The Enzyme Database

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Accepted name: vancomycin aglycone glucosyltransferase
Reaction: UDP-α-D-glucose + vancomycin aglycone = UDP + devancosaminyl-vancomycin
For diagram of chloroorienticin biosynthesis, click here
Glossary: devancosaminyl-vancomycin = vancomycin pseudoaglycone
Other name(s): GtfB (ambiguous)
Systematic name: UDP-α-D-glucose:vancomycin aglycone 48-O-β-glucosyltransferase
Comments: The enzyme from the bacterium Amycolatopsis orientalis is involved in the biosynthesis of the glycopeptide antibiotic chloroeremomycin.
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc
1.  Losey, H.C., Peczuh, M.W., Chen, Z., Eggert, U.S., Dong, S.D., Pelczer, I., Kahne, D. and Walsh, C.T. Tandem action of glycosyltransferases in the maturation of vancomycin and teicoplanin aglycones: novel glycopeptides. Biochemistry 40 (2001) 4745–4755. [PMID: 11294642]
2.  Mulichak, A.M., Losey, H.C., Walsh, C.T. and Garavito, R.M. Structure of the UDP-glucosyltransferase GtfB that modifies the heptapeptide aglycone in the biosynthesis of vancomycin group antibiotics. Structure 9 (2001) 547–557. [PMID: 11470430]
[EC created 2013]

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