Reaction catalyzed by Oligopeptidase B (3.4.21.83)

		+		H2O	=			+
	2-aminobenzoyl-AGGRGAPQ-N-(2,4-dinitrophenyl)ethylenediamine	+		H2O	=		2-aminobenzoyl-AGGR	+		GAPQ-N-(2,4-dinitrophenyl)ethylenediamine