B3CUN6 · MIAA_ORITI

Function

function

Catalyzes the transfer of a dimethylallyl group onto the adenine at position 37 in tRNAs that read codons beginning with uridine, leading to the formation of N6-(dimethylallyl)adenosine (i6A).

Catalytic activity

Cofactor

Mg2+ (UniProtKB | Rhea| CHEBI:18420 )

Features

Showing features for binding site, site.

134550100150200250300
TypeIDPosition(s)Description
Binding site9-16ATP (UniProtKB | ChEBI)
Binding site11-16substrate
Site137Interaction with substrate tRNA
Site159Interaction with substrate tRNA

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
Molecular FunctionATP binding
Molecular FunctiontRNA dimethylallyltransferase activity
Biological ProcesstRNA modification

Keywords

Enzyme and pathway databases

Names & Taxonomy

Protein names

  • Recommended name
    tRNA dimethylallyltransferase
  • EC number
  • Alternative names
    • Dimethylallyl diphosphate:tRNA dimethylallyltransferase
      (DMAPP:tRNA dimethylallyltransferase
      ; DMATase
      )
    • Isopentenyl-diphosphate:tRNA isopentenyltransferase
      (IPP transferase
      ; IPPT
      ; IPTase
      )

Gene names

    • Name
      miaA
    • Ordered locus names
      OTT_1625

Organism names

Accessions

  • Primary accession
    B3CUN6

Proteomes

PTM/Processing

Features

Showing features for chain.

TypeIDPosition(s)Description
ChainPRO_00003772491-345tRNA dimethylallyltransferase

Interaction

Subunit

Monomer.

Structure

Family & Domains

Features

Showing features for region.

TypeIDPosition(s)Description
Region34-37Interaction with substrate tRNA
Region195-199Interaction with substrate tRNA

Sequence similarities

Belongs to the IPP transferase family.

Phylogenomic databases

Family and domain databases

Sequence

  • Sequence status
    Complete
  • Length
    345
  • Mass (Da)
    39,815
  • Last updated
    2008-07-22 v1
  • Checksum
    807554633C3C59CF
MNDIFIIAGPTASGKSELAMLLAQKFNGVIINADSMQIYKEIPIITASPSISEKQQIDHYLYNYVSIFHSDINELNSFDNISQSKVNADYNNINLQQSITKHLTDRRYSVAKYVQEACKIIRSVIHALKLPIVVGGSGMYINALVYGIHHIPEITLEIRMQVQDLYKKLTKQEFYQKLIDLDPISKNYIHSSDAQRMIRAYEVVLQTNKSIFSYHNSKLVSPLEGYNVKKIILLPDRQLLYQNCNQRFAKLATNGELVDEIIKIKPYYDHISISAKKALGINEIISYLNQELTIEEAITIAQQKIRQYAKRQLTWFRNQTINGYTLHYQSMSELYKTQVNDVFFN

Sequence databases

Nucleotide SequenceProtein SequenceMolecule TypeStatus
AP008981
EMBL· GenBank· DDBJ
BAG41083.1
EMBL· GenBank· DDBJ
Genomic DNA

Genome annotation databases

Similar Proteins

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