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The formation of a disulfide bond between adjacent cysteine residues is accompanied by the formation of a tight turn of the protein backbone. In nearly 90% of the structures analyzed a type VIII turn was found. The peptide bond between the two cysteines is in a distorted trans conformation, the omega torsion angle ranges from 159 to -133 degrees, with ...
Carugo, O. +6 more
openaire +4 more sources
Prediction of reversible disulfide based on features from local structural signatures
Background Disulfide bonds are traditionally considered to play only structural roles. In recent years, increasing evidence suggests that the disulfide proteome is made up of structural disulfides and reversible disulfides.
Ming-an Sun +5 more
doaj +1 more source
Protein disulfides and protein disulfide oxidoreductases in hyperthermophiles [PDF]
Disulfide bonds are required for the stability and function of a large number of proteins. Recently, the results from genome analysis have suggested an important role for disulfide bonds concerning the structural stabilization of intracellular proteins from hyperthermophilic Archaea and Bacteria, contrary to the conventional view that structural ...
Rudolf, Ladenstein, Bin, Ren
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Elucidation of the disulfide folding pathway of hirudin by a topology-based approach [PDF]
A theoretical model for the folding of proteins containing disulfide bonds is introduced. The model exploits the knowledge of the native state to favour the progressive establishment of native interactions.
De Filippis, V. +3 more
core +2 more sources
ERdj5 is the ER reductase that catalyzes the removal of non-native disulfides and correct folding of the LDL receptor [PDF]
ERdj5 is a member of the protein disulfide isomerase family of proteins localized to the endoplasmic reticulum (ER) of mammalian cells. To date, only a limited number of substrates for ERdj5 are known.
Braakman, Ineke +4 more
core +1 more source
Optical Absorption and Reflectivity of Four 2D Materials: MoS2, MoP2, NbS2, and NbP2
We calculated the energy band structure and the optical absorption and reflectivity for each of the ultrathin 2D hexagonal materials MoS2, MoP2, NbS2, and NbP2. Our simulations included density functional theory, generalized gradient approximation (GGA),
E. Garcés, O. Salas, L. F. Magaña
doaj +1 more source
Inactivation of mammalian Ero 1α is catalysed by specific protein disulfide isomerases [PDF]
Disulfide formation within the endoplasmic reticulum is a complex process requiring a disulfide exchange protein such as protein disulfide isomerase and a mechanism to form disulfides de novo.
Appenzeller-Herzog +22 more
core +1 more source
Cyclic seleninate esters function as mimetics of the antioxidant selenoenzyme glutathione peroxidase. They catalyze the reduction of harmful peroxides with thiols, which are converted to disulfides in the process.
Nicole M. R. McNeil +3 more
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Metal-free photo-induced sulfidation of aryl iodide and other chalcogenation
A photo-induced C-S radical cross-coupling of aryl iodides and disulfides under transition-metal and external photosensitizer free conditions for the synthesis of aryl sulfides at room temperature has been presented, which features mild reaction ...
Shuai Mao +12 more
doaj +1 more source
In this work, Fe-doped CoS2 (CoxFe1-xS2) compounds were synthesized and evaluated as cathode materials for thermal batteries. The results verified bimetallic disulfides exhibited more balanced properties on the air stability and thermal stability ...
Tianlang Yu +7 more
doaj +1 more source

