The Cysteine-Rich Interdomain Region from the Highly Variable Plasmodium falciparum Erythrocyte Membrane Protein-1 Exhibits a Conserved Structure MC179, a Conserved CIDR Structure
2008

Structure of a Protein from Malaria Parasite

publication 10 minutes Evidence: high

Author Information

Author(s): Klein Michael M., Gittis Apostolos G., Su Hua-Poo, Makobongo Morris O., Moore Jaime M., Singh Sanjay, Miller Louis H., Garboczi David N.

Primary Institution: National Institute of Allergy and Infectious Diseases, National Institutes of Health

Hypothesis

The study investigates the structure of the MC179 protein from the Plasmodium falciparum malaria parasite and its binding to the CD36 receptor.

Conclusion

The MC179 protein exhibits a conserved structure that aids in understanding the binding mechanisms of malaria parasites to human cells.

Supporting Evidence

  • The MC179 protein is composed of a bundle of three helices connected by loops.
  • MC179 binds to the CD36 receptor, which is crucial for the malaria parasite's adherence to human cells.
  • Vaccination with MC179 protects Aotus monkeys from severe malaria infection.

Takeaway

Scientists studied a protein from malaria that helps it stick to human blood cells, which could help in making better vaccines.

Methodology

The study involved expressing the MC179 protein, crystallizing it, and analyzing its structure using X-ray data.

Digital Object Identifier (DOI)

10.1371/journal.ppat.1000147

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