FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

microtubule polymerization

ID (Ontology)

GO:0046785 (Gene Ontology)

Definition

The addition of tubulin heterodimers to one or both ends of a microtubule.

Also Known As

"microtubule 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	Gene Groups	Genes
microtubule polymerization (all annotations which use CV term, excluding "NOT" statements)
involved_in \| microtubule polymerization	--

Spanning Tree (Parents/Children)

microtubule cytoskeleton organization
 |__microtubule polymerization or depolymerization__
cellular component organization                     |
 |__supramolecular fiber organization_______________|
protein-containing complex assembly                 |
 |__protein polymerization__________________________|
                                                    microtubule polymerization  50 rec.
                                                     |__microtubule nucleation 36 rec.
                                                     |   |__chromatin-templated microtubule nucleation
                                                     |   |__microtubule nucleation by microtubule organizing center(+) 3 rec.
                                                     |   |__mitotic spindle-templated microtubule nucleation 16 rec.
                                                     |   |__regulation of microtubule nucleation(+) 2 rec.
                                                     |__regulation of microtubule polymerization 10 rec.
                                                         |__negative regulation of microtubule polymerization(+) 2 rec.
                                                         |__positive regulation of microtubule polymerization(+) 8 rec.
                                                         |__regulation of microtubule nucleation(+) 2 rec.

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	microtubule polymerization or depolymerization protein polymerization supramolecular fiber organization
Part of
Synonyms & Secondary IDs
Synonyms
	"microtubule assembly" EXACT "microtubule formation" RELATED
Secondary IDs

External Crossreferences & Linkouts