Allele Dmel\perScer\UAS.cYa
| General Information | |||
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| Symbol | Dmel\perScer\UAS.cYa | Species | D. melanogaster |
| Name | Saccharomyces cerevisiae UAS construct a of Yang | FlyBase ID | FBal0121609 |
| Feature type | allele | Associated gene | Dmel\per |
| Allele class | |||
| Mutagen | in vitro construct - regulatory fusion | ||
Recent Updates
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| Description |
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| FB2013_03 | |||
| FB2013_02 | |||
| All updates | Click here to see a list of all updates to this record from FB2010_08 and on. | ||
Nature of the Allele
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| Allele class | |||
| Mutagen | |||
| Mutations Mapped to the Genome | |||
Type Location Additional Notes References | |||
| Associated Sequence Data | |||
| DDBJ
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EMBL / GenBank | DNA sequence Protein sequence Name | ||
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| Progenitor genotype | |||
| Nature of the lesion | Statement Reference | ||
| Carried in construct | |||
| Cytology | |||
Phenotypic Data
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Phenotypic Class
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Phenotype Manifest In
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Detailed Description
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Statement Reference Flies expressing perScer\UAS.cYa under the control of Scer\GAL4tim.PE in a Scer\GAL80Pdf.PS background show rhythmic locomotor activity under constant light conditions, in contrast to wild-type flies, which are uniformly arrhythmic under these conditions. Flies expressing perScer\UAS.cYa, under the control of Scer\GAL4P0.5.Pdf, exhibit low levels of arrhythmicity (approximately 22.2% versus 13%) although the period length is increased by approximately 1 hour. Flies mutant for per01 expressing perScer\UAS.cYa under the control of Scer\GAL4elav-C155 and repressed by Scer\GAL80Pdf.PS in Pdf expressing cells, become gradually arrhythmic under DD conditions. These flies however, manifest a wild-type-like anticipation of lights-on as well as lights off peak in LD. When perScer\UAS.cYa is driven by Scer\GAL4cry.PP no induction of ectopic clocks is seen. A reduction is seen behavioural rhythmicity in DD conditions. When expression is driven in a per+ background by Scer\GAL4elav-C155 or Scer\GAL4Act5C.PI, arythmicity occurs. Two copies of P{UAS-per.Y} give a stronger effect than one. The effect is weaker with Scer\GAL4tim.PE and not evident with Scer\GAL4P2.4.Pdf. | |||
External Data
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| Linkouts | |||
Interactions
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Phenotypic Class
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NOT Enhanced by | |||
Statement Reference Scer\GAL4P0.5.Pdf, perScer\UAS.cYa has locomotor rhythm defective phenotype, non-enhanceable by Scer\GAL4P0.5.Pdf/cryScer\UAS.cEa | |||
NOT Enhancer of | |||
Statement Reference Scer\GAL4P0.5.Pdf/perScer\UAS.cYa is a non-enhancer of locomotor rhythm defective phenotype of Scer\GAL4P0.5.Pdf, cryScer\UAS.cEa | |||
Phenotype Manifest In
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Additional Comments
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Genetic Interactions
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Statement Reference Expression of cyc[Scer\UAS.T:Hsim\VP16] under the control of Scer\GAL4[elav-C155] in a per[01], per[Scer\UAS.cYa] background only shortens the circadian locomotor activity period by 20 minutes, in contrast to the shortening of 2 hours seen when cyc[Scer\UAS.T:Hsim\VP16] is expressed under the control of Scer\GAL4[elav-C155] in a wild-type background. Flies expressing perScer\UAS.cYa and cryScer\UAS.cEa, under the control of Scer\GAL4P0.5.Pdf, exhibit low levels of arrhythmicity (approximately 15.7% versus 13%). | |||
Xenogenetic Interactions
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Statement Reference | |||
Complementation & Rescue Data
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| Rescues | |||
| Partially rescues | |||
| Fails to rescue | |||
| Comments | Expression of per[Scer\UAS.cYa] in neuronal cells (under the control of Scer\GAL4[elav-C155]) or in circadian cells (under the control of Scer\GAL4[tim.PE]) rescues daytime temperature preference rhythms in per[01] mutant flies.
Expression of per[Scer\UAS.cYa] in M cells, under the control of Scer\GAL4[P2.4.Pdf], fails to rescue daytime temperature preference rhythm under light-dark conditions, although a weaker-amplitude rhythm with an abnormal phase is present in these flies.
Expression of per[Scer\UAS.cYa] in both M and E cells with Scer\GAL4[cry.PE] is unable to rescue daytime temperature preference rhythms under light-dark conditions.
Expression of per[Scer\UAS.cYa] in the DN2 neurons (under the control of Scer\GAL4[Clk.int1-3]) rescues approximately 46% of the per[01] mutant phenotype for daytime temperature preference rhythm.
Expression of per[Scer\UAS.cYa] in the DN2 neurons (under the control of Scer\GAL4[Clk.int1-3] and Scer\GAL80[Pdf.PS]) rescues approximately 66% of the per[01] mutant phenotype for daytime temperature preference rhythm.
Expression of per[Scer\UAS.cYa] in DN2 neurons under the control of Scer\GAL4[Clk.int1-3] and Scer\GAL80[Pdf.PS] does not rescue the per[01] locomotor activity phenotypes under either light-dark or temperature cycles. These flies are also arrhythmic in dark-dark conditions. Expression of per[Scer\UAS.cYa] under the control of Scer\GAL4[elav-C155] can rescue the arrhythmic locomotor activity phenotype of per[01] flies, with 65.2% of the rescued flies being rhythmic for locomotor activity. The degree of rescue of the per01 locomotor rhythm defects depends to some extent on the site of insertion of the rescuing P{UAS-per.Y} transgene and is maximally >90% and minimally >50%. | ||
Stocks
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Notes on Origin
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| Discoverer | |||
External Crossreferences & Linkouts
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Synonyms & Secondary IDs
( 2 ) | |||
| Reported As | |||
| Symbol Synonym | perScer\UAS.cYa | ||
| Name Synonym | Saccharomyces cerevisiae UAS construct a of Yang | ||
| Secondary FlyBase IDs | |||
References
( 8 ) | |||
| Research paper |
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Recent Updates
External Crossreferences & Linkouts