Table 1.

MHC class Ib molecules that participate in TCR mediated responses

Mouse	Human	Mhc locus	TCR-interaeting ligand
CD1d	CD1a, CD1b, CD1c, CD1d, CD1e	No	Lipids
MR1	MR1	No	Vitamin B derivatives
HFE	HFE	No	Transferrin receptors
H2-M3	-	Yes	N-formylated peptides
Qa-1	HLA-E	Yes	Peptides
TL	-	Yes	None
T10/T22	-	Yes	None
Qa-2	-	Yes	Peptides
-	HLA-G	Yes	Peptides