FB2025_01 , released February 20, 2025
Physical Interaction report
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General Information
Interaction Type
Interacting Genes
FlyBase ID
FBig0000097112
Interaction Network
Interactions Browser links
Drep2 network
Drep3 network
esyN Network Diagram
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Protein
RNA
Selected Interactor(s)
Common Interactor(s)
Reported Interactions
FBrf0123058-2.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

DREP-3

bait

FLAG tag

DREP-2

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 293T cell line; bait produced from transfected construct; prey produced from transfected construct.

FBrf0220238-2.CH.MW
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

Drep2

neutral component

His tag

Drep2

neutral component

His tag

Drep2

neutral component

His tag

Drep3

neutral component

His tag

Drep3

neutral component

His tag

Drep3

neutral component

His tag

Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
CIDE domain
sufficient binding region
aa 10-84
CIDE domain
sufficient binding region
aa 117-192
Isoform-specific participants
Corresponds to
Description
Role
Note
Comments concerning this interaction

Interaction in vitro; proteins produced as a recombinant fusion protein in bacterial system.

FBrf0220238-3.GE.MW
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

Drep2

neutral component

His tag

Drep2

neutral component

His tag

Drep2

neutral component

His tag

Drep3

neutral component

His tag

Drep3

neutral component

His tag

Drep3

neutral component

His tag

Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
CIDE domain
sufficient binding region
aa 10-84
CIDE domain
sufficient binding region
aa 117-192
Isoform-specific participants
Corresponds to
Description
Role
Note
Comments concerning this interaction

Interaction in vitro; proteins produced as a recombinant fusion protein in bacterial system.

Drep-3 inhibits the nuclease activity of Drep-2 in vitro.

FBrf0220238-4.PD.MW
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

Drep2

bait

His tag

Drep3

prey
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
CIDE domain
sufficient binding region
aa 10-84
CIDE domain
sufficient binding region
aa 117-192
Isoform-specific participants
Corresponds to
Description
Role
Note
Comments concerning this interaction

Interaction in vitro; proteins produced as a recombinant fusion protein in bacterial system.

Drep-3 inhibits the nuclease activity of Drep-2 in vitro.

FBrf0221660-3.CH.MW
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

Drep2

neutral component

His tag

Drep2

neutral component

His tag

Drep2

neutral component

His tag

Drep3

neutral component

His tag

Drep3

neutral component

His tag

Drep3

neutral component

His tag

Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
CIDE domain
sufficient binding region
aa 111-195
CIDE domain
sufficient binding region
aa 1-84
basic side of CIDE domain
mutation disrupting interaction
aa 40

K40E

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

Interaction in vitro; proteins produced as a recombinant fusion protein in bacterial system.

The presence of Drep-3 prevents Drep-2 homooligomerization.

The Drep-2 K40E mutation disrupts binding of Drep-3, but not Drep-2 homooligomerization.

FBrf0221660-5.CS.MW
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

Drep2

neutral component

His tag

Drep2

neutral component

His tag

Drep2

neutral component

His tag

Drep3

neutral component

His tag

Drep3

neutral component

His tag

Drep3

neutral component

His tag

Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
CIDE domain
sufficient binding region
aa 1-90
CIDE domain
sufficient binding region
aa 1-84
basic side of CIDE domain
mutation disrupting interaction
aa 40

K40E

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

Interaction in vitro; proteins produced as a recombinant fusion protein in bacterial system.

FBrf0225878-4.CM.MW
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

Drep2

neutral component

His tag

Drep2

neutral component

His tag

Drep2

neutral component

His tag

Drep3

neutral component

His tag

Drep3

neutral component

His tag

Drep3

neutral component

His tag

Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
CIDE domain
sufficient binding region
aa 1-84
CIDE domain
sufficient binding region
aa 111-195
Isoform-specific participants
Corresponds to
Description
Role
Note
Comments concerning this interaction

Interaction in vitro; proteins produced as a recombinant fusion protein in bacterial system.

FBrf0226773-10.coIP.MS
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

Drep-2

bait

GFP tag

Drep3

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

Only interactions absent in negative controls (wildtype lysate or no antibody) at FDR = 1% are reported.

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

FBrf0237638-11.CM.MW
Reference
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

DREP2

neutral component

DREP2

neutral component

DREP2

neutral component

DREP3

neutral component

DREP3

neutral component

DREP3

neutral component
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
CIDE domain
sufficient binding region
aa 111-195
CIDE domain
sufficient binding region
aa 1-84
CIDE domain residue 167
mutation disrupting interaction
aa 167

D167R

CIDE domain residues 40,13
mutation disrupting interaction
aa 40,13

K40E,K13D

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

Interaction in vitro; proteins produced as a recombinant fusion protein in bacterial system.

FBrf0237638-7.CH.MW
Reference
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

DREP2

neutral component

DREP2

neutral component

DREP2

neutral component

DREP3

neutral component

DREP3

neutral component

DREP3

neutral component
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
CIDE domain
sufficient binding region
aa 111-195
CIDE domain
sufficient binding region
aa 1-84
CIDE domain residue 167
mutation disrupting interaction
aa 167

D167R

CIDE domain residues 40,13
mutation disrupting interaction
aa 40,13

K40E,K13D

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

Interaction in vitro; proteins produced as a recombinant fusion proteins in bacterial system.

Estimated molecular weight is consistent with a heterodimer.

External Crossreferences and Linkouts ( 1 )
Linkouts
MIST - An integrated Molecular Interaction Database
References (6)