Chemicals and Drugs

Phosphodiesterase I

A phosphoric diester hydrolase that removes 5'-nucleotides from the 3'-hydroxy termini of 3'-hydroxy-terminated OLIGONUCLEOTIDES. It has low activity towards POLYNUCLEOTIDES and the presence of 3'-phosphate terminus on the substrate may inhibit hydrolysis.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A phosphoric diester hydrolase that removes 5'-nucleotides from the 3'-hydroxy termini of 3'-hydroxy-terminated OLIGONUCLEOTIDES. It has low activity towards POLYNUCLEOTIDES and the presence of 3'-phosphate terminus on the substrate may inhibit hydrolysis.

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Classification

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MeSH Record

Synonyms

13 entry terms
  • 5'-Exonuclease
  • 5'-Nucleotidephosphodiesterase
  • Alkaline Phosphodiesterase
  • Alkaline Phosphodiesterase I
  • Oligonucleate 5'-Nucleotidohydrolase
  • Orthophosphoric Diester Phosphohydrolase
  • 5' Exonuclease
  • 5' Nucleotidephosphodiesterase
  • Diester Phosphohydrolase, Orthophosphoric
  • Oligonucleate 5' Nucleotidohydrolase
  • Phosphodiesterase I, Alkaline
  • Phosphodiesterase, Alkaline
  • Phosphohydrolase, Orthophosphoric Diester

MeSH Record

Aspects Covered

29 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, analysis, antagonists & inhibitors, biosynthesis, blood, cerebrospinal fluid, chemical synthesis, chemistry, classification, deficiency, drug effects, economics, genetics, history, immunology, isolation & purification, metabolism, pharmacokinetics, pharmacology, physiology, poisoning, radiation effects, standards, supply & distribution, therapeutic use, toxicity, ultrastructure, urine.

MeSH Record

History Note

2004; use PHOSPHODIESTERASE I (NM) 1980-2003

MeSH Record

Previous Indexing

  • Phosphoric Diester Hydrolases (1978-2003)

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AMA Style

References

  1. National Library of Medicine. Phosphodiesterase I. Medical Subject Headings (MeSH). 2026. Unique ID D043264. http://id.nlm.nih.gov/mesh/2026/D043264
  2. Phosphodiesterase I. In: Wikipedia. https://en.wikipedia.org/wiki/PDE1
  3. Phosphodiesterase I. In: Wikidata. https://www.wikidata.org/wiki/Q5864323