Fig. 7

Local view of the substitutions that occurred in the variants of the alkaline protease DHAP. a, the substitution of P9 (left) with a serine residue (right); b, the substitution of T162 (left) with an isoleucine residue (right); c, the substitution of S182 (left) with a lysine residue (right); d, the substitution of K27 (right) with a glutamine residue (right)