A Database of Drosophila Genes & Genomes

FB2013_03, released May 7th, 2013
 

Allele Dmel\Ras85DV12.S35.Scer\UAS

General Information
SymbolDmel\Ras85DV12.S35.Scer\UASSpeciesD. melanogaster
NameFlyBase IDFBal0085936
Feature typealleleAssociated geneDmel\Ras85D
Also Known AsRas85DV12S35
Allele class
Mutagenin vitro construct - site directed mutagenesisin vitro construct - amino acid replacementin vitro construct - regulatory fusion
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Description
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FB2013_03
FB2013_02
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Construct: Amino acid replacement: T35S.
Construct: Amino acid replacement: T35S. An effector loop mutant.
Carried in construct
Cytology
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Expression of Ras85D[V12.S35.Scer\UAS] in the motor neurons under the control of Scer\GAL4[unspecified] results in increased synaptic growth and increased transmitter release at the neuromuscular junction. Expression of Ras85D[V12.S35.Scer\UAS] under the control of Scer\GAL4[ey.3.5.Exel] results in tumours in the eye.
Expression of Ras85D[V12.S35.Scer\UAS] in differentiating eye cells driven by Scer\GAL4[GMR.PU] causes rough eyes, eye overgrowth and other abnormalities.
Ectopic expression of Ras85D[V12.S35.Scer\UAS] driven by Scer\GAL4[esg-NP7397] in adult midgut progenitor cells results in their overproliferation compared with control third instar larval midguts.
Expression of Ras85D[V12.S35.Scer\UAS] under the control of Scer\GAL4[ey.PH] early in the entire eye results in dramatic overgrowth and an increase in organ size.
Expression of Ras85DV12.S35.Scer\UAS under the control of Scer\GAL4Cg.PA results in an increase in hemocyte numbers in larvae compared to controls.
Flies expressing Ras85D[V12.S35.Scer\UAS] under the control of Scer\GAL4[sca.PU] show the development of extra macrochaetae in the vicinity of the normal macrochaetae on the notum and scutellum.
Caspase activation in cells posterior to the furrow in eye discs is completely suppressed by Ras85DV12.S35.Scer\UAS; Scer\GAL4GMR.PF. These discs also exhibit extensive ectopic photoreceptor differentiation posterior to the furrow.
Expression of Ras85DV12.S35.Scer\UAS, under the control of Scer\GAL4C380, induces a striking increase in the number of type I boutons at muscles 6 and 7 compared with controls expressing Ras85DScer\UAS.cKa and wild-type larvae. This increase is indistinguishable from the increase in bouton number observed in flies where Ras85DV12.Scer\UAS expression is driven by Scer\GAL4C380.
Expression of Ras85DV12.S35.Scer\UAS under the control of Scer\GAL4Act5C.PP in wing disc cells results in an increase in cell size and an increase in clone area compared to controls. The proportion of cells in G1 is decreased compared to controls. Clones expressing Ras85DV12.S35.Scer\UAS under the control of Scer\GAL4Act5C.PP are significantly more round than control clones.
When expression is driven by Scer\GAL4sev.EP a rough eye phenotype results.
Scer\GAL4dpp.blk1-mediated expression causes hyperplastic growth in third instar wing discs.
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Co-expression of either kay[Fbz.Scer\UAS] or CrebB-17A[Scer\UAS.b.cYa] suppresses the increased synaptic growth and transmitter release observed at the neuromuscular junction in larvae expressing Ras85D[V12.S35.Scer\UAS] in the motor neurons under the control of Scer\GAL4[unspecified]. Co-expression of either kay[Fbz.Scer\UAS] or CrebB-17A[Scer\UAS.b.cYa] does not suppress the eye tumour phenotype caused by expression of Ras85D[V12.S35.Scer\UAS] under the control of Scer\GAL4[ey.3.5.Exel].
MARCM clones of Ras85D[V12.S35.Scer\UAS] in Utx[1] mosaic eyes result in mild overgrowth of the adult eye.
Co-expression of Rabex-5[VDRC.cUa] significantly enhances the number of eyes with black tissue and significantly increases lethality resulting from the expression of Ras85D[V12.S35.Scer\UAS] driven by Scer\GAL4[GMR.PU]. The overgrowth, extra antennae, and ectopic eye phenotypes of Ras85D[V12.S35.Scer\UAS] overexpression are also enhanced by Rabex-5[VDRC.cUa]-expression. Co-expression of Rabex-5[Scer\UAS.T:Hsap\MYC] driven by Scer\GAL4[GMR.PU] reduces the roughness, eye size, and black tissue phenotypes of Ras85D[V12.S35.Scer\UAS]-expressing eyes. The change in roughness is subtle. Co-expression of Rabex-5[DPYT.Scer\UAS.T:Hsap\MYC] driven by Scer\GAL4[GMR.PU] reduces the roughness, eye size, and black tissue phenotypes of Ras85D[V12.S35.Scer\UAS]-expressing eyes. The change in roughness is subtle.
Expression of Ras85D[V12.S35.Scer\UAS] alone, or combined with the Scer\GAL4[c747] driver but kept silent by Scer\GAL80[ts.αTub84B] does not suppress the learning deficit of drk[ΔP24]/+ animals. In contrast, expression of Ras85D[V12.S35.Scer\UAS] by inactivation of the Scer\GAL80[ts.αTub84B] suppressor restores normal learning to drk[ΔP24] heterozygotes, while it does not appear to affect learning in control animals.
The enhancement effect of Ras85DV12.G37.Scer\UAS on cnkhs.sev.T:Zzzz\FLAG contrasts sharply with the lack of enhancement of cnkhs.sev.T:Zzzz\FLAG by Ras85DV12.S35.Scer\UAS or Ras85DV12.C40.Scer\UAS.
When expression is driven by Scer\GAL4hs.2sev, acts as a strong suppressor of the WGMR.PG eye phenotype.
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Carried in a plasmid and transfected into S2 cells.
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hide Synonyms & Secondary IDs ( 4 )
Reported As
Symbol Synonym
Ras1V12S35
Ras85DV12.S35.Scer\UAS
 
