B8LIN5 · B8LIN5_9MARC

  • Protein
    Cytochrome f
  • Gene
    petA
  • 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.

Cofactor

heme (UniProtKB | Rhea| CHEBI:30413 )

Note: Binds 1 heme group covalently.

Features

Showing features for binding site.

132050100150200250300
TypeIDPosition(s)Description
Binding site36Fe (UniProtKB | ChEBI) of heme (UniProtKB | ChEBI); axial binding residue
Binding site56heme (UniProtKB | ChEBI); covalent
Binding site59heme (UniProtKB | ChEBI); covalent
Binding site60Fe (UniProtKB | ChEBI) of heme (UniProtKB | ChEBI); axial binding residue

GO annotations

AspectTerm
Cellular Componentchloroplast thylakoid membrane
Molecular Functionelectron transfer activity
Molecular Functionheme binding
Molecular Functioniron ion binding
Biological Processphotosynthesis

Keywords

Names & Taxonomy

Protein names

  • Recommended name
    Cytochrome f

Gene names

    • Name
      petA

Encoded on

  • Chloroplast

Organism names

  • Taxonomic identifier
  • Organism
  • Taxonomic lineage
    Eukaryota > Viridiplantae > Streptophyta > Embryophyta > Marchantiophyta > Jungermanniopsida > Metzgeriidae > Metzgeriales > Aneuraceae > Aneura

Accessions

  • Primary accession
    B8LIN5

Subcellular Location

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

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

Features

Showing features for domain.

TypeIDPosition(s)Description
Domain36-190Cytochrome f large

Sequence similarities

Belongs to the cytochrome f family.

Keywords

Family and domain databases

Sequence

  • Sequence status
    Complete
  • Length
    320
  • Mass (Da)
    35,298
  • Last updated
    2009-03-03 v1
  • Checksum
    9F5887CA9E801650
MQNKKLKNLIRKWITQLVSIIVIANTVICPPISEAYPIFAQQSYDDPREATGRIVCANCHLAKKSVEIEVPQSVLPDTVFEAIVRIPYDSQVKQVLANGKKGSLNVGAVLILPEGFELAPPNRISPEMKKKIGSAFIQPYKDDKKNILVIGPIPGEKYGEIIFPILSPDPTTNKEVHFLKYPIYVGGNRGRGQIYPDGSRSNNTVYDASVTGQVNKILRKGKMGYEIIITDASDGHEVIDTIPAGPEIIVSEGEFVRIDQPLTNNPNVGGFGQSDAEVVLQDPSRIRGPSLFFGSVILAQIFLVLKKKQFEKVQLAEMNF

Sequence databases

Nucleotide SequenceProtein SequenceMolecule TypeStatus
EF554383
EMBL· GenBank· DDBJ
ABV04305.1
EMBL· GenBank· DDBJ
Genomic DNA

Similar Proteins

Disclaimer

Any medical or genetic information present in this entry is provided for research, educational and informational purposes only. It is not in any way intended to be used as a substitute for professional medical advice, diagnosis, treatment or care. Our staff consists of biologists and biochemists that are not trained to give medical advice.
We'd like to inform you that we have updated our Privacy Notice to comply with Europe’s new General Data Protection Regulation (GDPR) that applies since 25 May 2018.
FeedbackHelp