The biologically relevant coordination chemistry of iron and nitric oxide: electronic structure and reactivity

N Lehnert, E Kim, HT Dong, JB Harland… - Chemical …, 2021 - ACS Publications
Nitric oxide (NO) is an important signaling molecule that is involved in a wide range of
physiological and pathological events in biology. Metal coordination chemistry, especially …

Reduction of NO by diiron complexes in relation to flavodiiron nitric oxide reductases

N Pal, M Jana, A Majumdar - Chemical Communications, 2021 - pubs.rsc.org
Reduction of nitric oxide (NO) to nitrous oxide (N2O) is associated with immense biological
and health implications. Flavodiiron nitric oxide reductases (FNORs) are diiron containing …

Distortion of the [FeNO]2 Core in Flavodiiron Nitric Oxide Reductase Models Inhibits N–N Bond Formation and Promotes Formation of Unusual Dinitrosyl Iron …

CJ White, MO Lengel, AJ Bracken… - Journal of the …, 2022 - ACS Publications
Flavodiiron nitric oxide reductases (FNORs) carry out the reduction of nitric oxide (NO) to
nitrous oxide (N2O), allowing infectious pathogens to mitigate toxic levels of NO generated …

What Is the Right Level of Activation of a High-Spin {FeNO}7 Complex to Enable Direct N–N Coupling? Mechanistic Insight into Flavodiiron NO Reductases

HT Dong, S Camarena, D Sil, MO Lengel… - Journal of the …, 2022 - ACS Publications
Flavodiiron nitric oxide reductases (FNORs), found in pathogenic bacteria, are capable of
reducing nitric oxide (NO) to nitrous oxide (N2O) to detoxify NO released by the human …

Direct NO reduction by a biomimetic iron (II) pyrazolate MOF

Z Cai, W Tao, CE Moore, S Zhang… - Angewandte Chemie …, 2021 - Wiley Online Library
A novel metal‐organic framework (MOF) containing one‐dimensional, Fe2+ chains bridged
by dipyrazolate linkers and N, N‐dimethylformamide (DMF) ligands has been synthesized …

Reduction of Nitric Oxide to Nitrous Oxide in Flavodiiron Proteins: Catalytic Mechanism and Plausible Intermediates

MRA Blomberg, P Ädelroth - ACS Catalysis, 2023 - ACS Publications
The flavin dependent nonheme diiron proteins comprise a family of enzymes, which can act
as scavengers for both molecular oxygen and nitric oxide. The reduction of nitric oxide to …

Photoinduced NO and HNO Production from Mononuclear {FeNO}6 Complex Bearing a Pendant Thiol

CK Chiang, KT Chu, CC Lin, SR Xie… - Journal of the …, 2020 - ACS Publications
Light triggers the formation of HNO from a metal–nitrosyl species, facilitated by an
intramolecular pendant thiol proton. Two {FeNO} 6 complexes (the Enemark–Felthan …

Bacterial nitric oxide reductase (NorBC) models employing click chemistry

JB Harland, S Samanta, N Lehnert - Journal of Inorganic Biochemistry, 2023 - Elsevier
Abstract Bacterial NO Reductase (NorBC or cNOR) is a membrane-bound enzyme found in
denitrifying bacteria that catalyzes the two-electron reduction of NO to N 2 O and water. The …

Nitric Oxide Oxygenation Reactions of Cobalt-Peroxo and Cobalt-Nitrosyl Complexes

Kulbir, A Keerthi C. S, S Beegam, S Das… - Inorganic …, 2023 - ACS Publications
Here, we report a comparative study of nitric oxide oxidation (NOO) reactions of CoIII-peroxo
(CoIII–O22–) and Co-nitrosyl ({CoNO} 8) complexes bearing the same N4-donor ligand …

Functional models for the mono-and dinitrosyl intermediates of FNORs: semireduction versus superreduction of NO

M Jana, CJ White, N Pal, S Demeshko… - Journal of the …, 2020 - ACS Publications
The reduction of NO to N2O by flavodiiron nitric oxide reductases (FNORs) is related to the
disruption of the defense mechanism in mammals against invading pathogens. The …