Table 1: Ligands of CD1 molecules.

CD1 isoformEndogenous ligandReferencesExogenous ligandReferences

CD1aSulfatide[20, 22, 23]
CD1bGM1[2729]GMM[14, 38, 39]
GQ1b[31, 35, 37]Acyl2SGL [4043]
CD1cMPD[4547]MPM[4852]
CD1diGb3[10, 54]PIMs[15, 5661]
Sulfatide[2023]α-GalCer [6268]
CD1eInvolved in glycolipid antigen presentation[59, 69]