Specific methionine oxidation of cytochrome c in complexes with zwitterionic lipids by hydrogen peroxide: potential implications for apoptosis

Author:

Capdevila Daiana A.12345,Marmisollé Waldemar A.12345,Tomasina Florencia678910,Demicheli Verónica678910,Portela Magdalena1112910,Radi Rafael678910,Murgida Daniel H.12345

Affiliation:

1. Departamento de Química Inorgánica

2. Analítica y Química Física and INQUIMAE (CONICET-UBA)

3. Facultad de Ciencias Exactas y Naturales

4. Universidad de Buenos Aires

5. Ciudad Universitaria

6. Departamento de Bioquímica and Center for Free Radical and Biomedical Research

7. Facultad de Medicina

8. Universidad de la República

9. Montevideo

10. Uruguay

11. Unidad de Bioquímica y Proteómica Analíticas

12. Institut Pasteur de Montevideo

Abstract

The rise of H2O2 concentration that characterizes the initiation of apoptosis can specifically oxidize Met80 in cytochrome c bound to zwitterionic phospholipids, yielding a stable peroxidase.

Publisher

Royal Society of Chemistry (RSC)

Subject

General Chemistry

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