THE STRUCTURE OF THE O-SPECIFIC CHAIN OF LEGIONELLA-PNEUMOPHILA SEROGROUP-1 LIPOPOLYSACCHARIDE

被引:107
作者
KNIREL, YA
RIETSCHEL, ET
MARRE, R
ZAHRINGER, U
机构
[1] FORSCHUNGSINST BORSTEL, INST EXPTL BIOL & MED, D-23845 BORSTEL, GERMANY
[2] ND ZELINSKII INST ORGAN CHEM, MOSCOW 117913, RUSSIA
[3] UNIV ULM, INST MIKROBIOL, BAKTERIOL ABT, W-7900 ULM, GERMANY
来源
EUROPEAN JOURNAL OF BIOCHEMISTRY | 1994年 / 221卷 / 01期
关键词
D O I
10.1111/j.1432-1033.1994.tb18734.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 O-polysaccharide chain of Legionella pneumophila Philadelphia strain 1 (serogroup 1) lipopolysaccharide was investigated by means of H-1- and C-13-NMR spectroscopy, and chemical analysis. It was found to consist of an alpha-(2-->4) interlinked homopolymer of a 5-acetamidino-7-acetamido-8-O-acetyl-3,5,7,9-tetradeoxy-nonulosonic acid possessing most likely the D-glycero-L-galacto configuration, representing the first example of an acidic homopolymer of a higher sugar of this class. The ladder-like banding pattern exhibiting Small distances between individual bands in the SDS/PAGE is compatible with a monosaccharide repeating unit.
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收藏
页码:239 / 245
页数:7
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