GO:0005507	F	0.99	copper ion binding
GO:1901363	F	0.22	heterocyclic compound binding
GO:0097159	F	0.22	organic cyclic compound binding
GO:0003824	F	0.22	catalytic activity
GO:0032555	F	0.18	purine ribonucleotide binding
GO:0032550	F	0.18	purine ribonucleoside binding
GO:0035639	F	0.17	purine ribonucleoside triphosphate binding
