Multifunctional Cytochrome c: Learning New Tricks from an Old Dog

D Alvarez-Paggi, L Hannibal, MA Castro… - Chemical …, 2017 - ACS Publications
Cytochrome c (cyt c) is a small soluble heme protein characterized by a relatively flexible
structure, particularly in the ferric form, such that it is able to sample a broad conformational …

Known unknowns of cardiolipin signaling: the best is yet to come

JJ Maguire, YY Tyurina, D Mohammadyani… - … et Biophysica Acta (BBA …, 2017 - Elsevier
Since its discovery 75 years ago, a wealth of knowledge has accumulated on the role of
cardiolipin, the hallmark phospholipid of mitochondria, in bioenergetics and particularly on …

Cytochrome c acts as a cardiolipin oxygenase required for release of proapoptotic factors

VE Kagan, VA Tyurin, J Jiang, YY Tyurina… - Nature chemical …, 2005 - nature.com
Programmed death (apoptosis) is turned on in damaged or unwanted cells to secure their
clean and safe self-elimination. The initial apoptotic events are coordinated in mitochondria …

[HTML][HTML] Apoptotic interactions of cytochrome c: redox flirting with anionic phospholipids within and outside of mitochondria

H Bayir, B Fadeel, MJ Palladino, E Witasp… - … et Biophysica Acta (BBA …, 2006 - Elsevier
Since the (re) discovery of cytochrome c (cyt c) in the early 1920s and subsequent detailed
characterization of its structure and function in mitochondrial electron transport, it took over …

Real-Time Observation of Conformational Changes and translocation of endogenous cytochrome c within Intact Mitochondria

J Zhan, D Zeng, X **ao, Z Fang, T Huang… - Journal of the …, 2024 - ACS Publications
Cytochrome c (cyt c) is a multifunctional protein with varying conformations. However, the
conformation of cyt c in its native environment, mitochondria, is still unclear. Here, we …

Cytochrome c impaled: investigation of the extended lipid anchorage of a soluble protein to mitochondrial membrane models

E Kalanxhi, CJA Wallace - Biochemical Journal, 2007 - portlandpress.com
Cyt c (cytochrome c) has been traditionally envisioned as rapidly diffusing in two dimensions
at the surface of the mitochondrial inner membrane when not engaged in redox reactions …

pH-Dependent interaction of cytochrome c with mitochondrial mimetic membranes: the role of an array of positively charged amino acids

C Kawai, FM Prado, GLC Nunes, P Di Mascio… - Journal of Biological …, 2005 - jbc.org
The interaction of cytochrome c (cyt c) with mitochondrial mimetic vesicles of 1, 2-dipalmitoyl-
sn-glycero-3-phosphocholine, 1, 2-dipalmitoyl-sn-glycero-3-phosphoethanolamine, and …

Active Site Structure and Peroxidase Activity of Oxidatively Modified Cytochrome c Species in Complexes with Cardiolipin

DA Capdevila, S Oviedo Rouco, F Tomasina… - Biochemistry, 2015 - ACS Publications
We report a resonance Raman and UV–vis characterization of the active site structure of
oxidatively modified forms of cytochrome c (Cyt-c) free in solution and in complexes with …

Nitric oxide inhibits peroxidase activity of cytochrome c· cardiolipin complex and blocks cardiolipin oxidation

II Vlasova, VA Tyurin, AA Kapralov, IV Kurnikov… - Journal of Biological …, 2006 - jbc.org
The increased production of NO during the early stages of apoptosis indicates its potential
involvement in the regulation of programmed cell death through yet to be identified …

Probing a Complex of Cytochrome c and Cardiolipin by Magnetic Circular Dichroism Spectroscopy: Implications for the Initial Events in Apoptosis

JM Bradley, G Silkstone, MT Wilson… - Journal of the …, 2011 - ACS Publications
Oxidation of cardiolipin (CL) by its complex with cytochrome c (cyt c) plays a crucial role in
triggering apoptosis. Through a combination of magnetic circular dichroism spectroscopy …