FIG. 2.

Western blot analysis of the IntI1 protein purified fractions. (A) Coomassie blue-stained polyacrylamide-SDS gel. (B) Western blot of a similar gel immunoprobed with the anti-IntI1 antibody. Lanes 1, control strain extract; lanes 2, purified IntI1-COOH protein; lanes 3, purified IntI1 protein.