Talin contains three actin-binding sites each of which is adjacent to a vinculin-binding site. - Hemmings,L.; Rees,D.JG.; Ohanian,V.; Bolton,S.J.; Gilmore,A.P.; Patel,B.; Priddle,H.; Trevithick,J.E.; Hynes,R.O.; Critchley,D.R. (J Cell Sci, 1996)