Table 1.

List of putative invertebrate family 2 GPCRs identified

Nematodes		Arthropods		Tunicate
C. elegans (Cel)	C.briggsae (Cbr)	D. melanogaster (Dme)	A. gambiae (Aga)	C. intestinalis (Cin)
CelC18B12.2	CbrCAE63268	DmeCG13758	AgaENSANGP00000014363*	CinS93
CelC13B9.4	CbrCAE70126	DmeCG8422	AgaENSANGP00000014114+	CinS2303+
CelZK643.3 *	CbrCAE62707*	DmeCG12370*	AgaENSANGP00000020176*	CinS70
		DmeCG32843	AgaENSANGP00000014164	CinS5 (A and B)
		DmeCG4395*#	AgaENSANGP00000004125#	CinS273
				CinS752
				CinS372
				CinS50

Names of the protostomes and tunicate receptor clones identified by sequence similarity searches using the vertebrate family 2 GPCRs (*) does not have 7 TM domains; (#) TM4 was not identified; (+) incomplete