GO:0004872	F	0.48	receptor activity
GO:0042802	F	0.42	identical protein binding
GO:0099600	F	0.39	transmembrane receptor activity
GO:0038023	F	0.39	signaling receptor activity
GO:0004888	F	0.38	transmembrane signaling receptor activity
GO:0046983	F	0.34	protein dimerization activity
GO:0042803	F	0.32	protein homodimerization activity
GO:0003824	F	0.25	catalytic activity
GO:0008046	F	0.24	axon guidance receptor activity
GO:0003823	F	0.23	antigen binding
GO:0005102	F	0.19	receptor binding
GO:0016740	F	0.17	transferase activity
GO:0097159	F	0.16	organic cyclic compound binding
GO:1901363	F	0.15	heterocyclic compound binding
GO:0043167	F	0.15	ion binding
GO:0016773	F	0.14	phosphotransferase activity, alcohol group as acceptor
GO:0016301	F	0.14	kinase activity
GO:0008092	F	0.14	cytoskeletal protein binding
GO:0005198	F	0.14	structural molecule activity
GO:0097367	F	0.13	carbohydrate derivative binding
GO:0050839	F	0.13	cell adhesion molecule binding
GO:0044877	F	0.13	macromolecular complex binding
GO:0043169	F	0.13	cation binding
GO:0004672	F	0.13	protein kinase activity
GO:0046872	F	0.12	metal ion binding
