Q9RA45 · NARK2_THETH

  • Protein
    Probable nitrate/nitrite antiporter NarK2
  • Gene
    narK2
  • Status
    UniProtKB reviewed (Swiss-Prot)
  • Amino acids
  • Protein existence
    Inferred from homology
  • Annotation score
    3/5

Function

function

Probable nitrate/nitrite antiporter that may be involved in nitrate import and nitrite export during anaerobic growth.

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 Componentplasma membrane
Molecular Functionantiporter activity
Molecular Functionnitrate transmembrane transporter activity
Molecular Functionnitrite transmembrane transporter activity
Biological Processnitrate assimilation

Keywords

Protein family/group databases

Names & Taxonomy

Protein names

  • Recommended name
    Probable nitrate/nitrite antiporter NarK2

Gene names

    • Name
      narK2
    • Synonyms
      narT

Organism names

  • Taxonomic identifier
  • Strain
    • NAR1
  • Taxonomic lineage
    Bacteria > Deinococcota > Deinococci > Thermales > Thermaceae > Thermus

Accessions

  • Primary accession
    Q9RA45

Subcellular Location

Cell membrane
; Multi-pass membrane protein

Features

Showing features for transmembrane.

TypeIDPosition(s)Description
Transmembrane32-52Helical
Transmembrane66-86Helical
Transmembrane95-115Helical
Transmembrane123-143Helical
Transmembrane172-192Helical
Transmembrane210-230Helical
Transmembrane256-276Helical
Transmembrane292-312Helical
Transmembrane314-334Helical
Transmembrane346-366Helical
Transmembrane383-403Helical
Transmembrane409-429Helical

Keywords

Phenotypes & Variants

Disruption phenotype

Mutation has minor effects on the ability to grow anaerobically. In contrast, narK1/narK2 double mutant is unable to grow anaerobically.

PTM/Processing

Features

Showing features for chain.

TypeIDPosition(s)Description
ChainPRO_00004398601-443Probable nitrate/nitrite antiporter NarK2

Structure

Family & Domains

Sequence similarities

Keywords

Family and domain databases

Sequence

  • Sequence status
    Complete
  • Length
    443
  • Mass (Da)
    49,070
  • Last updated
    2012-05-16 v2
  • Checksum
    8A9E3AC8C7006E36
MLKSAKGTWITDWNPEDPKRWDPALAWRTLWITTFNLTLSFITWYVVSALVVRLPKVGFELSTTQLFWLTAMPGLAGGTLRIIWTFLPPILGTRHLVTFSTLLLLIPLLGWGFAVQNTGTPYWVLLLLAFLAGIGGGHFSGYMPSTSYFFPKRLQGTALGLQAGIGNFGVSIVQFVTPWIIGFALFGSLLGGPQTFTPKPGVSQPIWLQNATFAWVPFVLLGALLAWVYLRSVPIRANFREQFDIFRDKHTWIMTSLYIMTFGSFSGFSAIFPLLIREVYGKFEGAPDPLRYAFLGPLVGSLARVIAGPISDRLGGAIVTQVSAIGIFLSALLVTLYTRPTSLDQFPMFVVAMLLIFFFSGVGNASTFKQMPMIFPPRQAGGVIGWTAAVAAYGPFLFSTLAAYTQQATGGFTAFFYGLMVFYAFNFFLNWYYYARKGAEKPC

Sequence databases

Nucleotide SequenceProtein SequenceMolecule TypeStatus
Y10124
EMBL· GenBank· DDBJ
CAB65480.2
EMBL· GenBank· DDBJ
Genomic DNA

Similar Proteins

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