| Gene | Description | Domains | Gene lists |
|---|---|---|---|
| C5ar1 | — | 7tm_1, 7TM_GPCR_Srsx, 7TM_GPCR_Srw, 7TM_GPCR_Srx, DUF621, HAAS_TM, Imm17 | Signalling |
| Cldn1 | — | Amastin, CD20, Claudin_2, DUF2207_C, DUF2627, DUF3185, DUF6479, HAAS_TM, PMP22_Claudin, Prd_NiFe_hyd_3_EhaI, SUR7, Voltage_CLC | — |
| Grm4 | — | 7tm_3, ANF_receptor, DUF3930, FtrD-like, HAAS_TM, HbpS-like, Mito_morph_reg, NCD3G, Peripla_BP_6 | Signalling |
| Grm6 | — | 7tm_3, ANF_receptor, Claudin_2, HAAS_TM, NCD3G, Peripla_BP_6 | Signalling |