FB2026_03 , released September 17, 2026
CV Term Report
Help Close All Open All
General Information
Term S phase ID (Ontology) GO:0051320 (Gene Ontology)
Definition The cell cycle phase, following G1, during which DNA synthesis takes place.
Also Known As"S-phase"
Comment
Links to External Ontologies
  QuickGO data     AmiGO data
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 ClassFieldDirect annotations
Alleles (FBal)PHENOTYPE_MANIFEST_IN
Constructs (FBtp)PHENOTYPE_MANIFEST_IN
show Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records
 Full annotation statements 
Relevant FlyBase reports
 Alleles Constructs
 S phase (all annotations which use CV term, excluding "NOT" statements)
     S phase | ectopic
     S phase | ectopic | somatic clone
     S phase | embryonic cycle 16
      --
Spanning Tree (Parents/Children)
Only view relationship:
Vocabulary search 
cell cycle phase
 |__interphase________
biological phase      |
 |__cell cycle phase__|
                      S phase  13 rec.
                       |__meiotic S phase
                       |__mitotic S phase
Spanning Tree View Settings
Parents/Children
View Depth
Show hierarchy levels: for parents, for children
hide Relationships
Is a cell cycle phase
Part of interphase
hide Synonyms & Secondary IDs
Synonyms
  • "S-phase" EXACT
Secondary IDs
hide External Crossreferences & Linkouts
Wikipedia:S_phase