FB2026_02 , released June 18, 2026
Allele: Dmel\vretΔ1
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General Information
Symbol
Dmel\vretΔ1
Species
D. melanogaster
Name
FlyBase ID
FBal0264352
Feature type
allele
Associated gene
Dmel\vret
Associated Insertion(s)
Carried in Construct
Key Links
Allele class

amorphic allele - molecular evidence

Mutagen
Nature of the Allele
Allele class

amorphic allele - molecular evidence

(Handler et al., 2011)
Mutagen
Delta2-3 transposase
(Handler et al., 2011)
Progenitor genotype
P{EPg}vretHP36220
(Handler et al., 2011)
Cytology
Description

Imprecise excision of P{EPg}vretHP36220 resulting in an internal deletion of the majority of the P{EPg}vretHP36220-element without affecting the flanking genomic sequences.

(Handler et al., 2011)
Mutations Mapped to the Genome
Curation Data
Type
Location
Additional Notes
References
Variant Molecular Consequences
Associated Sequence Data
DDBJ / EMBL / GenBank
DNA sequence
Protein sequence
 
UniProtKB/Swiss-Prot
    UniProtKB/TrEMBL
      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

      Homozygous vretΔ1 females fail to lay eggs and display abnormal ovarian morphology. In some mutant egg chambers, there is a single giant nurse cell besides the oocyte nucleus.

      (Handler et al., 2011)
      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
      Rescued by

      vretΔ1 is rescued by vretEGFP

      (Handler et al., 2011)
      Comments

      vretT:Avic\GFP-EGFP restores the fertility of vretΔ1 mutants.

      (Handler et al., 2011)
      Images (0)
      Mutant
      Wild-type
      Stocks (0)
      Notes on Origin
      Discoverer
      External Crossreferences and Linkouts ( 0 )
      Synonyms and Secondary IDs (4)
      Reported As
      Symbol Synonym
      vretΔ1
      (Handler et al., 2011)
      vretenodelta1
      (Liddell et al., 2025)
      Name Synonyms
      avocadoΔ1
      (Handler et al., 2011)
      vretenoΔ1
      (Handler et al., 2011)
      Secondary FlyBase IDs
        References (2)