Table 2.
Receptor characteristics for HLA-G antigens considering the expression on selected cells of the immune system and their interactions based on [2,39,40].
| Receptor | Gene | Protein Mass (kDa) | The Number of Amino Acids | Expression | Interactions | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| NK | CD4+ T Cell | CD8+ T Cell | B Cell | Monocytes | Macrophage | DC | |||||
| ILT2 | LILRB1 | 65,039 | 598 | some | some | some | + | + | + | + | α3+β2m (dimer) |
| ILT4 | LILRB2 | 44,601 | 400 | - | - | - | - | + | + | + | α3 (dimer) |
| KIR2DL4 | KIR2DL4 | 41,487 | 377 | + | some | - | - | - | - | - | α1 |
| CD8 | CD8B | 21,524 | 192 | some | + | - | - | - | - | - | α3 |
| CD160 | CD160 | 19,810 | 181 | + | + | + | - | - | - | - | - |