Ras85DV12.S35.UAS
 
Name Synonym
Secondary FlyBase IDs
hide References ( 17 )
Research paper
Freeman et al., 2010, Brain Res. 1326: 15--29
A new genetic model of activity-induced Ras signaling dependent pre-synaptic plasticity in Drosophila. [FBrf0210453]
Herz et al., 2010, Mol. Cell. Biol. 30(10): 2485--2497
The H3K27me3 demethylase dUTX is a suppressor of notch- and Rb-dependent tumors in Drosophila. [FBrf0210661]
Yan et al., 2010, Curr. Biol. 20(15): 1378--1382
Rabex-5 Ubiquitin Ligase Activity Restricts Ras Signaling to Establish Pathway Homeostasis in Drosophila. [FBrf0211477]
Jiang and Edgar, 2009, Development 136(3): 483--493
EGFR signaling regulates the proliferation of Drosophila adult midgut progenitors. [FBrf0206542]
Moressis et al., 2009, J. Neurosci. 29(8): 2611--2625
A dual role for the adaptor protein DRK in Drosophila olfactory learning and memory. [FBrf0207513]
Yan et al., 2009, J. Cell Sci. 122(9): 1461--1470
Impairment of ubiquitylation by mutation in Drosophila E1 promotes both cell-autonomous and non-cell-autonomous Ras-ERK activation in vivo. [FBrf0207806]
Asha et al., 2003, Genetics 163(1): 203--215
Analysis of ras-induced overproliferation in Drosophila hemocytes. [FBrf0155813]
Botella et al., 2003, Mol. Biol. Cell 14(1): 241--250
Deregulation of the Egfr/Ras signaling pathway induces age-related brain degeneration in the Drosophila mutant vap. [FBrf0155942]
Douziech et al., 2003, EMBO J. 22(19): 5068--5078
Bimodal regulation of RAF by CNK in Drosophila. [FBrf0167547]
Gaengel and Mlodzik, 2003, Development 130(22): 5413--5423
Egfr signaling regulates ommatidial rotation and cell motility in the Drosophila eye via MAPK/Pnt signaling and the Ras effector Canoe/AF6. [FBrf0167499]
Mirey et al., 2003, Mol. Cell. Biol. 23(3): 1112--1124
A Ral Guanine Exchange Factor-Ral Pathway Is Conserved in Drosophila melanogaster and Sheds New Light on the Connectivity of the Ral, Ras, and Rap Pathways. [FBrf0155960]
Yang and Baker, 2003, Dev. Cell 4(3): 359--369
Cell cycle withdrawal, progression, and cell survival regulation by EGFR and its effectors in the differentiating Drosophila eye. [FBrf0158858]
Koh et al., 2002, J. Neurosci. 22(7): 2496--2504
The Ras1-mitogen-activated protein kinase signal transduction pathway regulates synaptic plasticity through fasciclin II-mediated cell adhesion. [FBrf0151505]
Prober and Edgar, 2002, Genes Dev. 16(17): 2286--2299
Interactions between Ras1, dMyc, and dPI3K signaling in the developing Drosophila wing. [FBrf0151998]
Therrien et al., 1999, Proc. Natl. Acad. Sci. U.S.A. 96(23): 13259--13263
Functional analysis of CNK in RAS signaling. [FBrf0112056]
Bergmann et al., 1998, Cell 95(3): 331--341
The Drosophila gene hid is a direct molecular target of Ras-dependent survival signaling. [FBrf0105197]
Karim and Rubin, 1998, Development 125(1): 1--9
Ectopic expression of activated Ras1 induces hyperplastic growth and increased cell death in Drosophila imaginal tissues. [FBrf0100097]