FB2026_01 , released March 12, 2026
FB2026_01 , released March 12, 2026
Insertion: Dmel\P{lacW}B204
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General Information
Symbol
Dmel\P{lacW}B204
Species
D. melanogaster
Name
FlyBase ID
FBti0005743
Feature type
transposable_element_insertion_site
Description
Inserted Element
P{lacW}
LINE ID
Affected gene(s)
CrebA, Ecol\lacZ
Viability / fertility
Associated allele(s)
Ecol\lacZCrebA-B204
Stock availability
None publicly available
Genomic Location
Chromosomal Location
3L ( 71C--D )
Sequence Location
Target / Docking site
Member of Large Scale Dataset(s)
Dataset
Description
Detailed Mapping Data
Chromosome (arm)
Sequence Location
Orientation
Cytological location (computed by FlyBase)
Cytological location (reported)
71C--D (in situ hybridization reported)
(Rose et al., 1997)
Insertion into Natural transposon
Comments concerning location
Sequence Data
Flanking sequence
Inserted Element
Construct
P{lacW}
Size (Kb)

10.691

Component Allele(s)
w+mC
Molecular map
Affected Gene(s)
Phenotypic Data
Expression Data
Reporter Expression
distribution deduced from reporter
Stage
Tissue/Position (including subcellular localization)
Reference
embryonic stage
presumptive embryonic salivary gland
(Zeng et al., 1993)
embryonic proventriculus
(Rose et al., 1997)
posterior spiracle primordium | surrounding
(Rose et al., 1997)
amnioserosa
(Zeng et al., 1993)
embryonic stage 11 -- 17
salivary gland
(Rose et al., 1997)
Additional Information
Statement
Reference

In embryo, expressed in the secretory epithelial cells of the embryonic salivary gland and a low levels in the amnioserosa.

(Zeng et al., 1993)
 
Marker for
embryonic proventriculus
(Rose et al., 1997)
embryonic/larval salivary gland
(Zeng et al., 1993)
Reflects expression of
CrebA
(Rose et al., 1997)
Reporter construct used in assay
Data on Genetic Line
Line ID
Origin as a multiple insertion line
Progenitor(s) within the Genome
Related Aberration or Balancer
Aberration
Balancer
Stocks (0)
External Crossreferences and Linkouts ( 0 )
Synonyms and Secondary IDs (4)
Reported As
Symbol Synonym
P{lacW}B204
(FlyBase, 1992-)
P{lacZ-un2}B204
(Andrew et al., 1997, FlyBase, 1992-)
P{lacZ-un2}CrebAB204
(FlyBase, 1992-)
line B204
(Andrew et al., 1994)
Name Synonyms
Secondary FlyBase IDs
  • FBti0002359
References (9)