Synthesis of Gal beta 1-4GlcNAc beta- and Gal beta 1-3GalNAc alpha-O-L-serine derivatives employing glycosidases

被引:10
作者
Nilsson, KGI
机构
[1] Glycorex A.B., S-223 70 Lund
关键词
D O I
10.1007/BF00127890
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
A new approach for the highly specific preparation of L-serine conjugates of lactosamine and Ga1 beta 1-3GalNAc is described. Thus, the L serine derivative of lactosamine Ga1 beta 1-4GlcNAc beta-O-(N-Z)-Ser-OEt, was obtained from lactose, employing GlcNAc beta-O-(N-Z)-Ser-OEt as acceptor and a yeast beta-galactosidase as catalyst. Ga1 beta 1-3GalNAc alpha-O-(N-Alloc)-Ser-OMe was obtained from lactose, employing GalNAc alpha-O-(N-Alloc)-Ser-OMe as acceptor and beta-galactosidase from bovine testes as catalyst.
引用
收藏
页码:791 / 794
页数:4
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