FB2026_02 , released June 18, 2026
Physical Interaction report
Open Close
General Information
Interaction Type
Interacting Genes
FlyBase ID
FBig0000095993
Interaction Network
Interactions Browser links
Dredd network
Fadd network
Reported Interactions
FBrf0129865-1.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

DREDD

bait

FLAG tag

Fadd 

dFADD

prey

HA tag

Fadd 
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
Fadd 
death-inducing domain
sufficient binding region
aa 1-141

"N" construct, coordinates relative to Fadd-PA

caspase domain
sufficient binding region
aa 239-494

"casp" construct, weak, coordinates relative to Dredd-PA

death-inducing domain
sufficient binding region
aa 1-239

"pro" construct, coordinates relative to Dredd-PA

death-inducing domain
necessary binding region
aa 172-239

"proΔ1" construct, coordinates relative to Dredd-PA

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

Source was cell extract of 293 cell line; bait produced from transfected construct; prey produced from transfected construct.

Fadd interacts with Dredd but not with Dronc.

FBrf0129865-2.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
Fadd 

dFADD

bait

FLAG tag

DREDD

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

Fadd interacts with Dredd strongly and with Dark weakly.

Source was cell extract of 293 cell line; bait produced from transfected construct; prey produced from transfected construct.

FBrf0139798-4.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
Fadd 

dFADD

bait

FLAG tag

Dredd

prey

V5 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 S2 cell line; bait produced from transfected construct; prey produced from transfected construct.

FBrf0214801-2.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

Dredd

bait

Myc tag

Fadd 

Fadd

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 S2 cell line; bait produced from transfected construct; prey produced from transfected construct.

FBrf0214801-5.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
Fadd 

Fadd

bait

HA tag

Dredd

prey

Myc 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 S2 cell line; bait produced from transfected construct; prey produced from transfected construct.

FBrf0218688-4.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
Fadd 

Fadd

bait

HA or Myc tag

Dredd

prey

V5 or HA tag

Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
prodomain DED1
sufficient binding region
aa 1-142
Isoform-specific participants
Corresponds to
Description
Role
Note
Comments concerning this interaction

Source was cell extract of S2 cell line; bait produced from transfected construct; prey produced from transfected construct.

FBrf0218688-5.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

Dredd

bait

HA or V5 tag

Fadd 

Fadd

prey

Myc or 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 S2 cell line; bait produced from transfected construct; prey produced from transfected construct.

FBrf0218992-5.coIP.MS
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

Dredd

bait

Biotin Acceptor Peptide tag

Fadd 

BG4_DROME

prey

3 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

Bait expressed in stably transfected cell lines.

Prey endogenous to cell extract.

Cells were treated for 10 minutes with heat killed Gram-negative bacteria before harvesting.

Proteins eluted by on-bead digestion.

External Crossreferences and Linkouts ( 1 )
Linkouts
MIST - An integrated Molecular Interaction Database
References (5)