FB2024_03 , released June 25, 2024
Physical Interaction report
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General Information
Interaction Type
Interacting Genes
FlyBase ID
FBig0000016149
Interaction Network
Interactions Browser links
Chrac-14 network
Chrac-16 network
esyN Network Diagram
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Protein
RNA
Selected Interactor(s)
Common Interactor(s)
Reported Interactions
FBrf0097684-7.CH.MS
Description
physical association
Collection
Cell line used
Participants
Corresponds to
Reported as
Role
Note

20K subunit

neutral component

20K subunit

neutral component

20K subunit

neutral component

18K subunit

neutral component

18K subunit

neutral component

18K 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.

FBrf0129776-1.CH.MS
Description
physical association
Collection
Cell line used
Participants
Corresponds to
Reported as
Role
Note

CHRAC-14

neutral component

CHRAC-14

neutral component

CHRAC-14

neutral component

CHRAC-16

neutral component

CHRAC-16

neutral component

CHRAC-16

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 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.

FBrf0129776-12.Y2H
Description
physical association
Assay
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

CHRAC-14

bait

fused to GAL4 DNA-binding domain

CHRAC-16

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

FBrf0129776-13.PD.MW
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

CHRAC-14

bait

GST tag

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

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

Chrac-14 and Chrac-16 were co-expressed in bacterial cells.

FBrf0129776-2.CH.WB
Description
physical association
Collection
Cell line used
Participants
Corresponds to
Reported as
Role
Note

CHRAC-14

neutral component

CHRAC-14

neutral component

CHRAC-14

neutral component

CHRAC-16

neutral component

CHRAC-16

neutral component

CHRAC-16

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.

FBrf0138380-6.CH.WB
Description
physical association
Collection
Cell line used
Participants
Corresponds to
Reported as
Role
Note

20K subunit

neutral component

20K subunit

neutral component

20K subunit

neutral component

18K subunit

neutral component

18K subunit

neutral component

18K 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.

FBrf0191194-2.XC
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

p14

neutral component

p14

neutral component

p14

neutral component

p16

neutral component

p16

neutral component

p16

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 via their histone folds in a \'handshake\' structure. Unstrucutured N- and C-terminal tails protrude from the structure.

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

FBrf0191194-3.PD.MW
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

p14

bait

GST tag

p16

prey

His 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; bait produced as a recombinant fusion protein in bacterial system; prey produced and labeled by in vitro translation.

Chrac-14 and Chrac-16 were co-expressed in bacteria.

FBrf0218395-1640.DPiM
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
unspecified role
unspecified role
unspecified role
unspecified role
unspecified role
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 = 62.07046

FBrf0241977-849.Y2H
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

Chrac-16

bait

fused to GAL4 DNA-binding domain

Chrac-14

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

FBrf0241977-851.Y2H
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note

Chrac-14

bait

fused to GAL4 DNA-binding domain

Chrac-16

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

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