... aspotential amidino group acceptors instead of glycine, suchas l-alanine, b-alanine, c-aminobutyric acid, ethanolamine,taurine, l-lysine, a-amino-oxyacetic acid and l-norvaline,by measuring ... arginine and glycine must bindbefore ornithine is released) and a possible ping-pongmechanism (formation of an enzyme–amidino interme-diate and release of ornithine in the absence ofglycine), ... prokaryotic l-arginine:glycineamidinotransferase to be described, and identifiedl-arginine and glycine as the starting units for cylin-drospermopsin biosynthesis. Incorporation of the gua-nidino group...