2.7.8.26	adenosylcobinamide-GDP + alpha-ribazole	-	
2.7.8.26	adenosylcobinamide-GDP + alpha-ribazole	de novo synthesis of adenosylcobalamin under anaerobic conditions, nucleotide loop assembly pathway, final step in adenosylcobalamin biosynthesis, condensation of AdoCbi-GDP with alpha-ribazole to yield adenosylcobalamin	
2.7.8.26	adenosylcobinamide-GDP + alpha-ribazole 5'-phosphate	-	
2.7.8.26	adenosylcobinamide-GDP + alpha-ribazole-5'-phosphate + H2O	-	
2.7.8.26	alpha-ribazole-5'-phosphate + adenosylcobinamide-GDP	second last step in AdoCbl biosynthetic pathway followed by dephosphorylation of adenosylcobalamin 5’-phosphate by alpha-ribazole-phosphate phosphatase (CobC)