FB2026_01 , released March 12, 2026
FB2026_01 , released March 12, 2026
Insertion: Dmel\P{lacW}hecaB4-3-20
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General Information
Symbol
Dmel\P{lacW}hecaB4-3-20
Species
D. melanogaster
Name
FlyBase ID
FBti0005612
Feature type
transposable_element_insertion_site
Description
Inserted Element
P{lacW}
LINE ID
Affected gene(s)
Ecol\lacZ, heca
Viability / fertility
Associated allele(s)
Ecol\lacZheca-B4-3-20, hecaB4-3-20
Stock availability
None publicly available
Genomic Location
Chromosomal Location
3R ( 97C-97D )
Sequence Location
Target / Docking site
Member of Large Scale Dataset(s)
Dataset
Description
Detailed Mapping Data
Chromosome (arm)

3

(Bier et al., 1989)
Sequence Location
Orientation
Cytological location (computed by FlyBase)
Cytological location (reported)
97C-97D (in situ hybridization reported)
(Bier et al., 1989)
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
organism | segmentally repeated
(Bier et al., 1989)
embryonic stage 11
stomodeal invagination
(Bier et al., 1989)
proctodeum
(Bier et al., 1989)
mesectoderm
(Bier et al., 1989)
embryonic stage 13 -- 17
presumptive embryonic/larval central nervous system | restricted
(Hartenstein and Jan, 1992)
embryonic stage 15
embryonic ventral nerve cord of abdominal segment
(Bier et al., 1989)
embryonic ventral nerve cord of thoracic segment
(Bier et al., 1989)
Additional Information
Statement
Reference

Expression in small clusters of cells in the CNS. Expressed in "triplet cells" of unknown origin; stage >=14.

(Hartenstein and Jan, 1992)

Pattern of expression in CNS differs in thorax and abdomen; more extensive in thorax.

(Bier et al., 1989)
 
Marker for
Reflects expression of
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 (6)
Reported As
Symbol Synonym
B4 3rd20
(Bier et al., 1989)
P{lacW}B4-3-20
(FlyBase, 1992-)
P{lacW}hdcB4-3-20
(FlyBase, 1992-)
P{lacW}hecaB4-3-20
P{lacW}l(3)B4-3-201
(FlyBase, 1992-, Hartenstein and Jan, 1992)
P{w+mC=lacW}l(3)B4-3-201
(FlyBase, 1992-)
Name Synonyms
Secondary FlyBase IDs
  • FBti0001151
  • FBti0001796
References (6)