6.3.5.10 adenosylcobyrinic acid a,c-diamide + ATP + L-glutamine + H2O - Escherichia coli adenosylcobyric acid + ADP + phosphate + L-glutamate - ? 369159 6.3.5.10 adenosylcobyrinic acid a,c-diamide + ATP + L-glutamine + H2O - Pseudomonas denitrificans (nom. rej.) adenosylcobyric acid + ADP + phosphate + L-glutamate - ? 369159 6.3.5.10 adenosylcobyrinic acid a,c-diamide + ATP + L-glutamine + H2O vitamin B12 biosynthesis Escherichia coli adenosylcobyric acid + ADP + phosphate + L-glutamate - ? 369159 6.3.5.10 adenosylcobyrinic acid a,c-diamide + ATP + L-glutamine + H2O - Pseudomonas denitrificans (nom. rej.) SC510 RifT adenosylcobyric acid + ADP + phosphate + L-glutamate - ? 369159 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + ammonia + H2O ammonia can replace L-glutamine as amide group donor, but L-glutamine is preferred Pseudomonas denitrificans (nom. rej.) ADP + phosphate + adenosylcobyric acid + ? - ? 372438 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O - Pseudomonas denitrificans (nom. rej.) ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O - Salmonella enterica ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O - Halobacterium sp. ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O biosynthesis of vitamin B12, cobalamin biosynthetic pathway Pseudomonas denitrificans (nom. rej.) ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O CbiP is involved in the biosynthesis of adenosylcobalamin, i.e. vitamin B12, anaerobic pathway Salmonella enterica ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O cobalamin biosynthetic pathway, involved in coenzyme B12 synthesis Pseudomonas denitrificans (nom. rej.) ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O cobinamide biosynthesis Halobacterium sp. ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O CobQ is involved in the biosynthesis of adenosylcobalamin, i.e. vitamin B12, aerobic pathway Pseudomonas denitrificans (nom. rej.) ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O involved in cobalamin biosynthesis Pseudomonas denitrificans (nom. rej.) ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O involved in the de novo cobinamide biosynthesis pathway Salmonella enterica ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O CbiP catalyzes b, d, e, and g amidation Salmonella enterica ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O CobQ amidates the side chains b, d, e, and g generating adenosylcobyric acid, requires glutamine as the amide donor Pseudomonas denitrificans (nom. rej.) ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O CobQ catalyzes amidations at positions b, d, e and g Pseudomonas denitrificans (nom. rej.) ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O CobQ contains an unusual Triad family, class I, glutamine amidotransferase domain with conserved Cys and His residues, but lacking the Glu residue of the catalytic triad, domain organization, model of substrate binding, catalytic mechanism, CobQ catalyzes amidation of the carboxyls b, d, e, and g in a strict order, one ATP molecule and one glutamine molecule are consumed for each amidation reaction Pseudomonas denitrificans (nom. rej.) ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O enzyme catalyzes the stepwise amidation of carboxyl groups b, d, e, and g of cobyrinic acid a,c-diamide, four-step amidation sequence from cobyrinic acid a,c-diamide to cobyric acid via the formation of corbyrinic acid triamide, tetraamide, and pentaamide intermediates, the amidations are carried out in a specific order, enzyme is specific to coenzyme forms of substrates, no amidation of the carboxyl group at position f, L-glutamine is the preferred amide group donor Pseudomonas denitrificans (nom. rej.) ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O biosynthesis of vitamin B12, cobalamin biosynthetic pathway Pseudomonas denitrificans (nom. rej.) SC510 RifT ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O enzyme catalyzes the stepwise amidation of carboxyl groups b, d, e, and g of cobyrinic acid a,c-diamide, four-step amidation sequence from cobyrinic acid a,c-diamide to cobyric acid via the formation of corbyrinic acid triamide, tetraamide, and pentaamide intermediates, the amidations are carried out in a specific order, enzyme is specific to coenzyme forms of substrates, no amidation of the carboxyl group at position f, L-glutamine is the preferred amide group donor Pseudomonas denitrificans (nom. rej.) SC510 RifT ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O - Halobacterium sp. NRC-1 ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O cobinamide biosynthesis Halobacterium sp. NRC-1 ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O cobalamin biosynthetic pathway, involved in coenzyme B12 synthesis Pseudomonas denitrificans (nom. rej.) SC510 Rifr(pXL617) ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O CobQ catalyzes amidations at positions b, d, e and g Pseudomonas denitrificans (nom. rej.) SC510 Rifr(pXL617) ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O - Salmonella enterica TR6583 ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid a,c-diamide + L-glutamine + H2O involved in the de novo cobinamide biosynthesis pathway Salmonella enterica TR6583 ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 359197 6.3.5.10 ATP + adenosylcobyrinic acid diamide + L-glutamine + H2O four carboxylates attached to the corrinoid ring are amidated in a dissociative fashion. The four carboxylates are amidated in a sequence beginning with carboxylate e and followed in turn by carboxylates d, b, and g Salmonella enterica subsp. enterica serovar Typhimurium ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 387954 6.3.5.10 ATP + adenosylcobyrinic acid pentaamide + L-glutamine + H2O - Pseudomonas denitrificans (nom. rej.) ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 372439 6.3.5.10 ATP + adenosylcobyrinic acid pentaamide + L-glutamine + H2O four carboxylates attached to the corrinoid ring are amidated in a dissociative fashion. The four carboxylates are amidated in a sequence beginning with carboxylate e and followed in turn by carboxylates d, b, and g Salmonella enterica subsp. enterica serovar Typhimurium ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 372439 6.3.5.10 ATP + adenosylcobyrinic acid tetraamide + L-glutamine + H2O two-step amidation Pseudomonas denitrificans (nom. rej.) ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 372440 6.3.5.10 ATP + adenosylcobyrinic acid tetraamide + L-glutamine + H2O four carboxylates attached to the corrinoid ring are amidated in a dissociative fashion. The four carboxylates are amidated in a sequence beginning with carboxylate e and followed in turn by carboxylates d, b, and g Salmonella enterica subsp. enterica serovar Typhimurium ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 372440 6.3.5.10 ATP + adenosylcobyrinic acid triamide + L-glutamine + H2O three-step amidation Pseudomonas denitrificans (nom. rej.) ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 372441 6.3.5.10 ATP + adenosylcobyrinic acid triamide + L-glutamine + H2O four carboxylates attached to the corrinoid ring are amidated in a dissociative fashion. The four carboxylates are amidated in a sequence beginning with carboxylate e and followed in turn by carboxylates d, b, and g Salmonella enterica subsp. enterica serovar Typhimurium ADP + phosphate + adenosylcobyric acid + L-glutamate - ? 372441 6.3.5.10 cobinic acid a,c-diamide + ATP + L-glutamine + H2O - Pseudomonas denitrificans (nom. rej.) cobinamide + ADP + phosphate + L-glutamate - ? 369160 6.3.5.10 cobinic acid a,c-diamide + ATP + L-glutamine + H2O - Pseudomonas denitrificans (nom. rej.) SC510 RifT cobinamide + ADP + phosphate + L-glutamate - ? 369160 6.3.5.10 additional information no amidation of adenosylcobyric acid, hydrogenobyrinic acid a,c-diamide, monocyano or diaqua form of cobyrinic acid a,c-diamide Pseudomonas denitrificans (nom. rej.) ? - ? 89 6.3.5.10 additional information no amidation of adenosylcobyric acid, hydrogenobyrinic acid a,c-diamide, monocyano or diaqua form of cobyrinic acid a,c-diamide Pseudomonas denitrificans (nom. rej.) SC510 RifT ? - ? 89