GO:0099600	F	0.93	transmembrane receptor activity
GO:0005215	F	0.79	transporter activity
GO:0015075	F	0.78	ion transmembrane transporter activity
GO:0005216	F	0.77	ion channel activity
GO:0004871	F	0.73	signal transducer activity
GO:0004888	F	0.72	transmembrane signaling receptor activity
GO:0022836	F	0.62	gated channel activity
GO:0015276	F	0.59	ligand-gated ion channel activity
GO:0005230	F	0.58	extracellular ligand-gated ion channel activity
GO:0005231	F	0.56	excitatory extracellular ligand-gated ion channel activity
GO:0015103	F	0.51	inorganic anion transmembrane transporter activity
GO:0005254	F	0.50	chloride channel activity
GO:0043167	F	0.49	ion binding
GO:0030594	F	0.37	neurotransmitter receptor activity
GO:0016917	F	0.37	GABA receptor activity
GO:0043169	F	0.36	cation binding
GO:0004890	F	0.36	GABA-A receptor activity
GO:0015464	F	0.34	acetylcholine receptor activity
GO:0005261	F	0.34	cation channel activity
GO:0004889	F	0.33	acetylcholine-activated cation-selective channel activity
GO:0042166	F	0.32	acetylcholine binding
GO:0043168	F	0.15	anion binding
GO:0031406	F	0.14	carboxylic acid binding
GO:0016594	F	0.13	glycine binding
GO:1901363	F	0.12	heterocyclic compound binding
GO:0097159	F	0.12	organic cyclic compound binding
GO:0016933	F	0.12	extracellular-glycine-gated ion channel activity
GO:0005237	F	0.12	inhibitory extracellular ligand-gated ion channel activity
GO:0016934	F	0.11	extracellular-glycine-gated chloride channel activity
GO:0005234	F	0.11	extracellular-glutamate-gated ion channel activity
