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Prekorin-8X metilmutaza (EC 5.4.1.2 , prekorinska izomeraza , hidrogenobirinsko kiselinski vezujući protein ) je enzim sa sistematskim imenom prekorin-8X 11,12-metilmutaza .[1] [2] [3] [4] Ovaj enzim katalizuje sledeću hemijsku reakciju
prekorin-8X
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hidrogenobirinat
^ Thibaut, D., Couder, M., Famechon, A., Debussche, L., Cameron, B., Crouzet, J., Blanche, F. (1992). „The final step in the biosynthesis of hydrogenobyrinic acid is catalyzed by the cobH gene product with precorrin-8X as the substrate” . J. Bacteriol . 174 : 1043—1049. PMID 1732194 .
^ Roth, J.R., Lawrence, J.G., Rubenfield, M., Kieffer-Higgins, S., Church, G.M. (1993). „Characterization of the cobalamin (vitamin B12 ) biosynthetic genes of Salmonella typhimurium ” . J. Bacteriol . 175 : 3303—3316. PMID 8501034 .
^ Roessner, C.A., Warren, M.J., Santander, P.J., Atshaves, B.P., Ozaki, S., Stolowich, N.J., Iida, K., Scott, A.I. (1992). „Expression of Salmonella typhimurium enzymes for cobinamide synthesis. Identification of the 11-methyl and 20-methyl transferases of corrin biosynthesis”. FEBS Lett . 301 : 73—78. PMID 1451790 .
^ Crouzet, J., Cameron, B., Cauchois, L., Rigault, S., Rouyez, M.C., Blanche, F. (1990). „, Thibaut D., Debussche, L. Genetic and sequence analysis of an 8.7-kilobase Pseudomonas denitrificans fragment carrying eight genes involved in transformation of precorrin-2 to cobyrinic acid” . J. Bacteriol . 172 : 5980—5990. PMID 2211521 .