FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

actomyosin contractile ring assembly

ID (Ontology)

GO:0000915 (Gene Ontology)

Definition

The process of assembly of a ring composed of actin, myosin, and associated proteins that will function in cytokinesis.

Also Known As

"contractile ring assembly" ; "cytokinesis, actomyosin contractile ring assembly"

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

Data Class	Field	Direct annotations
Genes (FBgn)	GO_BIOLOGICAL_PROCESS

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
actomyosin contractile ring assembly (all annotations which use CV term, excluding "NOT" statements)
involved_in \| actomyosin contractile ring assembly

Spanning Tree (Parents/Children)

cell cycle process
 |__actomyosin contractile ring organization__________________
cellular component assembly                                   |
 |__assembly of actomyosin apparatus involved in cytokinesis__|
cortical actin cytoskeleton organization                      |
 |__actomyosin contractile ring organization__________________|
actomyosin structure organization                             |
 |__actomyosin contractile ring organization__________________|
cytokinetic process                                           |
 |__assembly of actomyosin apparatus involved in cytokinesis__|
cytoskeleton-dependent cytokinesis                            |
 |__assembly of actomyosin apparatus involved in cytokinesis__|
 |__actomyosin contractile ring organization__________________|
                                                              actomyosin contractile ring assembly  14 rec.
                                                               |__actomyosin contractile ring assembly actin filament organization
                                                               |   |__actomyosin contractile ring actin filament bundle assembly(+)
                                                               |   |__actomyosin contractile ring assembly actin filament bundle convergence
                                                               |   |__mitotic actomyosin contractile ring assembly actin filament organization(+)
                                                               |__mitotic actomyosin contractile ring assembly 3 rec.
                                                               |   |__mitotic actomyosin contractile ring assembly actin filament organization(+)
                                                               |   |__protein localization to cell division site involved in mitotic actomyosin contractile ring assembly(+)
                                                               |   |__regulation of mitotic actomyosin contractile ring assembly(+)
                                                               |__regulation of cytokinesis, actomyosin contractile ring assembly 2 rec.
                                                                   |__negative regulation of cytokinesis, actomyosin contractile ring assembly(+)
                                                                   |__positive regulation of cytokinesis, actomyosin contractile ring assembly(+)
                                                                   |__regulation of mitotic actomyosin contractile ring assembly(+)

Spanning Tree View Settings
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Relationships
Is a	assembly of actomyosin apparatus involved in cytokinesis actomyosin contractile ring organization
Part of
Synonyms & Secondary IDs
Synonyms
	"constriction ring assembly" NARROW "contractile ring assembly" EXACT "cytokinesis, actomyosin contractile ring assembly" EXACT "cytokinesis, actomyosin contractile ring formation" RELATED "cytokinesis, actomyosin ring biosynthesis" RELATED "cytokinesis, actomyosin ring formation" RELATED "cytokinesis, contractile ring assembly" RELATED "myosin filament organisation involved in cytokinetic actomyosin contractile ring assembly" RELATED "myosin filament organization involved in cytokinetic actomyosin contractile ring assembly" RELATED "myosin filament organization of constriction ring assembly" RELATED "myosin filament organization of contractile ring assembly" RELATED
Secondary IDs

External Crossreferences & Linkouts