| Domain | Name | Category | Type | 
	
		| IPR000183  | Ornithine/DAP/Arg decarboxylase | Family | Family | 
	
		| IPR002433  | Ornithine decarboxylase | Family | Family | 
	
		| IPR009006  | Alanine racemase/group IV decarboxylase, C-terminal | Family | Homologous superfamily | 
	
		| IPR022643  | Orn/DAP/Arg decarboxylase 2, C-terminal | Domain | Domain | 
	
		| IPR022644  | Orn/DAP/Arg decarboxylase 2, N-terminal | Domain | Domain | 
	
		| IPR022653  | Orn/DAP/Arg decarboxylase 2, pyridoxal-phosphate binding site | Site | Binding site | 
	
		| IPR022657  | Orn/DAP/Arg decarboxylase 2, conserved site | Site | Conserved site | 
	
		| IPR029066  | PLP-binding barrel | Family | Homologous superfamily | 
	
		| IPR031173  | Antizyme inhibitor 2 | Family | Family |