FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

peptidase inhibitor activity

ID (Ontology)

GO:0030414 (Gene Ontology)

Definition

Binds to and stops, prevents or reduces the activity of a peptidase, any enzyme that catalyzes the hydrolysis peptide bonds.

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
peptidase inhibitor activity (all annotations which use CV term, excluding "NOT" statements)
enables \| peptidase inhibitor activity
NOT \| enables \| peptidase inhibitor activity

Spanning Tree (Parents/Children)

enzyme regulator activity
 |__enzyme inhibitor activity__________
 |__peptidase regulator activity_______|
molecular function inhibitor activity  |
 |__enzyme inhibitor activity__________|
                                       peptidase inhibitor activity  95 rec.
                                        |__endopeptidase inhibitor activity 92 rec.
                                        |   |__aspartic-type endopeptidase inhibitor activity
                                        |   |__cysteine-type endopeptidase inhibitor activity(+) 8 rec.
                                        |   |__metalloendopeptidase inhibitor activity 7 rec.
                                        |   |__serine-type endopeptidase inhibitor activity 75 rec.
                                        |__peptidyl-dipeptidase inhibitor activity

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	enzyme inhibitor activity peptidase regulator activity
Part of
Synonyms & Secondary IDs
Synonyms
	"protease inhibitor activity" NARROW
Secondary IDs

External Crossreferences & Linkouts