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Rubredoxins are a
class of low-molecular-weight iron-containing
proteins found in sulfur-metabolizing
bacteria and archaea.
Sometimes rubredoxins are...
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Investigation of the gene
however indicates that it
differs from
other known rubredoxins in
being bound to the
thylakoid membrane via a C-terminal transmembrane...
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oleovorans is a Gram-negative,
methylotrophic bacterium that is a
source of
rubredoxin (part of the hydroxylation-epoxidation system). It was
first isolated...
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oxidized rubredoxin + NADH The 3
substrates of this
enzyme are
reduced rubredoxin, NAD+, and H+,
whereas its two
products are
oxidized rubredoxin and NADH...
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atoms of four
cysteine residues forming an
almost regular tetrahedron.
Rubredoxins perform one-electron
transfer processes. The
oxidation state of the iron...
- In enzymology, a
rubredoxin—NAD(P)+
reductase (EC 1.18.1.4) is an
enzyme that
catalyzes the
chemical reaction reduced rubredoxin + NAD(P)+ ⇌ {\displaystyle...
- ion cofactors. Some
examples of iron
metalloproteins are
ferritin and
rubredoxin. Many
enzymes vital to life
contain iron, such as catalase, lipoxygenases...
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toxic hydrogen peroxide (H2O2):
reduced rubredoxin + O2− + 2 H+ ⇌ {\displaystyle \rightleftharpoons }
rubredoxin + H2O2 Fe2+ + O2− + 2 H+ ⇌ {\displaystyle...
- (NB: note that 4rxn was done
without geometry restraints.)
Archaeal rubredoxins account for many of the highest-resolution
small structures in the PDB...
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redox reactions.
Other bioinorganic electron transport systems include rubredoxins, cytochromes, blue
copper proteins, and the
structurally related Rieske...
