FB2026_01 , released March 12, 2026
FB2026_01 , released March 12, 2026
Allele: Dmel\fy3
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General Information
Symbol
Dmel\fy3
Species
D. melanogaster
Name
FlyBase ID
FBal0082919
Feature type
allele
Associated gene
Associated Insertion(s)
Carried in Construct
Key Links
Genomic Maps

Mutagen
Nature of the Allele
Progenitor genotype
Cytology

Polytene chromosomes normal.

Description

70bp deletion, resulting in the C-terminal 210 amino acids being replaced by two amino acid residues (Pro and Ile).

Mutations Mapped to the Genome
Curation Data
Type
Location
Additional Notes
References
Variant Molecular Consequences
Associated Sequence Data
DNA sequence
Protein sequence
 
Expression Data
Reporter Expression
Additional Information
Statement
Reference
 
Marker for
Reflects expression of
Reporter construct used in assay
Human Disease Associations
Disease Ontology (DO) Annotations
Models Based on Experimental Evidence ( 0 )
Disease
Evidence
References
Modifiers Based on Experimental Evidence ( 1 )
Disease
Interaction
References
Comments on Models/Modifiers Based on Experimental Evidence ( 0 )
 
Disease-implicated variant(s)
 
Phenotypic Data
Phenotypic Class
Phenotype Manifest In

wing & trichome

Detailed Description
Statement
Reference

Hemizygous flies show an altered pattern of hair orientation on the wings. A proportion of wing cells secrete up to four hairs instead of the single hair seen in wild-type flies. This phenotype is not uniform across the wing blade. In general, cell hair number increases with deviation of hair polarity from wild-type, although cells with reversed (distal-to-proximal) polarity usually retain wild-type hair number. The phenotype is significantly stronger at 18oC than at 29oC.

External Data
Interactions
Show genetic interaction network for Enhancers & Suppressors
Phenotypic Class
Enhancer of
Statement
Reference

fy[+]/fy3 is an enhancer of visible phenotype of Scer\GAL4en-e16E, kermitGS2053

fy[+]/fy3 is an enhancer of visible | recessive phenotype of Rab2351

Phenotype Manifest In
Enhancer of
Statement
Reference

fy[+]/fy3 is an enhancer of wing hair phenotype of Scer\GAL4en-e16E, kermitGS2053

fy[+]/fy3 is an enhancer of wing hair phenotype of Rab2351

Additional Comments
Genetic Interactions
Statement
Reference

Heterozygosity significantly enhances the multiple hair cell phenotype of Scer\GAL4en.PU cmbScer\UAS.RA wings.

fy3 dominantly enhances the multiple wing hair phenotype of Rab2351 mutants.

Xenogenetic Interactions
Statement
Reference
Complementation and Rescue Data
Comments
Images (0)
Mutant
Wild-type
Stocks (1)
Notes on Origin
Discoverer
External Crossreferences and Linkouts ( 0 )
Synonyms and Secondary IDs (1)
Reported As
Name Synonyms
Secondary FlyBase IDs
    References (5)