Fig. 3From: Marked enhancement of Acinetobacter sp. organophosphorus hydrolase activity by a single residue substitution Ile211AlaDocking pose of MP in the structure of AbOPH or AbOPHI211A. The substrate MP is shown as blue stick. a Details of the interaction of AbOPHI211A with MP in the active site. b Superposition of AbOPH–MP (yellow) and AbOPHI211A–MP (blue). The green arrow represents the different conformation of side chain of His157 in AbOPH–MP and in the AbOPHI211A–MP complexBack to article page