FB2026_02 , released June 18, 2026
Allele: Dmel\Krtwi.PN
Open Close
General Information
Symbol
Dmel\Krtwi.PN
Species
D. melanogaster
Name
twist promoter construct of Nibo
FlyBase ID
FBal0124158
Feature type
allele
Associated gene
Dmel\Kr
Associated Insertion(s)
Carried in Construct
P{twi(-FRT)Kr.N}
Key Links
Transgenic product class
wild_type
(Nibu et al., 2001)
Mutagen
Nature of the Allele
Transgenic product class
wild_type
(Nibu et al., 2001)
Mutagen
FLPase
(Nibu et al., 2001)
Progenitor genotype
KrFRT.twi
(Nibu et al., 2001)
Carried in construct
P{twi(-FRT)Kr.N}
Cytology
Description

The FRT cassette has been excised, juxtaposing twi enhancer sequences and the wild-type full length Kr coding region.

(Nibu et al., 2001)
Allele components
Component
Use(s)
Regulatory region(s)
twi
Encoded product / tool
Kr
Also carries
FRT
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

      Expression of Krtwi.PN results in the fusion of the 6th and 7th abdominal segments.

      (Nibu et al., 2001)
      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
      External Crossreferences and Linkouts ( 0 )
      Synonyms and Secondary IDs (2)
      Reported As
      Symbol Synonym
      Krtwi.PN
      Name Synonyms
      twist promoter construct of Nibo
      (Nibu et al., 2001)
      Secondary FlyBase IDs
        References (1)