FB2026_01 , released March 12, 2026
FB2026_01 , released March 12, 2026
Allele: Dmel\ple4
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General Information
Symbol
Dmel\ple4
Species
D. melanogaster
Name
FlyBase ID
FBal0013854
Feature type
allele
Associated gene
Associated Insertion(s)
Carried in Construct
Also Known As
ple14A82
Key Links
Mutagen
    Nature of the Allele
    Mutagen
    Progenitor genotype
    Cytology
    Description

    Deletion of approximately 500-700bp that deletes intron and maybe also exon sequences.

    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 ( 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

    Heterozygotes show abnormal temperature-preference behaviour; their avoidance index against low temperatures is less than 34% of wild type, while their avoidance index against high temperatures is normal.

    Heterozygotes have normal locomotor activity at 25oC.

    ple+t8 rescues mutant embryos to viable adults. Some adults die attempting to free themselves from the pupal case, the greatest lethality occurs during the pharate adult stage. Adults that do eclose are paler than their ple+ siblings and they appear weaker in their movements with a tendency to drown in the food medium. Rescued larvae are normal in their response to both light and NaCl.

    Mechanical dechorionation and devitellinization of hemizygous and homozygous eggs leads to development of pharate larvae. These have complete lack of pigmentation of the cuticle, mouth hooks, spiracles and setae.

    External Data
    Interactions
    Show genetic interaction network for Enhancers & Suppressors
    Phenotypic Class
    Phenotype Manifest In
    Other
    Statement
    Reference
    Additional Comments
    Genetic Interactions
    Statement
    Reference

    Ddc27 ; ple4 first instar larvae have almost no melanisation and sclerotisation of the head skeleton.

    Xenogenetic Interactions
    Statement
    Reference
    Complementation and Rescue Data
    Rescued by
    Partially rescued by

    ple4 is partially rescued by ple+t8

    ple4 is partially rescued by ple+t8

    Comments

    The abnormal temperature-preference behaviour of ple4 flies (reduced avoidance index against low temperatures compared to wild type) is rescued by ple+t8.

    ple+t8 rescues mutant embryos to viable adults.

    Images (0)
    Mutant
    Wild-type
    Stocks (1)
    Notes on Origin
    Discoverer
    Comments
    Comments

    Mutation leads to disruption of catecholamine synthesis without disrupting serotonin synthesis.

    External Crossreferences and Linkouts ( 0 )
    Synonyms and Secondary IDs (4)
    References (12)