FB2026_01 , released March 12, 2026
FB2026_01 , released March 12, 2026
Recombinant Construct: P{IIA237-lacZ}
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General Information
Symbol
P{IIA237-lacZ}
FlyBase ID
FBtp0007169
Feature type
transgenic_transposable_element
Component Allele(s)
Ecol\lacZMef2.IIA237
Size
Expression Data
lacZ reporter
Associated insertion(s)
1 available
Molecular map
Description and Uses
Construct components
Component allele Ecol\lacZMef2.IIA237
Transgenic product class
Component
Use(s)
Regulatory region(s)
Mef2_IIA237
Encoded product / tool
lacZ
Description

237bp of Mef2 5' flanking sequence from -5.8 to -5.5kb (which contains two tin binding sites) is fused upstream of a minimal heat shock promoter driving expression of a lacZ reporter.

(Gajewski et al., 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
distribution deduced from reporter
Stage
Tissue/Position (including subcellular localization)
Reference
embryonic stage 12 -- 13
cardiogenic mesoderm
(Gajewski et al., 1997)
embryonic stage 13 -- 17
dorsal vessel wall cell
(Gajewski et al., 1997)
embryonic stage 16
embryonic dorsal vessel
(Kremser et al., 1999)
embryonic stage 16 -- 17
embryonic/larval dorsal vessel
(Gajewski et al., 1997)
embryonic stage 17
embryonic/larval dorsal vessel
(Gajewski et al., 1997)
Additional Information
Statement
Reference

In embryos, expression in the cardiac cell lineage; not specified whether expression observed in pericardial cells. Level of expression lower than that for larger regulatory fragment.

(Gajewski et al., 1997)
 
Marker for
embryonic dorsal vessel
(Kremser et al., 1999)
embryonic/larval dorsal vessel
(Gajewski et al., 1997)
Reflects expression of
tin
(Kremser et al., 1999)
Mef2
(Gajewski et al., 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 (4)
Reported As
Symbol Synonym
IIA 237 D-mef2 enhancer-lacZ
(Gajewski et al., 2000)
IIA237
(Gajewski et al., 1999)
IIA237 D-mef2-lacZ
(Gajewski et al., 2001)
P{IIA237-lacZ}
(FlyBase, 1996-)
Secondary FlyBase IDs
    References (8)