1. Platit PIiysiol Plotit;Kende;Annu Rev Mol Biol Symp Ser Fr,1993
2. and;Ballinger;Biochemistry Biol Chem Biochemistry Biochemistry,1992
3. In Vitamin Bg Pyridoxd Chemical Biochemical and Medical Aspects Part New York;Gonzalez;Rev Microhiol,1986
4. i;Danishefsky;Chem Res Appl Ciaern Angew Chem EngL,1979
5. Some examples;Haddow;Chem SOC Perkin Trans Commun Am Chem SOC Arch Biochem Biophy,1297