Reaction: (1) ATP + adenosylcobyric acid + (R)-1-aminopropan-2-yl phosphate = ADP + phosphate + adenosylcobinamide phosphate
(2) ATP + adenosylcobyric acid + (R)-1-aminopropan-2-ol = ADP + phosphate + adenosylcobinamide
For diagram click here.
Other name(s): CbiB
Systematic name: adenosylcobyric acid:(R)-1-aminopropan-2-yl phosphate ligase (ADP-forming)
Comments: One of the substrates for this reaction, (R)-1-aminopropan-2-yl phosphate, is produced by CobD (EC 4.1.1.81, threonine-phosphate decarboxylase).
Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, CAS registry number: 905988-16-1
References:
1. Cheong, C.G., Bauer, C.B., Brushaber, K.R., Escalante-Semerena, J.C. and Rayment, I. Three-dimensional structure of the L-threonine-O-3-phosphate decarboxylase (CobD) enzyme from Salmonella enterica. Biochemistry 41 (2002) 4798-4808. [PMID: 11939774]
2. Warren, M.J., Raux, E., Schubert, H.L. and Escalante-Semerena, J.C. The biosynthesis of adenosylcobalamin (vitamin B12). Nat. Prod. Rep. 19 (2002) 390-412. [PMID: 12195810]