A Database of Drosophila Genes & Genomes

FB2013_03, released May 7th, 2013
 

Allele Dmel\Nc30

General Information
SymbolDmel\Nc30SpeciesD. melanogaster
NameFlyBase IDFBal0239865
Feature typealleleAssociated geneDmel\Nc
Allele class
MutagenP-element activity
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Description
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FB2013_03
FB2013_02
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hide Nature of the Allele
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
Imprecise excision of P{SUPor-P}Nc[KG02994] has deleted about 2.8 kb of genomic sequence, including the most of the sequence encoding Nc and CG6685.
Caused by aberration
Cytology
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neuroblast & larval abdominal segment 3 | late third instar larval stage
neuroblast & larval abdominal segment 4 | late third instar larval stage
neuroblast & larval abdominal segment 5 | late third instar larval stage
neuroblast & larval abdominal segment 6 | late third instar larval stage
neuroblast & larval abdominal segment 7 | late third instar larval stage
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Statement
Reference
Nc[30] homozygous embryos hatch at the normal time but the larvae develop more slowly than wild-type. As a result, average body length at 72 hours after egg laying is 23% less than the average for Nc[30]/+ controls. These larvae fail to pupariate, but continue to grow and reach a final body mass 32% greater, on average, than control larvae just prior to pupariation. The resulting giant larvae die at 10-12 days after wild-type larvae pupariate. Unlike wild-type larvae, these larvae are not induced to pupariate early by feeding with ecdysone at the mid-third instar. Nc[30] homozygous larvae fail to exhibit cell death in the larval midgut, as wild-type larvae do, at end of the third larval instar (assayed by Tunel staining) or in response to feeding with ecdysone at mid-third instar (assayed by acridine orange staining). In Nc[30] homozygous larvae, most of the abdominal neuroblasts in segments A3-A7 of the CNS that normally die during the late third instar persist. X-ray induced apoptosis in wing discs is almost eliminated in Nc[30] homozygous third instar larvae.
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Linkouts
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hideSuppressor of
Statement
Reference
Nc30/Nc[+] is a suppressor | partially of eye phenotype of grimGMR.PH
Nc30/Nc[+] is a suppressor | partially of eye phenotype of rprGMR.PH
hideNOT Suppressor of
Statement
Reference
Nc30/Nc[+] is a non-suppressor of eye phenotype of WGMR.PG/WGMR.PG
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hide Genetic Interactions
Statement
Reference
Nc[30]/+ partially suppresses the small, rough eye phenotype caused by rpr[GMR.PH] or grim[GMR.PH] but not that caused by W[GMR.PG].
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Statement
Reference
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Partially rescued by
Not rescued by
Comments
Pupariation of Nc[30] homozygous larvae is rescued in 85% of cases by Nc[Scer\UAS.T:Avic\GFP-EGFP]; Scer\GAL4[hs.PB]. It also rescues normal patterns of cell death in abdominal CNS neuroblasts during the late third instar and X-ray induced cell death in wing discs.
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Discoverer
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Other Crossreferences
Linkouts
hide Synonyms & Secondary IDs ( 2 )
Reported As
Symbol Synonym
Nc30
 
Name Synonym
Secondary FlyBase IDs
hide References ( 1 )
Research paper
Waldhuber et al., 2005, Mech. Dev. 122(7-8): 914--927
The Drosophila caspase DRONC is required for metamorphosis and cell death in response to irradiation and developmental signals. [FBrf0187988]