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Table 3 Product yield during semi-anaerobic fermentation and xylose isomerase activity performed in vitro with crude extract

From: Conversion of an inactive xylose isomerase into a functional enzyme by co-expression of GroEL-GroES chaperonins in Saccharomyces cerevisiae

Strain Xylitol Yield
(g xylitol/g sugars)
Glycerol Yield
(g glycerol/g sugars)
Acetic Acid Yield
(g acetic acid/g sugars)
Ethanol Yield
(g ethanol/g sugars)
Activity (U/mL)
BTY28
(pRS426)
0.000 0.000 0.000 0.161 ND
BTY29
(XIOrp)
0.012 0.043 0.012 0.377 0.073 ± 0.011
BTY30
(XI2.0)
0.005 0.013 0.001 0.198 0.023 ± 0.008
BTY32
(Gro; pRS426)
0.011 0.016 0.000 0.205 ND
BTY33
(Gro;XIOrp)
0.009 0.041 0.010 0.444 0.087 ± 0.006
BTY34
(Gro;XI2.0)
0.014 0.053 0.007 0.441 0.095 ± 0.008