| IPR000183: Ornithine/DAP/Arg decarboxylase |
| IPR002986: Diaminopimelate decarboxylase, LysA |
| IPR009006: Alanine racemase/group IV decarboxylase, C-terminal |
| IPR022643: Orn/DAP/Arg decarboxylase 2, C-terminal |
| IPR022644: Orn/DAP/Arg decarboxylase 2, N-terminal |
| IPR022657: Orn/DAP/Arg decarboxylase 2, conserved site |
| IPR029066: PLP-binding barrel |