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Table 5 Bioconversion of D-galactose into D-tagatose using L-arabinose isomerases from various microorganisms

From: A method for the production of D-tagatose using a recombinant Pichia pastoris strain secreting β-D-galactosidase from Arthrobacter chlorophenolicus and a recombinant L-arabinose isomerase from Arthrobacter sp. 22c

Organism Conversion yield (%) Conversion conditions References
Arthrobacter sp. 22c 30 50°C, 36 h This study
Lactobacillus sakei 23 K 36 40°C, 7 h 32
Escherichia coli 34 35°C, 168 h 38
Bacillus halodurans negligible NR 19
Lactobacillus plantarum NC8 30 60°C, 6 h 20
Thermus sp. IM6501 54 60°C, 3 days 27
Lactobacillus fermentum CGMCC2921 55 65°C, 12 h 21
Bacillus stearothermophilus IAM 11001 36 65°C, 12 h 24
Alicyclobacillus acidocaldarius 44 60°C, 6 h 25
Thermoanaerobacter mathranii 25 65°C, 24 h 29, 39
Geobacillus stearothermophilus 38 60°C, 6 h 19
Geobacillus thermodenitrificans 46 65°C, 5 h 22
Acidothermus cellulolytics ATCC 43068 53 75°C, 12 h 28
Bacillus stearothermophilus US100 48 70°C, 7 h 23
Thermotoga neapolitana 68 80°C, 20 h 30
Thermotoga maritima 56 80°C, 6 h 31
Anoxybacillus flavithermus TC-06 60 95°C, 1 h, boratea 26
  1. a The addition of borate can promote D-tagatose formation[38, 39].