GO:0005262	F	0.97	calcium channel activity
GO:0008092	F	0.35	cytoskeletal protein binding
GO:0042805	F	0.33	actinin binding
GO:0043167	F	0.31	ion binding
GO:0046872	F	0.30	metal ion binding
GO:0005509	F	0.27	calcium ion binding
GO:0004872	F	0.27	receptor activity
GO:0042802	F	0.26	identical protein binding
GO:0004871	F	0.26	signal transducer activity
GO:0046983	F	0.25	protein dimerization activity
GO:0022836	F	0.25	gated channel activity
GO:0019904	F	0.25	protein domain specific binding
GO:0019899	F	0.25	enzyme binding
GO:0005102	F	0.25	receptor binding
GO:0004888	F	0.25	transmembrane signaling receptor activity
GO:0044325	F	0.24	ion channel binding
GO:0042803	F	0.24	protein homodimerization activity
GO:0022843	F	0.24	voltage-gated cation channel activity
GO:0015077	F	0.24	monovalent inorganic cation transmembrane transporter activity
GO:0051219	F	0.23	phosphoprotein binding
GO:0051117	F	0.23	ATPase binding
GO:0048763	F	0.23	calcium-induced calcium release activity
GO:0043398	F	0.23	HLH domain binding
GO:0005267	F	0.23	potassium channel activity
GO:0005248	F	0.23	voltage-gated sodium channel activity
GO:0005245	F	0.23	voltage-gated calcium channel activity
GO:0097159	F	0.21	organic cyclic compound binding
GO:1901363	F	0.20	heterocyclic compound binding
GO:0036094	F	0.19	small molecule binding
GO:0097367	F	0.15	carbohydrate derivative binding
GO:0035639	F	0.14	purine ribonucleoside triphosphate binding
GO:0032555	F	0.14	purine ribonucleotide binding
GO:0032550	F	0.14	purine ribonucleoside binding
GO:0003824	F	0.13	catalytic activity
GO:0005524	F	0.12	ATP binding
