_EC 4.3.2.- Lyases acting on amides, amidines, etc. 158 PDB entries  
EC 4.-.-.- Lyases. [10,244 PDB entries]
EC 4.3.-.- Carbon-nitrogen lyases. [543 PDB entries]
EC 4.3.2.- Lyases acting on amides, amidines, etc. [158 PDB entries]
EC 4.3.2.1 argininosuccinate lyase. [30 PDB entries]
EC 4.3.2.2 adenylosuccinate lyase. [36 PDB entries]
EC 4.3.2.3 ureidoglycolate lyase. [4 PDB entries]
EC 4.3.2.4 purine imidazole-ring cyclase. [-]
EC 4.3.2.5 peptidylamidoglycolate lyase. [34 PDB entries]
EC 4.3.2.6 gamma-L-glutamyl-butirosin B gamma-glutamyl cyclotransferase. [-]
EC 4.3.2.7 glutathione-specific gamma-glutamylcyclotransferase. [5 PDB entries]
EC 4.3.2.8 gamma-glutamylamine cyclotransferase. [5 PDB entries]
EC 4.3.2.9 gamma-glutamylcyclotransferase. [5 PDB entries]
EC 4.3.2.10 imidazole glycerol-phosphate synthase. [35 PDB entries]
EC 4.3.2.11 (3R)-3-[(carboxylmethyl)amino]fatty acid synthase. [4 PDB entries]

[-] signifies that there are no PDB entries for the given enzyme subclass