FB2026_02 , released June 18, 2026
Physical Interaction report
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General Information
Interaction Type
Interacting Genes
FlyBase ID
FBig0000107935
Interaction Network
Interactions Browser links
Cbl network
drk network
Reported Interactions
FBrf0130045-2.PD.A
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
drk 

Drk

bait

GST tag

Cbl 

D-cblL

prey

[35]S label

Cbl 
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

Interaction in vitro; bait produced as a recombinant fusion protein in bacterial system; prey produced and labeled by in vitro translation.

FBrf0213073-1.Y2H
Description
physical association
Assay
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
drk 

Drk

bait

fused to GAL4 DNA-binding domain

Cbl 

D-Cbl

prey

fused to GAL4 activation domain

Cbl 
Cbl 
Cbl 
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
Cbl 
proline-rich domain
sufficient binding region
aa 448-878

coordinates relative to Cbl-PB

Cbl 
Grb2-Drk binding motif
necessary binding region
PPLPPR

mutated to APLPAR

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

FBrf0213073-2.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
Cbl 

D-CblL

bait
Cbl 
Cbl 
drk 

Drk

prey
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
Cbl 
Grb2-Drk binding motif
necessary binding region
PPLPPR

mutated to APLPAR

Isoform-specific participants
Corresponds to
Description
Role
Note
Comments concerning this interaction

Source was adult female ovaries of wild-type or transgenic fly line; bait produced from endogenous gene; prey produced from endogenous gene or transgenic construct.

The Cbl antibody was specific to the CblL (large) isoform.

External Crossreferences and Linkouts ( 1 )
Linkouts
MIST - An integrated Molecular Interaction Database
References (2)