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Substance Name: RNA Ligase (ATP)
RN: 37353-39-2


  • An enzyme that catalyzes the conversion of linear RNA to a circular form by the transfer of the 5'-phosphate to the 3'-hydroxyl terminus. It also catalyzes the covalent joining of two polyribonucleotides in phosphodiester linkage. EC
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Names and Synonyms

Name of Substance

  • RNA Ligase (ATP)

MeSH Heading

  • RNA Ligase (ATP)


  • Ligase, tRNA
  • Polyribonucleotide Synthetase
  • Synthetase, Polyribonucleotide
  • tRNA Ligase

Systematic Name

  • Poly(ribonucleotide):poly(ribonucleotide)ligase (AMP-forming)

Registry Numbers

CAS Registry Number

  • 37353-39-2

System Generated Number

  • 0037353392