FB2026_01 , released March 12, 2026
FB2026_01 , released March 12, 2026
Recombinant Construct: P{tld-lacZ}
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General Information
Symbol
P{tld-lacZ}
FlyBase ID
FBtp0006709
Feature type
transgenic_transposable_element
Component Allele(s)
Ecol\lacZtld.PK
Size
Expression Data
lacZ reporter
Associated insertion(s)
1 available
Molecular map
Description and Uses
Construct components
Component allele Ecol\lacZtld.PK
Transgenic product class
Component
Use(s)
Regulatory region(s)
tld_promoterfusion
Encoded product / tool
lacZ
Description

796bp BamHI-KpnI fragment including tld sequences from -728 to +68 drives lacZ expression.

(Kirov et al., 1994)
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 cycle 10 -- embryonic cycle 14
organism | 0-100% egg length | dorsal | dorsal ventral gradient

Comment: through early cycle 14

(Kirov et al., 1994)
embryonic stage 6 -- 7
organism | dorso-lateral | restricted

Comment: 4 bands; NOT dorsal

(Kirov et al., 1994)
embryonic stage 8
embryonic head | dorsal
(Kirov et al., 1994)
organism | segmentally repeated
(Kirov et al., 1994)
embryonic gnathal segment
(Kirov et al., 1994)
embryonic cycle 14
organism | 10-90% egg length | dorsal

Comment: late cycle 14

(Kirov et al., 1994)
embryonic stage 11
ectoderm | restricted | segmentally repeated

Comment: at border of neurogenic and dorsal ectoderm

(Kirov et al., 1994)
Additional Information
Statement
Reference
 
Marker for
Reflects expression of
tld
(Kirov et al., 1994)
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 (2)
Reported As
Symbol Synonym
P{tld-lacZ}
(FlyBase, 1996-)
tld-lacZ
(Lilja et al., 2003)
Secondary FlyBase IDs
    References (5)