| PF08016 | Polycystin cation channel (PKD_channel) | Polycystin cation channel | - | Family |
| PF06512 | Sodium ion transport-associated (Na_trans_assoc) | Sodium ion transport-associated | - | Family |
| PF00520 | Ion transport protein (Ion_trans) | Ion transport protein | - | Family |
| PF07686 | Immunoglobulin V-set domain (V-set) | Immunoglobulin V-set domain | This domain is found in antibodies as well as neural protein P0 and CTL4 amongst others. | Domain |
| PF07686 | Immunoglobulin V-set domain (V-set) | Immunoglobulin V-set domain | This domain is found in antibodies as well as neural protein P0 and CTL4 amongst others. | Domain |