GO:0046872	F	0.77	metal ion binding
GO:0005509	F	0.74	calcium ion binding
GO:1901363	F	0.29	heterocyclic compound binding
GO:0097159	F	0.29	organic cyclic compound binding
GO:0003676	F	0.17	nucleic acid binding
GO:0003824	F	0.16	catalytic activity
GO:0097367	F	0.14	carbohydrate derivative binding
GO:0004872	F	0.14	receptor activity
GO:0035639	F	0.13	purine ribonucleoside triphosphate binding
GO:0032555	F	0.13	purine ribonucleotide binding
GO:0032550	F	0.13	purine ribonucleoside binding
