FB2025_05 , released December 11, 2025

CV Term Report

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General Information
Term	chromosome_part	ID (Ontology)	SO:0000830 (Sequence Ontology)
Definition	A region of a chromosome.
Also Known As	"chromosomal region" ; "chromosomal_region" ; "chromosome part"
Comment
Links to External Ontologies
	SO.org
Annotations
Records annotated with this term OR any of its CHILD TERMS
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Records annotated with this exact term (annotations to child terms are NOT included)
No relevant records available
Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records
No relevant statements available

Spanning Tree (Parents/Children)

region
 |__biological_region__
replicon               |
 |__chromosome_________|
                       chromosome_part  273 rec.
                        |__chromatin_regulatory_region
                        |__chromosomal_regulatory_element
                        |   |__matrix_attachment_site
                        |__chromosomal_structural_element
                        |   |__centromere(+)
                        |   |__subtelomere
                        |   |__telomere(+)
                        |__chromosome_arm
                        |__chromosome_band
                        |__Crick_strand
                        |__DNA_loop
                        |   |__DNA_loop_anchor
                        |__interband
                        |__introgressed_chromosome_region 273 rec.
                        |__Watson_strand

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	biological_region
Part of	chromosome
Synonyms & Secondary IDs
Synonyms
	"chromosomal region" EXACT "chromosomal_region" EXACT "chromosome part" EXACT
Secondary IDs

External Crossreferences & Linkouts