A Database of Drosophila Genes & Genomes

FB2013_03, released May 7th, 2013
 

Dmel\Mi{ET1}Gr64eMB03533 Insertion

General Information
Symbol Dmel\Mi{ET1}Gr64eMB03533 Species D. melanogaster
Name FlyBase ID FBti0075706
Feature type transposable_element_insertion_site
Description
Inserted element Mi{ET1} Expression data
Affected gene(s) Gr64d, Gr64e Viability / fertility fertile, viable
Causes allele(s) Gr64dMB03533, Gr64eMB03533 Stock availability 1 publicly available
LINE ID MB03533
Genomic Location
Chromosomal location 3L ( 64A4 ) Sequence location 3L:4,034,381..4,034,381 [-]
Map ( GBrowse ) GBrowse View Help detailed view FBti0115539 FBti0146269 FBti0075706 FBti0126405 FBti0115964 FBti0042836 FBti0066402 FBti0064683 FBti0005061
Member of Large Scale Dataset(s)
Dataset

A set of transgenic insertion stocks derived by TE mobilization using the Dhyd\Minos-based construct Mi{ET1}; vetted by the Gene Disruption Project (GDP). The Mi{ET1} construct carries the Avic\GFP[E.3xP3] fluorescent marker, a Scer\GAL4 driver/reporter gene, and bacterial sequences that allow plasmid rescue.
Additional Mi{ET1} insertion lines were generated, mapped, and assessed for inclusion in the Gene Disruption Project collection; flanking sequence data were submitted to GenBank.
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Description
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FB2013_03
FB2013_02
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hide Detailed Mapping Data
Chromosome (arm)
Sequence Location
3L:4,034,381..4,034,381 [-]
Orientation
Cytological location
(computed by FlyBase)
64A4 ( inferred by FlyBase from sequence location )
Cytological location
(reported)
64A4 (reported as inferred from sequence location)
Comments concerning
location
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Flanking sequence
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Construct Mi{ET1}
Location-dependent
role
GAL4 driver/enhancer trap
Size 7.5, 7.5Kb
Associated alleles
Molecular map
hide Affected Gene(s)
Insertion may
affect gene
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Causes alleles
Lethality
References
viable
Sterility
References
fertile
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Statement
Reference
Expression of Gr64e[Scer\UAS.cWa] in sugar taste neurons (under the control of Scer\GAL4[Gr5a.8.5]) restores glycerol sensitivity, although only partial rescue is seen at a 1% glycerol concentration.
Gr64e[MB03533] mutants show a marked loss of preference for 30% beer against 5mM (as in wild-type). Gr64e[MB03533] flies show a substantially reduced preference for yeast extract and fermented grape. The preference for ripe banana is indistinguishable from wild-type flies. Gr64e[MB03533] mutant flies show virtually no response to 10% glycerol, whereas control flies show a strong response. Gr64e[MB03533] flies have a responsive sugar neuron, as a stimulus of 100mM sucrose elicits a firing rate comparable to that in control flies. L-type sensilla in Gr64e[MB03533] flies lack a response to 10% glycerol. In contrast, mean responses to sucrose, fructose and glucose are as in wild-type. Gr64e[MB03533] flies show greatly reduced proboscis extension responses to glycerol. In feeding preference assays in which populations of flies are presented with 5mM sucrose against varying concentrations of glycerol, wild-type flies show strong preferences for 1% and 10% glycerol.
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Reporter Expression
Additional Information
Statement
Reference
Marker for
Reflects
expression of
Reporter construct
used in assay
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FlyView (LinkOut)
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Line ID
MB03533
Origin as a multiple insertion line
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Aberration
Balancer
hide Stocks ( 1 )
Bloomington
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hide Synonyms & Secondary IDs
Reported As
Symbol Synonym
Gr64eMB03533
MB03533
Mi{ET1}Gr64eMB03533
Secondary FlyBase IDs
hide References ( 8 )
Research paper
Bellen et al., 2011, Genetics 188(3): 731--743
The Drosophila gene disruption project: progress using transposons with distinctive site specificities. [FBrf0214229]
Wisotsky et al., 2011, Nat. Neurosci. 14(12): 1534--1541
Evolutionary differences in food preference rely on Gr64e, a receptor for glycerol. [FBrf0216771]
Jiao et al., 2008, Curr. Biol. 18(22): 1797--1801
Gr64f is required in combination with other gustatory receptors for sugar detection in Drosophila. [FBrf0206328]
Metaxakis et al., 2005, Genetics 171(2): 571--581
Minos as a genetic and genomic tool in Drosophila melanogaster. [FBrf0190750]
Bellen et al., 2004, Genetics 167(2): 761--781
The BDGP gene disruption project: single transposon insertions associated with 40% of Drosophila genes. [FBrf0179132]
Personal communication to FlyBase
Bellen, 2007.4.5, batch731.xml
batch731.xml [FBrf0191801]
FlyBase analysis
FlyBase Curators, 2013, Members of GDP insertion collections: P{GT1}, P{SUPor-P}, P{EPgy2}, Mi{ET1}, Mi{MIC}.
Members of GDP insertion collections: P{GT1}, P{SUPor-P}, P{EPgy2}, Mi{ET1}, Mi{MIC}. [FBrf0220667]
FlyBase, 1992-, FlyBase curation.
FlyBase curation. [FBrf0105495]