. "US" . "Biochemistry" . "BICHAW" . "0033" . "0006-2960" . "36" . "12802" . "12813" . "10.1021/bi971102d" . . "Probing the roles of active site residues in phosphatidylinositol-specific phospholipase C from Bacillus cereus by site-directed mutagenesis." . . . . . .