FB2025_05 , released December 11, 2025
Recombinant Construct: P{Ir84a-lexA.VP16}
Open Close
General Information
Symbol
P{Ir84a-lexA.VP16}
FlyBase ID
FBtp0069829
Feature type
transgenic_transposable_element
Component Allele(s)
Ecol\lexAVP16.Ir84a
Also Known As
Ir84a-lexA
Size
Expression Data
Associated insertion(s)
2 available
Molecular map
Description and Uses
Construct components
Component allele Ecol\lexAVP16.Ir84a
Transgenic product class
Component
Use(s)
Regulatory region(s)
Ir84a
Encoded product / tool
lexA::VP16
Description

A 1964 bp Ir84a promoter fragment regulates expression of a lexA::VP16 driver.

(Grosjean et al., 2011)
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 (Gal4 UAS)
Stage
Tissue/Position (including subcellular localization)
Reference
adult stage
adult olfactory receptor neuron Ir84a
(Grosjean et al., 2011)
antennal lobe glomerulus VL2a
(Grosjean et al., 2011)
Additional Information
Statement
Reference

EcollexAIr84a.T:HsimVP16 labels the olfactory receptor neuron Ir84a and the antennal lobe glomerulus VL2 anterior compartment. It is co-expressed with ScerGAL4fru-GAL4 in these domains.

(Grosjean et al., 2011)
 
Marker for
adult olfactory receptor neuron Ir84a
(Grosjean et al., 2011)
Reflects expression of
Ir84a
(Grosjean et al., 2011)
Reporter construct used in assay
Progenitors and Descendants
progenitor(s)
descendant(s)
Comments
Stocks (1)
Stocks containing insertion(s) of this recombinant construct
Bloomington
41751
w*; P{Ir84a-lexA.VP16}attP40; TM2/TM6B, Tb1
External Crossreferences and Linkouts ( 0 )
Synonyms and Secondary IDs (5)
Reported As
Symbol Synonym
IR84a-LexA
(Macpherson et al., 2015)
Ir84-LexA
(Fosque et al., 2015)
Ir84a-LexA.VP16
(Fosque et al., 2015)
Ir84a-lexA
(Grosjean et al., 2011)
P{Ir84a-lexA.VP16}
(FlyBase, 1992-)
Secondary FlyBase IDs
    References (6)