Q2RSB4 · PNTB_RHORT

Function

function

The transhydrogenation between NADH and NADP is coupled to respiration and ATP hydrolysis and functions as a proton pump across the membrane.

Catalytic activity

Features

Showing features for binding site.

TypeIDPosition(s)Description
Binding site316-317NADP+ (UniProtKB | ChEBI)
Binding site348-353NADP+ (UniProtKB | ChEBI)
Binding site390-394NADP+ (UniProtKB | ChEBI)
Binding site425-432NADP+ (UniProtKB | ChEBI)
Binding site451-452NADP+ (UniProtKB | ChEBI)

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 FunctionNADP binding
Molecular Functionproton-translocating NAD(P)+ transhydrogenase activity

Keywords

Enzyme and pathway databases

Names & Taxonomy

Protein names

  • Recommended name
    NAD(P) transhydrogenase subunit beta
  • EC number
  • Alternative names
    • Nicotinamide nucleotide transhydrogenase subunit beta
    • Proton-translocating transhydrogenase NADP(H)-binding component
    • Pyridine nucleotide transhydrogenase subunit beta
    • dIII

Gene names

    • Name
      pntB
    • Synonyms
      nntB
    • Ordered locus names
      Rru_A2181

Organism names

Accessions

  • Primary accession
    Q2RSB4
  • Secondary accessions
    • Q59763
    • Q59765

Proteomes

Subcellular Location

Cell inner membrane
; Multi-pass membrane protein

Features

Showing features for transmembrane.

TypeIDPosition(s)Description
Transmembrane54-74Helical
Transmembrane86-106Helical
Transmembrane126-146Helical
Transmembrane164-184Helical
Transmembrane191-211Helical
Transmembrane227-247Helical

Keywords

PTM/Processing

Features

Showing features for chain.

TypeIDPosition(s)Description
ChainPRO_00002316651-464NAD(P) transhydrogenase subunit beta

Interaction

Subunit

Complex of an alpha and a beta chain; in Rhodospirillum, the alpha chain seems to be made of two subunits.

Protein-protein interaction databases

Family & Domains

Sequence similarities

Belongs to the PNT beta subunit family.

Keywords

Phylogenomic databases

Family and domain databases

Sequence

  • Sequence status
    Complete
  • Length
    464
  • Mass (Da)
    47,808
  • Last updated
    2006-01-24 v1
  • Checksum
    79200D4F8861779B
MTHSLTMAAYIVAGVLFILALRGLSNPESARNGNRMGMVGMAIAILTTLLSPSVQAYAWIVLAIAIGGAIGTVIAKKVLMTALPQLVAAFHSLVGMAAVLVATGALLNPEAYGIGSAGAIHAGSLVEMSLGLAVGAITFSGSVIAFGKLQGLIAGKPVTFPMQHPLNAVLGILLVVLLVVFAATESHTAYFALMILAFALGFLLIIPIGGADMPVVISMLNSYSGWAAAGIGFTLGNPLLIIAGALVGSSGAILSYIMCKGMNRSIFNVILGGFGSEGGVAAAGGAAGDRSVKAGSAEDAAFIMKNASKVIIVPGYGMAVAQAQHALREMADVLKKEGVEVSYAIHPVAGRMPGHMNVLLAEANVPYDEVFELEEINSSFQTADVAFVIGANDVTNPAAKTDPSSPIYGMPILDVEKAGTVLFIKRSMASGYAGVENELFFRNNTMMLFGDAKKMTEQIVQAMN

Keywords

Sequence databases

Nucleotide SequenceProtein SequenceMolecule TypeStatus
U05294
EMBL· GenBank· DDBJ
AAA62495.1
EMBL· GenBank· DDBJ
Genomic DNA
CP000230
EMBL· GenBank· DDBJ
ABC22981.1
EMBL· GenBank· DDBJ
Genomic DNA

Genome annotation databases

Similar Proteins

Disclaimer

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