The present invention provides: a protein having dipeptide-synthesizing activity or a protein for dipeptide synthesis; DNA encoding the protein having dipeptide-synthesizing activity or the protein for dipeptide synthesis; a recombinant DNA comprising the DNA; a transformant carrying the recombinant DNA; a process for producing the protein having dipeptide-synthesizing activity; an enzymatic process for producing a dipeptide using the protein having dipeptide-synthesizing activity or the protein for dipeptide synthesis; and a process for producing a dipeptide using, as an enzyme source, a culture of a microorganism or a transformant having the ability to produce the protein having dipeptide-synthesizing activity or the protein for dipeptide synthesis, or the like.
本发明提供了:具有二肽合成活性的蛋白质或用于二肽合成的蛋白质;编码具有二肽合成活性的蛋白质或用于二肽合成的蛋白质的DNA;包含该DNA的
重组DNA;携带
重组DNA的转化体;用于生产具有二肽合成活性的蛋白质的过程;利用具有二肽合成活性的蛋白质或用于二肽合成的蛋白质的
酶制剂进行二肽生产的酶法过程;以及利用具有二肽合成活性的蛋白质或用于二肽合成的蛋白质的生产能力的微
生物或转化体的培养物等作为酶源进行二肽生产的过程。