FB2026_03 , released September 17, 2026
Physical Interaction report
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General Information
Interaction Type
Interacting Genes
FlyBase ID
FBig0000120608
Interaction Network
Interactions Browser links
nanos network
bru1 network
Reported Interactions
FBrf0246626-33.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

Nos

bait

GFP tag

bru1 

Bruno

prey

HA tag

Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
Isoform-specific participants
Corresponds to
Description
Role
Note
Comments concerning this interaction

Source was cell extract of HEK293 cell line; bait produced from transfected construct; prey produced from transfected construct.

FBrf0246626-65.coIP.MS
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

Nos

bait

GFP tag

bru1 

Bruno

prey
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
Isoform-specific participants
Corresponds to
Description
Role
Note
Comments concerning this interaction

Source was ovaries of transgenic fly line; bait produced from tagged transgenic construct; prey produced from endogenous gene.

FBrf0260793-1.Y2H
Description
physical association
Assay
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

nanos

bait

fused to GAL4 DNA-binding domain

bru1 

bru

prey

fused to GAL4 activation domain

bru1 
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
bru1 
interaction domain
sufficient binding region
aa 239-604

coordinates relative to bru1-PA

N-terminal domain
sufficient binding region
aa 1-289
Isoform-specific participants
Corresponds to
Description
Role
Note
Comments concerning this interaction

Source was yeast cell line; bait produced as transgenic fusion protein; prey produced as transgenic fusion protein (prey was previously cloned reagent).

Two-hybrid system: yeast GAL4-BD/GAL4-AD

FBrf0260793-4.Y2H
Description
physical association
Assay
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
bru1 

bru

bait

fused to GAL4 DNA-binding domain

bru1 

nanos

prey

fused to GAL4 activation domain

Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
bru1 
interaction domain
sufficient binding region
aa 239-604

coordinates relative to bru1-PA

N-terminal domain
sufficient binding region
aa 1-289
Isoform-specific participants
Corresponds to
Description
Role
Note
Comments concerning this interaction

Source was yeast cell line; bait produced as transgenic fusion protein; prey produced as transgenic fusion protein (prey was previously cloned reagent).

Two-hybrid system: yeast GAL4-BD/GAL4-AD

FBrf0262483-33.CL.FM
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
bru1 

Bruno

bait

mCherry tag, fused to the plasma membrane

Nanos

prey

EGFP tag

Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
Isoform-specific participants
Corresponds to
Description
Role
Note
Comments concerning this interaction

Source was live S2R+ cells; bait and prey produced from endogenous genes.

bru1 was fused to a plasma membrane anchor. The ability of this chimera to recruit prey protein to the plasma membrane was taken as evidence of direct physical interaction.

External Crossreferences and Linkouts ( 0 )
References (3)