FB2026_02 , released June 18, 2026
Recombinant Construct: P{lacZUbx.pbx2xPS}
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General Information
Symbol
P{lacZUbx.pbx2xPS}
FlyBase ID
FBtp0004622
Feature type
transgenic_transposable_element
Component Allele(s)
Ecol\lacZUbx.pbx2xPS
Size
Expression Data
lacZ reporter
Associated insertion(s)
1 available
Molecular map
Description and Uses
Construct components
Component allele Ecol\lacZUbx.pbx2xPS
Transgenic product class
Component
Use(s)
Encoded product / tool
lacZ
Description

Tandem duplication of the Ubx promoter driving expression of lacZ.

(Muller and Bienz, 1992)
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
Stage
Tissue/Position (including subcellular localization)
Reference
gastrula stage
of ectoderm & parasegment 6 & parasegment 8 & parasegment 10 & parasegment 12
(Muller and Bienz, 1992)
embryonic stage 9 -- 10
ectoderm of parasegment 6
(Muller and Bienz, 1992)
ectoderm of parasegment 8
(Muller and Bienz, 1992)
ectoderm of parasegment 10
(Muller and Bienz, 1992)
ectoderm of parasegment 12
(Muller and Bienz, 1992)
Additional Information
Statement
Reference

The reporter construct is expressed in "ftz-like" ectodermal stripes in even numbered parasegments 6-12 after gastrulation.

(Muller and Bienz, 1992)
 
Marker for
Reflects expression of
Ubx
(Muller and Bienz, 1992)
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{lacZUbx.pbx2xPS}
(FlyBase, 1996-)
Secondary FlyBase IDs
    References (3)