Superoxide dismutases and superoxide reductases

Y Sheng, IA Abreu, DE Cabelli, MJ Maroney… - Chemical …, 2014 - ACS Publications
Superoxide, O2•−, is formed in all living organisms that come in contact with air, and,
depending upon its biological context, it may act as a signaling agent, a toxic species, or a …

[HTML][HTML] Metalloproteins containing cytochrome, iron–sulfur, or copper redox centers

J Liu, S Chakraborty, P Hosseinzadeh, Y Yu… - Chemical …, 2014 - ACS Publications
Redox reactions play important roles in almost all biological processes, including
photosynthesis and respiration, which are two essential energy processes that sustain all life …

Expression of Pyrococcus furiosus Superoxide Reductase in Arabidopsis Enhances Heat Tolerance

YJ Im, M Ji, A Lee, R Killens, AM Grunden… - Plant …, 2009 - academic.oup.com
Plants produce reactive oxygen species (ROS) in response to environmental stresses
sending signaling cues, which, if uncontrolled, result in cell death. Like other aerobic …

Crystal structure of the Tp34 (TP0971) lipoprotein of Treponema pallidum: implications of its metal-bound state and affinity for human lactoferrin

RK Deka, CA Brautigam, FL Tomson… - Journal of Biological …, 2007 - ASBMB
The Tp34 (TP0971) membrane lipoprotein of Treponema pallidum, an obligate human
pathogen and the agent of syphilis, was previously reported to have lactoferrin binding …

O2 and Reactive Oxygen Species Detoxification Complex, Composed of O2-Responsive NADH:Rubredoxin Oxidoreductase-Flavoprotein A2-Desulfoferrodoxin Operon …

S Kawasaki, Y Sakai, T Takahashi… - Applied and …, 2009 - Am Soc Microbiol
Clostridium acetobutylicum, an obligate anaerobe, grows normally under continuous-O2-
flow culture conditions, where the cells consume O2 proficiently. An O2-responsive NADH …

The Archaeon Methanosarcina acetivorans Contains a Protein Disulfide Reductase with an Iron-Sulfur Cluster

DJ Lessner, JG Ferry - Journal of bacteriology, 2007 - Am Soc Microbiol
Methanosarcina acetivorans, a strictly anaerobic methane-producing species belonging to
the domain Archaea, contains a gene cluster annotated with homologs encoding oxidative …

Treponema, iron and neurodegeneration

A Jolivet-Gougeon… - Current Alzheimer …, 2018 - ingentaconnect.com
Spirochetes are suspected to be linked to the genesis of neurological diseases, including
neurosyphillis or neurodegeneration (ND). Impaired iron homeostasis has been implicated …

Superoxide reductase: different interaction modes with its two redox partners

RM Almeida, P Turano, I Moura, JJG Moura… - …, 2013 - Wiley Online Library
Anaerobic organisms have molecular systems to detoxify reactive oxygen species when
transiently exposed to oxygen. One of these systems is superoxide reductase, which …

New spectroscopic and electrochemical insights on a class I superoxide reductase: evidence for an intramolecular electron-transfer pathway

F Folgosa, CM Cordas, JA Santos… - Biochemical …, 2011 - portlandpress.com
SORs (superoxide reductases) are enzymes involved in bacterial resistance to reactive
oxygen species, catalysing the reduction of superoxide anions to hydrogen peroxide. So far …

Superoxide reductases

AS Pereira, P Tavares, F Folgosa… - European journal of …, 2007 - Wiley Online Library
Reactive oxygen species (ROS), when in excess, are among the most deleterious species
an organism can deal with. The physiological effects of ROS include amino acid chain …