FB2026_02 , released June 18, 2026
Allele: Dmel\Oct-TyrRhono
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General Information
Symbol
Dmel\Oct-TyrRhono
Species
D. melanogaster
Name
honoka
FlyBase ID
FBal0104701
Feature type
allele
Associated gene
Associated Insertion(s)
Carried in Construct
Key Links
Allele class
Nature of the Allele
Allele class
Progenitor genotype
Associated Insertion(s)
Cytology
Description

P{lwB} is inserted about 100bp upstream of the first non-coding, previously undescribed exon of the TyrR gene.

Stated to be a P{lwB} insertion about 100bp upstream of the TyrR gene. See FBrf0139901 and FBrf0126774 for further discussion of the molecular nature of the TyrRhono lesion.

Allele components
Component
Use(s)
Inserted element
Encoded product / tool
Mutations Mapped to the Genome
Curation Data
Type
Location
Additional Notes
References
Variant Molecular Consequences
Associated Sequence Data
DNA sequence
Protein sequence
 
Expression Data
Reporter Expression
Additional Information
Statement
Reference
 
Marker for
Reflects expression of
Reporter construct used in assay
Human Disease Associations
Disease Ontology (DO) Annotations
Models Based on Experimental Evidence ( 0 )
Disease
Evidence
References
Modifiers Based on Experimental Evidence ( 0 )
Disease
Interaction
References
Comments on Models/Modifiers Based on Experimental Evidence ( 0 )
 
Disease-implicated variant(s)
 
Phenotypic Data
Phenotypic Class
Phenotype Manifest In
Detailed Description
Statement
Reference

Oct-TyrRhono larvae have a significant increase in the distance they crawl, relative to controls.

The enhancement of EJPs by octopamine is similar to that in wild type larvae. The inihibitory effect of EJPs by tyramine is completely eliminated.

The avoidance behaviour of TyrRhono flies in response to the repellents ethyl acetate, benzaldehyde and 4-methylcycrohexanol is impaired compared to wild-type flies. Locomotor activity of both males and females is normal and slightly increased compared to wild-type flies. The excitatory junctional potential of TyrRhono larval body wall muscles is not inhibited by 10-6M tyramine, in contrast to wild type.

External Data
Interactions
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Phenotypic Class
Phenotype Manifest In
Additional Comments
Genetic Interactions
Statement
Reference
Xenogenetic Interactions
Statement
Reference
Complementation and Rescue Data
Comments
Images (0)
Mutant
Wild-type
Stocks (1)
Notes on Origin
Discoverer

Selected as: an olfactory behavioural mutant which is defective in responses to some repellents in a T-maze assay.

Comments
Comments

Reversion analysis shows that the P{lwB} insertion is responsible for the olfactory mutant phenotype.

External Crossreferences and Linkouts ( 0 )
Synonyms and Secondary IDs (6)
Reported As
Secondary FlyBase IDs
    References (11)