A Database of Drosophila Genes & Genomes

FB2013_03, released May 7th, 2013
 

Allele Dmel\Rh52

General Information
SymbolDmel\Rh52SpeciesD. melanogaster
NameFlyBase IDFBal0265961
Feature typealleleAssociated geneDmel\Rh5
Allele class
MutagenFLPase
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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
FLPase-mediated excision of P{GT1}BG01539, located 1.2kb upstream of Rh5, and P{EP}EP574, found downstream of the Rh5 ORF.
Cytology
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Statement
Reference
Compound action potentials can be evoked by sound in the antennal nerve of mutant flies, but the sound particle velocities required to elicit the response is increased compared to wild type. The displacement response of the antenna over a range of sound particle velocities is linearised, indicating loss of mechanical amplification.
Light avoidance is completely lost in Rh5[2] mutants.
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Statement
Reference
Rh52 has phototaxis defective phenotype, non-enhanceable by Rh61
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Statement
Reference
Rh52 has phototaxis defective phenotype, non-suppressible by Rh61
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Statement
Reference
The sound threshold required to evoke a compound action potential in the antennal nerve in response in Rh5[2] Rh6[1] double mutants is almost twice as loud as required in single mutants. Ultrastructure of the Johnston's organ sensillum appears normal in the double mutant flies.
Rh5[2];Rh6[1] double mutants are completely blind, with light avoidance being completely lost at the larval stage. Rh5[2];Rh6[1] double mutants eclose at a similar rate as in wild-type. Despite Rh5[2];Rh6[1] double mutants having a decreased ability to degrade tim in response to light, they are still capable of proper circadian behavior.
Wild-type larvae display differences in their LN(v) dendrite length when exposed to constant darkness versus constant light. In contrast, such light induced changes are absent in Rh5[2], Rh6[1] double mutants.
sev[1], Rh5[2], Rh6[1] triple mutant flies do not have R7 cells and do not express function R8 opsins, therefore colour vision should be completely abolished. However, the blue/green intensity-response curve for these flies appears indistinguishable from wild-type.
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Reported As
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Secondary FlyBase IDs
hide References ( 5 )
Research paper
Senthilan et al., 2012, Cell 150(5): 1042--1054
Drosophila auditory organ genes and genetic hearing defects. [FBrf0219321]
Keene et al., 2011, J. Neurosci. 31(17): 6527--6534
Distinct visual pathways mediate Drosophila larval light avoidance and circadian clock entrainment. [FBrf0213587]
Vasiliauskas et al., 2011, Nature 479(7371): 108--112
Feedback from rhodopsin controls rhodopsin exclusion in Drosophila photoreceptors. [FBrf0216554]
Yuan et al., 2011, Science 333(6048): 1458--1462
Light-induced structural and functional plasticity in Drosophila larval visual system. [FBrf0215276]
Yamaguchi et al., 2008, Proc. Natl. Acad. Sci. U.S.A. 105(12): 4910--4915
Motion vision is independent of color in Drosophila. [FBrf0204275]