Stable in a Microorganism Pseudomonas aeruginosa san-ai 30 °C, 48 h 25 % (v/v) chloroform and n-hexane Karadzic et al. 2006 Bacillus sphaericus 205y 37 °C, 30 min 25 % (v/v) n-hexane and p-xylene. Hun et al. 2003 Bacillus megaterium 29 °C, 1 h 25-80 % (v/v) ethanol and acetone 100 % (v/v) 2-propanol, 1-butanol, Tol, n-hexane and n-heptane Lima et al. 2004 Sulfolobus solfataricus P1 30 °C or 70 °C, 1 h 40 % (v/v) methanol, ethanol and 2propanol. Mandrich et al. 2005 Stenotrophomonas maltophilia CGMCC 4254 30 °C, 24 h 20 and 50 % (v/v) benzene, toluene, nhexane and n-heptane. Li et al. 2013 Pseudomonas aeruginosa MH38 25 °C, 1 h 30 and 50 % (v/v) benzene and hexane Jang et al. 2014 Monascus purpureus 40 °C, 24 h 20 % (v/v) methanol, ethanol, acetonitrile, glycerol, acetone, n-Hexane, toluene and chloroform Kang et al. 2017 Chromohalobacter sp. 35 °C, 30 min 20 and 50 % (v/v) benzene and hexane Ai et al. 2018 Psychrobacter sp. ZY124 37 °C, 5 h 10, 30 and 50 % (v/v) DMSO, methanol, ethanol, acetone, acetonitrile, toluene, pentane, hexane and octane Zhang et al. 2018b Metagenome Marine mud 30 °C, 12 h 20 % (v/v) ethanol, acetonitrile, DMF and cyclohexane Gao et al. 2016 Forest soil sample. 37 °C, 2 h 25 % (v/v) DMSO, Benzene and p-xylene Berlemont et al. 2013 Wastewater treatment plant of a meat packing and dairy industry 4 °C, 48 h 15 and 30 % (v/v) methanol, ethanol, 1propanol, 2-propanol, glycerol, THF, dioxane, DMSO Glogauer et al. 2011 Soil 30 °C, 2 h 15 and 30 % (v/v) DMSO, DMF, p-xylene, hexane, heptane, and octane Wang et al. 2013 Compost Room temp., 26 d 30 % (v/v) methanol, ethanol, isopropanol, DMSO, acetone Lu et al., 2019 Soil contaminated with petroleum hydrocarbons No data 30 % (v/v) DMF and DMSO Pereira et al. 2015 a Abbreviations for the organic solvents are: DMF, N,N-dimethylformamide; DMSO, dimethylsulfoxide; THF, tetrahydrofuran. Halotolerance Among extremophilic LEs, halophilic/halotolerant LEs are another major group of industrial relevant enzymes. In comparison to the non-halophilic/non-halotolerant Source of LEs Enzyme properties Reference Salt range Maximum activity (%) a Microorganism Pelagibacterium halotolerans 0-4 M ~ 160 % at 3 M Jiang et al. 2012 Alcanivorax borkumensis 0-3.5 M 100 % at 0 M Tchigvintsev et al. 2015 Serratia sp. 0-4 M 100 % at 0 M Jiang et al. 2016 Alkalibacterium sp. 0-4 M ~ 105 % at 2 M Wang et al. 2016 Psychrobacter pacificensis 0-5 M 143.2 % at 2 M Wu et al. 2013a Lactobacillus plantarum 0-25 % ~ 250 % at 1M Esteban-Torres et al. 2014 Zunongwangia profunda 0-4.5 M 100 % at 0 M Rahman et al. 2016 Haloarcula marismortui 0-5 M 800 mU at 3 M Rao et al. 2009 Thalassospira sp. 0-4 M 283 % at 3 M De Santi et al. 2016b Bacillus licheniformis 0-5 M 588 % at 3.5 M Zhang et al. 2018 Metagenome Deep sea sponge 0-24% 100 % at 0 M Borchert et al. 2017 Marine sponge 0-4 M 234 % at 5 M Selvin et al. 2012 Soil 0-5 M 155 % at 1 M Jayanath et al. 2018 Marine arctic sediment 0-4 M 675 % at 3 M De Santi et al. 2016a Deep-sea shrimp 0-4 M ~ 250 % at 3.2 M Alcaide et al. 2015b 0-4 M ~ 250 %...