FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

specification of segmental identity, head

ID (Ontology)

GO:0007380 (Gene Ontology)

Definition

The specification of the characteristic structures of the head segments following establishment of segment boundaries. Identity is considered to be the aggregate of characteristics by which a structure is recognized.[ ISBN:0878932437 ]

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
specification of segmental identity, head (all annotations which use CV term, excluding "NOT" statements)
involved_in \| specification of segmental identity, head

Spanning Tree (Parents/Children)

blastoderm segmentation
 |__head segmentation__________
pattern specification process  |
 |__segment specification______|
 |__head segmentation__________|
segmentation                   |
 |__segment specification______|
head development               |
 |__head segmentation__________|
                               specification of segmental identity, head  11 rec.
                                |__specification of segmental identity, antennal segment 2 rec.
                                |__specification of segmental identity, intercalary segment 1 rec.
                                |__specification of segmental identity, labial segment 2 rec.
                                |__specification of segmental identity, mandibular segment
                                |__specification of segmental identity, maxillary segment 2 rec.

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	segment specification
Part of	head segmentation
Synonyms & Secondary IDs
Synonyms

Secondary IDs

External Crossreferences & Linkouts