FB2026_03 , released September 17, 2026
Physical Interaction report
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General Information
Interaction Type
Interacting Genes
FlyBase ID
FBig0000096061
Interaction Network
Interactions Browser links
pzg network
BEAF-32 network
Reported Interactions
FBrf0216935-4.coIP.WB
Reference
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
pzg 

Z4

bait

BEAF

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 S2 cell extract.

Estimate that ~50% of BEAF-32 protein coimmunoprecipitated with pzg protein.

FBrf0241977-1148.Y2H
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
pzg 

pzg

bait

fused to GAL4 DNA-binding domain

BEAF-32

prey

fused to GAL4 activation domain

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 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

FBrf0249398-2.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

BEAF-32

bait
pzg 

Z4

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 cell extract of S2 cell line; bait produced from endogenous gene; prey produced from endogenous gene.

FBrf0249398-3.Y2H
Description
physical association
Assay
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

BEAF-32

bait

fused to GAL4 DNA-binding domain

pzg 

Z4

prey

fused to GAL4 activation domain

Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
leucine zipper and BESS domains residues 200-283
mutation disrupting interaction
aa 200-283

coordinates relative to BEAF-32-PA

BESS domain residues 230-283
mutation decreasing interaction
aa 1-200

coordinates relative to BEAF-32-PA

BED and BESS domains residues 1-58 and 230-283
mutation disrupting interaction
aa 1-58 and 230-283

coordinates relative to BEAF-32-PA

BED and LZ domains residues 1-230
mutation disrupting interaction
aa 1-230

coordinates relative to BEAF-32-PA

BED domain residues 1-200
mutation decreasing interaction
aa 1-200

coordinates relative to BEAF-32-PA

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.

FBrf0249398-5.Y2H
Description
physical association
Assay
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
pzg 

Z4

bait

fused to GAL4 DNA-binding domain

pzg 
pzg 
pzg 
pzg 
pzg 

BEAF-32

prey

fused to GAL4 activation domain

Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
pzg 
conservative domain residues 98-169
mutation disrupting interaction
aa 98-169

coordinates relative to pzg-PA

pzg 
zinc finger domains 3-7 residues 293-997
mutation disrupting interaction
aa 293-997

coordinates relative to pzg-PA

pzg 
conservative and zinc finger domains 1-3; residues 1-325
sufficient binding region
aa 1-325

coordinates relative to pzg-PA

pzg 
zinc finger domains 1-2 residues 238-293
mutation disrupting interaction
aa 238-293

coordinates relative to pzg-PA

pzg 
zinc finger domain 3 residues 293-325
mutation decreasing interaction
aa 293-325

coordinates relative to pzg-PA

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

Two-hybrid system: yeast GAL4-BD/GAL4-AD.

Source was yeast cell line; bait produced as transgenic fusion protein; prey produced as transgenic fusion protein (prey was previously cloned reagent).

External Crossreferences and Linkouts ( 1 )
Linkouts
MIST - An integrated Molecular Interaction Database
References (3)