FB2026_02 , released June 18, 2026
Allele: Dmel\ctkf-2
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General Information
Symbol
Dmel\ctkf-2
Species
D. melanogaster
Name
FlyBase ID
FBal0002112
Feature type
allele
Associated gene
Dmel\ct
Associated Insertion(s)
Carried in Construct
Key Links
Allele class
Mutagen
Nature of the Allele
Allele class
Mutagen
spontaneous
(Johnson and Judd, 1979)
Progenitor genotype
Cytology

Polytene chromosomes normal.

(Johnson and Judd, 1979)
Description

DNA coordinates (FBrf0042060) (0 is gypsy site in ct6): An approximately 18 kilobase deletion extending from a point between coordinates -35.8 and -33.2 to a point between -18.5 and -14.0.

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

      Unexpanded wings and kinked femurs. Df(1)R19/ctkf-2 females have normal viability and fertility, about 20% have a kinked femur-like phenotype.

      (Johnson and Judd, 1979)

      kinked femur

      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

      Arose on: In(1)scS1Lsc8R+S, sc8 scS1 wa.

      External Crossreferences and Linkouts ( 0 )
      Synonyms and Secondary IDs (2)
      Reported As
      Symbol Synonym
      ctkf-2
      kf2
      (Johnson and Judd, 1979)
      Name Synonyms
      Secondary FlyBase IDs
        References (3)