FB2024_03 , released June 25, 2024
Allele: Dmel\sraGS3080
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General Information
Symbol
Dmel\sraGS3080
Species
D. melanogaster
Name
FlyBase ID
FBal0138128
Feature type
allele
Associated gene
Associated Insertion(s)
Carried in Construct
Key Links
Genomic Maps

Allele class
Nature of the Allele
Allele class
Progenitor genotype
Associated Insertion(s)
Cytology
Description

P{GS} insertion at position +2668 (relative to the transcription start site), in an intron.

The P{GS} insertion is in the first intron of sra, upstream of the translation start site.

Allele components
Component
Use(s)
Mutations Mapped to the Genome
Curation Data
Variant Molecular Consequences
Associated Sequence Data
DNA sequence
Protein sequence
 
Expression Data
Reporter Expression
Additional Information
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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
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Modifiers Based on Experimental Evidence ( 0 )
Disease
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Comments on Models/Modifiers Based on Experimental Evidence ( 0 )
 
Disease-implicated variant(s)
 
Phenotypic Data
Phenotypic Class
Phenotype Manifest In
Detailed Description
Statement
Reference

sraGS3080 mutants exhibit a decrease in in the time spent sleeping, compared to wild-type. sraGS3080/sraKO mutants exhibit a precipitous decrease in time spent asleep, approximately one third of the amount of wild-type sleep.

Expression of sraGS3080 under the control of Scer\GAL4elav-C155 or Scer\GAL4sca-537.4 results in increased ovulation in virgin females compared to control virgin females (the effect is stronger with Scer\GAL4elav-C155). Within 30 minutes in a mating assay, only 20% of virgin females expressing sraGS3080 under the control of Scer\GAL4elav-C155 have mated, compared to 82% of wild-type virgin females. Virgin females expressing sraGS3080 under the control of Scer\GAL4elav-C155 elicit intermediate courtship index (CI) levels (CI is the period of time within the observation period that a male displays any element of courtship behaviour), that are between the level elicited by virgin wild-type females and mated wild-type females. Virgin females expressing sraGS3080 under the control of Scer\GAL4elav-C155 have a high extrusion index (EI, the percentage of a time a female shows extrusion behaviour when being courted by a male) which is nearly comparable to that of wild-type mated females. Homozygous females lay fewer eggs than wild type and most of the eggs are arrested at metaphase I of meiosis. Spontaneous ovulation occurs in 3% of mutant virgin females (virtually no ovulation occurs in wild-type virgin females). The level of ovulation of mutant mated females is not as high as that of wild-type mated females. The mutant females show reduced receptivity after mating (as occurs in wild-type females), but their remating rate 24 hours after mating is significantly higher than that of wild-type females. Receptivity of mutant females is restored earlier than for wild-type females; the remating rate is significantly higher for mutant females compared to wild-type females 10 days after mating.

Mutant animals have a mean longevity of about 32.6 days at 30oC.

External Data
Interactions
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Phenotypic Class
Suppressed by
Statement
Reference
Enhancer of
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Phenotype Manifest In
Additional Comments
Genetic Interactions
Statement
Reference

A CanA-14FKO background partially suppresses the reduction in total sleep found in sraGS3080/sraKO mutants.

A Pp2B-14DKO background partially suppresses the reduction in total sleep found in sraGS3080/sraKO mutants.

Xenogenetic Interactions
Statement
Reference
Complementation and Rescue Data
Comments
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Mutant
Wild-type
Stocks (1)
Notes on Origin
Discoverer
Comments
Comments

Excision of the P{GS} element can restore female fertility.

External Crossreferences and Linkouts ( 0 )
Synonyms and Secondary IDs (1)
Reported As
Symbol Synonym
Name Synonyms
Secondary FlyBase IDs
    References (4)