1. Faber K (1997) Biotransformations in Organic Chemistry, 3rd edn. Springer, Berlin, p 50
2. Miyazawa T (1999) Amino Acids 16: 191
3. Drauz, K, Waldmann H (eds) (1995) Enzyme Catalysis in Organic Synthesis VCH, Weinheim, p 379
4. Kamphuis J, Boesten, WHJ, Kaptein B, Hermes HFM, Sonke T, Broxterman QB, van den Tweel WJJ, Schoemaker HE (1992) The Production and Uses of Optically Pure Natural and Unnatural Amino Acids. In: Collins AN, Sheldrake GN, Crosby J (eds) Chirality in Industry. Wiley, Chichester, p 187
5. Wong CH, Whitesides GM (1994) Enzymes in Synthetic Organic Chemistry. Pergamon, Oxford, p 42