FB2026_02 , released June 18, 2026
Allele: Dmel\ohgtEx2
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General Information
Symbol
Dmel\ohgtEx2
Species
D. melanogaster
Name
FlyBase ID
FBal0324699
Feature type
allele
Associated gene
Associated Insertion(s)
Carried in Construct
Key Links
Genomic Maps

Mutagen
Nature of the Allele
Progenitor genotype
Cytology
Description

Two nucleotide deletion within exon 2, producing a frameshift which is predicted to result in a truncated protein that contains only 15% of the full-length ohgt-PA protein (84 amino acid residues from the N terminus plus 7 amino acid residues, RGQSSQQ).

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

A 2 bp deletion leads to a frameshift in the second coding exon and early translation termination shortly thereafter.

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

ohgtEx2 homozygotes are viable and fertile but about 30% display about 12 hr delay to pupate.

Despite a similar food intake to wild-type, ohgtEx2 homozygotes and ohgtEx2/Df(3R)Exel6155 have bigger body and organ size compared to controls, as assessed by body length in pupae and wet weight and wing area in adults - this is associated with increased cell number (measured in the posterior wing compartment).

External Data
Interactions
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Phenotypic Class
Phenotype Manifest In
Additional Comments
Genetic Interactions
Statement
Reference
Xenogenetic Interactions
Statement
Reference
Complementation and Rescue Data
Comments
Images (0)
Mutant
Wild-type
Stocks (0)
Notes on Origin
Discoverer
External Crossreferences and Linkouts ( 0 )
Synonyms and Secondary IDs (1)
Reported As
Symbol Synonym
Name Synonyms
Secondary FlyBase IDs
    References (1)