FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term wing vein L2 ID (Ontology) FBbt:00004760 (Fly Anatomy)
Definition The second most anterior longitudinal vein of the wing blade.[ FlyBase:FBrf0107299 ]
Also Known As "fused second and third branches of radius" ; "radius 2+3" ; "wing veins R2+3"
Comment
Links to External Ontologies
Annotations
Records annotated with this term OR any of its CHILD TERMS
Records annotated with this exact term (annotations to child terms are NOT included)
Data Class Field Records
Alleles (FBal)  PHENOTYPE_MANIFEST_IN     318
Insertions (FBti)  PHENOTYPE_MANIFEST_IN      36
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN      87
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 Genes Images Insertions Constructs
 wing vein L2 (all annotations which use CV term, excluding "NOT" statements)     318      3      8     36     89
     wing vein L2 | cell autonomous | somatic clone       1       --       --       --       --
     wing vein L2 | cold sensitive       1       --       --       --       --
     wing vein L2 | distal      11       --       --       --       4
     wing vein L2 | distal | maternal effect       1       --       --       --       --
     wing vein L2 | dorsal | somatic clone       1       --       --       --       --
     wing vein L2 | ectopic       5       --       --       --       1
     wing vein L2 | ectopic | somatic clone       1       --       --       --       --
     wing vein L2 | ectopic | somatic clone | somatic clone       1       --       --       --       --
     wing vein L2 | germline clone       2       --       --       1       --
     wing vein L2 | heat sensitive       4       --       --       --       2
     wing vein L2 | male limited       2       --       --       --       1
     wing vein L2 | maternal effect       1       --       --       --       --
     wing vein L2 | pharate adult stage       6       --       --       1      1
     wing vein L2 | proximal       1       --       --       1       --
     wing vein L2 | somatic clone       9       --       --       --       5
Spanning Tree (Parents/Children)
Only view relationship:
  wing vein
   |__longitudinal vein
       |__wing vein L2  454 rec.
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Is a longitudinal vein
Develops from presumptive wing vein L2
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Synonyms
Secondary IDs
hide External Crossreferences & Linkouts
https://www.ento.csiro.au/biology/drosophila/melanogaster.html?R2+3