Table 2

Rat orphan transporter subfamily

Name	Tissue	aa	Homology with Classical Members	References
			%
V-7-3-2	Brain	719	18–28	Uhl et al., 1992
NTT4/Rxt1	Brain	727	28–32	Liu et al., 1993
				El Mestikawy et al., 1994
ROSIT	Renal cortex	615	27–32	Wasserman et al., 1994
rB21a	Lung	616	36–41	Smith et al., 1995
	Kidney
	Brain
	Leptomeninges