FB2026_02 , released June 18, 2026

CV Term Report

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General Information

Term

repeat_region

ID (Ontology)

SO:0000657 (Sequence Ontology)

Definition

A region of sequence containing one or more repeat units.

Also Known As

"INSDC_qualifier:other" ; "repeat region"

Comment

Links to External Ontologies

SO.org

Annotations

Records annotated with this term OR any of its CHILD TERMS

Choose a record type to view annotations for this term and its child terms. Direct annotations and full annotation statements below also provide HitList buttons.

Results list data from multiple species. Choose a record type above to open its HitList.

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

Data Class	Field	Direct annotations
Genes (FBgn)	FEATURE_TYPE
Genes (FBgn)	SO_TERMS

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

Spanning Tree (Parents/Children)

  region
   |__biological_region
       |__repeat_region  32 rec.
           |__centromeric_repeat
           |   |__dg_repeat
           |   |__dh_repeat
           |   |__regional_centromere_inner_repeat_region
           |   |__regional_centromere_outer_repeat_region(+)
           |__direct_repeat
           |   |__CRISPR
           |   |__target_site_duplication
           |__dispersed_repeat
           |__engineered_foreign_repetitive_element
           |__flanking_repeat
           |__inverted_repeat
           |   |__terminal_inverted_repeat(+)
           |__knob
           |__long_terminal_repeat
           |   |__five_prime_LTR(+)
           |   |__LTR_component(+)
           |   |__solo_LTR
           |   |__three_prime_LTR(+)
           |__nested_repeat
           |   |__nested_tandem_repeat
           |   |__repeat_fragment
           |__non_LTR_retrotransposon_polymeric_tract
           |__tandem_repeat 2 rec.
           |   |__monomeric_repeat
           |   |__repeat_instability_region
           |   |__satellite_DNA(+) 2 rec.
           |__telomeric_repeat
           |__terminal_repeat
           |__X_element_combinatorial_repeat
           |__Y_prime_element

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	biological_region
Part of
Synonyms & Secondary IDs
Synonyms
	"INSDC_feature:repeat_region" BROAD "INSDC_qualifier:other" EXACT "repeat region" EXACT
Secondary IDs

External Crossreferences & Linkouts