GO:0038023	F	0.99	signaling receptor activity
GO:0004930	F	0.98	G-protein coupled receptor activity
GO:0008227	F	0.29	G-protein coupled amine receptor activity
GO:0097159	F	0.27	organic cyclic compound binding
GO:0042277	F	0.27	peptide binding
GO:0008528	F	0.26	G-protein coupled peptide receptor activity
GO:0003824	F	0.19	catalytic activity
GO:1901338	F	0.15	catecholamine binding
GO:1901363	F	0.14	heterocyclic compound binding
GO:0030594	F	0.14	neurotransmitter receptor activity
GO:0008188	F	0.14	neuropeptide receptor activity
GO:0004935	F	0.12	adrenergic receptor activity
GO:0000166	F	0.11	nucleotide binding
