Microbial synthesis and transformation of inorganic and organic chlorine compounds

S Atashgahi, MG Liebensteiner, DB Janssen… - Frontiers in …, 2018 - frontiersin.org
Organic and inorganic chlorine compounds are formed by a broad range of natural
geochemical, photochemical and biological processes. In addition, chlorine compounds are …

The evolution of oxygen-utilizing enzymes suggests early biosphere oxygenation

J Jabłońska, DS Tawfik - Nature ecology & evolution, 2021 - nature.com
Production of molecular oxygen was a turning point in the Earth's history. The geological
record indicates the Great Oxidation Event, which marked a permanent transition to an …

[HTML][HTML] Independent evolution of four heme peroxidase superfamilies

M Zámocký, S Hofbauer, I Schaffner… - Archives of biochemistry …, 2015 - Elsevier
Four heme peroxidase superfamilies (peroxidase–catalase, peroxidase–cyclooxygenase,
peroxidase–chlorite dismutase and peroxidase–peroxygenase superfamily) arose …

[HTML][HTML] Basidiomycete DyPs: Genomic diversity, structural–functional aspects, reaction mechanism and environmental significance

D Linde, FJ Ruiz-Dueñas, E Fernández-Fueyo… - Archives of biochemistry …, 2015 - Elsevier
The first enzyme with dye-decolorizing peroxidase (DyP) activity was described in 1999 from
an arthroconidial culture of the fungus Bjerkandera adusta. However, the first DyP sequence …

Hydrogen and dark oxygen drive microbial productivity in diverse groundwater ecosystems

SE Ruff, P Humez, IH de Angelis, M Diao… - Nature …, 2023 - nature.com
Around 50% of humankind relies on groundwater as a source of drinking water. Here we
investigate the age, geochemistry, and microbiology of 138 groundwater samples from 95 …

Catalytic surface radical in dye-decolorizing peroxidase: a computational, spectroscopic and site-directed mutagenesis study

D Linde, R Pogni, M Canellas, F Lucas… - Biochemical …, 2015 - portlandpress.com
Dye-decolorizing peroxidase (DyP) of Auricularia auricula-judae has been expressed in
Escherichia coli as a representative of a new DyP family, and subjected to mutagenic …

Understanding how nanoparticle attachment enhances phosphotriesterase kinetic efficiency

JC Breger, MG Ancona, SA Walper, E Oh, K Susumu… - Acs Nano, 2015 - ACS Publications
As a specific example of the enhancement of enzymatic activity that can be induced by
nanoparticles, we investigate the hydrolysis of the organophosphate paraoxon by …

Tyr 118-Mediated Electron Transfer is Key to the Chlorite Decomposition in Heme-Dependent Chlorite Dismutase

V Kardam, KD Dubey - Inorganic Chemistry, 2023 - ACS Publications
Chlorite dismutase (Cld) is a crucial enzyme that catalyzes the decomposition of chlorite
ions into chloride ions (Cl–) and molecular oxygen (O2). Despite playing an important role in …

[HTML][HTML] Understanding molecular enzymology of porphyrin-binding α+ β barrel proteins-One fold, multiple functions

S Hofbauer, V Pfanzagl, H Michlits, D Schmidt… - … et Biophysica Acta (BBA …, 2021 - Elsevier
There is a high functional diversity within the structural superfamily of porphyrin-binding
dimeric α+ β barrel proteins. In this review we aim to analyze structural constraints of chlorite …

Widespread occurrence of dissolved oxygen anomalies, aerobic microbes, and oxygen-producing metabolic pathways in apparently anoxic environments

SE Ruff, L Schwab, E Vidal… - FEMS Microbiology …, 2024 - academic.oup.com
Nearly all molecular oxygen (O2) on Earth is produced via oxygenic photosynthesis by
plants or photosynthetically active microorganisms. Light-independent O2 production, which …