2.4.1.284 0.29 - UDP-D-glucose in 100 mM Tris-HCl (pH 7.6), 10 mM MgCl2, 6 mM 2-mercaptoethanol, and 1 mM phenylmethylsulfonyl fluoride, at 30°C 720518 2.4.1.284 0.33 - UDP-N-acetyl-alpha-D-glucosamine in 100 mM Tris-HCl (pH 7.6), 10 mM MgCl2, 6 mM 2-mercaptoethanol, and 1 mM phenylmethylsulfonyl fluoride, at 30°C 720518