GO:0003824	F	0.41	catalytic activity
GO:0016740	F	0.33	transferase activity
GO:0005102	F	0.33	receptor binding
GO:0016301	F	0.30	kinase activity
GO:0004385	F	0.29	guanylate kinase activity
GO:0019904	F	0.23	protein domain specific binding
GO:0097159	F	0.20	organic cyclic compound binding
GO:0035254	F	0.20	glutamate receptor binding
GO:1901363	F	0.19	heterocyclic compound binding
GO:0035255	F	0.19	ionotropic glutamate receptor binding
GO:0019899	F	0.18	enzyme binding
GO:0008092	F	0.17	cytoskeletal protein binding
GO:0036094	F	0.15	small molecule binding
GO:0022857	F	0.15	transmembrane transporter activity
GO:0098772	F	0.14	molecular function regulator
GO:0032555	F	0.13	purine ribonucleotide binding
GO:0022891	F	0.13	substrate-specific transmembrane transporter activity
GO:0015267	F	0.13	channel activity
GO:0043167	F	0.12	ion binding
GO:0035639	F	0.12	purine ribonucleoside triphosphate binding
GO:0032550	F	0.12	purine ribonucleoside binding
GO:0015075	F	0.12	ion transmembrane transporter activity
GO:0044877	F	0.11	macromolecular complex binding
GO:0022836	F	0.11	gated channel activity
GO:0005216	F	0.11	ion channel activity
