FB2026_02 , released June 18, 2026
Recombinant Construct: P{Or42a-GAL4.F}
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General Information
Symbol
P{Or42a-GAL4.F}
FlyBase ID
FBtp0020886
Feature type
transgenic_transposable_element
Component Allele(s)
Scer\GAL4Or42a.PF
Also Known As
Or42a-GAL4
Size
Expression Data
GAL4 reporter/driver
Associated insertion(s)
3 available
Molecular map
Description and Uses
Construct components
Component allele Scer\GAL4Or42a.PF
Transgenic product class
Component
Use(s)
Regulatory region(s)
Or42a
Or42a_FV11
Encoded product / tool
GAL4
Description

A 4.184kb Or42a promoter controls expression of a GAL4 driver.

(Fishilevich and Vosshall, 2005)
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
larval stage
larval olfactory receptor neuron Or42a
(Masuda-Nakagawa et al., 2009)
larval antennal lobe glomerulus 42a
(Masuda-Nakagawa et al., 2009)
adult stage
adult olfactory receptor neuron Or42a
(Fishilevich and Vosshall, 2005)
antennal lobe glomerulus VM7
(Fishilevich and Vosshall, 2005)
Additional Information
Statement
Reference

Drives expression in larval and adult olfactory receptor neuron Or42a, and in larval antennal lobe glomerulus 42a and adult antennal lobe glomerulus VM7.

(FlyBase Curators, 2017)
 
Marker for
Reflects expression of
Or42a
(Masuda-Nakagawa et al., 2009, Fishilevich and Vosshall, 2005)
Reporter construct used in assay
Progenitors and Descendants
progenitor(s)
descendant(s)
Comments
Stocks (2)
Stocks containing insertion(s) of this recombinant construct
Bloomington
9969
w*; P{Or42a-GAL4.F}48.1
9970
w*; P{Or42a-GAL4.F}48.3B
External Crossreferences and Linkouts ( 0 )
Synonyms and Secondary IDs (3)
References (25)