FB2026_01 , released March 12, 2026
FB2026_01 , released March 12, 2026
Allele: Dmel\sona13
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General Information
Symbol
Dmel\sona13
Species
D. melanogaster
Name
FlyBase ID
FBal0322716
Feature type
allele
Associated gene
Associated Insertion(s)
Carried in Construct
Key Links
Genomic Maps

Allele class
Mutagen
Nature of the Allele
Allele class
Progenitor genotype
Cytology
Description

A spontaneous mutation recovered during a imprecise excision screen - the progenitor P-element is incompletely excised.

Amino acid replacement: W344term.

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

G23767414A

Amino acid change:

W344term | sona-PA; W344term | sona-PC; W344term | sona-PD; W344term | sona-PE; W344term | sona-PF

Reported amino acid change:

W344term

Comment:

G to A nucleotide change at the second or third position of the Trp codon leads to a nonsense mutation (exact site of mutation unspecified). Site of nucleotide substitution in mutant inferred by FlyBase based on reported amino acid change.

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

sona13 homozygous mutants exhibit lethality throughout larval and pupal stages although rare escapers reach adulthood at a very low frequency (<1%) and these display various developmental defects: missing or malformed branches in their aristae, disoriented interommatidial bristles in the dorsal eye, crumpled and smaller wings with missing wing margin bristles, they often have kinks in the femur and occasionally also lack the tarsal claw.

sona13/sona47 as well as sona13/sona18 heterozygous adults have disoriented interommatidial bristles especially in the dorsal eye.

External Data
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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)