CATH Classification

Domain Context

CATH Clusters

Superfamily Cyclic phosphodiesterase
Functional Family

Enzyme Information

3.1.4.58
RNA 2',3'-cyclic 3'-phosphodiesterase.
based on mapping to UniProt P37025
(Ribonucleotide)(n)-2',3'-cyclic phosphate + H(2)O = (ribonucleotide)(n)- 2'-phosphate.
-!- The enzyme hydrolyzes RNA 2',3'-cyclic phosphodiester to an RNA 2'-phosphomonoester. -!- In vitro the enzyme can also ligate tRNA molecules with 2',3'-cyclic phosphate to tRNA with 5'-hydroxyl termini, forming a 2'-5' phosphodiester linkage. -!- However, the ligase activity is unlikely to be relevant in vivo.

UniProtKB Entries (1)

P37025
THPR_ECOLI
Escherichia coli K-12
RNA 2',3'-cyclic phosphodiesterase

PDB Structure

PDB 4QAK
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Structure of phosphoesterase
Remus, B.S., Shuman, S.
To be Published
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