activity
Biological Processcytochrome complex assembly
Biological Processphotosynthesis

Keywords

Names & Taxonomy

Protein names

  • Recommended name
    Cytochrome b6-f complex subunit 5
  • Alternative names
    • Cytochrome b6-f complex subunit PetG
    • Cytochrome b6-f complex subunit V

Gene names

    • Name
      petG
    • ORF names
      Pasi_gp046

Encoded on

  • Chloroplast

Organism names

  • Taxonomic identifier
  • Organism
  • Taxonomic lineage
    Eukaryota > Viridiplantae > Streptophyta > Embryophyta > Tracheophyta > Spermatophyta > Magnoliopsida > Liliopsida > Poales > Poaceae > PACMAD clade > Panicoideae > Andropogonodae > Paspaleae > Paspalinae > Paspalum

Accessions

  • Primary accession
    A0A346IQB2

Subcellular Location

Membrane
; Single-pass membrane protein
Plastid, chloroplast thylakoid membrane
; Single-pass membrane protein

Features

Showing features for transmembrane.

TypeIDPosition(s)Description
Transmembrane6-27Helical

Keywords

Interaction

Subunit

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.

Family & Domains

Sequence similarities

Belongs to the PetG family.

Keywords

Family and domain databases

Sequence

  • Sequence status
    Complete
  • Length
    37
  • Mass (Da)
    4,170
  • Last updated
    2018-11-07 v1
  • Checksum
    A98EA4D30CB983C5
MIEVFLFGIVLGLIPITLAGLFVTAYLQYRRGDQLDL

Sequence databases

Nucleotide SequenceProtein SequenceMolecule TypeStatus
MG523997
EMBL· GenBank· DDBJ
AXP21132.1
EMBL· GenBank· DDBJ
Genomic DNA

Similar Proteins

Disclaimer

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