GO:0047280	F	1.00	nicotinamide phosphoribosyltransferase activity
GO:0005102	F	0.70	receptor binding
GO:0005125	F	0.67	cytokine activity
GO:0046983	F	0.36	protein dimerization activity
GO:0042802	F	0.36	identical protein binding
GO:0042803	F	0.35	protein homodimerization activity
GO:0008144	F	0.33	drug binding
GO:1901363	F	0.24	heterocyclic compound binding
GO:0097159	F	0.24	organic cyclic compound binding
GO:0036094	F	0.15	small molecule binding
GO:0097367	F	0.14	carbohydrate derivative binding
GO:0000166	F	0.14	nucleotide binding
GO:0017076	F	0.13	purine nucleotide binding
GO:0035639	F	0.12	purine ribonucleoside triphosphate binding
GO:0032555	F	0.12	purine ribonucleotide binding
GO:0032550	F	0.12	purine ribonucleoside binding
GO:0032559	F	0.11	adenyl ribonucleotide binding
