FB2025_01 , released February 20, 2025
Allele: Dmel\NetAΔ
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General Information
Symbol
Dmel\NetAΔ
Species
D. melanogaster
Name
FlyBase ID
FBal0260873
Feature type
allele
Associated gene
Associated Insertion(s)
Carried in Construct
Key Links
Genomic Maps

Allele class
Nature of the Allele
Allele class
Cytology
Description

A 4816 bp deletion resulting from the imprecise excision of P{GT1}NetABG02298 removing promoter sequences and the first 367 codons of NetA.

Mutations Mapped to the Genome
Curation Data
Type
Location
Additional Notes
References
Comment:

Approximate boundaries of 4816 bp deletion resulting from the imprecise excision of P{GT1}NetABG02298. The deletion removes the first 367 codons (first coding exon) of NetA and part of the 5' UTR. It is not clear if the deletion extends into the first intron.

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

Rh6-positive R8 axons target correctly to the M3 layer in the optic lobe in NetAΔ mutants.

Some hemisegments in mutant embryos have ectopic glial cell clusters in the dorsal periphery.

The commissural axons appear to form normally in homozygous NetAΔ mutants. Both the anterior and posterior commissures are intact and of normal size in every segment in the NetAΔ mutants.

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

NetAΔ partially suppresses the cell death seen in flies expressing WGMR.PG, resulting in increased eye size.

A chromosome carrying NetBKI.T:Hsap\MYC and NetAΔ is able to rescue the viability and fertility defects associated with Df(1)NetABΔ. The male courtship behaviour defects are not rescued.

The ventral nerve cord commissures appear normal in NetAΔ, NetBKI.T:Hsap\MYC embryos. Similarly to wild-type, both the EW and EG axons cross the midline in every segment of NetBKI.T:Hsap\MYC, NetBKI.T:SV5\V5,T:Zzzz\TM,T:Hsap\MYC embryos.

The anterior commissure appears normal in all segments and the posterior commissure appears normal in most of the segments in NetAΔ, NetBKI.T:SV5\V5,T:Zzzz\TM,T:Hsap\MYC double mutant embryos. Similarly to wild-type, both the EW and EG axons cross the midline in every segment of NetAΔ, NetBKI.T:SV5\V5,T:Zzzz\TM,T:Hsap\MYC embryos.

NetAΔ, NetBKI.T:SV5\V5,T:Zzzz\TM,T:Hsap\MYC animals are viable and fertile with no obvious morphological phenotype.

NetAΔ, NetBKI.T:Hsap\MYC animals are viable and fertile with no obvious morphological phenotype.

Both ventral nerve cord commissures are absent in every segment of embryos expressing unc-5Scer\UAS.cKa under the control of Scer\GAL41407 in a homozygous NetAΔ mutant genetic background.

Homozygous NetAΔ has little effect on long-range repulsion of axons expressing unc-5Scer\UAS.cKa under the control of Scer\GAL4ato-NP6558.

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 (5)
References (10)