GH family | Major activity | Yak feces | Cow feces [5] | Elephant feces [13] | Termite gut [18] | Cow rumen [19] | Camel rumen [14] |
---|---|---|---|---|---|---|---|
Cellulases | |||||||
 GH5 | Cellulase | 2.12 | 2.63 | 4.43 | 7.36 | 4.76 | 4.44 |
 GH9 | Endoglucanase | 0.45 | 0.77 | 1.25 | 1.63 | 2.23 | 1.97 |
 GH44 | Endoglucanase | 0.01 | 0.00 | 0.04 | 0.54 | 0.08 | 0.05 |
 GH45 | Endoglucanase | 0.00 | 0.00 | 0.08 | 1.09 | 0.41 | 0.13 |
 GH48 | Cellobiohydrolase | 0.00 | 0.00 | 0.02 | 0.00 | 0.03 | 0.00 |
 Sub-total (%) |  | 2.59 | 3.40 | 5.82 | 10.63 | 7.52 | 6.59 |
Endo-hemicellulases | |||||||
 GH8 | Endo-1,4-β-Xylanase | 0.10 | 0.26 | 0.59 | 2.18 | 1.11 | 0.66 |
 GH10 | Endo-1,4-β-Xylanase | 0.84 | 1.06 | 2.03 | 5.45 | 2.28 | 2.46 |
 GH11 | Xylanase | 0.04 | 0.00 | 0.16 | 1.63 | 0.50 | 0.23 |
 GH26 | Xyloglucanase | 0.37 | 1.04 | 0.90 | 2.18 | 1.08 | 1.43 |
 GH28 | Polygalacturonase | 2.21 | 1.01 | 2.43 | 1.36 | 1.54 | 3.11 |
 GH53 | Endo-β-1,4-Galactanase | 0.57 | 0.82 | 0.84 | 0.82 | 1.05 | 1.52 |
 Sub-total (%) |  | 4.14 | 4.19 | 6.95 | 13.62 | 7.56 | 9.41 |
Debranching enzymes | |||||||
 GH51 | α-L-arabinofuranosidase | 1.01 | 1.13 | 1.93 | 0.82 | 1.85 | 2.48 |
 GH54 | α-L-arabinofuranosidase | 0.02 | 0.04 | 0.10 | 0.00 | 0.16 | 0.08 |
 GH67 | α-Glucuronidase | 0.08 | 0.22 | 0.33 | 1.36 | 0.55 | 0.59 |
 GH78 | α-L-rhamnosidase | 4.99 | 2.85 | 3.63 | 0.00 | 3.21 | 2.34 |
 Sub-total (%) |  | 6.09 | 4.25 | 5.99 | 2.18 | 5.77 | 5.48 |
Oligosaccharide degrading enzymes | |||||||
 GH1 | β-glucosidase | 0.87 | 0.24 | 0.51 | 1.63 | 0.36 | 0.26 |
 GH2 | β-galactosidase | 7.49 | 6.84 | 7.00 | 2.45 | 6.73 | 6.96 |
 GH3 | β-glucosidase | 5.88 | 5.27 | 6.22 | 6.54 | 8.04 | 7.39 |
 GH29 | α-L-fucosidase | 2.77 | 2.84 | 2.93 | 0.27 | 2.00 | 1.62 |
 GH35 | β-galactosidase | 0.64 | 0.51 | 0.81 | 0.27 | 0.32 | 1.15 |
 GH38 | α-Mannosidase | 1.74 | 0.35 | 0.80 | 1.36 | 0.64 | 0.26 |
 GH39 | β-xylosidase | 1.54 | 0.27 | 1.16 | 1.91 | 0.93 | 0.44 |
 GH42 | β-galactosidase | 0.57 | 0.27 | 0.34 | 2.18 | 0.33 | 0.19 |
 GH43 | β-xylosidase | 4.91 | 6.09 | 7.23 | 4.63 | 6.26 | 10.56 |
 GH52 | β-xylosidase | 0.01 | 0.00 | 0.01 | 0.27 | 0.00 | 0.00 |
 GH94 | Cellobiose phosphorylase | 0.60 | 0.57 | 1.01 | 8.45 | 1.32 | 0.82 |
 Sub-total (%) |  | 27.03 | 23.26 | 28.02 | 29.97 | 26.95 | 29.64 |
 No. of all genes encoding GHs |  | 71,908 | 5465 | 16,852 | 367 | 9897 | 15,959 |
 Metagenome size |  | 3.51 Gb | 0.31Gb | 0.93 Gb | 0.018Gb | 0.79Gb | 0.66 Gb |
 GHs/Mbp |  | 20.5 | 17.6 | 18.1 | 20.4 | 12.5 | 24.2 |