Table 1.

Two groups and seven subfamilies of TRP channels

Group	Subfamily	Protein
1	TRPC	TRP
		TRPL
		TRPγ
1	TRPV	Nan
		Iav
1	TRPA	TRPA1
		Pain
		Pyx
		WTRW
1	TRPM	TRPM
1	TRPN	NOMPC
2	TRPML	TRPML
2	TRPP	AMO (PKD2)
		Brv1
		Brv2
		Brv3