Citation: I. Bauer et al., 2,4-DIOXYENASES CATALYZING N-HETEROCYCLIC-RING CLEAVAGE AND FORMATIONOF CARBON-MONOXIDE - PURIFICATION AND SOME PROPERTIES OF 1H-3-HYDROXY-4-OXOQUINALDINE 2,4-DIOXYGENASE FROM ARTHROBACTER SP RU61A AND COMPARISON WITH 1H-3-HYDROXY-4-OXOQUINOLINE 2,4-DIOXYGENASE FROM PSEUDOMONAS-PUTIDA-33 1/, European journal of biochemistry, 240(3), 1996, pp. 576-583