95 groS1 Protein Cpn10 1 Binds to Cpn60 in the presence of Mg-ATP and suppresses the ATPase activity of the latter. CH101_RHOSH GroES protein 1 groES groES1 MAFKPLHDRVLVRRVQSDEKTKGGLIIPDTAKEKPAEGEVVSCGEGARKDSGELIAMSVKAGDRVLFGKWSGTEVTIDGAELLIMKESDILGILS 10 kDa chaperonin 1