A Database of Drosophila Genes & Genomes

FB2013_03, released May 7th, 2013
 

Allele Dmel\PGRP-SC1adsRNA.Scer\UAS

General Information
SymbolDmel\PGRP-SC1adsRNA.Scer\UASSpeciesD. melanogaster
NameFlyBase IDFBal0269840
Feature typealleleAssociated geneDmel\PGRP-SC1a
Allele class
Mutagenin vitro construct - regulatory fusionin vitro construct - RNAi
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Description
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FB2013_03
FB2013_02
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Allele class
Mutagen
Mutations Mapped to the Genome
Type
Location
Additional Notes
References
Associated Sequence Data
DDBJ /
EMBL /
GenBank
DNA sequence
Protein sequence
Name
 
UniProtKB/Swiss-Prot
UniProtKB/TrEMBL
Progenitor genotype
Nature of the lesion
Statement
Reference
Scer\UAS regulatory sequences drive expression of an inverted repeat of a 558bp fragment of PGRP-SC1a coding sequence.
Carried in construct
Cytology
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Statement
Reference
Infection of flies expressing PGRP-SC1a[dsRNA.Scer\UAS] (under the control of Scer\GAL4[da.G32]) with gram-negative bacteria induces an over-activation of the IMD pathway. This phenotype is not observed in non-infected flies or after pricking with a clean needle. Flies expressing PGRP-SC1a[dsRNA.Scer\UAS] under the control of Scer\GAL4[da.G32] do not exhibit increased susceptibility to E.cloacae, E.coli or B.subtilis infection. Mortality is 3-4 times higher in Scer\GAL4[da.G32]>PGRP-SC1a[dsRNA.Scer\UAS] larvae fed with E.coli or E.carotovora carotovora than in controls. A small percentage of the larvae that pupariate and eclose as pharate adults present developmental defects such as wing notching. Wing discs from flies fed with bacteria exhibit higher levels of cell death than controls.
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Statement
Reference
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Statement
Reference
The increase in lethality seen in larvae expressing PGRP-SC1a[dsRNA.Scer\UAS] (under the control of Scer\GAL4[da.G32]) is completely suppressed in a PGRP-LC[ΔE] background.
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Statement
Reference
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Comments
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Discoverer
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Due to shared sequence with PGRP-SC1b, PGRP-SC1a[dsRNA.Scer\UAS] expression knocks-down PGRP-SC1a and PGRP-SC1b.
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Reported As
Symbol Synonym
PGRP-SC1adsRNA.Scer\UAS
 
Name Synonym
Secondary FlyBase IDs
hide References ( 1 )
Research paper
Bischoff et al., 2006, PLoS Pathog. 2(2): e14
Downregulation of the Drosophila immune response by peptidoglycan-recognition proteins SC1 and SC2. [FBrf0192715]