protein glycosylation

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Page 1: Protein Glycosylation

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Page 3: Protein Glycosylation

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Introduction

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Introduction

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Post-translational modification

PTM is the chemical modification of a protein after its translation.

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Post-translational modification AcetylationADP-ribosylationCarboxylationGlycosylationFatty AcylationHydroxylationMethylationPhosphorylationPrenylation

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Definition

enzymes Glycosylation

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Definition

enzymes

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Definition

Glycan and polysaccharide are

compounds consisting of a large number of monosaccharaides

linked glycosidically.

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Definition

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Definition

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Definition

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Definition

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Definition

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Definition

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Definition

Aglycosylation, is a feature of engineered antibodies to bypass glycosylation.

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Purpose

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Glycoprotein Diversity

• It is the set of expressed proteins in a given type of cell or organism, at a given time, under defined conditions.

Glycosylation increases diversity in the Proteome.

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Glycoprotein Diversity

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Mechanism

The most complex post-translational modification.

The donor molecule is often an activated nucleotide sugar.

It is a site-specific modification.

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Clinical

Over 40 disorders of glycosylation have been reported in humans.

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Clinical

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