Patent ID: 8084227

Claim:
A method for producing a dipeptide comprising: reacting an amino acid ester with an N-non-protected amino acid to form the dipeptide in the presence of at least one member selected from the group consisting of a culture of a microbe, microbial cells separated from the culture, a treated microbial cell product, and a peptide-forming enzyme derived from the microbe, wherein the microbe has an ability to form the dipeptide from the amino acid ester and the amino acid and belongs to a genus selected from the group consisting of Cellulophaga lytica, Weeksella virosa, Pedobacter heparinus, Persicohacter diffluens, Flexithrix dorotheae, Chitinophaga pinensis, Cyclobacterium marinum, Runella slithyformis, Thermonema lapsum, Psychroserpens burtonensis, Gelidibacter algens, Dyadobacter fermentans, Flammeovirga aprica, Spirosoma linguale, Flectobacillus major, Tenacibaculum maritimum, Rhodothermus marinus, Zobellia galactanivorans, Muricauda ruestringensis, Salegentibacter salegens, Taxeobacter gelupurpurascens, Cytophaga hutchinsonii, Marinilahilia salmonicolor, Lewinella cohaerens, Saprospira grandis , and Haliscomenobacter hydrossis.