FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

hetero_compound_chromosome

ID (Ontology)

SO:1000140 (Sequence Ontology)

Definition

A compound chromosome whereby two arms from different chromosomes are connected through the centromere of one of them.

Also Known As

"hetero compound chromosome" ; "hetero-compound chromosome"

Comment

Links to External Ontologies

SO.org

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
Aberrations (FBab)	CLASS_OF_ABERRATION
Aberrations (FBab)	FEATURE_TYPE

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	Aberrations
hetero_compound_chromosome (all annotations which use CV term, excluding "NOT" statements)

Spanning Tree (Parents/Children)

  chromosome_structure_variation
   |__compound_chromosome
       |__hetero_compound_chromosome  101 rec.

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	compound_chromosome
Part of
Synonyms & Secondary IDs
Synonyms
	"hetero compound chromosome" EXACT "hetero-compound chromosome" EXACT
Secondary IDs

External Crossreferences & Linkouts