GO:0098772	F	0.48	molecular function regulator
GO:0030234	F	0.46	enzyme regulator activity
GO:0061134	F	0.45	peptidase regulator activity
GO:0004857	F	0.45	enzyme inhibitor activity
GO:0004866	F	0.44	endopeptidase inhibitor activity
GO:0004867	F	0.39	serine-type endopeptidase inhibitor activity
GO:0097159	F	0.38	organic cyclic compound binding
GO:1901363	F	0.37	heterocyclic compound binding
GO:0042802	F	0.29	identical protein binding
GO:0032403	F	0.24	protein complex binding
GO:0042803	F	0.21	protein homodimerization activity
GO:0020037	F	0.20	heme binding
GO:0019862	F	0.20	IgA binding
GO:0003824	F	0.19	catalytic activity
GO:0005198	F	0.16	structural molecule activity
GO:0003676	F	0.16	nucleic acid binding
GO:0043167	F	0.15	ion binding
GO:0005201	F	0.15	extracellular matrix structural constituent
GO:0003677	F	0.15	DNA binding
GO:0046872	F	0.14	metal ion binding
GO:0016787	F	0.13	hydrolase activity
GO:0005102	F	0.13	receptor binding
