FB2026_03 , released September 17, 2026
Physical Interaction report
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General Information
Interaction Type
physical association
Interacting Genes
Trl, dre4
FlyBase ID
FBig0000097173
Interaction Network
Interactions Browser links
Trl network
dre4 network
Reported Interactions
FBrf0160948-2.coIP.MS
Reference
Shimojima et al., 2003
Description
physical association
Assay
Collection
Source/Stage
organism / embryonic stage 1embryonic stage 15blastoderm stagegastrula stageembryonic stage 8embryonic stage 9embryonic stage 6early extended germ band stageembryonic cycle 3extended germ band stageembryonic stage 4embryonic stage 2embryonic cycle 9late extended germ band stageembryonic stage 5embryonic stage 12embryonic stage 11embryonic stage 3embryonic cycle 6embryonic cycle 8embryonic cycle 5embryonic cycle 7embryonic stage 13embryonic cycle 4embryonic stage 14embryonic stage 10embryonic stage 7
Cell line used
Participants
Corresponds to
Reported as
Role
Note
Trl 

GAGA factor

bait

FLAG tag

dre4 

dSPT16

prey

5 unique peptides identified

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 embryonic nuclear extract of transgenic fly line; bait produced from tagged transgenic construct; prey produced from endogenous gene.

(Shimojima et al., 2003)
FBrf0160948-4.coIP.WB
Reference
Shimojima et al., 2003
Description
physical association
Assay
Collection
Source/Stage
organism / embryonic stage 1embryonic stage 15blastoderm stagegastrula stageembryonic stage 8embryonic stage 9embryonic stage 6early extended germ band stageembryonic cycle 3extended germ band stageembryonic stage 4embryonic stage 2embryonic cycle 9late extended germ band stageembryonic stage 5embryonic stage 12embryonic stage 11embryonic stage 3embryonic cycle 6embryonic cycle 8embryonic cycle 5embryonic cycle 7embryonic stage 13embryonic cycle 4embryonic stage 14embryonic stage 10embryonic stage 7
Cell line used
Participants
Corresponds to
Reported as
Role
Note
Trl 

GAGA factor

bait

FLAG tag

dre4 

dSPT16

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 embryonic nuclear extract of transgenic fly line; bait produced from tagged transgenic construct; prey produced from endogenous gene.

(Shimojima et al., 2003)
FBrf0219981-8.coIP.MS
Reference
Nakayama et al., 2012
Description
physical association
Assay
Collection
Source/Stage
organism / embryonic stage 1embryonic stage 17blastoderm stagegastrula stageembryonic stage 8dorsal closure stageembryonic stage 9embryonic stage 6early extended germ band stageembryonic cycle 3extended germ band stageembryonic stage 4embryonic cycle 9embryonic stage 2late extended germ band stageembryonic stage 5embryonic stage 11embryonic stage 3embryonic stage 12embryonic stage 15embryonic cycle 6embryonic cycle 5embryonic cycle 8embryonic cycle 7embryonic stage 13embryonic cycle 4embryonic stage 14embryonic stage 10embryonic stage 7embryonic stage 16
Cell line used
Participants
Corresponds to
Reported as
Role
Note
Trl 

GAGA factor

bait

FLAG tag

dre4 

Spt16

prey

27 unique peptides identified

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 embryonic nuclear extract of transgenic fly line; bait produced from tagged transgenic construct; prey produced from endogenous gene.

(Nakayama et al., 2012)
External Crossreferences and Linkouts ( 1 )
Linkouts
MIST - An integrated Molecular Interaction Database
References (2)