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Quantitative comparative analysis of human erythrocyte surface proteins between individuals from two genetically distinct populations.

Accepted version
Peer-reviewed

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Authors

Ravenhill, Benjamin J 
Kanjee, Usheer 
Ahouidi, Ambroise 
Nobre, Luis 
Williamson, James 

Abstract

Red blood cells (RBCs) play a critical role in oxygen transport, and are the focus of important diseases including malaria and the haemoglobinopathies. Proteins at the RBC surface can determine susceptibility to disease, however previous studies classifying the RBC proteome have not used specific strategies directed at enriching cell surface proteins. Furthermore, there has been no systematic analysis of variation in abundance of RBC surface proteins between genetically disparate human populations. These questions are important to inform not only basic RBC biology but additionally to identify novel candidate receptors for malarial parasites. Here, we use 'plasma membrane profiling' and tandem mass tag-based mass spectrometry to enrich and quantify primary RBC cell surface proteins from two sets of nine donors from the UK or Senegal. We define a RBC surface proteome and identify potential Plasmodium receptors based on either diminished protein abundance, or increased variation in RBCs from West African individuals.

Description

Keywords

Malaria, Proteomic analysis, Systems biology, Erythrocyte Membrane, Erythrocytes, Humans, Membrane Proteins, Proteome, Proteomics, Systems Biology

Journal Title

Commun Biol

Conference Name

Journal ISSN

2399-3642
2399-3642

Volume Title

2

Publisher

Springer Science and Business Media LLC

Rights

All rights reserved
Sponsorship
Wellcome Trust (108070/Z/15/Z)
Wellcome Trust (100140/Z/12/Z)