Interfaces > The number of contact pairs of Secondary structures

Dimer Interface classification

Class	Fold	Number of chains
All alpha proteins All alpha proteins	DNA/RNA-binding 3-helical bundle DNA/RNA-binding 3-helical bundle	8
All alpha proteins All alpha proteins	Long alpha-hairpin Long alpha-hairpin	2
All alpha proteins All alpha proteins	Nuclear receptor ligand-binding domain Nuclear receptor ligand-binding domain	20
All alpha proteins All alpha proteins	Terpenoid synthases Terpenoid synthases	16
All alpha proteins All alpha proteins	alpha-alpha superhelix alpha-alpha superhelix	4
All alpha proteins All alpha proteins	alpha/alpha toroid alpha/alpha toroid	2
Alpha and beta proteins (a/b) Alpha and beta proteins (a/b)	Ribonuclease H-like motif Ribonuclease H-like motif	4
Alpha and beta proteins (a/b) Alpha and beta proteins (a/b)	alpha/beta-Hydrolases alpha/beta-Hydrolases	4
Membrane and cell surface proteins and peptides Membrane and cell surface proteins and peptides	Class A G protein-coupled receptor (GPCR)-like Class A G protein-coupled receptor (GPCR)-like	2
Not classified Not classified	Not classified Not classified	32

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