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Table 1 Fab production yields by test tube culture

From: Double mutation of cell wall proteins CspB and PBP1a increases secretion of the antibody Fab fragment from Corynebacterium glutamicum

Strain

Fab production yield (mg/l)

YDK010

11.1 ± 0.3

YDK010Δpbp1a

57.6 ± 2.3

YDK010Δpbp1b

10.6 ± 0.5

ATCC13869

6.4 ± 0.4

ATCC13869ΔcspB

8.9 ± 0.8

ATCC13869Δpbp1a

2.2 ± 0.4

ATCC13869ΔcspBΔpbp1a

34.9 ± 1.8

ATCC13869Δpbp1b

8.1 ± 1.1

ATCC13869ΔcspBΔpbp1b

7.9 ± 1.3

  1. The amount of secreted Fab in culture supernatant was quantified as described in Methods. Yields represent the average of measurements from three separate test tube cultures.