Chemicals and Drugs

Phosphatidylinositol-3,4,5-Trisphosphate 5-Phosphatases

Phosphoinositide phosphatases that catalyze the dephosphorylation (hydrolysis) of phosphatidylinositol-3,4,5-trisphosphate (PtdIns(3,4,5)P(3)) to produce PtdIns(3,4)P(2), which negatively regulates the PI3K ( 3-PHOSPHOINOSITIDE-DEPENDENT PROTEIN KINASES) pathways. They contain an SH2 DOMAIN and STERILE ALPHA MOTIF and have important functions in regulating the immune response and other cellular processes in vertebrates.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

Phosphoinositide phosphatases that catalyze the dephosphorylation (hydrolysis) of phosphatidylinositol-3,4,5-trisphosphate (PtdIns(3,4,5)P(3)) to produce PtdIns(3,4)P(2), which negatively regulates the PI3K ( 3-PHOSPHOINOSITIDE-DEPENDENT PROTEIN KINASES) pathways. They contain an SH2 DOMAIN and STERILE ALPHA MOTIF and have important functions in regulating the immune response and other cellular processes in vertebrates.

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Classification

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Synonyms

4 entry terms
  • SHIP Phosphatases
  • Src Homology 2 Domain-Containing Inositol Phosphatases
  • Phosphatases, SHIP
  • Src Homology 2 Domain Containing Inositol Phosphatases

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

2017

MeSH Record

Previous Indexing

  • Phosphoric Monoester Hydrolases (1996-2016)

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References

  1. National Library of Medicine. Phosphatidylinositol-3,4,5-Trisphosphate 5-Phosphatases. Medical Subject Headings (MeSH). 2026. Unique ID D000072183. http://id.nlm.nih.gov/mesh/2026/D000072183
  2. Phosphatidylinositol-3,4,5-Trisphosphate 5-Phosphatases. In: Wikipedia. https://en.wikipedia.org/wiki/Phosphatidylinositol-3,4,5-trisphosphate_5-phosphatase
  3. Phosphatidylinositol-3,4,5-Trisphosphate 5-Phosphatases. In: Wikidata. https://www.wikidata.org/wiki/Q10640506