| Domain | Name | Category | Type |
| IPR000043 | Adenosylhomocysteinase-like | Family | Family |
| IPR015878 | S-adenosyl-L-homocysteine hydrolase, NAD binding domain | Domain | Domain |
| IPR020082 | S-adenosyl-L-homocysteine hydrolase, conserved site | Site | Conserved site |
| IPR036291 | NAD(P)-binding domain superfamily | Family | Homologous superfamily |
| IPR042172 | Adenosylhomocysteinase-like superfamily | Family | Homologous superfamily |