STRONG AFFINITY OF MAACKIA-AMURENSIS HEMAGGLUTININ (MAH) FOR SIALIC ACID-CONTAINING SER/THR-LINKED CARBOHYDRATE CHAINS OF N-TERMINAL OCTAPEPTIDES FROM HUMAN GLYCOPHORIN-A

被引:76
作者
KONAMI, Y [1 ]
YAMAMOTO, K [1 ]
OSAWA, T [1 ]
IRIMURA, T [1 ]
机构
[1] UNIV TOKYO,FAC PHARMACEUT SCI,DIV CHEM TOXICOL & IMMUNOCHEM,BUNKYO KU,TOKYO 113,JAPAN
关键词
MAACKIA AMURENSIS HEMAGGLUTININ; LECTIN AFFINITY CHROMATOGRAPHY; CARBOHYDRATE-BINDING SPECIFICITY; HUMAN GLYCOPHORIN A; SIALIC ACID-CONTAINING SER/THR-LINKED CARBOHYDRATE CHAIN;
D O I
10.1016/0014-5793(94)80527-X
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
The interaction of the Maackia amurensis hemagglutinin (MAH) with various glycopeptides and oligosaccharides was investigated by means of immobilized lectin affinity chromatography. An amino terminal octapeptide obtained from human glycophorin A having three Neu5Ac alpha 2-->3Gal beta 1-->3(Neu5Ac alpha 2-->6)GalNAc tetrasaccharide chains, designated as CB-II, was found to have an extremely strong affinity for MAH. Therefore, it is strongly suggested that hemagglutination by MAH was caused by its interaction with Ser/Thr-linked carbohydrate chains of human glycophorin A on erythrocyte membranes.
引用
收藏
页码:334 / 338
页数:5
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