FB2026_03 , released September 17, 2026

CV Term Report

Help Close All Open All

General Information

Term

RNA endonuclease activity producing 5'-phosphomonoesters, hydrolytic mechanism

ID (Ontology)

GO:0016891 (Gene Ontology)

Definition

Catalysis of the hydrolysis of ester linkages within ribonucleic acids by creating internal breaks to yield 5'-phosphomonoesters.

Also Known As

"endoribonuclease activity, producing 5'-phosphomonoesters"

Comment

Links to External Ontologies

QuickGO data AmiGO data

Annotations

Records annotated with this term OR any of its CHILD TERMS

Choose a record type to view annotations for this term and its child terms. Direct annotations and full annotation statements below also provide HitList buttons.

Results list data from multiple species. Choose a record type above to open its HitList.

Direct annotations: records annotated with this exact term (child terms are NOT included)

Data Class	Field	Direct annotations
Genes (FBgn)	GO_MOLECULAR_FUNCTION

Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records

Full annotation statements	Relevant FlyBase reports
Full annotation statements	Genes
RNA endonuclease activity producing 5'-phosphomonoesters, hydrolytic mechanism (all annotations which use CV term, excluding "NOT" statements)
enables \| RNA endonuclease activity producing 5'-phosphomonoesters, hydrolytic mechanism

Spanning Tree (Parents/Children)

endonuclease activity
 |__RNA endonuclease activity__________________
RNA nuclease activity                          |
 |__RNA endonuclease activity__________________|
hydrolase activity                             |
 |__hydrolase activity, acting on ester bonds__|
                                               RNA endonuclease activity producing 5'-phosphomonoesters, hydrolytic mechanism  23 rec.
                                                |__3'-tRNA processing endoribonuclease activity 1 rec.
                                                |__endoribonuclease activity, cleaving miRNA-paired mRNA 1 rec.
                                                |__endoribonuclease activity, cleaving siRNA-paired mRNA 1 rec.
                                                |__phosphodiesterase decapping endonuclease activity
                                                |__ribonuclease [poly-(U)-specific] activity
                                                |__ribonuclease E activity
                                                |__ribonuclease III activity 4 rec.
                                                |__ribonuclease IV activity
                                                |__ribonuclease IX activity
                                                |__ribonuclease M5 activity
                                                |__ribonuclease P activity 6 rec.
                                                |__ribonuclease P4 activity
                                                |__RNA lariat debranching enzyme activity 1 rec.
                                                |__RNA-(apurinic or apyrimidinic site) endonuclease activity
                                                |__RNA-DNA hybrid ribonuclease activity 6 rec.

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	RNA endonuclease activity hydrolase activity, acting on ester bonds
Part of
Synonyms & Secondary IDs
Synonyms
	"endoribonuclease activity, producing 5'-phosphomonoesters" EXACT
Secondary IDs

External Crossreferences & Linkouts
	EC:3.1.26.-