FB2026_02 , released June 18, 2026
FB2026_02 , released June 18, 2026
CV Term Report
Help Close All Open All
General Information
Term polynucleotide 5'-phosphatase activity ID (Ontology) GO:0004651 (Gene Ontology)
Definition Catalysis of the reaction: a 5'-phosphopolynucleotide + H2O = a polynucleotide + phosphate.[ EC:3 ]
Comment
Links to External Ontologies
  QuickGO data     AmiGO data
Annotations
Records annotated with this term OR any of its CHILD TERMS
    Results list data from multiple species. Click on a button above and use the 'Filter by species' options on the resulting HitList to retrieve species-specific data.
Records annotated with this exact term (annotations to child terms are NOT included)
Data Class Field Records
Genes (FBgn)  GO_MOLECULAR_FUNCTION       1
show Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records
 Full annotation statements 
Relevant FlyBase reports
 Genes
 polynucleotide 5'-phosphatase activity (all annotations which use CV term, excluding "NOT" statements)       1
     enables | polynucleotide 5'-phosphatase activity       1
Spanning Tree (Parents/Children)
Only view relationship: 
  phosphoric ester hydrolase activity
   |__phosphatase activity
       |__polynucleotide 5'-phosphatase activity  3 rec.
           |__mRNA 5'-diphosphatase activity 1 rec.
           |__mRNA 5'-triphosphate monophosphatase activity 1 rec.
Spanning Tree View Settings
Parents/Children
View Depth
Show hierarchy levels: for parents, for children
hide Relationships
Is a phosphatase activity
Part of
hide Synonyms & Secondary IDs
Synonyms
  • "5'-polynucleotidase activity" RELATED[ EC:3 ]
    "polynucleotide 5'-phosphohydrolase activity" RELATED[ EC:3 ]
    "polynucleotide 5'-triphosphatase activity" RELATED[ EC:3 ]
Secondary IDs
hide External Crossreferences & Linkouts
EC:3.1.3.33
MetaCyc:RXN-21861
Reactome:R-HSA-77078 "Hydrolysis of the 5'-end of the nascent transcript by the capping enzyme"
Reactome:R-HSA-9923980 "NS3 cleaves triphosphate moiety of genomic +ssRNA"
RHEA:67772
RHEA:67776