P00168 · CYB5_ALOSE

Function

function

Cytochrome b5 is a membrane-bound hemoprotein functioning as an electron carrier for several membrane-bound oxygenases.

Features

Showing features for binding site.

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SDEAVKYYTLEEIQKHNHSKSTWLILHHKVYDLTKFLEEHPGGEEVLREQAGGDATEDFEDVGHSTDARELSKTYIIGELHPDDRPK
TypeIDPosition(s)Description
Binding site40Fe (UniProtKB | ChEBI) of heme (UniProtKB | ChEBI); axial binding residue
Binding site64Fe (UniProtKB | ChEBI) of heme (UniProtKB | ChEBI); axial binding residue

GO annotations

all annotationsall molecular functionvirus receptor activitydna bindingrna bindingcytoskeletal motor activitycatalytic activitygtpase activitystructural molecule activitytransporter activitycytoskeletal protein bindinglipid bindingcyclase activityantioxidant activityoxidoreductase activitytransferase activityhydrolase activitylyase activityisomerase activityligase activityprotein tag activitycargo receptor activityhistone bindingprotein folding chaperonetranslation regulator activitynutrient reservoir activityreceptor ligand activitymolecular transducer activitymolecular adaptor activitytoxin activitycell adhesion mediator activitymolecular function regulator activityvirus coreceptor activitycatalytic activity, acting on a proteincatalytic activity, acting on dnacatalytic activity, acting on rnamolecular carrier activitytranscription regulator activitygeneral transcription initiation factor activitymolecular sensor activitymolecular sequestering activityatp-dependent activityother molecular functionall biological processmitotic cell cyclecytokinesiscytoplasmic translationimmune system processmuscle system processcirculatory system processrenal system processrespiratory system processcarbohydrate metabolic processgeneration of precursor metabolites and energydna replicationdna repairdna recombinationchromatin organizationdna-templated transcriptionregulation of dna-templated transcriptiontrna metabolic processprotein foldingprotein glycosylationamino acid metabolic processmodified amino acid metabolic processlipid metabolic processvitamin metabolic processsulfur compound metabolic processintracellular protein transportnucleocytoplasmic transportautophagyinflammatory responsemitochondrion organizationcytoskeleton organizationmicrotubule-based movementperoxisome organizationlysosome organizationchromosome segregationcell adhesionestablishment or maintenance of cell polarityprogrammed cell deathphotosynthesismrna metabolic processsnrna metabolic processvesicle-mediated transportreproductive processdigestive system processsignalingcell differentiationprotein catabolic processextracellular matrix organizationregulatory ncrna-mediated gene silencingtelomere organizationcell junction organizationwound healingribosome biogenesiscilium organizationanatomical structure developmentcell motilitynervous system processendocrine processprotein maturationtransmembrane transportnucleobase-containing small molecule metabolic processhepaticobiliary system processmembrane organizationprotein-containing complex assemblycell wall organization or biogenesisnitrogen cycle metabolic processprotein localization to plasma membranedefense response to other organismdetoxificationmeiotic nuclear divisionmitotic nuclear divisionmitochondrial gene expressioncarbohydrate derivative metabolic processother biological processall cellular componentnuclear chromosomeextracellular regionextracellular spacecell wallnucleusnuclear envelopenucleoplasmchromosomenucleolusmitochondrionlysosomeendosomevacuoleperoxisomeendoplasmic reticulumgolgi apparatuslipid dropletmicrotubule organizing centercytosolribosomecytoskeletonplasma membraneciliumplastidthylakoidexternal encapsulating structureextracellular matrixcytoplasmic vesicleorganelleother cellular component
Cell color indicative of number of GO terms
AspectTerm
Cellular Componentendoplasmic reticulum membrane
Molecular Functionheme binding
Molecular Functionmetal ion binding

Keywords

Names & Taxonomy

Protein names

  • Recommended name
    Cytochrome b5

Gene names

    • Name
      CYB5A
    • Synonyms
      CYB5

Organism names

  • Taxonomic identifier
  • Taxonomic lineage
    Eukaryota > Metazoa > Chordata > Craniata > Vertebrata > Euteleostomi > Mammalia > Eutheria > Euarchontoglires > Primates > Haplorrhini > Platyrrhini > Atelidae > Alouattinae > Alouatta

Accessions

  • Primary accession
    P00168

Subcellular Location

Endoplasmic reticulum membrane
; Single-pass membrane protein
Microsome membrane
; Single-pass membrane protein

Keywords

PTM/Processing

Features

Showing features for chain, modified residue.

TypeIDPosition(s)Description
ChainPRO_00001660071-87Cytochrome b5
Modified residue6N6-acetyllysine
Modified residue15N6-acetyllysine

Keywords

Structure

Family & Domains

Features

Showing features for domain.

TypeIDPosition(s)Description
Domain5-81Cytochrome b5 heme-binding

Sequence similarities

Belongs to the cytochrome b5 family.

Keywords

Family and domain databases

Sequence

  • Sequence status
    Fragment
  • Length
    87
  • Mass (Da)
    10,032
  • Last updated
    1989-10-01 v2
  • Checksum
    5B3552315D1A0F5C
SDEAVKYYTLEEIQKHNHSKSTWLILHHKVYDLTKFLEEHPGGEEVLREQAGGDATEDFEDVGHSTDARELSKTYIIGELHPDDRPK

Features

Showing features for sequence conflict, non-terminal residue.

TypeIDPosition(s)Description
Sequence conflict11-14in Ref. 1; AA sequence
Sequence conflict85-87in Ref. 1; AA sequence
Non-terminal residue87

Keywords

Sequence databases

Similar Proteins

Disclaimer

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