FB2026_03 , released September 17, 2026
Complex: PTW-PP1 COMPLEX PP1-87B VARIANT
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General Information
Name
PTW-PP1 COMPLEX PP1-87B VARIANT
Species
D. melanogaster
Symbol
PTW-PP1-87B
FlyBase ID
FBgg0002147
Date last reviewed
2025-07-28
Number of members
4
Description
Description
A nuclear protein serine/threonine phosphatase complex that regulates gene expression. The core of the complex is formed by a protein phosphatase 1 catalytic subunit and the scaffolding/nuclear-targeting subunit PNUTS. (Adapted from FBrf0262508 and PMID:20516061.)
Notes on Group
Source Material
The PTW-PP1 COMPLEX PP1-87B VARIANT Gene Group has been compiled using the following publication(s): Duncalf et al., 2025 and Ciurciu et al., 2013 .
Key Gene Ontology (GO) terms
Molecular Function
protein serine/threonine phosphatase activity
Biological Process
regulation of transcription by RNA polymerase II
Cellular Component
PTW/PP1 phosphatase complex
nucleus
Enzymatic activity
Enzyme name (EC)
protein-serine/threonine phosphatase (3.1.3.16)
Related Gene Groups
Parent group(s)
PTW-PP1 PHOSPHATASE COMPLEXES
Members (4)
For all members:
GO ribbon stack
 molecular functionbiological processcellular component
External Data
Synonyms and Secondary IDs
Synonym(s)
PTW-PP1-87B
PTW-PP1 COMPLEX PP1-87B VARIANT
Secondary FlyBase ID(s)
References (3)