Fig. 4

The essential sequence elements of the inner haloarchaea promoter of the RM10 fragment between − 35 and + 3 were performed in in H. volcanii (A) and E. coli (B). The β-galactosidase and CAT activity of construct were determined and was shown on the right of the corresponding template sequence. All results are shown as an average ± S.D. of three independent experiments