FB2026_02 , released June 18, 2026
Allele: Dmel\ppk11f02053
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General Information
Symbol
Dmel\ppk11f02053
Species
D. melanogaster
Name
FlyBase ID
FBal0158781
Feature type
allele
Associated gene
Associated Insertion(s)
Carried in Construct
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Allele class
Nature of the Allele
Allele class
Progenitor genotype
Associated Insertion(s)
Cytology
Description
Allele components
Component
Use(s)
Mutations Mapped to the Genome
Curation Data
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 ( 0 )
Disease
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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

Homozygous and ppk11f02053/Df(2L)BSC240 third instar larvae show no significant increase in quantal content at the neuromuscular junction in the presence of the glutamate receptor antagonist philanthotoxin-433 (10μM), indicating a defect in synaptic homeostasis. In the absence of philanthotoxin-433, mutant third instar larvae show no significant change in evoked excitatory postsynaptic potential (EPSP) amplitude or quantal content at the neuromuscular junction compared to wild-type controls, while there is a minor reduction in miniature mEPSP amplitude.

The morphology of the neuromuscular junction is normal in mutant third instar larvae.

Homozygous males show normal levels of courtship: the courtship index and the fraction of males initiating courtship in the presence of decapitated females is not significantly different from that of wild-type males.

External Data
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Phenotypic Class
Phenotype Manifest In
Additional Comments
Genetic Interactions
Statement
Reference

ppk11f02053/ppk16MB11536 transheterozygous third instar larvae show no significant increase in quantal content at the neuromuscular junction in the presence of the glutamate receptor antagonist philanthotoxin-433 (10μM), indicating a defect in synaptic homeostasis. In the absence of philanthotoxin-433, basal synaptic transmission is normal in these animals.

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 (3)
Reported As
Symbol Synonym
ppk11f02053
Name Synonyms
Secondary FlyBase IDs
    References (3)