FB2024_03 , released June 25, 2024
Physical Interaction report
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General Information
Interaction Type
Interacting Genes
FlyBase ID
FBig0000098502
Interaction Network
Interactions Browser links
Chrac-16 network
Iswi network
esyN Network Diagram
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Protein
RNA
Selected Interactor(s)
Common Interactor(s)
Reported Interactions
FBrf0097684-5.CH.MS
Description
physical association
Collection
Cell line used
Participants
Corresponds to
Reported as
Role
Note
Iswi 

130K subunit

neutral component
Iswi 

130K subunit

neutral component
Iswi 

130K subunit

neutral component

20K subunit

neutral component

20K subunit

neutral component

20K subunit

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

Nuclear extract was fractionated through several different chromatographic steps, selecting for chromatin remodeling activity.

Iswi, Acf1, Chrac-14 and Chrac-16 interact as part of the approximately 670 kDa CHRAC complex.

Identity of CHRAC subunits determined in this and other publications by mass spectrometry (FBrf0129776, FBrf0138380).

Top2 later shown to be a contaminant that is not part of the CHRAC complex (FBrf0138380).

Source was embryonic nuclear extract of wild-type fly line; proteins produced from endogenous genes.

FBrf0129776-4.CH.WB
Description
physical association
Collection
Cell line used
Participants
Corresponds to
Reported as
Role
Note

CHRAC-16

neutral component

CHRAC-16

neutral component

CHRAC-16

neutral component
Iswi 

ISWI

neutral component
Iswi 

ISWI

neutral component
Iswi 

ISWI

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

Chrac-14 and Chrac-16 interact with Iswi as part of the CHRAC complex.

Source was embryonic nuclear extract of wild-type fly line; proteins produced from endogenous genes.

Nuclear extract was fractionated through several different chromatographic steps, selecting for chromatin remodeling activity.

FBrf0129776-6.coIP.WB
Description
physical association
Collection
Cell line used
Participants
Corresponds to
Reported as
Role
Note
Iswi 

ISWI

bait

CHRAC-16

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 embryonic nuclear extract of wild-type fly line; bait produced from endogenous gene; prey produced from endogenous gene.

Detection antibody raised against a Chrac-14/Chrac-16 recombinant heterodimer.

FBrf0129776-8.coIP.WB
Description
physical association
Collection
Cell line used
Participants
Corresponds to
Reported as
Role
Note

CHRAC-16

bait
Iswi 

ISWI

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 embryonic nuclear extract of wild-type fly line; bait produced from endogenous gene; prey produced from endogenous gene.

Immunoprecipitation antibody raised against a Chrac-14/Chrac-16 recombinant heterodimer.

FBrf0138380-12.coIP.WB
Description
physical association
Collection
Cell line used
Participants
Corresponds to
Reported as
Role
Note

Chrac16

bait
Iswi 

Iswi

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 embryonic nuclear extract of wild-type fly line; bait produced from endogenous gene; prey produced from endogenous gene.

Antibody used in immunoprecipitation raised against a Chrac-14/Chrac-16 recombinant heterodimer.

FBrf0138380-4.CH.WB
Description
physical association
Collection
Cell line used
Participants
Corresponds to
Reported as
Role
Note
Iswi 

130K subunit

neutral component
Iswi 

130K subunit

neutral component
Iswi 

130K subunit

neutral component

20K subunit

neutral component

20K subunit

neutral component

20K subunit

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

Iswi, Acf1, Chrac-14 and Chrac-16 interact as part of the approximately 660 kDa CHRAC complex.

Identity of CHRAC subunits determined in this and other publications by mass spectrometry (FBrf0097684, FBrf0129776) and confirmed by western blot.

Top2 later shown to be a contaminant that is not part of the CHRAC complex (FBrf0138380).

Source was embryonic nuclear extract of wild-type fly line; proteins produced from endogenous genes.

Nuclear extract was fractionated through several different chromatographic steps, selecting for chromatin remodeling activity.

FBrf0230177-9.coIP.MS
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
Iswi 

ISWI

bait

Chrac16

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 embryos of wild-type fly line; bait produced from endogenous gene; prey produced from endogenous gene.

External Crossreferences and Linkouts ( 1 )
Linkouts
MIST - An integrated Molecular Interaction Database
References (4)