FB2026_03 , released September 17, 2026
CV Term Report
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General Information
Term CCA tRNA nucleotidyltransferase activity ID (Ontology) GO:0004810 (Gene Ontology)
Definition Catalysis of the reaction: a tRNA precursor + ATP + 2 CTP = a tRNA with a 3' CCA end + 3 diphosphate.[ PubMed:2247609 ]
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Data ClassFieldDirect annotations
Genes (FBgn)GO_MOLECULAR_FUNCTION
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 CCA tRNA nucleotidyltransferase activity (all annotations which use CV term, excluding "NOT" statements)
     enables | CCA tRNA nucleotidyltransferase activity
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nucleotidyltransferase activity
 |__cytidylyltransferase activity_________
catalytic activity, acting on RNA         |
 |__catalytic activity, acting on a tRNA__|
                                          CCA tRNA nucleotidyltransferase activity  1 rec.
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Is a cytidylyltransferase activity
catalytic activity, acting on a tRNA
Part of
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Synonyms
  • "ATP(CTP)-tRNA nucleotidyltransferase" BROAD
    "ATP(CTP):tRNA nucleotidyltransferase activity" BROAD
    "CCA-adding enzyme activity" RELATED[ EC:2 ]
    "CTP(ATP):tRNA nucleotidyltransferase" BROAD
    "CTP:tRNA cytidylyltransferase activity" BROAD
    "ribonucleic cytidylic cytidylic adenylic pyrophosphorylase" BROAD[ EC:2 ]
    "ribonucleic cytidylyltransferase" BROAD
    "transfer ribonucleate adenyltransferase activity" RELATED[ EC:2 ]
    "transfer ribonucleate adenylyltransferase" BROAD[ EC:2 ]
    "transfer ribonucleate nucleotidyltransferase" BROAD
    "transfer ribonucleic acid nucleotidyl transferase" BROAD
    "transfer ribonucleic adenylyl (cytidylyl) transferase" BROAD[ EC:2 ]
    "transfer ribonucleic-terminal trinucleotide nucleotidyltransferase" BROAD
    "transfer RNA adenylyltransferase" BROAD[ EC:2 ]
    "transfer-RNA nucleotidyltransferase" BROAD[ EC:2 ]
    "tRNA adenylyl(cytidylyl)transferase" BROAD[ EC:2 ]
    "tRNA CCA-diphosphorylase activity" RELATED[ EC:2 ]
    "tRNA cytidylyltransferase activity" RELATED
    "tRNA-nucleotidyltransferase activity" BROAD[ EC:2 ]
Secondary IDs
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EC:2.7.7.72
MetaCyc:TRNA-CYTIDYLYLTRANSFERASE-RXN
RHEA:14433