Cytochrome c: An extreme multifunctional protein with a key role in cell fate

R Santucci, F Sinibaldi, P Cozza, F Polticelli… - International journal of …, 2019 - Elsevier
Cytochrome c, a protein that belongs to class 1 of the c-type cytochrome family, exerts
different functions depending on its cellular localization and the conditions in which it …

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 …

Anomalous peroxidase activity of cytochrome c is the primary pathogenic target in Barth syndrome

VE Kagan, YY Tyurina, K Mikulska-Ruminska… - Nature …, 2023 - nature.com
Barth syndrome (BTHS) is a life-threatening genetic disorder with unknown pathogenicity
caused by mutations in TAFAZZIN (TAZ) that affect remodeling of mitochondrial cardiolipin …

[HTML][HTML] Regulation of apoptosis by the redox state of cytochrome c

GC Brown, V Borutaite - Biochimica et Biophysica Acta (BBA) …, 2008 - Elsevier
Cytochrome c, released from mitochondria into the cytosol, triggers formation of the
apoptosome resulting in activation of caspases. This paper reviews the evidence for and …

Nucleus-translocated mitochondrial cytochrome c liberates nucleophosmin-sequestered ARF tumor suppressor by changing nucleolar liquid–liquid phase separation

K González-Arzola, A Díaz-Quintana… - Nature structural & …, 2022 - nature.com
The regular functioning of the nucleolus and nucleus-mitochondria crosstalk are considered
unrelated processes, yet cytochrome c (C c) migrates to the nucleus and even the nucleolus …

A mutation of human cytochrome c enhances the intrinsic apoptotic pathway but causes only thrombocytopenia

IM Morison, EM Cramer Bordé, EJ Cheesman… - Nature …, 2008 - nature.com
We report the first identified mutation in the gene encoding human cytochrome c (CYCS).
Glycine 41, invariant throughout eukaryotes, is substituted by serine in a family with …

Structure of a mitochondrial cytochrome c conformer competent for peroxidase activity

LJ McClelland, TC Mou… - Proceedings of the …, 2014 - National Acad Sciences
At the onset of apoptosis, the peroxidation of cardiolipin at the inner mitochondrial
membrane by cytochrome c requires an open coordination site on the heme. We report a …

Cytochrome c: the Achilles' heel in apoptosis

AV Kulikov, ES Shilov, IA Mufazalov… - Cellular and Molecular …, 2012 - Springer
Cytochrome c is a well-known mitochondrial protein that fulfills life-supporting functions by
transferring electrons to the respiratory chain to maintain ATP production. However, during …

Structural and functional analysis of novel human cytochrome c targets in apoptosis

J Martínez-Fábregas, I Díaz-Moreno… - Molecular & Cellular …, 2014 - ASBMB
Since the first description of apoptosis four decades ago, great efforts have been made to
elucidate, both in vivo and in vitro, the molecular mechanisms involved in its regulation …

Murburn concept: A molecular explanation for hormetic and idiosyncratic dose responses

A Parashar, DA Gideon, KM Manoj - Dose-Response, 2018 - journals.sagepub.com
Recently, electron transfers and catalyses in a bevy of redox reactions mediated by
hemeproteins were explained by murburn concept. The term “murburn” is abstracted from …