FB2026_02 , released June 18, 2026
Allele: Dmel\Gr39ak05106
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General Information
Symbol
Dmel\Gr39ak05106
Species
D. melanogaster
Name
FlyBase ID
FBal0064514
Feature type
allele
Associated gene
Associated Insertion(s)
Carried in Construct
Also Known As
l(2)k05106
Key Links
Genomic Maps

Nature of the Allele
Progenitor genotype
Associated Insertion(s)
Cytology
Description

Insertion in an intron.

Allele components
Component
Use(s)
Inserted element
Encoded product / tool
Mutations Mapped to the Genome
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 ( 0 )
Disease
Interaction
References
Comments on Models/Modifiers Based on Experimental Evidence ( 0 )
 
Disease-implicated variant(s)
 
Phenotypic Data
Phenotypic Class
Phenotype Manifest In
Detailed Description
Statement
Reference

Gr39ak05106 mutant males show significantly lower courtship intensity as compared with wild type.

Some homozygous adult escapers with no morphological defects are obtained.

Homozygous males show a reduced courtship index towards wild-type females compared to the courtship index of wild-type or heterozygous males towards wild-type females. The courtship index of Df(2L)DS6/Gr39ak05106 males towards wild-type females is further reduced compared to that of homozygous males.

The duration and frequency of courtship bouts of homozygous males towards wild-type females are reduced compared to those of wild-type males towards wild-type females.

The level of male-to-male courtship of homozygous males towards wild-type males is similar to that seen between wild-type males.

Homozygous males show significantly reduced locomotor activity, but analysis of individual males shows no correlation between the level of locomotor activity and the courtship index, suggesting that the defects in courtship are not a consequence of reduced locomotor activity.

Gr39ak05106 is semi-lethal over several deficiencies that span 39C. Hemizygous females survive much more frequently than hemizygous males.

External Data
Interactions
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Phenotypic Class
Phenotype Manifest In
Additional Comments
Genetic Interactions
Statement
Reference
Xenogenetic Interactions
Statement
Reference
Complementation and Rescue Data
Comments
Images (0)
Mutant
Wild-type
Stocks (2)
Notes on Origin
Discoverer
Comments
Comments
External Crossreferences and Linkouts ( 0 )
Synonyms and Secondary IDs (4)
Reported As
Name Synonyms
Secondary FlyBase IDs
    References (8)