On the biosynthesis of the benzimidazole bases occurring in corrinoids. Synthesis of 6',7'-dimethylnaphtho-(2',3')-imidazole-4,5 and 6',7'-dimethylnaphtho-(22',3')-imidazole-4,5-yl-cobamide.
D000042:Absorption; D001562:Benzimidazoles / Q000138:chemical synthesis*; D003038:Cobamides / Q000138:chemical synthesis; D004926:Escherichia coli / Q000378:metabolism; D007778:Lactobacillus / Q000378:metabolism; D009682:Magnetic Resonance Spectroscopy; D009281:Naphthalenes; D011424:Propionibacterium / Q000378:metabolism; D014466:Ultraviolet Rays; D014805:Vitamin B 12 / Q000138:chemical synthesis*
D001562:Benzimidazoles; D003038:Cobamides; D009281:Naphthalenes; D014805:Vitamin B 12