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 …

Flavodiiron nitric oxide reductases: Recent developments in the mechanistic study and model chemistry for the catalytic reduction of NO

S Khatua, A Majumdar - Journal of Inorganic Biochemistry, 2015 - Elsevier
Inducible NO synthase in mammals helps to produce up to micromolar concentration of nitric
oxide (NO) which acts as a key immune defense agent to kill invading pathogens. In order to …

Nitrite Formation at a Diiron Dinitrosyl Complex

AL Poptic, JK Klinger, SL Carter… - Journal of the …, 2023 - ACS Publications
Pathogenic bacteria employ iron-containing enzymes to detoxify nitric oxide (NO•) produced
by mammals as part of their immune response. Two classes of diiron proteins, flavodiiron …

Synthesis and structure of a ferric complex of 2, 6-di (1 H-pyrazol-3-yl) pyridine and its excellent performance in the redox-controlled living ring-opening polymerization …

YY Fang, WJ Gong, XJ Shang, HX Li, J Gao… - Dalton …, 2014 - pubs.rsc.org
The reaction of FeCl3 with a pincer ligand, 2, 6-di (1H-pyrazol-3-yl) pyridine (bppyH2),
produced a mononuclear Fe (III) complex [Fe (bppyH2) Cl3](1), which could be reduced to …

Functional Mononitrosyl Diiron(II) Complex Mediates the Reduction of NO to N2O with Relevance for Flavodiiron NO Reductases

M Jana, N Pal, CJ White, C Kupper… - Journal of the …, 2017 - ACS Publications
Reaction of [Fe2 (N-Et-HPTB)(CH3COS)](BF4) 2 (1) with (NO)(BF4) produces a nonheme
mononitrosyl diiron (II) complex,[Fe2 (N-Et-HPTB)(NO)(DMF) 3](BF4) 3 (2). Complex 2 is the …

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 …

Reductive transformations of a pyrazolate-based bioinspired diiron–dinitrosyl Complex

N Kindermann, A Schober, S Demeshko… - Inorganic …, 2016 - ACS Publications
Flavo-diiron nitric oxide reductases (FNORs) are a subclass of nonheme diiron proteins in
pathogenic bacteria that reductively transform NO to N2O, thereby abrogating the nitrosative …

C–S bond cleavage, redox reactions, and dioxygen activation by nonheme dicobalt (II) complexes

M Jana, A Majumdar - Inorganic Chemistry, 2018 - ACS Publications
Synthesis and reactivity of a series of thiolate/thiocarboxylate bridged dicobalt (II) complexes
were investigated in comparison with their carboxylate bridged analogues bearing free …

A Monohydrosulfidodinitrosyldiiron Complex That Generates N2O as a Model for Flavodiiron Nitric Oxide Reductases: Reaction Mechanism and Electronic Structure

N Pal, CJ White, S Demeshko, F Meyer… - Inorganic …, 2021 - ACS Publications
Flavodiiron nitric oxide reductases (FNORs) protect microbes from nitrosative stress under
anaerobic conditions by mediating the reduction of nitric oxide (NO) to nitrous oxide (N2O) …

Light-Induced N2O Production from a Non-heme Iron–Nitrosyl Dimer

Y Jiang, T Hayashi, H Matsumura, LH Do… - Journal of the …, 2014 - ACS Publications
Two non-heme iron–nitrosyl species,[Fe2 (N-Et-HPTB)(O2CPh)(NO) 2](BF4) 2 (1a) and [Fe2
(N-Et-HPTB)(DMF) 2 (NO)(OH)](BF4) 3 (2a), are characterized by FTIR and resonance …