FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

regulation of G1/S transition of mitotic cell cycle

ID (Ontology)

GO:2000045 (Gene Ontology)

Definition

Any signaling pathway that modulates the activity of a cell cycle cyclin-dependent protein kinase to modulate the switch from G1 phase to S phase of the mitotic cell cycle.

Comment

Links to External Ontologies

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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
regulation of G1/S transition of mitotic cell cycle (all annotations which use CV term, excluding "NOT" statements)
involved_in \| regulation of G1/S transition of mitotic cell cycle

Spanning Tree (Parents/Children)

regulation of mitotic cell cycle
 |__regulation of mitotic cell cycle phase transition__
mitotic cell cycle phase transition                    |
 |__G1/S transition of mitotic cell cycle______________|
 |__regulation of mitotic cell cycle phase transition__|
cell cycle G1/S phase transition                       |
 |__G1/S transition of mitotic cell cycle______________|
 |__regulation of cell cycle G1/S phase transition_____|
regulation of cell cycle phase transition              |
 |__regulation of mitotic cell cycle phase transition__|
 |__regulation of cell cycle G1/S phase transition_____|
                                                       regulation of G1/S transition of mitotic cell cycle  27 rec.
                                                        |__negative regulation of G1/S transition of mitotic cell cycle 15 rec.
                                                        |   |__mitotic G1 cell size control checkpoint signaling
                                                        |   |__mitotic G1/S transition checkpoint signaling(+) 3 rec.
                                                        |__positive regulation of G1/S transition of mitotic cell cycle 11 rec.
                                                            |__traversing start control point of mitotic cell cycle

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Relationships
Is a	regulation of mitotic cell cycle phase transition regulation of cell cycle G1/S phase transition
Part of
Synonyms & Secondary IDs
Synonyms

Secondary IDs

External Crossreferences & Linkouts