Interallelic complementation at the pyrF locus and the homodimeric nature of orotate phosphoribosyltransferase (OPRTase) in Mucor circinelloides.

Using 5-fluoroorotic acid (5-FOA) as a positive selection system we isolated mutants of Mucor circinelloides altered in the pyrimidine biosynthetic pathway. These mutants were found to be deficient either in orotidine-5'-monophosphate decarboxylase (OMPdecase), or in orotate phosphoribosyltrans...

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Autors principals: Velayos, A, Alvarez, M, Eslava, A, Iturriaga, E
Format: Journal article
Idioma:English
Publicat: 1998