FB2024_03 , released June 25, 2024
Allele: Dmel\Hr51LL04325
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General Information
Symbol
Dmel\Hr51LL04325
Species
D. melanogaster
Name
FlyBase ID
FBal0279818
Feature type
allele
Associated gene
Associated Insertion(s)
Carried in Construct
Also Known As
unfLL04325
Key Links
Allele class
Nature of the Allele
Allele class
Progenitor genotype
Associated Insertion(s)
Cytology
Description

PBac{SAstopDsRed}LL04325 is inserted into the first intron of Hr51.

Allele components
Component
Use(s)
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

Hr51LL04325/Hr51LL04325 mutant mushroom body neuron clones fail to fully innervate the adult gamma lobe during regrowth at metamorphosis.

Hr51LL04325 MARCM neuroblast clones exhibit aberrant adult mushroom body γ lobes. γ-neuron axons homozygous for Hr51LL04325 do not extend and elaborate into the adult-specific lobe.

Hr51LL04325 single cell γ-neuron clones display poor innervation of the γ-lobe.

Mutant Hr51LL04325 γ-neuron clones appear normal in third-instar larvae (L3), and axon-pruning occurs with similar dynamics and to the same extent as in controls. However, in contrast to controls, mutant axons fail to initiate axon sprouting at 24 hours after puparium formation. Non-clonal surrounding neurons, however, initiate axon growth normally. There are no signs of degeneration, such as blebbing or degenerated axons through development or in adult mutant clones. α/β neurons exhibit normal morphology and show no signs of axon stalling.

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

Eip75BΔ51/Eip75BΔ51, Hr51LL04325/Hr51LL04325 double mutant mushroom body neuron clones do not show a significantly more severe regrowth defect than either single mutant.

Expression of Eip75BScer\UAS.A.T:Zzzz\FLAG or Eip75BScer\UAS.B.T:Zzzz\FLAG under the control of Scer\GAL4Tab2-201Y fails to rescue the gamma lobe regrowth defects of Hr51LL04325/Hr51LL04325 mushroom body neuron clones.

The developmental regrowth defect seen in Hr51LL04325 MARCM neuroblast clones is partially suppressed in clones that are doubly mutant for Hr51LL04325 and Tsc129.

Expression of S6kSTDE.Scer\UAS in Hr51LL04325 MARCM neuroblast clones partially suppresses the developmental regrowth defect. In these clones, γ axons do not occupy the entire adult lobe but instead grow to the dorsal and ventral extremities of the adult γ-lobe and in some cases only to its ventral portion.

Expression of RhebScer\UAS.cPa in Hr51LL04325 MARCM neuroblast clones partially suppresses the developmental regrowth defect. In addition these double mutants exhibit severe axon guidance defects. In these clones, γ axons do not occupy the entire adult lobe but instead grow to the dorsal and ventral extremities of the adult γ-lobe and in some cases only to its ventral portion.

Xenogenetic Interactions
Statement
Reference
Complementation and Rescue Data
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Mutant
Wild-type
Stocks (0)
Notes on Origin
Discoverer
External Crossreferences and Linkouts ( 0 )
Synonyms and Secondary IDs (2)
Reported As
Symbol Synonym
Name Synonyms
Secondary FlyBase IDs
    References (2)