FB2026_03 , released September 17, 2026
Physical Interaction report
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General Information
Interaction Type
Interacting Genes
FlyBase ID
FBig0000097758
Interaction Network
Interactions Browser links
Ote network
Lam network
Reported Interactions
FBrf0102927-1.Y2H
Description
physical association
Assay
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
Ote 

Otefin

bait

fused to GAL4 DNA-binding domain

Ote 
Lam 

Lamin

prey

fused to GAL4 activation domain

Lam 
Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
Lam 
Rod domain
sufficient binding region
aa 57-411

coordinates relative to Lam-PA

Ote 
Lam-interacting region
sufficient binding region
aa 35-172

weak interaction, coordinates relative to Ote-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 from embryo cDNA expression library).

Two-hybrid system: yeast GAL4-BD/GAL4-AD

FBrf0102927-2.Y2H
Description
physical association
Assay
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
Lam 

Lamin

bait

fused to GAL4 DNA-binding domain

Ote 

Otefin

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 from embryo cDNA expression library).

Two-hybrid system: yeast GAL4-BD/GAL4-AD

FBrf0102927-5.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
Ote 

otefin

bait
Lam 

Lamin

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.

Extracts of membrane vesicles were used for immunoprecipitation.

FBrf0102927-6.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
Lam 

Lamin

bait
Ote 

otefin

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.

Extracts of membrane vesicles were used for immunoprecipitation.

FBrf0218395-6716.DPiM
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
Lam 
unspecified role
Lam 
unspecified role
Lam 
unspecified role
Ote 
unspecified role
Ote 
unspecified role
Ote 
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 = 392.83065

FBrf0219185-34.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
Ote 

Ote

bait

FLAG tag

Lam 

Lam

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 transfected construct; prey produced from endogenous gene.

Drosophila Ote protein is phosphorylated in vitro by human Aurora-A kinase.

FBrf0257049-2.PD.MS
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
Ote 

Ote

bait

GFP tag

Lam 

Lam

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 fixed embryos of transgenic fly line; bait produced from tagged transgenic construct; prey produced from endogenous gene;

FBrf0257049-6.coIP.WB
Description
physical association
Collection
Source/Stage
Cell line used
Participants
Corresponds to
Reported as
Role
Note
Ote 

Ote

bait

GFP tag

Ote 
Lam 

Lamin

prey

Myc tag

Experimental entities
Corresponds to
Identifier
Reported
Role
Note
Subregions with role in interaction
Corresponds to
Description
Role
Coordinates
Note
Ote 
interaction domain residues 50 and 54
mutation disrupting interaction
aa 50 and 54

S50D, S54D; coordinates relative to ote-PA

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 transfected construct.

Phosphmimetic mutations of Ote at Ser50 amd Ser54 negatively regulates its interaction with Lam.

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