... fromOriental Yeast (Tokyo, Japan). Restriction enzymes and kits for genetic manipulation were from Takara Shuzo(Kyoto, Japan), Toyobo (Osaka, Japan), and New EnglandBiolabs (Beverly, MA, USA). All other ... other reagents were of analytical grade from Nacalai Tesque (Kyoto, Japan) and Wako Pure Chemical Industries (Osaka, Japan).Culture and screening of bacteriaBacterial strains were cultivated for ... family. Proc Natl Acad Sci USA 90, 2404–2408.10 Shibata K, Tarui A, Todoroki N, Kawamoto S,Takahashi S, Kera Y & Yamada R (2001) Occurrence of N-methyl-l-aspartate in bivalves and its distribution compared...