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Subunit: Homodimer. Interacts with F-actin, nectin and PVRL3/nectin-3. Essential for the association of nectin and E-cadherin. Isoform 1/s-afadin does not interact with F-actin. Interacts with ZO-1 and occludin, but probably in an indirect manner. Interacts with RIT1 and RIT2 (By similarity). Interacts with NRXN1 and BCR Sequence caution: Sequence=CAB82312.1; Type=Frameshift; Positions=1509, 1512, 1701; 4 PDB 3D structures from [IMAGE] and Proteopedia [IMAGE] for MLLT4: 1T2M (3D) [IMAGE] 1XZ9 (3D) [IMAGE] 2AIN (3D) [IMAGE] 2EXG (3D) [IMAGE]
Function: UniProtKB/Swiss-Prot Summary: AFAD_HUMAN, P55196 Function: Belongs to an adhesion system, probably together with the E-cadherin-catenin system, which plays a role in the organization of homotypic, interneuronal and heterotypic cell-cell adherens junctions (AJs). Nectin- and actin-filament-binding protein that connects nectin to the actin cytoskeleton
Similarity: Contains 1 dilute domain Contains 1 FHA domain Contains 1 PDZ (DHR) domain Contains 2 Ras-associating domains [IMAGE]
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