The Enzyme Database

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EC 2.4.1.302     
Accepted name: L-demethylnoviosyl transferase
Reaction: dTDP-4-O-demethyl-β-L-noviose + novobiocic acid = dTDP + demethyldecarbamoyl novobiocin
Glossary: novobiocic acid = N-(2,7-dihydroxy-8-methyl-4-oxo-4H-chromen-3-yl)-4-hydroxy-3-(3-methylbut-2-en-1-yl)benzamide
dTDP-4-O-demethyl-β-L-noviose = dTDP-6-deoxy-5-methyl-β-L-altropyranose = dTDP-(2S,3R,4R,5R)-6,6-dimethyltetrahydro-2H-pyran-2,3,4,5-tetraol
demethyldecarbamoyl novobiocin = N-{7-[(6-deoxy-5-methyl-β-D-gulopyranosyl)oxy]-4-hydroxy-8-methyl-2-oxo-2H-chromen-3-yl}-4-hydroxy-3-(3-methylbut-2-en-1-yl)benzamide
Other name(s): novM (gene name); dTDP-β-L-noviose:novobiocic acid 7-O-noviosyltransferase; L-noviosyl transferase
Systematic name: dTDP-4-O-demethyl-β-L-noviose:novobiocic acid 7-O-[4-O-demethyl-L-noviosyl]transferase
Comments: The enzyme is involved in the biosynthesis of the aminocoumarin antibiotic, novobiocin.
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc
References:
1.  Freel Meyers, C.L., Oberthur, M., Anderson, J.W., Kahne, D. and Walsh, C.T. Initial characterization of novobiocic acid noviosyl transferase activity of NovM in biosynthesis of the antibiotic novobiocin. Biochemistry 42 (2003) 4179–4189. [PMID: 12680772]
2.  Albermann, C., Soriano, A., Jiang, J., Vollmer, H., Biggins, J.B., Barton, W.A., Lesniak, J., Nikolov, D.B. and Thorson, J.S. Substrate specificity of NovM: implications for novobiocin biosynthesis and glycorandomization. Org. Lett. 5 (2003) 933–936. [PMID: 12633109]
[EC 2.4.1.302 created 2013, modified 2016]
 
 


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