Q69B69 · Q69B69_BALED

Function

function

Core subunit of the mitochondrial membrane respiratory chain NADH dehydrogenase (Complex I) which catalyzes electron transfer from NADH through the respiratory chain, using ubiquinone as an electron acceptor. Essential for the catalytic activity and assembly of complex I.

Catalytic activity

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 Componentmitochondrial inner membrane
Cellular Componentrespiratory chain complex I
Molecular FunctionNADH dehydrogenase (ubiquinone) activity
Molecular FunctionNADH dehydrogenase activity
Molecular Functionubiquinone binding
Biological ProcessATP synthesis coupled electron transport
Biological Processelectron transport coupled proton transport

Keywords

Enzyme and pathway databases

Names & Taxonomy

Protein names

  • Recommended name
    NADH-ubiquinone oxidoreductase chain 4
  • EC number

Gene names

    • Name
      ND4

Encoded on

  • Mitochondrion

Organism names

  • Taxonomic identifier
  • Taxonomic lineage
    Eukaryota > Metazoa > Chordata > Craniata > Vertebrata > Euteleostomi > Mammalia > Eutheria > Laurasiatheria > Artiodactyla > Whippomorpha > Cetacea > Mysticeti > Balaenopteridae > Balaenoptera

Accessions

  • Primary accession
    Q69B69

Subcellular Location

Membrane
; Multi-pass membrane protein
Mitochondrion membrane
; Multi-pass membrane protein

Features

Showing features for transmembrane.

TypeIDPosition(s)Description
Transmembrane21-42Helical
Transmembrane94-110Helical
Transmembrane116-133Helical
Transmembrane145-167Helical
Transmembrane193-216Helical
Transmembrane228-246Helical
Transmembrane258-278Helical
Transmembrane285-303Helical
Transmembrane309-329Helical
Transmembrane350-373Helical
Transmembrane393-414Helical
Transmembrane435-455Helical

Keywords

Interaction

Subunit

Core subunit of respiratory chain NADH dehydrogenase (Complex I) which is composed of 45 different subunits.

Family & Domains

Features

Showing features for domain.

TypeIDPosition(s)Description
Domain1-109NADH:ubiquinone oxidoreductase chain 4 N-terminal
Domain112-402NADH:quinone oxidoreductase/Mrp antiporter membrane subunit

Sequence similarities

Belongs to the complex I subunit 4 family.

Keywords

Family and domain databases

Sequence

  • Sequence status
    Fragment
  • Length
    459
  • Mass (Da)
    51,943
  • Last updated
    2004-09-13 v1
  • Checksum
    1886971E4207CC69
MLKFIIPTIMLMPLTWLSKNNLIWINSTAHSLLISFSSLLLLNQLNENSLNYSLIFFSDPLSTPLLMLTMWLLPLMLMASQSHLIKEPPVRKKLYITMLITLQTLLIMTFTATELILFYIMFEATLIPTLIIITRWGNQTERLNAGLYFLFYTLIGSLPLLVALVYLQNTTGSLNFLLLQHWAEPLSTSWSNIFMWLACMMAFLVKMPLYGLHLWLPKAHVEAPIARSMVLAAVLLKLGGYGMLRITSMLNPLTEHMAYPFLMLSLWGMIMTSSICLRQTDLKSLIAYSSVSHMALVIAAILIQTPWSYMGATALMIAHGLTSSMLFCLANSNYERIHSRTMILARGLQVFLPLMATWWLLASLTNLALPPTINLIGELLVVMSVFSWSNPTILLMGANIVITALYTLYMLIMTQRGKHTHHINNITPSFTREHTLMALHIIPLLLLSLNPKIILGPLY

Features

Showing features for non-terminal residue.

TypeIDPosition(s)Description
Non-terminal residue459

Sequence databases

Nucleotide SequenceProtein SequenceMolecule TypeStatus
AY398631
EMBL· GenBank· DDBJ
AAR33070.1
EMBL· GenBank· DDBJ
Genomic DNA

Similar Proteins

Disclaimer

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