Table 3 Comparison with enzymes (GH2 and GH3/43) from other studies (reactions with the substrate ONPG and/or PNPG)
Enzyme family | Functions | Strain | Protein (kDa) | Optimum Tm (°C) | Optimum pH | Activity (U/mg) | References |
|---|---|---|---|---|---|---|---|
GH 2 | β-Galactosidase | Arthrobacter psychrolactophilus F2 | 130 | 10 | 8 | 33.3 | Nakagawa et al. [27] |
GH 2 | β-Galactosidase | Arthrobacter sp. 20B | 113.7 | 25 | 6–8 | 0.84 | Bialkowska et al. [56] |
GH 2 | β-Galactosidase | Arthrobacter SB | 114 | 18 | 7 | 26.9 | Coker and Brenchley [57] |
GH 2 | β-Galactosidase | Flavobacterium sp. 4214 | 114.3 | 42 | 7.5 | – | Sørensen et al. [58] |
GH 2 | β-Galactosidase | Halomonas sp. S62 | 63 | 45 | 7 | – | Wang et al. [59] |
GH 2 | β-Galactosidase | Enterobacter hormaechei | 120 | 50 | 8 | 58.7 | This study |
GH 3 | Dual function (β-xylosidase/α-arabinofuranosidase) | Rumen/Parabacteroides distasonis ATCC 8503 | 80 | 50 | 6 | 29.5 | Zhou et al. [30] |
GH 43 | Dual function (β-xylosidase/α-arabinofuranosidase) | Rumen/Prevotella bryantii | 45 | 40 | 7 | 36.3/14.2 | Zhou et al. [31] |
GH3–BglX | Dual function (β-xylosidase/α-arabinofuranosidase) | C. crescentus | 90 | 60/50 | 6 | 4.3/3.0 | Justo et al. [32] |
GH 3 | Dual function (β-xylosidase/α-arabinofuranosidase) | Enterobacter mori | 80 | 50/40 | 9 and 6 | 122.11/16.6 | This study |