FB2026_01 , released March 12, 2026
FB2026_01 , released March 12, 2026
Allele: Dmel\fhUAS.cLa
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General Information
Symbol
Dmel\fhUAS.cLa
Species
D. melanogaster
Name
Saccharomyces cerevisiae UAS construct a of Llorens
FlyBase ID
FBal0260623
Feature type
allele
Associated gene
Associated Insertion(s)
Carried in Construct
Also Known As
UAS-fh
Key Links
Transgenic product class
Nature of the Allele
Transgenic product class
Progenitor genotype
Carried in construct
Cytology
Description

UASt regulatory sequences drive expression of the fh coding sequence.

Allele components
Component
Use(s)
Encoded product / tool
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

The expression of fhUAS.cLa under the control of Scer\GAL4elav-C155, but not Scer\GAL4ple.PF, leads to a significant decrease in the climbing ability of adults compared to controls. The expression under the control of Scer\GAL4elav-C155 also leads to a significant increase in mitochondrial activity in adults but does not induce brain vacuolization in 35 days old adults, as compared to controls.

Expression under the control of Scer\GAL4ple.PF induces a strong clustering of mitochondria in adult dopaminergic neurons (assessed by mito-GFP fluorescence intensity) and leads to a significant decrease in the number of PPL1 neurons in 60 days old adults, but not in 30 and 6 days old adults, as compared to controls; PPM1-2 or PPM3 neurons are not significantly affected, as compared to controls.

Expression under the control of Scer\GAL4Act5C.PI leads to a decrease in the proportion of surviving third instar larvae, pupae and adults in standard food compared to controls.

Expression of fhScer\UAS.cLa in neural tissues via any one of Scer\GAL4Appl.G1a, Scer\GAL4neur-GAL4-A101 or Scer\GAL4repo results in statistically significant decline in the lifespan of flies.

Flies expressing fhScer\UAS.cLa with any one of Scer\GAL4Appl.G1a, Scer\GAL4neur-GAL4-A101 or Scer\GAL4repo exhibit reduced climbing ability in an age dependent manner compared with wild-type.

Expression of fhScer\UAS.cLa under the control of either Scer\GAL4neur-GAL4-A101 or Scer\GAL4D42 results in a reduction in the mean life span of 64% and 49% respectively, and a 85% and 60% decline in climbing ability respectively.

Stage 16 embryos expressing fhScer\UAS.cLa under the control of Scer\GAL4da.G32 show defects in the somatic muscles; in almost all embryos, muscles dorsal acute 3, dorsal oblique 3 and dorsal oblique 4 are partially formed. 70% of the mutant embryos show defects in the pathfinding of motor axons (assayed by Fas2 staining). 10% of the mutant embryos show an increase in the number of sensory ventral neurons and axonal pathfinding defects in the sensory nerves.

Stage 17 embryos expressing fhScer\UAS.cLa under the control of Scer\GAL4Dot.PK show loss of pericardial cells.

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

Constitutive expression of CatT:Mito-oat significantly extends the lifespan of flies expressing fhScer\UAS.cLa under the control of Scer\GAL4neur-GAL4-A101.

Constitutive expression of CatT:Mito-oat fails to extend the lifespan of flies expressing fhScer\UAS.cLa under the control of Scer\GAL4repo.

Constitutive expression of CatT:Mito-oat ameliorates the climbing deficiency that is induced by expression of fhScer\UAS.cLa in glial cells under the control of Scer\GAL4repo.

Xenogenetic Interactions
Statement
Reference
Complementation and Rescue Data
Comments

Expression of fhScer\UAS.cLa rescues the motor defects observed in flies expressing fhdsRNA.IR.Scer\UAS under the control of Scer\GAL4repo.PU.

Images (0)
Mutant
Wild-type
Stocks (0)
Notes on Origin
Discoverer
External Crossreferences and Linkouts ( 0 )
Synonyms and Secondary IDs (3)
Reported As
Symbol Synonym
fhScer\UAS.cLa
fhUAS.cLa
Name Synonyms
Saccharomyces cerevisiae UAS construct a of Llorens
Secondary FlyBase IDs
    References (6)