title: Pyrroles and related compounds. Part 38. Porphobilinogen synthesis.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D007769:Lactams; D008722:Methods; D008745:Methylation; D011162:Porphobilinogen / Q000031:analogs & derivatives / Q000138:chemical synthesis*; D011758:Pyrroles
chemical_list: D007769:Lactams; D011758:Pyrroles; D011162:Porphobilinogen