FB2024_03 , released June 25, 2024
Physical Interaction report
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General Information
Interaction Type
Interacting Genes
FlyBase ID
FBig0000097664
Interaction Network
Interactions Browser links
msl-2 network
msl-1 network
esyN Network Diagram
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Protein
RNA
Selected Interactor(s)
Common Interactor(s)
Reported Interactions
FBrf0082212-1.coIP.WB
Description
physical association
Collection
Cell line used
Participants
Corresponds to
Reported as
Role
Note

MSL-1

bait

MSL-2

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 larval nuclear extract of wild-type males; bait produced from endogenous gene; prey produced from endogenous gene.

FBrf0082212-2.coIP.WB
Description
physical association
Collection
Cell line used
Participants
Corresponds to
Reported as
Role
Note

MSL-2

bait

MSL-1

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 larval nuclear extract of wild-type males; bait produced from endogenous gene; prey produced from endogenous gene.

FBrf0082212-3.coIP.A
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

MSL-2

bait

MSL-1

prey

[35]S label

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 and labeled by in vitro translation; prey produced and labeled by in vitro translation.

FBrf0082212-4.coIP.A
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

MSL-1

bait

MSL-2

prey

[35]S label

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 and labeled by in vitro translation; prey produced and labeled by in vitro translation.

FBrf0104740-1.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

MSL1

bait

MSL2

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

msl-1, msl-2 and msl-3 also copurify in various chromatographic fractionation studies.

Source was cell extract of SL2 cell line; bait produced from endogenous gene; prey produced from endogenous gene.

FBrf0104740-11.Y2H
Description
physical association
Assay
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

MSL2

bait

fused to GAL4 DNA-binding domain

MSL1

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
RING finger domain
sufficient binding region
aa 1-190
RING finger domain
mutation disrupting interaction
aa 14aa 28aa 32aa 35aa 39aa 40aa 41aa 44aa 51aa 53aa 67aa 107

M14K

L28P

L32P

L35P

L39R

S40P

C41R

C44G

P51L

S53P

C67Y

C107R

N-terminal region
sufficient binding region
aa 85-186
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

FBrf0104740-3.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

MSL2

bait

MSL1

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 SL2 cell line; bait produced from endogenous gene; prey produced from endogenous gene.

msl-1, msl-2 and msl-3 also copurify in various chromatographic fractionation studies.

FBrf0123194-1.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

MSL1

bait

FLAG tag

MSL2

prey
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
N-terminal region
sufficient binding region
aa 85-263
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.

FBrf0123205-4.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

MSL1

bait

MSL2

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

Positive control.

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

FBrf0123205-7.coIP.MW
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

MSL2

bait

HA tag

MSL1

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

Positive control.

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

FBrf0191197-3.coIP.WB
Reference
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

MSL1NHA

bait

HA tag

MSL2

prey
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
interaction domain
sufficient binding region
aa 85-265

coordinates relative to msl-1-PA

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 transgenic construct.

FBrf0191197-4.coIP.A
Reference
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

MSL2

bait

Flag tag

MSL1NHA

prey
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
N-terminal domain
sufficient binding region
aa 1-193

coordinates relative to msl-2-PA

N-terminal domain
sufficient binding region
aa 1-265

coordinates relative to msl-1-PA

interaction domain residues 113-116
mutation disrupting interaction
aa 113-116

M113A,V114A,M115A,L116A, coordinates relative to msl-1-PA

interaction domain residues 132, 134
mutation decreasing interaction
132, 134

aa D132A,E134A, coordinates relative to msl-1-PA.

interaction domain residues 128,135
mutation decreasing interaction
aa 128,135

aa I128A,L135A, coordinates relative to msl-1-PA

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

Interaction in vitro; bait derived from transgenic fly extract; prey produced and labeled by in vitro translation.

FBrf0210963-1.EMSA.A
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

msl-1

neutral component

msl-1

neutral component

msl-1

neutral component

msl-2

neutral component

FLAG tag

msl-2

neutral component

FLAG tag

msl-2

neutral component

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

Interaction in vitro; recombinant proteins produced in baculovirus and insect cell system.

msl-1 and msl-2 were mixed with [32]P labeled DNA. DNA-protein complexes observed by EMSA were used to deduce protein-protein interactions.

