Screening, purification, and identification of the enzyme producing N-( l-α- l-aspartyl)- l-phenylalanine methyl ester from l-isoasparagine and l-phenylalanine methyl ester

Screening was carried out for microorganisms able to produce N-( l-α- l-aspartyl)- l-phenylalanine methyl ester [APM] from l-isoasparagine and l-phenylalanine methyl ester hydrochloride. Of the 422 strains examined, 44 strains belonging to the family Enterobacteriaceae were found to produce APM. The...

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