FB2026_03 , released September 17, 2026
Physical Interaction report
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General Information
Interaction Type
physical association
Interacting Genes
trp, norpA
FlyBase ID
FBig0000104140
Interaction Network
Interactions Browser links
trp network
norpA network
Reported Interactions
FBrf0091374-2.coIP.WB
Reference
Chevesich et al., 1997
Description
physical association
Assay
Collection
Source/Stage
adult head / adult stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
norpA 

NORPA

bait
trp 

TRP

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 heads of wild-type or mutant fly line; bait produced from endogenous gene; prey produced from endogenous gene.

(Chevesich et al., 1997)

No interaction of trp with ninaC or inaC was detected by immunoprecipitation.

(Chevesich et al., 1997)
FBrf0125268-2.coIP.MW
Reference
Bahner et al., 2000
Description
physical association
Assay
Collection
Source/Stage
adult head / adult stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
trp 

TRP

bait
norpA 

PLCĪ²

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 head membrane extract of wild-type fly line; bait produced from endogenous gene; prey produced from endogenous gene.

(Bahner et al., 2000)
FBrf0204232-3.PD.WB
Reference
Peng et al., 2008
Description
physical association
Assay
Collection
Source/Stage
adult head / adult stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
trp 

TRP

bait

GST tag

trp 
norpA 

NORPA

prey
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
trp 
C-terminal region
sufficient binding region
aa 1262-1275

coordinates relative to trp-PA

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 adult head extract.

(Peng et al., 2008)
FBrf0246134-5.PD.MS
Reference
Chen and Montell, 2020
Description
physical association
Assay
Collection
Source/Stage
head / adult stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
trp 

TRP

bait

SBP tag

norpA 

NORPA

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

(Chen and Montell, 2020)
External Crossreferences and Linkouts ( 1 )
Linkouts
MIST - An integrated Molecular Interaction Database
References (4)