A Database of Drosophila Genes & Genomes

FB2013_03, released May 7th, 2013
 

Allele Dmel\Rab5Q88L.Scer\UAS.P\T.T:Avic\GFP-YFP

General Information
SymbolDmel\Rab5Q88L.Scer\UAS.P\T.T:Avic\GFP-YFPSpeciesD. melanogaster
NameFlyBase IDFBal0215394
Feature typealleleAssociated geneDmel\Rab5
Allele class
Mutagenin vitro construct - amino acid replacementin vitro construct - regulatory fusionin vitro construct - coding region fusion
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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
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Associated Sequence Data
DDBJ /
EMBL /
GenBank
DNA sequence
Protein sequence
Name
 
UniProtKB/Swiss-Prot
UniProtKB/TrEMBL
Progenitor genotype
Nature of the lesion
Statement
Reference
Amino acid replacement: Q88L.
Scer\UAS regulatory and P\T promoter sequences drive expression of a predicted constitutively active form of Rab5 which is tagged at the N-terminal end with T:Avic\GFPYFP.
Carried in construct
Tagged with
Cytology
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Statement
Reference
Expression of Rab5[Q88L.Scer\UAS.P\T.T:Avic\GFP-YFP] using Scer\GAL4[CU1] induces formation of enlarged early endosomes.
Expression of Rab5[Q88L.Scer\UAS.P\T.T:Avic\GFP-YFP] via Scer\GAL4[en-e16E] results only rarely in multiple wing hairs.
Excitatory junctional current amplitude and quantal content at the neuromuscular junction are increased compared to controls in third instar larvae expressing Rab5[Q88L.Scer\UAS.P\T.T:Avic\GFP-YFP] under the control of Scer\GAL4[n-syb.PS].
Embryos expressing Rab5[Q88L.Scer\UAS.P\T.T:Avic\GFP-YFP] under the control of Scer\GAL4[Mef2.PR] show muscle detachment defects. These defects are due to separation between the integrins at the end of the muscles and the extracellular matrix.
Clones expressing Rab5[Q88L.Scer\UAS.P\T.T:Avic\GFP-YFP] (under the control of Scer\GAL4[Act5C.PI]) do not show differences in the adherens junctions.
Epithelial defects are seen in the egg chambers of females expressing Rab5[Q88L.Scer\UAS.P\T.T:Avic\GFP-YFP] under the control of Scer\GAL4[55B]; 14% show cell swelling.
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Statement
Reference
Co-expression of rush[Scer\UAS.T:Avic\GFP] and Rab5[Q88L.Scer\UAS.P\T.T:Avic\GFP-YFP] using Scer\GAL4[CU1] results in striking changes in endosome morphology: the Rab5[Q88L.Scer\UAS.P\T.T:Avic\GFP-YFP]-induced large endosomes change their shape and form clusters of smaller interconnected vesicles. Co-expression of rush[K48E.Scer\UAS.T:Avic\GFP] and Rab5[Q88L.Scer\UAS.P\T.T:Avic\GFP-YFP] using Scer\GAL4[CU1] results in endosome clustering. Co-expression of rush[R176G.Scer\UAS.T:Avic\GFP] has no effect on the vesicle shape changes induced by Scer\GAL4[CU1]-mediated expression of Rab5[Q88L.Scer\UAS.P\T.T:Avic\GFP-YFP]. Co-expression of Hrs[2xFYVE.Scer\UAS.T:Avic\GFP] has no effect on the vesicle shape changes induced by Scer\GAL4[CU1]-mediated expression of Rab5[Q88L.Scer\UAS.P\T.T:Avic\GFP-YFP].
The penetrance of the tracheal lumen defects (convoluted and dilated dorsal trunks) caused by expression of Vhl[dsRNA.Scer\UAS] under the control of Scer\GAL4[btl.PS] is partially suppressed by co-expression of Rab5[Q88L.Scer\UAS.P\T.T:Avic\GFP-YFP].
Expression of Rab5[Q88L.Scer\UAS.P\T.T:Avic\GFP-YFP] (under the control of Scer\GAL4[Act5C.PI]) in Rho1[72O] clones does not worsen the Rho1[72O] adherens junction phenotype between two clonal pigment epithelial cells but does disrupt adherens junctions between a pigment epithelial cell and cone cell, a phenotype that is not found in Rho1[72O] clones. Expression of Rab5[Q88L.Scer\UAS.P\T.T:Avic\GFP-YFP] (under the control of Scer\GAL4[Act5C.PI]) in Rho1[72F] clones does not worsen the Rho1[72F] adherens junction phenotype between two clonal pigment epithelial cells but does disrupt adherens junctions between a pigment epithelial cell and cone cell, a phenotype taht is not found in Rho1[72F] clones.
The follicle cell epithelial defects seen in females expressing awd[dsRNA.Scer\UAS] under the control of Scer\GAL4[55B] are rescued by co-expression of Rab5[Q88L.Scer\UAS.P\T.T:Avic\GFP-YFP].
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Bloomington
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Discoverer
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Carried in a plasmid and transfected into S2R+ cells.
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Reported As
Symbol Synonym
Rab5Q88L.Scer\UAS.P\T.T:Avic\GFP-YFP
 
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Secondary FlyBase IDs
hide References ( 10 )
Research paper
Gailite et al., 2012, Mol. Biol. Cell 23(3): 433--447
The phosphoinositide-associated protein Rush hour regulates endosomal trafficking in Drosophila. [FBrf0217308]
Gault et al., 2012, J. Cell Biol. 196(5): 605--621
Drosophila CK1-γ, gilgamesh, controls PCP-mediated morphogenesis through regulation of vesicle trafficking. [FBrf0217630]
Chan et al., 2011, Curr. Biol. 21(20): 1704--1715
Systematic discovery of rab GTPases with synaptic functions in Drosophila. [FBrf0216517]
Uytterhoeven et al., 2011, Cell 145(1): 117--132
Loss of skywalker reveals synaptic endosomes as sorting stations for synaptic vesicle proteins. [FBrf0213384]
Hsouna et al., 2010, Mol. Cell. Biol. 30(15): 3779--3794
Drosophila von hippel-lindau tumor suppressor gene function in epithelial tubule morphogenesis. [FBrf0211250]
Yuan et al., 2010, J. Cell Sci. 123(6): 939--946
Analysis of integrin turnover in fly myotendinous junctions. [FBrf0213429]
Warner and Longmore, 2009, J. Cell Biol. 185(6): 1111--1125
Distinct functions for Rho1 in maintaining adherens junctions and apical tension in remodeling epithelia. [FBrf0208183]
Woolworth et al., 2009, Mol. Cell. Biol. 29(17): 4679--4690
The Drosophila metastasis suppressor gene Nm23 homolog, awd, regulates epithelial integrity during oogenesis. [FBrf0208712]
Zhang et al., 2007, Genetics 176(2): 1307--1322
Thirty-one flavors of Drosophila Rab proteins. [FBrf0201049]
Supplementary material
Zhang et al., 2007, Genetics 176(2):
Supplement to Zhang et al., 2007. [FBrf0203184]