FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

activin receptor activity, type I

ID (Ontology)

GO:0016361 (Gene Ontology)

Definition

Combining with activin-bound type II activin receptor to initiate a change in cell activity; upon binding, acts as a downstream transducer of activin signals.[ PubMed:8622651 ]

Also Known As

"type I activin receptor activity"

Comment

Links to External Ontologies

QuickGO data AmiGO data

Annotations

Records annotated with this term OR any of its CHILD TERMS

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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
activin receptor activity, type I (all annotations which use CV term, excluding "NOT" statements)
enables \| activin receptor activity, type I

Spanning Tree (Parents/Children)

  transmembrane receptor protein serine/threonine kinase activity
   |__activin receptor activity
       |__activin receptor activity, type I  2 rec.

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	activin receptor activity
Part of
Synonyms & Secondary IDs
Synonyms
	"type I activin receptor activity" EXACT
Secondary IDs

External Crossreferences & Linkouts