GO:0005515	protein binding	22
GO:0005198	structural molecule activity	10
GO:0043167	ion binding	6
GO:0016787	hydrolase activity	6
GO:0003676	nucleic acid binding	5
GO:0030246	carbohydrate binding	2
GO:0030234	enzyme regulator activity	2
GO:0008289	lipid binding	1
GO:0060089	molecular transducer activity	1
GO:0005215	transporter activity	1
