GO:0005215	F	0.55	transporter activity
GO:0022857	F	0.54	transmembrane transporter activity
GO:0015075	F	0.53	ion transmembrane transporter activity
GO:0015267	F	0.52	channel activity
GO:0046873	F	0.51	metal ion transmembrane transporter activity
GO:0005216	F	0.51	ion channel activity
GO:0005261	F	0.50	cation channel activity
GO:0005244	F	0.50	voltage-gated ion channel activity
GO:0015077	F	0.47	monovalent inorganic cation transmembrane transporter activity
GO:0015081	F	0.39	sodium ion transmembrane transporter activity
GO:0005248	F	0.38	voltage-gated sodium channel activity
GO:0050839	F	0.35	cell adhesion molecule binding
GO:0042802	F	0.35	identical protein binding
GO:0004872	F	0.33	receptor activity
GO:0005102	F	0.30	receptor binding
GO:0098772	F	0.25	molecular function regulator
GO:0017080	F	0.24	sodium channel regulator activity
GO:0042803	F	0.23	protein homodimerization activity
GO:0086006	F	0.19	voltage-gated sodium channel activity involved in cardiac muscle cell action potential
GO:0003824	F	0.19	catalytic activity
GO:0022843	F	0.16	voltage-gated cation channel activity
GO:1901363	F	0.13	heterocyclic compound binding
GO:0097159	F	0.13	organic cyclic compound binding
GO:0015079	F	0.12	potassium ion transmembrane transporter activity
GO:0005267	F	0.11	potassium channel activity
