FB2026_03 , released September 17, 2026
Physical Interaction report
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General Information
Interaction Type
physical association
Interacting Genes
spen, trr
FlyBase ID
FBig0000105084
Interaction Network
Interactions Browser links
spen network
trr network
Reported Interactions
FBrf0232524-1.PD.A
Reference
Oswald et al., 2016
Description
physical association
Assay
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
spen 

dmSPOC

bait

GST tag

spen 
trr 

Trr

prey

[35]S label

trr 
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
spen 
SPOC domain
sufficient binding region
aa 5363-5560

coordinates relative to spen-PA

trr 
C-terminal region
sufficient binding region
aa 1979-2431

coordinates relative to trr-PD

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.

(Oswald et al., 2016)
External Crossreferences and Linkouts ( 1 )
Linkouts
MIST - An integrated Molecular Interaction Database
References (1)