FB2026_02 , released June 18, 2026
Recombinant Construct: M{256xlacO.roX2}
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General Information
Symbol
M{256xlacO.roX2}
FlyBase ID
FBtp0116038
Feature type
transgenic_transposable_element
Component Allele(s)
lncRNA:roX2+tRa
Also Known As
lacO-roX2+p
Size
Expression Data
Associated insertion(s)
1 available
Molecular map
Description and Uses
Description

Transgene that contains 256 copies of lacO cloned upstream of a genomic fragment containing lncRNA:roX2 expressed under the control of its own promoter (lncRNA:roX2+tRa).

(Ramírez et al., 2015)
Construct components
Component
Use(s)
Also carries
lacO
Component allele lncRNA:roX2+tRa
Transgenic product class
Component
Use(s)
Regulatory region(s)
lncRNA:roX2
Encoded product / tool
lncRNA:roX2
Description

Contains roX2 expressed under its own promoter.

(Ramírez et al., 2015)
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
Additional Information
Statement
Reference
 
Marker for
Reflects expression of
Reporter construct used in assay
Progenitors and Descendants
progenitor(s)
descendant(s)
Comments

M{256xlacO.roX2} is marked with a 256-mer lac operon (Ecol\lacO) array, which can be bound by a reporter fused to T:Ecol\lacI.

(Ramírez et al., 2015)
Stocks (0)
Stocks containing insertion(s) of this recombinant construct
External Crossreferences and Linkouts ( 0 )
Synonyms and Secondary IDs (5)
Reported As
Symbol Synonym
AG6215
(Valsecchi et al., 2021)
LacO-roX2
(Ramírez et al., 2015)
M{256xlacO.roX2}
(FlyBase, 1996-)
Tg2
(Valsecchi et al., 2021)
lacO-roX2+p
(Valsecchi et al., 2021, Ramírez et al., 2015)
Secondary FlyBase IDs
    References (4)