Reaction catalyzed by beta-lactamase (3.5.2.6)

		+		H2O	=
	carbenicillin	+		H2O	=		(2R,4S)-2-((R)-carboxy[2-carboxy(phenyl)acetamido]methyl)-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid