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Table 1 Glycoside hydrolase profiles targeting plant structural polysaccharides in four metagenomes

From: Metagenomic analysis of microbial consortia enriched from compost: new insights into the role of Actinobacteria in lignocellulose decomposition

  Predominant activity Termite [11] Bovine [10] Macropod [30] RSA
Cellulases
 GH5 Cellulases 7.97 1.23 4.31 2.36
 GH6 Endoglucanases 0.00 0.00 0.18 0.77
 GH7 Endoglucanases 0.00 0.00 0.00 0.00
 GH9 Endoglucanases 1.28 0.92 0.36 1.12
 GH44 Endoglucanases 0.85 0.00 1.08 0.06
 GH45 Endoglucanases 0.57 0.00 0.00 0.00
 GH48 Cellobiohydrolases 0.00 0.00 0.00 0.30
 Subtotal (%)   10.67 2.15 5.92 4.60
Endohemicellulases
 GH8 Endoxylanases 0.71 0.61 0.36 0.00
 GH10 Endo-1,4-β-xylanases 6.54 1.08 2.51 2.18
 GH11 Xylanases 1.99 0.15 0.00 0.47
 GH12 Xyloglucanases 0.00 0.00 0.00 0.41
 GH26 β-mannanase & xylanases 2.13 0.77 2.33 0.83
 GH28 Galacturonases 0.85 0.77 0.54 0.65
 GH53 Endo-1,4-β-galactanases 1.71 2.61 1.62 0.35
 Subtotal (%)   13.94 5.99 7.36 4.90
Debranching enzymes
 GH51 α-L-arabinofuranosidases 2.56 9.83 2.33 1.42
 GH54 α-L-arabinofuranosidases 0.00 0.15 0.00 0.00
 GH62 α-L-arabinofuranosidases 0.00 0.00 0.00 0.35
 GH67 α-glucuronidases 1.42 0.00 0.90 0.35
 GH78 α-L-rhamnosidases 0.00 5.22 4.49 2.30
 Subtotal (%)   3.98 15.21 7.72 4.43
Oligosaccharide-degrading enzymes
 GH1 β-glucosidases 3.13 1.54 11.13 3.72
 GH2 β-galactosidases 3.27 28.57 5.03 1.59
 GH3 β-glucosidases 9.82 27.04 13.46 4.90
 GH29 α-L-fucosidases 0.00 11.37 0.54 0.89
 GH35 β-galactosidases 0.43 1.84 0.72 0.41
 GH38 α-mannosidases 1.56 2.61 0.54 0.77
 GH39 β-xylosidases 0.43 0.31 0.18 1.89
 GH42 β-galactosidases 3.41 1.69 1.62 0.83
 GH43 Arabino/xylosidases 2.28 9.37 3.41 3.01
 GH52 β-xylosidases 0.43 0.00 0.00 0.18
 Subtotal (%)   24.75 84.33 36.62 18.18
Total GHs   703 651 557 1694
% ORFS   0.78 0.78 0.71 0.97
  1. The listed value is the population abundance weighted relative abundance (%) of GH families among the total GHs