I-Esterase ne-Lipase (PLE ne-CALB)
Kunezinhlobo ezingu-26 zemikhiqizo ye-enzyme ye-PLE (Inombolo njenge-ES-PLE-101~ES-PLE-126) eyathuthukiswa yi-SyncoZymes. I-ES-PLE ingasetshenziswa ekufakweni kwe-hydrolysis yamakhemikhali e-aliphatic ne-ester, noma isixazululo se-regioselective kanye ne-stereoselective ukuhlanganisa ama-chiral acid kanye ne-derivatives yawo.
Uhlobo lokusabela kwe-Catalytic:
★ Ukucaciswa okuphezulu kwe-substrate.
★ Ukukhetha okunamandla kwe-chiral.
★ Ukuguqulwa okuphezulu.
★ Imikhiqizo embalwa engaphansi.
★ Izimo zokusabela okuncane.
★ Inobungani nemvelo.
➢ Ngokuvamile, uhlelo lokusabela kufanele luhlanganise i-substrate, isixazululo se-buffer kanye ne-ES-PLE. Ukuqinisekiswa kwe-esterification kwamanye ama-ES-PLE kwenziwa esigabeni se-organic.
➢ Zonke izinhlobo ze-ES-PLE ezihambisana nezimo ezahlukahlukene zokusabela ezifanele kufanele zifundwe ngazinye.
Isibonelo 1 (Ukwenziwa kwe-Biosynthesis ye-Pregabalin Intermediate)(1):
Isibonelo 2(2):
Isibonelo 3(3):
Isibonelo 4(4):
Gcina iminyaka emibili ngaphansi kuka -20℃.
Ungalokothi uthinte izimo ezimbi kakhulu ezifana nalezi: izinga lokushisa eliphezulu, i-pH ephezulu/ephansi.
1. Xu FX, Chen SY, Xu G, etal. I-Appl. Biotechnol Bioproc E, 1988, 54(4): 1030.
2. Huang, FC, Lee, LF, Mittal, RSD e tal. J. Am. I-Chem.Soc, 1975, 97, 4144.
3. Kielbasinski, P., Goralczyk, P., Mikolajczyk, M., e tal. USynlett, 1994, 127.
4. Gais, HJ, Griebel, C., Buschmann, H. Tetrahedron:Asymmetry 2000, 11, 917









