GO:0004871	F	0.61	signal transducer activity
GO:0004872	F	0.59	receptor activity
GO:0004888	F	0.58	transmembrane signaling receptor activity
GO:0003824	F	0.54	catalytic activity
GO:0042802	F	0.49	identical protein binding
GO:0046983	F	0.41	protein dimerization activity
GO:0042803	F	0.39	protein homodimerization activity
GO:0016787	F	0.37	hydrolase activity
GO:0016788	F	0.36	hydrolase activity, acting on ester bonds
GO:0004721	F	0.35	phosphoprotein phosphatase activity
GO:0019198	F	0.34	transmembrane receptor protein phosphatase activity
GO:0008046	F	0.33	axon guidance receptor activity
GO:0003823	F	0.31	antigen binding
GO:0097159	F	0.30	organic cyclic compound binding
GO:0008092	F	0.30	cytoskeletal protein binding
GO:1901363	F	0.29	heterocyclic compound binding
GO:0005198	F	0.28	structural molecule activity
GO:0016740	F	0.23	transferase activity
GO:0003676	F	0.22	nucleic acid binding
GO:0016772	F	0.21	transferase activity, transferring phosphorus-containing groups
GO:0004672	F	0.20	protein kinase activity
GO:0003723	F	0.20	RNA binding
GO:0044822	F	0.19	poly(A) RNA binding
GO:0030506	F	0.19	ankyrin binding
GO:0086080	F	0.18	protein binding involved in heterotypic cell-cell adhesion
GO:0008307	F	0.18	structural constituent of muscle
GO:0043167	F	0.14	ion binding
GO:0097367	F	0.13	carbohydrate derivative binding
GO:0046872	F	0.13	metal ion binding
GO:0044877	F	0.13	macromolecular complex binding
GO:0004674	F	0.13	protein serine/threonine kinase activity
