FB2024_03 , released June 25, 2024
Allele: Dmel\timUL
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General Information
Symbol
Dmel\timUL
Species
D. melanogaster
Name
ultralong
FlyBase ID
FBal0082177
Feature type
allele
Associated gene
Associated Insertion(s)
Carried in Construct
Key Links
Allele class
Nature of the Allele
Allele class
Progenitor genotype
Cytology
Description
Mutations Mapped to the Genome
Curation Data
Type
Location
Additional Notes
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Variant Molecular Consequences
Associated Sequence Data
DNA sequence
Protein sequence
 
Expression Data
Reporter Expression
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Marker for
Reflects expression of
Reporter construct used in assay
Human Disease Associations
Disease Ontology (DO) Annotations
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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

Time spent copulating is not increased in timUL mutant males held for 3 days in total darkness and mated to wild-type females, even though other behavioural rhythms of these flies are abnormal.

Homozygotes have a locomotion period of 32.8 +/- 0.2 hours. Heterozygotes have a locomotion period of 25.6 +/- 0.1 hours. The mutant flies show temperature compensation of the locomotion period.

timUL flies have a circadian periodic rhythm of about 33 hours. The mutation affects the late night part of the circadian cycle.

Heterozygotes show 26hr rhythms. When homozygous, timUL causes stable 33hr cycles.

External Data
Interactions
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Suppressed by
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Phenotype Manifest In
Additional Comments
Genetic Interactions
Statement
Reference

per01;timUL;cryb triple mutants at 18oC, exhibit greater anticipation of `lights off' than in per01 mutants alone. At 29oC, locomotor activity shows a much clearer anticipation peak before `lights off'.

pers;timUL flies show circadian period lengths close to that of wild-type. perL1;timUL flies have a circadian period lengths of about 41.3 hours.

Xenogenetic Interactions
Statement
Reference
Complementation and Rescue Data
Fails to complement
Comments
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Mutant
Wild-type
Stocks (0)
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External Crossreferences and Linkouts ( 0 )
Synonyms and Secondary IDs (4)
Reported As
Name Synonyms
Secondary FlyBase IDs
    References (14)