FB2026_03 , released September 17, 2026
Insertion: Dmel\P{A92}A31
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General Information
Symbol
Dmel\P{A92}A31
Species
D. melanogaster
Name
FlyBase ID
FBti0002481
Feature type
transposable_element_insertion_site
Description
Inserted Element
P{A92}
LINE ID
Affected gene(s)
Ecol\lacZ, Fas2
Viability / fertility
viable
Associated allele(s)
Ecol\lacZFas2-A31
Stock availability
None publicly available
Genomic Location
Chromosomal Location
X ( 4B1-4B4 )
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)
4B1-4B4 (in situ hybridization reported)
(Ghysen and O'Kane, 1989)
Insertion into Natural transposon
Comments concerning location
Sequence Data
Flanking sequence
Inserted Element
Construct
P{A92}
Size (Kb)

12.127

Component Allele(s)
Ecol\lacZP\T.A92
ry+t7.2
Molecular map
Affected Gene(s)
Phenotypic Data
Expression Data
Reporter Expression
distribution deduced from reporter
Stage
Tissue/Position (including subcellular localization)
Reference
embryonic stage
Malpighian tubule
(Skaer and Martinez Arias, 1992)
embryonic stage 11 -- 17
head
(Ghysen and O'Kane, 1989)
ventral neuroectoderm | segmentally repeated
(Ghysen and O'Kane, 1989)
embryonic stage 12
larval DA1 motor neuron
(Grenningloh et al., 1991)
neuron
(Grenningloh et al., 1991)
pCC neuron
(Grenningloh et al., 1991)
embryonic stage 13
vMP2 neuron
(Grenningloh et al., 1991)
larval MP1 neuron
(Grenningloh et al., 1991)
dMP2 neuron
(Grenningloh et al., 1991)
embryonic stage 13 -- 16
neuron
• axon
(Grenningloh et al., 1991)
embryonic stage 14 -- 16
larval intersegmental nerve
(Grenningloh et al., 1991)
embryonic stage 15
embryonic/larval posterior spiracle | vicinity of
(Ghysen and O'Kane, 1989)
bipolar dendrite neuron | dorsal
(Ghysen and O'Kane, 1989)
presumptive embryonic/larval peripheral nervous system | restricted
(Ghysen and O'Kane, 1989)
presumptive embryonic/larval central nervous system | restricted
(Ghysen and O'Kane, 1989)
embryonic/larval hindgut | restricted
(Ghysen and O'Kane, 1989)
Malpighian tubule primordium
(Ghysen and O'Kane, 1989)
embryonic stage 16
larval longitudinal connective
(Grenningloh et al., 1991)
Additional Information
Statement
Reference

Enhancer trap staining occurs in the Malpighian tubules throughout their development.

(Skaer and Martinez Arias, 1992)

The enhancer trap staining pattern closely resembles the pattern of Fas2 protein expression in the developing nervous system.

(Grenningloh et al., 1991)
 
Marker for
Reflects expression of
Fas2
(Grenningloh et al., 1991)
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 (3)
Reported As
Symbol Synonym
A31 fasII-lacZ
(Herzig et al., 2001)
P{A92}A31
(FlyBase, 1992-)
P{A92}Fas2-A31
(FlyBase, 1992-)
Name Synonyms
Secondary FlyBase IDs
  • FBti0002936
References (9)