Schweins T, Wittinghofer A
Max-Planck-Institut für Molekulare Physiologie, Dortmund, Germany.
Curr Biol. 1994 Jun 1;4(6):547-50. doi: 10.1016/s0960-9822(00)00122-6.
Recently available crystal structures show that some, though not all, GTP-binding proteins have a common 'G-domain' topology, variations on which confer distinct functional properties.