On the basis of its generally accessible I/II redox couple and bioavailability, copper plays a
wide variety of roles in nature that mostly involve electron transfer (ET), O 2 binding …

Redox reactions play important roles in almost all biological processes, including
photosynthesis and respiration, which are two essential energy processes that sustain all life …

Two decades ago, theoretical model calculations played a truly minor role in understanding
mechanisms of redox-active metalloenzymes. The methods available to treat transition …

The nitrogen cycle is one of the most important biogeochemical cycles on Earth because
nitrogen is an essential nutrient for all life forms. To supplement natural nitrogen fixation …

The ability of copper proteins to process dioxygen at ambient conditions has inspired
numerous research groups to study their structural, spectroscopic and catalytic properties …

N 2 O is a potent greenhouse gas and stratospheric reactant that has been steadily on the
rise since the beginning of industrialization. It is an obligatory inorganic metabolite of …

Nitrous oxide is a potent greenhouse gas, whose atmospheric concentration has been
increasing since the introduction of the Haber Bosch process led to the widespread use of …

Particulate methane monooxygenase (pMMO) is a threesubunit integral membrane enzyme
that catalyzes the oxidation of methane to methanol. Although pMMO is the predominant …

Denitrification, or dissimilative nitrate reduction, is an anaerobic process used by some
bacteria for energy generation. This process is important in many aspects, but its …

The active site of nitrous oxide reductase (N2OR), a key enzyme in denitrification, features a
unique μ4-sulfido-bridged tetranuclear Cu cluster (the so-called CuZ or CuZ* site). Details of …