FBrf0220072-2.ENZ.WB
Reference
Description
Assay
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

msl-2

enzyme

FLAG tag

msl-2

enzyme

FLAG tag

msl-1

enzyme target

FLAG tag

msl-1

enzyme target

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
FBrf0220072-5.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

msl-2

bait

GFP tag

msl-1

prey
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
RING domain residue 61
mutation decreasing interaction
aa 61

H61A

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 endogenous gene.

FBrf0220072-7.PD.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

msl-2

bait

FLAG tag

msl-1

prey
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
RING domain residue 61
mutation decreasing interaction
aa 61

H61A

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

Interaction in vitro; bait produced as a recombinant fusion protein in baculovirus and insect cell system; prey produced in baculovirus and insect cell system.

FBrf0220106-10.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

Msl1

bait

FLAG tag

Msl2

prey
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
coiled coil
mutation disrupting interaction
aa 113-120

M113R, L118R, L120R triple mutation

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

Source was cell extract of SL2 cell line; bait produced from transfected construct; prey produced from endogenous gene.

FBrf0220106-11.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

Msl1

bait

FLAG tag

Msl2

prey
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
coiled coil
mutation disrupting interaction
aa 113-120

M113R, L118R, L120R triple mutation

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

Source was cell extract of Kc cell line; bait produced from transfected construct; prey produced from endogenous gene.

FBrf0220106-2.ENZ.WB
Reference
Description
Assay
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

Msl2

enzyme

FLAG tag

Msl2

enzyme

FLAG tag

Msl1

enzyme target

HA-ubiquitin label

Msl1

enzyme target

HA-ubiquitin label

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
FBrf0220106-4.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

Msl2

bait

FLAG tag

Msl1

prey
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
putative E2 binding surface
mutation decreasing interaction
aa 46-77

V46E, M75E, M77E triple mutation

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

Source was cell extract of Kc cell line; bait produced from transfected construct; prey produced from endogenous gene.

FBrf0222154-1.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

MSL1

bait

MSL2

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

Positive control.

The interaction of msl-1 and msl-2 persists upon RNaseA treatment.

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

FBrf0222216-5.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

Msl1

bait

FLAG tag

Msl2

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

Positive control.

Source was cell extract of SL2 cell line; bait produced from transfected construct; prey produced from transfected construct.

FBrf0229405-15.PLA
Description
physical association
Collection
Cell line used
Participants
Corresponds to
Reported as
Role
Note

msl-1

neutral component

msl-1

neutral component

msl-1

neutral component

msl-2

neutral component

msl-2

neutral component

msl-2

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

Factors were detected on polytene chromosomes using antibodies (to proteins) or biotinylated antisense probes (to ncRNA). The PLA signal develops only if probes to the two factors are in close proximity to each other (within tens of nanometers).

Source was larval salivary gland of wild-type fly line; proteins produced from endogenous gene.

FBrf0241657-2.Y2H
Description
physical association
Assay
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

MSL2

bait

fused to GAL4 DNA-binding domain

MSL1

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
N-terminal domain
sufficient binding region
aa 1-195

coordinates relative to msl-2-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. Positive control.

FBrf0244131-11.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

MSL1

bait

FLAG tag

MSL2

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; proteins co-produced and purified as recombinant fusion proteins in a baculovirus and Sf21 cell system.

Interaction was detected in a system that co-expressed JIL-1, CG7946, msl-1, msl-2 and msl-3.

FBrf0247704-1.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

MSL2

bait

FLAG tag

MSL1

prey
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
RING domain
necessary binding region
unspecified

replacement of the msl-2 RING domain with the mouse MSL2 RING domain disrupts binding to msl-1

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

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

FBrf0249407-1.PD.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

MSL2

bait

MBP tag

MSL1

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 derived from S2 cell nuclear extract.

FBrf0249407-3.PD.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

MSL2

bait

MBP tag

MSL1

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 derived from Kc167 cell nuclear extract.

External Crossreferences and Linkouts ( 1 )
Linkouts
MIST - An integrated Molecular Interaction Database
References (15)