IUBMB Enzyme Nomenclature


Accepted name: UDP-2-acetamido-2,6-β-L-arabino-hexul-4-ose reductase

Reaction: UDP-2-acetamido-2,6-dideoxy-β-L-talose + NAD(P)+ = UDP-2-acetamido-2,6-β-L-arabino-hexul-4-ose + NAD(P)H + H+

For diagram of reaction click here.

Glossary: UDP-2-acetamido-2,6-dideoxy-β-L-talose = UDP-N-acetyl-β-L-pneumosamine

Other name(s): WbjC; Cap5F

Systematic name: UDP-2-acetamido-2,6-dideoxy-L-talose:NADP+ oxidoreductase

Comments: Part of the biosynthesis of UDP-N-acetyl-L-fucosamine. Isolated from the bacteria Pseudomonas aeruginosa and Staphylococcus aureus.

Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, CAS registry number:


1. Kneidinger, B., O'Riordan, K., Li, J., Brisson, J.R., Lee, J.C. and Lam, J.S. Three highly conserved proteins catalyze the conversion of UDP-N-acetyl-D-glucosamine to precursors for the biosynthesis of O antigen in Pseudomonas aeruginosa O11 and capsule in Staphylococcus aureus type 5. Implications for the UDP-N-acetyl-L-fucosamine biosynthetic pathway. J. Biol. Chem. 278 (2003) 3615-3627. [PMID: 12464616]

2. Mulrooney, E.F., Poon, K.K., McNally, D.J., Brisson, J.R. and Lam, J.S. Biosynthesis of UDP-N-acetyl-L-fucosamine, a precursor to the biosynthesis of lipopolysaccharide in Pseudomonas aeruginosa serotype O11. J. Biol. Chem. 280 (2005) 19535-19542. [PMID: 15778500]

3. Miyafusa, T., Tanaka, Y., Kuroda, M., Ohta, T. and Tsumoto, K. Expression, purification, crystallization and preliminary diffraction analysis of CapF, a capsular polysaccharide-synthesis enzyme from Staphylococcus aureus. Acta Crystallogr. Sect. F Struct. Biol. Cryst. Commun. 64 (2008) 512-515. [PMID: 18540063]

[EC created 2014]

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