FB2026_03 , released September 17, 2026
Recombinant Construct: P{sr-GAL4.239}
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General Information
Symbol
P{sr-GAL4.239}
FlyBase ID
FBtp0117970
Feature type
transgenic_transposable_element
Component Allele(s)
Scer\GAL4sr.239
Size
Expression Data
GAL4 reporter/driver
Associated insertion(s)
1 available
Molecular map
Description and Uses
Construct components
Component allele Scer\GAL4sr.239
Transgenic product class
Component
Use(s)
Regulatory region(s)
sr
Encoded product / tool
GAL4
Description

The sr239 enhancer of the sr gene is fused upstream of sequence encoding a GAL4 driver.

(Staudt et al., 2005)
Sequence Data
Sequence (FB)
Associated Sequence Data
DDBJ / EMBL / GenBank
DNA Sequence
Extent
Segments and Size
Total Size
Left end
Right end
 
Segments
Num
Orientation
Symbol
Reference
Phenotypic Data
Expression Data
Reporter Expression
distribution deduced from reporter (Gal4 UAS)
Stage
Tissue/Position (including subcellular localization)
Reference
embryonic stage 12
larval apodeme
(Staudt et al., 2005)
Additional Information
Statement
Reference

Drives expression in a single row of cells posterior to the en expression domain. These cells correspond to dorsal and lateral apodeme precursor cells at midembryogenesis (stage 12).

(Staudt et al., 2005)
 
Marker for
Reflects expression of
Reporter construct used in assay
Progenitors and Descendants
progenitor(s)
descendant(s)
Comments
Stocks (0)
Stocks containing insertion(s) of this recombinant construct
External Crossreferences and Linkouts ( 0 )
Synonyms and Secondary IDs (4)
Reported As
Symbol Synonym
P{sr-GAL4.239}
(FlyBase, 1992-)
sr-Gal4
(Göpfert et al., 2025)
sr239-Gal4
(Göpfert et al., 2025)
srGAL4
(Staudt et al., 2005)
Secondary FlyBase IDs
    References (5)