Skip to main content

Table 1 MtLPMO9A oxidation on various polysaccharide substrates

From: Discovery of the combined oxidative cleavage of plant xylan and cellulose by a new fungal polysaccharide monooxygenase

Substrate

Occurrence of oxidation

Without ascorbic acid

With 1 mM ascorbic acid

GlcOS #n *a

XOS #n *b

GlcOS #n *

XOS #n *

Cellulose

 Avicelc

+

+

 RACc

+

+

Hemicellulose

 Glucan

    

 Xyloglucand

+

 β-Glucan barley

+

 β-Glucan oat spelt

+

 Xylan

    

 OSXe

 BiWXe

 WAXe

Oligosaccharides

 Gluco-oligosaccharidesf

 Xylo-oligosaccharidesf

Galactomannang

RAC/hemicellulose combination

 RAC + BiWX

+

+

 RAC + OSX

+

+

 RAC + WAX

  1. aGluco-oligosaccharides oxidized at the C1 (GlcOS #n ) or C4 position (GlcOSn *).
  2. bXylo-oligosaccharides oxidized at the C1 (XOS #n ) or C4 position (XOSn *).
  3. cRegenerated amorphous cellulose (RAC), crystalline cellulose (Avicel).
  4. dXyloglucan from tamarind seed.
  5. eOat spelt xylan (OSX), birchwood xylan (BiWX), wheat arabinoxylan (WAX).
  6. fβ-(1 → 4)-linked gluco- and xylo-oligosaccharides, degree of polymerization 2–5.
  7. gβ-(1 → 4)-linked-d-mannosyl backbone from guar (medium viscosity), purchased from Megazyme (Bray, Ireland).