Enhanced protopanaxadiol production from xylose by engineered Yarrowia lipolytica

Table 1 Fermentation of Y14 at different initial sugar concentrations

Initial sugar concentration (g/L)	Symbol^a	OD₆₀₀	Residual sugar concentration (g/L)^b	PPD titer (mg/L)^b
20	G	21.7	0	57.17 ± 1.83
20	X	26.8	0	81.23 ± 1.47
30	G	29.6	0	61.17 ± 1.31
30	X	24.1	0	80.45 ± 0.71
40	G	27.4	0	65.27 ± 1.28
40	X	30.5	0	120.36 ± 1.59
50	G	30.3	0	58.62 ± 2.22
50	X	32.8	1.0 ± 0.1	124.94 ± 2.75
60	G	31.4	0	87.85 ± 1.57
60	X	34.3	12.1 ± 0.9	128.94 ± 0.43
70	G	33.4	2.2 ± 0.4	82.27 ± 2.31
70	X	30.4	17.9 ± 0.8	118.55 ± 4.42
80	G	32.7	12.9 ± 0.6	80.45 ± 1.74
80	X	29.9	26.3 ± 1.2	135.21 ± 2.76

^aRepresents the type of sugars. G and X represent glucose and xylose, respectively
^bEach data represents an average ± 1 standard deviation of three parallel fermentations

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