ID 4.2.1.135 DE UDP-N-acetylglucosamine 4,6-dehydratase (configuration-retaining). CA UDP-N-acetyl-alpha-D-glucosamine = H2O + UDP-2-acetamido-2,6-dideoxy- CA alpha-D-xylo-hex-4-ulose. CC -!- This is the first enzyme in the biosynthetic pathway of CC N,N'-diacetylbacillosamine, the first carbohydrate in the CC glycoprotein N-linked heptasaccharide in Campylobacter jejuni. CC -!- This enzyme belongs to the short-chain dehydrogenase/reductase family CC of enzymes. DR Q0P9D4, PGLF_CAMJE ; //