Results 11 to 20 of about 81,685 (258)

Iron–Sulfur Cluster Biogenesis and Iron Homeostasis in Cyanobacteria

open access: yesFrontiers in Microbiology, 2020
Iron–sulfur (Fe–S) clusters are ancient and ubiquitous cofactors and are involved in many important biological processes. Unlike the non-photosynthetic bacteria, cyanobacteria have developed the sulfur utilization factor (SUF) mechanism as their main ...
Fudan Gao
doaj   +1 more source

UV-light-driven prebiotic synthesis of iron–sulfur clusters [PDF]

open access: yes, 2017
Iron–sulfur clusters are ancient cofactors that play a fundamental role in metabolism and may have impacted the prebiotic chemistry that led to life.
Bonfio, Claudia   +13 more
core   +1 more source

Interaction of the Streptomyces Wbl protein WhiD with the principal sigma factor σHrdB depends on the WhiD [4Fe-4S] cluster [PDF]

open access: yes, 2020
The bacterial protein WhiD belongs to the Wbl family of iron–sulfur [Fe-S] proteins present only in the actinomycetes. In Streptomyces coelicolor, it is required for the late stages of sporulation, but precisely how it functions is unknown.
Bush, Matthew   +4 more
core   +1 more source

Recent Advances in the Elucidation of Frataxin Biochemical Function Open Novel Perspectives for the Treatment of Friedreich’s Ataxia

open access: yesFrontiers in Neuroscience, 2022
Friedreich’s ataxia (FRDA) is the most prevalent autosomic recessive ataxia and is associated with a severe cardiac hypertrophy and less frequently diabetes.
Beata Monfort   +3 more
doaj   +1 more source

Iron–sulfur clusters: from metals through mitochondria biogenesis to disease [PDF]

open access: yes, 2018
Iron–sulfur clusters are ubiquitous inorganic co-factors that contribute to a wide range of cell pathways including the maintenance of DNA integrity, regulation of gene expression and protein translation, energy production, and antiviral response ...
Cardenas-Rodriguez, Mauricio   +2 more
core   +1 more source

Description of peptide bond planarity from high-resolution neutron crystallography

open access: yesBiophysics and Physicobiology, 2023
Neutron crystallography is a highly effective method for visualizing hydrogen atoms in proteins. In our recent study, we successfully determined the high-resolution (1.2 Å) neutron structure of high-potential iron-sulfur protein, refining the coordinates
Yuya Hanazono   +3 more
doaj   +1 more source

Down the Iron Path: Mitochondrial Iron Homeostasis and Beyond

open access: yesCells, 2021
Cellular iron homeostasis and mitochondrial iron homeostasis are interdependent. Mitochondria must import iron to form iron–sulfur clusters and heme, and to incorporate these cofactors along with iron ions into mitochondrial proteins that support ...
Jonathan V. Dietz   +2 more
doaj   +1 more source

Clinical and genetic aspects of defects in the mitochondrial iron-sulfur cluster synthesis pathway [PDF]

open access: yes, 2018
Iron-sulfur clusters are evolutionarily conserved biological structures which play an important role as cofactor for multiple enzymes in eukaryotic cells.
Van Coster, Rudy, Vanlander, Arnaud
core   +2 more sources

Cluster and fold stability of E. coli ISC-type ferredoxin.

open access: yesPLoS ONE, 2013
Iron-sulfur clusters are essential protein prosthetic groups that provide their redox potential to several different metabolic pathways. Formation of iron-sulfur clusters is assisted by a specialised machine that comprises, among other proteins, a ...
Robert Yan   +6 more
doaj   +1 more source

Crystallographic snapshots of sulfur insertion by lipoyl synthase [PDF]

open access: yes, 2018
Lipoyl synthase (LipA) catalyzes the insertion of two sulfur atoms at the unactivated C6 and C8 positions of a protein-bound octanoyl chain to produce the lipoyl cofactor. To activate its substrate for sulfur insertion, LipA uses a [4Fe-4S] cluster and S-
Booker, Squire J.   +5 more
core   +1 more source

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