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Table 1 Steady-state kinetic parameters of McoA, McoB and McoG with DMPPDA and ABTS

From: Biocatalytic potential of laccase-like multicopper oxidases from Aspergillus niger

 

DMPPDA

  

ABTS

  
 

K m (mM)

V max (Δ Α 550 /min mg)

K i (mM)

K m (mM)

V max (Δ Α 420 /min mg)

K i (mM)

McoA

3.6 ± 0.2

4.6 × 102 ± 8

n.d.

n.d.

n.d.

n.d.

McoB

0.4 ± 0.1

7.5 × 103 ± 6.0 × 102

22.4 ± 6.4

0.5 ± 0.1

2.9 × 102 ± 4

n.d.

McoG

1.8 ± 0.3

4.4 × 102 ± 40

4.6 ± 0.7

5.6 ± 1.0

2.5 × 102 ± 16

n.d.

  1. n.d. = not detectable.