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Table 3 Comparison of direct biobutanol production from cellulose and hemicellulose by different Clostridium sp. strains

From: Strategies for improved isopropanol–butanol production by a Clostridium strain from glucose and hemicellulose through consolidated bioprocessing

Organism Genotype Substrate Butanol (g/L) Total solvents (g/L) References
C. cellulolyticum Genetically modifieda Crystalline cellulose 0.66 0.66 [23]
C. thermocellum Genetically modifiedb Crystalline cellulose 5.4 5.4 [24]
C. cellulovorans Genetically modifiedc Crystalline cellulose 1.42 3.02 [25]
C. pasteurianum GL11 Wild type Birchwood xylan 1.48 6.60 [26]
Clostridium sp. strain NJP7 Wild type Birchwood xylan 2.06 5.84 This study
  1. aStrain with introduction of kivd, 2-ketoacid decarboxylase; yqhD alcohol dehydrogenase/aldehyde reductase, alsS acetolactate synthase, ilvC acetohydroxyacid isomeroreductase, ilvD dihydroxy-acid dehydrogenase
  2. bStrain with introduction of kivd, 2-ketoacid decarboxylase, ilvBN acetohydroxy acid synthase (AHAS), ilvC acetohydroxyacid isomeroreductase, ilvD dihydroxy-acid dehydrogenase
  3. cStrain with introduction of aldehyde/alcohol dehydrogenase (adhE2)