FB2026_03 , released September 17, 2026
Recombinant Construct: P{btl-lacZ.B4}
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General Information
Symbol
P{btl-lacZ.B4}
FlyBase ID
FBtp0008885
Feature type
transgenic_transposable_element
Component Allele(s)
Ecol\lacZbtl.B4
Size
Expression Data
lacZ reporter
Associated insertion(s)
1 available
Molecular map
Description and Uses
Construct components
Component allele Ecol\lacZbtl.B4
Transgenic product class
Component
Use(s)
Regulatory region(s)
btl_P[B4]
Encoded product / tool
lacZ
Description

btl upstream sequences from -0.44kb to -0.32kb, and from -0.06kb to 0.07kb (0 is the start of the btl P2 transcription unit) are fused upstream of sequence encoding a lacZ reporter.

(Ohshiro and Saigo, 1997)
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
Additional Information
Statement
Reference
 
Marker for
Reflects expression of
btl
(Ohshiro and Saigo, 1997)
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 (1)
Reported As
Symbol Synonym
P{btl-lacZ.B4}
(FlyBase, 1996-)
Secondary FlyBase IDs
    References (4)