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Table 4 Substrate specificity and kinetic parameters of Lcc120-3

From: Construction and characterization of a functional chimeric laccase from metagenomes suitable as a biocatalyst

Substrate

Lcc120-3 (Mic-mg-MCO)

Activity (U/mg protein)

Km (mM)/Vmax (U/mg protein)/kcat (s−1)

DMP

2.0

10.5/2.3/2.3

o-Guaiacol

0.05

–

o-Catechol

2.47

–

Pyrogallol

13.9

–

Gallic acid

0.64 POU

–

ABTS

6.63

–

Syringaldazine

N.D

–

Bilirubin

N.D

–

l-Tyrosine

N.D

–

l-DOPA (l-3,4-Dihydroxyphenylalanine)

N.D

–

Iodide

N.D

–

  1. N.D. not detected