Engineering Corynebacterium crenatum to produce higher alcohols for biofuel using hydrolysates of duckweed ( Landoltia punctata ) as feedstock

Table 4 The highest yield of higher alcohols produced via bioengineered strains corresponding to relevant metabolic pathways

Bioengineered strains	Isobutanol (mg/L)	2-methyl-1-butanol (mg/L)	3-methyl-1-butanol (mg/L)
Strain with p29-BIII + PEC-KA	1264.63 _a ^a/1154.83 _a ^b	589.43_a ^a/492.76 _a ^a	117.27 _a ^a/101.62 _a ^b
Strain with p29-ALII + PEC-KA	499.31 _b ^a/425.71 _b ^b	1026.61 _b ^a/981.79 _b ^b	114.86 _a ^a/106.24 _a ^b
Strain with p29-DLL + PEC-KA	306.57 _c ^a/228.49 _c ^b	234.76 _c ^a/118.63 _c ^b	748.35 _b ^a/684.79 _b ^b

^athe highest yield from glucose; ^bthe highest yield from acid hydrolysates of duckweed.
_a, _b, _cdifferent letters in table indicate significant differences based on multiple comparisons (P < 0.05).