Table 2.

Comparison of Expression by Different Vector and Bacterial Strain Combinationsa




pET15G with BL21-AI

pET15G with BL21(DE3)pLysS

pET21G with BL21-AI

pET21G with BL21(DE3)pLysS
No. of proteins expressed 70 25 65 11
% ORFs in plate
79.5%
28.4%
73.9%
12.5%

a From expression data for the 88 ORFs in plate 18.