GO:0005524	F	0.97	ATP binding
GO:0043295	F	0.96	glutathione binding
GO:0042803	F	0.96	protein homodimerization activity
GO:0000287	F	0.96	magnesium ion binding
GO:0004363	F	0.89	glutathione synthase activity
GO:0016594	F	0.42	glycine binding
