FB2026_01 , released March 12, 2026
FB2026_01 , released March 12, 2026
Physical Interaction report
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General Information
Interaction Type
Interacting Genes
FlyBase ID
FBig0000003783
Interaction Network
Interactions Browser links
mago network
tsu network
Reported Interactions
FBrf0157191-1.XC
Reference
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
mago 

Mago

neutral component
mago 

Mago

neutral component
mago 

Mago

neutral component
tsu 

Y14

neutral component
tsu 
tsu 

Y14

neutral component
tsu 

Y14

neutral component
tsu 
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
tsu 
central region
sufficient binding region
aa 47-155
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.

Complex was treated with endoproteinase C before crystallization, trimming tsu (Y14) while leaving mago intact.

FBrf0160529-1.PD
Description
physical association
Assay
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
mago 

Mago

bait

His tag

tsu 

Y14

prey
tsu 
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
tsu 
N-terminal region
sufficient binding region
aa 1-154
Isoform-specific participants
Corresponds to
Description
Role
Note
Comments concerning this interaction

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

mago and tsu were co-expressed on a bicistronic construct.

FBrf0160529-2.CH
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
mago 

Mago

neutral component
mago 

Mago

neutral component
mago 

Mago

neutral component
tsu 

Y14

neutral component
tsu 
tsu 

Y14

neutral component
tsu 

Y14

neutral component
tsu 
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
tsu 
N-terminal region
sufficient binding region
aa 1-154
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.

Recombinant mago and tsu co-purify as a heterodimer by size-exclusion chromatography.

FBrf0160529-3.XC
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
mago 

Mago

neutral component
mago 

Mago

neutral component
mago 

Mago

neutral component
tsu 

Y14

neutral component
tsu 
tsu 

Y14

neutral component
tsu 

Y14

neutral component
tsu 
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
tsu 
N-terminal region
sufficient binding region
aa 1-154
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.

mago and tsu were co-expressed on a bicistronic construct.

FBrf0174607-5.XC
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
tsu 

Y14

neutral component
tsu 

Y14

neutral component
tsu 
tsu 

Y14

neutral component
tsu 
mago 

Mago

neutral component
mago 

Mago

neutral component
mago 

Mago

neutral component
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
tsu 
RNA-binding-like domain
sufficient binding region
aa 67-154
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.

Pym (residues 1-58) binds at a surface formed by both mago and the tsu RBD domain (residues 67-154) to form a ternary complex.

FBrf0209868-3.XC
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
mago 

Mago

neutral component
mago 

Mago

neutral component
mago 

Mago

neutral component
tsu 

Y14

neutral component
tsu 

Y14

neutral component
tsu 

Y14

neutral component
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

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

The crystal structure of a ternary complex containing cdm, tsu and mago was captured as 3 pairwise interactions.

FBrf0209868-7.PD.MW
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
mago 

Mago

bait

GST tag

tsu 

Y14

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

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

FBrf0210119-2.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
mago 

Mago

bait

GFP tag

tsu 

Tsu

prey

FLAG 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 ovary extract from transgenic line carrying tagged tsu and GAL4/UAS-mago constructs.

FBrf0218395-1308.DPiM
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
mago 
unspecified role
mago 
unspecified role
mago 
unspecified role
tsu 
unspecified role
tsu 
unspecified role
tsu 
unspecified role
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

HGScore = 292.45315

FBrf0225497-8.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
mago 

Mago

bait

GFP tag

tsu 

Y14

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 adult female ovaries of transgenic fly line; bait produced from tagged transgenic construct; prey produced from endogenous gene.

FBrf0243074-1.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
mago 

Mago

bait

GFP tag

tsu 

Y14

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 adults of transgenic fly line; bait produced from tagged transgenic construct; prey produced from endogenous gene or tagged transgenic construct.

FBrf0243074-4.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
tsu 

Y14

bait

Myc tag

mago 

Mago

prey

GFP 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 adults of transgenic fly line; bait produced from tagged transgenic construct; prey produced from tagged transgenic construct.

External Crossreferences and Linkouts ( 1 )
Linkouts
MIST - An integrated Molecular Interaction Database
References (8)