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Table 4 The hydrolysis products of different substrates after 24 h hydrolysis by rAXE1s and XynII

From: Replacement of carbohydrate binding modules improves acetyl xylan esterase activity and its synergistic hydrolysis of different substrates with xylanase

   dC+ X 1+ X 4-2+ X 6+ X 22-2+ X X
Destarched wheat bran X1 11.3 ± 1.2 12.1 ± 1.9 12.8 ± 0.5 13.0 ± 1.2 12.9 ± 0.9 8.9 ± 0.7
X2 18.5 ± 3.1 18.3 ± 2.0 17.8 ± 1.1 18.5 ± 1.1 18.4 ± 1.0 19.1 ± 0.9
X3 0.2 ± 0.0 0.2 ± 0.0 0.2 ± 0.1 0.2 ± 0.0 0.2 ± 0.1 0.3 ± 0.0
Total 30.0 ± 2.1 30.6 ± 1.9 30.8 ± 1.3 31.7 ± 1.1 31.5 ± 1.0 28.3 ± 0.9
NaClO2-treated wheat straw X1 6.8 ± 1.3 7.4 ± 1.5 7.3 ± 0.9 7.9 ± 0.5 7.5 ± 1.8 6.0 ± 0.3
X2 15.9 ± 2.4 15.5 ± 1.7 16.4 ± 2.1 16.8 ± 1.7 16.8 ± 1.7 14.6 ± 1.8
X3 0.2 ± 0.0 0.2 ± 0.1 0.2 ± 0.1 0.2 ± 0.0 0.2 ± 0.0 0.6 ± 0.1
Total 22.9 ± 1.6 23.1 ± 1.5 23.9 ± 1.6 24.9 ± 1.3 24.5 ± 1.7 21.2 ± 1.3
InAX X1 8.2 ± 0.7 9.5 ± 0.9 10.1 ± 1.1 11.9 ± 1.2 10.0 ± 1.2 8.0 ± 1.1
X2 25.5 ± 2.3 25.9 ± 1.8 25.9 ± 1.3 27.2 ± 1.5 29.9 ± 2.6 22.8 ± 2.2
X3 0.2 ± 0.0 0.2 ± 0.0 0.2 ± 0.0 0.2 ± 0.0 0.2 ± 0.0 0.3 ± 0.0
Total 33.9 ± 1.1 35.6 ± 1.4 36.2 ± 1.2 39.3 ± 1.4 40.1 ± 1.7 31.1 ± 1.4
  1. The results are expressed as % of xylan (as xylose) in destarched wheat bran, NaClO2-treated wheat straw or water-insoluble wheat arabinoxylan (inAX). dC AXE1dC, 1 AXE1; 4-2 AXE1dC-CBM4-2, 6 AXE1dC-CBM6 22-2 AXE1dC-CBM22-2; X XynII