FB2026_01 , released March 12, 2026
FB2026_01 , released March 12, 2026
Physical Interaction report
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General Information
Interaction Type
physical association
Interacting Genes
mir-iab-4, Ubx
FlyBase ID
FBig0000104517
Interaction Network
Interactions Browser links
mir-iab-4 network
Ubx network
Reported Interactions
FBrf0190560-1.miR-mRNA.GFP
Reference
Ronshaugen et al., 2005
Description
physical association
Assay
Collection
Source/Stage
wing disc / third instar larval stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
mir-iab-4 

mir-iab-4

bait
Ubx 

Ubx

prey
Ubx 
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
Ubx 
3-prime UTR
sufficient binding region
Isoform-specific participants
Corresponds to
Description
Role
Note
Comments concerning this interaction

Source was larval wing discs; bait produced from transgenic construct; prey produced from endogenous gene.

(Ronshaugen et al., 2005)

GFP reporter assay

(Ronshaugen et al., 2005)
FBrf0190560-2.miR-mRNA.IHC
Reference
Ronshaugen et al., 2005
Description
physical association
Assay
Collection
Source/Stage
haltere disc / third instar larval stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
mir-iab-4 

mir-iab-4

bait
Ubx 

Ubx

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 haltere discs; bait produced from transgenic construct; prey produced from endogenous gene.

(Ronshaugen et al., 2005)

Overexpression of mir-iab-4 reduces Ubx protein levels.

(Ronshaugen et al., 2005)
FBrf0203073-1.miR-mRNA.GFP
Reference
Tyler et al., 2008
Description
physical association
Assay
Collection
Source/Stage
wing disc / third instar larval stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
mir-iab-4 

iab-4-5p

bait
Ubx 

Ubx

prey
Ubx 
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
Ubx 
3-prime UTR
sufficient binding region
Isoform-specific participants
Corresponds to
Description
Role
Note
Comments concerning this interaction

mir-iab-4 weakly regulates Ubx.

(Tyler et al., 2008)

GFP reporter assay.

(Tyler et al., 2008)

Source was larval wing discs of transgenic fly line; bait produced from transgenic construct; prey produced from transgenic reporter construct.

(Tyler et al., 2008)
External Crossreferences and Linkouts ( 1 )
Linkouts
MIST - An integrated Molecular Interaction Database
References (2)