Improved method for preparation and purification of recombinant α-synuclein: high-mannose-type free N-glycan prepared from an edible bean (Vigna angulari, Azuki bean) inhibits α-synuclein aggregation

Author:

Kosaka Shota1,Katsube Makoto1,Maeda Megumi1,Kimura Yoshinobu1

Affiliation:

1. Department of Biofunctional Chemistry, Graduate School of Environmental and Life Science, Okayama University, 1-1-1 Tsushima-Naka, Okayama, Japan

Abstract

ABSTRACT Parkinson's disease is characterized by the accumulation of amyloid, which consists of α-synuclein (α-Syn). To screen compounds with amyloid aggregation inhibitory activity, an effective method for the preparation of α-Syn is a prerequisite. We established a simpler method for α-Syn preparation using freeze-thaw treatment of transformed Escherichia coli. Furthermore, we found that the high-mannose type free N-glycans could prevent α-Syn aggregation.

Funder

Japan Society for the Promotion of Science

Publisher

Informa UK Limited

Subject

Organic Chemistry,Molecular Biology,Applied Microbiology and Biotechnology,General Medicine,Biochemistry,Analytical Chemistry,Biotechnology

Reference20 articles.

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5. Cytosolic Free N-Glycans Are Retro-Transported Into the Endoplasmic Reticulum in Plant Cells

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