PolysacDB Lipopolysaccharide 1038

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Contents

Carbohydrate Name

Lipopolysaccharide

Carbohydrate Class

Lipopolysaccharide

Source Microbe

Rhizobium leguminosarum

Basic Structure

LPS is composed of three parts: (1) lipid A, (2) core polysaccharide, and (3) O antigen. The lipid A region contains two glucosamine sugar derivatives, each with three fatty acids and phosphate or pyrophosphate attached. The core polysaccharide has KDO and attached to lipid A. The side chain O is small polysaccharide chain extending outward from the core, it has several peculiar sugars and varies in composition between bacterial strains.


Proposed functions

LPS is most unusual constituents of outer membrane. It plays important role in host defence avoidance. LPS contributes to the negative charge of the bacterial surface. Lipid A is often toxic and act as endotoxin

Antigenic Nature used to produce antibodies

Mixture of suspension of cell envelop.

Carrier Name

nil

Conjugation Method

nil

Antibodies

Mab 3

Antibody type and class

N\A

Assay System

Western blotting, spot imunoassays, agglutination tests

Cross-reactivity

This antibody was cross-reactive with different strains of R.leguminosarum like R.biovars viciae, trifolli and phaseoli.

Proposed epitopes

N/A


Proposed Utility

N\A

Weblink

PubMed Central

External Links