The Enzyme Database

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EC 2.1.1.234     
Accepted name: dTDP-3-amino-3,4,6-trideoxy-α-D-glucopyranose N,N-dimethyltransferase
Reaction: 2 S-adenosyl-L-methionine + dTDP-3-amino-3,4,6-trideoxy-α-D-glucopyranose = 2 S-adenosyl-L-homocysteine + dTDP-3-dimethylamino-3,4,6-trideoxy-α-D-glucopyranose
For diagram of dTDP-D-desosamine biosynthesis, click here
Glossary: α-D-desosamine = 3-dimethylamino-3,4,6-trideoxy-α-D-glucopyranose
dTDP-3-dimethylamino-3,4,6-trideoxy-α-D-glucopyranose = dTDP-D-desosamine
Other name(s): DesVI
Systematic name: S-adenosyl-L-methionine:dTDP-3-amino-3,4,6-trideoxy-α-D-glucopyranose 3-N,N-dimethyltransferase
Comments: The enzyme is involved in the biosynthesis of desosamine, a 3-(dimethylamino)-3,4,6-trideoxyhexose found in certain macrolide antibiotics such as erthyromycin, azithromycin, and clarithromycin.
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc
References:
1.  Chen, H., Yamase, H., Murakami, K., Chang, C.W., Zhao, L., Zhao, Z. and Liu, H.W. Expression, purification, and characterization of two N,N-dimethyltransferases, tylM1 and desVI, involved in the biosynthesis of mycaminose and desosamine. Biochemistry 41 (2002) 9165–9183. [PMID: 12119032]
2.  Burgie, E.S. and Holden, H.M. Three-dimensional structure of DesVI from Streptomyces venezuelae: a sugar N,N-dimethyltransferase required for dTDP-desosamine biosynthesis. Biochemistry 47 (2008) 3982–3988. [PMID: 18327916]
[EC 2.1.1.234 created 2011]
 
 


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