Table 2: Effect of GcvA and GcvB on growth at low pH.

StrainGT (min) grown in LB at
pH 7.0pH 4.5*

(1) WT 5 2 ยฑ 5 1 3 3 ยฑ 2
(2) ΔgcvAB 5 6 ยฑ 2 1 6 0 ยฑ 6
(3) WT[p ๐‘” ๐‘ ๐‘ฃ ๐ด 3 + ] 6 7 ยฑ 7 3 0 6 ยฑ 9
(4) ΔgcvAB[p ๐‘” ๐‘ ๐‘ฃ ๐ด 3 + ] 6 0 ยฑ 6 4 3 7 ยฑ 4 5
(5) WT[p ๐‘” ๐‘ ๐‘ฃ ๐ด 3 + ๐‘” ๐‘ ๐‘ฃ ๐ต 3 + ] 6 7 ยฑ 7 1 5 7 ยฑ 4
(6) ΔgcvAB[p ๐‘” ๐‘ ๐‘ฃ ๐ด 3 + ๐‘” ๐‘ ๐‘ฃ ๐ต 3 + ] 6 2 ยฑ 1 1 5 0 ยฑ 5

*Cultures were tested at the end of the experiment to verify the pH had not changed.