Reaction catalyzed by complement factor I (3.4.21.45)
+
H2O
=
+
methylsulfonyl-D-Phe-Gly-Arg-4-methylcoumaryl-7-amide
+
H2O
=
methylsulfonyl-D-Phe-Gly-Arg
+
7-amino-4-methylcoumarin