FB2026_03 , released September 17, 2026
CV Term Report
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General Information
Term polynucleotide 3'-phosphatase activity ID (Ontology) GO:0046403 (Gene Ontology)
Definition Catalysis of the reaction: a 3'end (2'-deoxyribonucleotide 3'-phosphate)-DNA + H2O = a 3'-end 2'-deoxyribonucleotide-DNA + phosphate.
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Data ClassFieldDirect annotations
Genes (FBgn)GO_MOLECULAR_FUNCTION
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 polynucleotide 3'-phosphatase activity (all annotations which use CV term, excluding "NOT" statements)
     enables | polynucleotide 3'-phosphatase activity
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  phosphoric ester hydrolase activity
   |__phosphatase activity
       |__polynucleotide 3'-phosphatase activity  1 rec.
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Is a phosphatase activity
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Synonyms
  • "2'(3')-polynucleotidase activity" RELATED[ EC:3 ]
    "5'-polynucleotidekinase 3'-phosphatase activity" RELATED[ EC:3 ]
    "deoxyribonucleate 3'-phosphatase activity" RELATED[ EC:3 ]
    "DNA 3'-phosphatase activity" RELATED[ EC:3 ]
    "polynucleotide 3'-phosphohydrolase activity" RELATED[ EC:3 ]
Secondary IDs
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EC:3.1.3.32
MetaCyc:POLYNUCLEOTIDE-3-PHOSPHATASE-RXN
Reactome:R-HSA-5649705 "PNKP hydrolyzes the terminal 3'Pi at the NEIL1,NEIL2-generated single strand break (SSB)"
RHEA:14113