| Domain | Name | Category | Type |
| IPR000203 | GPS motif | Domain | Domain |
| IPR000483 | Cysteine-rich flanking region, C-terminal | Domain | Domain |
| IPR000832 | GPCR, family 2, secretin-like | Family | Family |
| IPR001611 | Leucine-rich repeat | Repeat | Repeat |
| IPR001879 | GPCR, family 2, extracellular hormone receptor domain | Domain | Domain |
| IPR003591 | Leucine-rich repeat, typical subtype | Repeat | Repeat |
| IPR003599 | Immunoglobulin subtype | Domain | Domain |
| IPR007110 | Immunoglobulin-like domain | Domain | Domain |
| IPR013098 | Immunoglobulin I-set | Domain | Domain |
| IPR013783 | Immunoglobulin-like fold | Family | Homologous superfamily |
| IPR017981 | GPCR, family 2-like | Domain | Domain |
| IPR032675 | Leucine-rich repeat domain superfamily | Family | Homologous superfamily |
| IPR036179 | Immunoglobulin-like domain superfamily | Family | Homologous superfamily |
| IPR036445 | GPCR family 2, extracellular hormone receptor domain superfamily | Family | Homologous superfamily |