Assay, purification, and characterization of cobaltochelatase, a unique complex enzyme catalyzing cobalt insertion in hydrogenobyrinic acid a,c-diamide during coenzyme B12 biosynthesis in Pseudomonas denitrificans.
Debussche L, Couder M, Thibaut D, Cameron B, Crouzet J, Blanche F. J Bacteriol. 1992 Nov; 174(22):7445-51.