FB2026_01 , released March 12, 2026
FB2026_01 , released March 12, 2026
Recombinant Construct: P{1.0zen-lacZ}
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General Information
Symbol
P{1.0zen-lacZ}
FlyBase ID
FBtp0005747
Feature type
transgenic_transposable_element
Component Allele(s)
Ecol\lacZzen.1.0
Size
Expression Data
lacZ reporter
Associated insertion(s)
1 available
Molecular map
Description and Uses
Construct components
Component
Use(s)
Marker(s)
ry+t7.2
w+mC
Component allele Ecol\lacZzen.1.0
Transgenic product class
Component
Use(s)
Regulatory region(s)
zen_1.0
Encoded product / tool
lacZ
Description

1.0kb of zen promoter region drives the expression of a lacZ reporter.

(Doyle et al., 1989)
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
embryonic stage 4 -- 5
organism | dorsal | ventral

Comment: excludes anterior and posterior pole

(Doyle et al., 1989)
embryonic stage 5 -- 6
organism | dorsal
(Doyle et al., 1989)
gastrula stage
organism | dorsal
(Doyle et al., 1989)
embryonic cycle 14
organism | dorsal | ventral
(Doyle et al., 1989)
embryonic stage 9 -- 10
amnioserosa
(Doyle et al., 1989)
Additional Information
Statement
Reference

When 1.0 kb of zen upstream sequence drives EcollacZ reporter expression, transient early ventral misexpression is detected, indicating that there is an early ventral repression element in the region 1.0 to 1.6 kb upstream from zen.

(Doyle et al., 1989)
 
Marker for
Reflects expression of
zen
(Doyle et al., 1989)
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{1.0zen-lacZ}
(FlyBase, 1996-)
Secondary FlyBase IDs
    References (4)