CEACAM subgroup
| protein | CEACAM1a-4L | CEACAM1b-4S | CEACAM9 | CEACAM10 | CEACAM11-C3 | CEACAM12-C3 |
| old name | C-CAM1a | C-CAM1b | mCGM2 | C-CAM4 | ||
| domain organisation |
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| gene | CEACAM1a | CEACAM1b | CEACAM9 | CEACAM10 | CEACAM11 | CEACAM12 |
| splice variants | 5 | 1 | 1 | 1 | 1 | 1 |
PSG subgroup
| protein | PSG36 | PSG37 | PSG38-4 | PSG39 | PSG40 | PSG41-4 | PSG42-4 | PSG43-4 |
| old name | mCGM1 | mCGM3 | mCGM6 | mCGM8 | ||||
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| gene | PSG36 | PSG37 | PSG38 | PSG39 | PSG40 | PSG41 | PSG42 | PSG43 |
| splice variants | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |