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Table 1 Comparison of the impact of various regulation strategies on AD production

From: Combined enhancement of the propionyl-CoA metabolic pathway for efficient androstenedione production in Mycolicibacterium neoaurum

Strains

Regulation Strategies

Conversion yield (%)

Production rate (g/L/days)

QC M3-A

Overexpression AccA1

92.6

0.457

QC M3-D

Overexpression AccD1

89.2

0.44

QC M3-N

Overexpression NAT

89.3

0.441

QC M3-C

Overexpression AraC

90.7

0.447

QC M3-AC

Co-expression AccA1 and AraC

94.1

0.464

QC M3-ATetO

Inducible regulation AccA1

95.1

0.469

QC M3-ATetOC

Inducible regulation AccA1 and overexpression AraC

96.9

0.655

MNR-prpR [7]

MCC enhancement

90.6

0.628

MNR-prpDBC/ΔglnR [7]

GlnR knockout and MCC enhancement

94.3

0.654

MNR-Fpcc [6]

MMC enhancement

25.4

0.176

MNR-Fpcc-Fndh [6]

Overexpression NDH-II and MCC enhancement

96.4

0.669