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Table 3 Substrate specificity of Err1 from A. niger

From: Characterization of erythrose reductases from filamentous fungi

Substrate a K m[μM] k cat[kat/mol] k cat/K m[1/(mM·s)]
L-arabinose 286.66 ± 27.06b 7.32 ± 0.51 25.55 ± 0.64
Dihydroxyaceton n.d.c n.d. n.d.
D-erythrose 139.39 ± 6.45 24.95 ± 1.05 179.00 ± 0.76
D-glucose n.d. n.d. n.d.
L-glyceraldehyde 319.28 ± 4.12 143.23 ±1.12 448.61 ± 2.29
Glyoxal 330.95 ± 3.06 49.09 ± 0.68 148.34 ± 0.68
Methylglyoxal 352.81 ± 24.42 196.04 ± 13.43 555.66 ± 0.39
D-threose 279.50 ± 7.89 108.44 ± 1.98 387.97 ± 3.87
D-xylose n.d. n.d. n.d.
D-xylulose n.d. n.d. n.d.
  1. a listed in alphabetical order.
  2. b mean of three replicates and standard deviation is given.
  3. c means not detectable.