Reaction catalyzed by peptidyl-dipeptidase A (3.4.15.1)
+
H2O
=
+
1-dimethylaminonaphthalene-5-sulfonyl-Gly-Gly-Gly
+
H2O
=
1-dimethylaminonaphthalene-5-sulfonyl-Gly
+
Gly-Gly