FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
Help Close All Open All
General Information
Term TCT_motif ID (Ontology) SO:0001959 (Sequence Ontology)
Definition A cis-regulatory element, conserved sequence YYC+1TTTYY, and spans -2 to +6 relative to +1 TSS. It is present in most ribosomal protein genes in Drosophila and mammals but not in the yeast Saccharomyces cerevisiae. Resembles the initiator (TCAKTY in Drosophila) but functionally distinct from initiator.[ PubMed:20801935 ]
Also Known As "polypyrimidine initiator" ; "TCT element"
Comment
Links to External Ontologies
SO.org
Annotations
Records annotated with this term OR any of its CHILD TERMS
No relevant records available
Records annotated with this exact term (annotations to child terms are NOT included)
No relevant records available
show 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)
Only view relationship:
  core_promoter_element
   |__core_eukaryotic_promoter_element
       |__TCT_motif
Spanning Tree View Settings
Parents/Children
View Depth
Show hierarchy levels: for parents, for children
hide Relationships
Is a core_eukaryotic_promoter_element
Part of
hide Synonyms & Secondary IDs
Synonyms
  • "polypyrimidine initiator" EXACT
    "TCT element" EXACT
Secondary IDs
hide External Crossreferences & Linkouts