Interfaces > The number of contact pairs of Secondary structures

Dimer Interface classification

Class	Fold	Number of chains
All alpha proteins All alpha proteins	Four-helical up-and-down bundle Four-helical up-and-down bundle	1
Alpha and beta proteins (a/b) All alpha proteins	Flavodoxin-like Four-helical up-and-down bundle	1
All alpha proteins Not classified	alpha/alpha toroid Not classified	1
Not classified Not classified	Not classified Not classified	3

PDL