Vinculin - Vinculin Binding Site

Vinculin Binding Site

VBS
human vinculin head (1-258) in complex with talin's vinculin binding site 3 (residues 1944-1969)
Identifiers
Symbol VBS
Pfam PF08913
InterPro IPR015009
Available protein structures:
Pfam structures
PDB RCSB PDB; PDBe
PDBsum structure summary

Vinculin binding sites are predominantly found in talin and talin-like molecules, enabling binding of vinculin to talin, stabilising integrin-mediated cell-matrix junctions. Talin, in turn, links integrins to the actin cytoskeleton. The consensus sequence for Vinculin binding sites is LxxAAxxVAxxVxxLIxxA, with a secondary structure prediction of four amphipathic helices. The hydrophobic residues that define the VBS are themselves 'masked' and are buried in the core of a series of helical bundles that make up the talin rod.

Read more about this topic:  Vinculin

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