FB2026_03 , released September 17, 2026
Insertion: Dmel\P{GawB}p127
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General Information
Symbol
Dmel\P{GawB}p127
Species
D. melanogaster
Name
FlyBase ID
FBti0010419
Feature type
transposable_element_insertion_site
Also Known As
escargot-Gal4, p127-Gal4
Description
Inserted Element
P{GawB}
LINE ID
Affected gene(s)
Scer\GAL4
Viability / fertility
Associated allele(s)
Scer\GAL4esg-p127
Stock availability
None publicly available
Genomic Location
Chromosomal Location
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)
Insertion into Natural transposon
Comments concerning location
Sequence Data
Flanking sequence
Inserted Element
Construct
P{GawB}
(FlyBase, 1992-)
Size (Kb)

11.279

Component Allele(s)
Scer\GAL4wB
w+mW.hs
Molecular map
Affected Gene(s)
Phenotypic Data
Expression Data
Reporter Expression
distribution deduced from reporter (Gal4 UAS)
Stage
Tissue/Position (including subcellular localization)
Reference
embryonic stage
larval tracheal system | restricted
(Steneberg et al., 1998)
embryonic stage 13 -- 17
larval tracheal system | restricted
(Steneberg et al., 1999)
late third instar larval stage -- pupal stage
embryonic/larval spiracular tracheal branch
(Weaver and Krasnow, 2008)
Additional Information
Statement
Reference

In embryo, expressed in trachael fusion cells from stage 13.

(Steneberg et al., 1999)

In embryonic tracheal system, expressed specifically in fusion cells, cells that branch and extend fusion sprouts to interconnect the tracheal network.

(Steneberg et al., 1998)
 
Marker for
tracheal fusion cell
(Steneberg et al., 1998)
Reflects expression of
esg
(Weaver and Krasnow, 2008)
Reporter construct used in assay
Avic\GFPUAS.cUa
(Weaver and Krasnow, 2008)
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 (9)
Reported As
Symbol Synonym
P127-Gal4
(Weaver and Krasnow, 2008)
P127::GAL4
(Beitel and Krasnow, 2000)
P{GAL4}p127
(Steneberg et al., 1998, FlyBase, 1992-)
P{GawB}p127
escargot-Gal4
(Rutkowski and Warren, 2009, Jiang et al., 2007, Centanin et al., 2005)
esgP127-Gal4
(Chen and Krasnow, 2014)
p127-Gal4
(Steneberg et al., 1999)
p127>Gal4
(Schulz et al., 2011)
p127Gal4
(Llimargas, 2000)
Name Synonyms
Secondary FlyBase IDs
    References (11)