Interfaces > The number of contact pairs of Secondary structures

Dimer Interface classification

Class	Fold	Number of chains
All alpha proteins Alpha and beta proteins (a/b)	Four-helical up-and-down bundle Flavodoxin-like	1
All alpha proteins All alpha proteins	Four-helical up-and-down bundle Four-helical up-and-down bundle	1
Not classified All alpha proteins	Not classified alpha/alpha toroid	1
Not classified Not classified	Not classified Not classified	2

PDL