Table 1.

Transformation frequencies of wild-type, yvcJ and glmR mutant strains. The transformation frequency corresponds to the ratio between the number of transformants per milliliter and the number of cells per milliliter and is the average of three independent measurements.

Strains	References	Genotypes	Transformation frequencies*107
168	Laboratory stock	trpC2	9.3+/− 1.3
SG91	21	trpC2 ΔyvcJ::cat	1.1+/− 0.3
SG520	18	trpC2, glmRT14A	16.2+/− 2.3
SG522	18	trpC2, glmRY265A	2.7+/− 0.4
SG523	18	trpC2, glmRR301A	1.3+/− 0.3