FB2026_03 , released September 17, 2026
Allele: Dmel\Ofut1bnk.A
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General Information
Symbol
Dmel\Ofut1bnk.A
Species
D. melanogaster
Name
FlyBase ID
FBal0318133
Feature type
allele
Associated gene
Associated Insertion(s)
Carried in Construct
Key Links
Transgenic product class
Nature of the Allele
Transgenic product class
Progenitor genotype
Carried in construct
Cytology
Description

A transient early-zygotic promoter (bnk) drives expression of O-fut1 lacking the 3' UTR, which prevents it from being silenced by O-fut1miRNA.bcd.T. This allele is used as an 'antidote' in the UD[MEL] system.

Allele components
Component
Use(s)
Regulatory region(s)
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
External Data
Interactions
Show genetic interaction network for Enhancers & Suppressors
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 (0)
Notes on Origin
Discoverer
Comments
Comments

This allele is used as part of the UD[MEL] system. The U[DMEL] system utilizes two constructs, each consisting of a maternally expressed toxin and a zygotically expressed antidote. Each antidote is linked with a toxin whose activity it does not rescue (toxin A linked with antidote B and vice versa). As a result, the survival of embryos from mothers carrying one (UD[MEL-1]) or both (UD[MEL-1] and UD[MEL-2]) kinds of UD[MEL] chromosomes requires that they inherit the other (UD[MEL-2]) or both kinds of UD[MEL] chromosomes, respectively, in order to achieve zygotic rescue.

External Crossreferences and Linkouts ( 0 )
Synonyms and Secondary IDs (2)
Reported As
Symbol Synonym
O-fut1bnk.A
Ofut1bnk.A
Name Synonyms
Secondary FlyBase IDs
    References (1)