. "hydrolase activity, acting on acid phosphorus-nitrogen bonds"@en . . "moleculaire functie"@nl . "Catalysis of the hydrolysis of any acid phosphorus-nitrogen bond."@en . "hydrolase activity, acting on acid phosphorus-nitrogen bonds"@en . . . "3.9.-.-" . . . "hydrolase activity, acting on acid phosphorus-nitrogen bonds"@en . "C1149707" . . . . "GO:0016825" . .