FB2026_02 , released June 18, 2026
Recombinant Construct: P{HA-hb}
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General Information
Symbol
P{HA-hb}
FlyBase ID
FBtp0084531
Feature type
transgenic_transposable_element
Component Allele(s)
hbTag:HA
Also Known As
HA:hb
Size
Expression Data
Associated insertion(s)
1 available
Molecular map
Description and Uses
Construct components
Component allele hbTag:HA
Transgenic product class
genomic_DNA
(Kohwi et al., 2013)
wild_type
(Kohwi et al., 2013)
Component
Use(s)
Regulatory region(s)
hb
Encoded product / tool
hb
Tagged with
Tag:HA
Description

32kb genomic fragment from the hb locus. Three copies of Tag:HA have been inserted at the N-terminal end of the open reading frame.

(Kohwi et al., 2013)
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
epitope tag
Stage
Tissue/Position (including subcellular localization)
Reference
embryonic stage
larval DO1 motor neuron
(Kohwi et al., 2013)
larval DO2 motor neuron
(Kohwi et al., 2013)
Additional Information
Statement
Reference

Immunostaining for HA with the HA-tagged hb allele can be used as a proxy for endogenous hb transcription and is a specific, positive marker for early-born U1/U2 neuronal identity.

(Kohwi et al., 2013)
 
Marker for
larval DO1 motor neuron
(Kohwi et al., 2013)
larval DO2 motor neuron
(Kohwi et al., 2013)
Reflects expression of
Reporter construct used in assay
Progenitors and Descendants
progenitor(s)
descendant(s)
Comments
Stocks (0)
Stocks containing insertion(s) of this recombinant construct
External Crossreferences and Linkouts ( 0 )
Synonyms and Secondary IDs (2)
Reported As
Symbol Synonym
HA:hb
(Fox et al., 2022, Kohwi et al., 2013)
P{HA-hb}
(FlyBase, 1992-)
Secondary FlyBase IDs
    References (6)