Bond formation
Nonself Recognition Through Intermolecular Disulfide Bond Formation of Ribonucleotide Reductase in Neurospora
... disulfide bond formation. Sub- sequently, the active site disulfide bond is transferred to C754 and C759 of the C terminus region, which is then reduced by glutaredoxin or thioredoxin to regenerate the ...
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Hepatitis C virus glycoprotein folding: disulfide bond formation and association with calnexin.
... The hepatitis C virus (HCV) glycoproteins (E1 and E2) are released from the polyprotein by signal pepti- dase-mediated cleavage and interact to form a heterodimer. Since properly folded subunits are usually re- quired ...
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Contact Formation Dynamics: Mapping Chemical Bond Formation between a Molecule and a Metallic Probe
... formation. (a) Topographic image of the 1,3-cyclohexadiene molecule adsorbed on the Si(100) surface recorded with 0.1 pA tunneling current and sample bias of 700 mV at 5 K. Area size 130 × 100 Å. The dashed boxes ...
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New approaches for C F bond formation in organic chemistry
... functionalised aldehydes. Collectively this method achieves excellent enantioselectivities and yields. 88-90 The biggest challenge was to find a catalyst that enabled enantiocontrolled C-F bond formation ...
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Enzyme-catalyzed C–F bond formation and cleavage
... usually require harsh conditions and are not environ- ment friendly (Dillert et al. 2007; Lin et al. 2012; Sulbaek Andersen et al. 2005). To solve these problems, devel- opment of mild and green methods is urgently ...
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Evolution and Characterization of Carbene Transferases for Cyclopropanation and Carbon–Silicon Bond Formation
... Si–H bond cleavage is rate-determining in an experimental system, while carbene formation is ...C–Si bond formation step is believed to be both rate-limiting and concerted 23–25 ...C–Si ...
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ATP Is Required for Correct Folding and Disulfide Bond Formation of Rotavirus VP7
... Rotavirus is one of very few viruses that utilize the endoplasmic reticulum (ER) for assembly, and therefore it has been used as an attractive model to study ER-associated protein folding. In this study, we have examined ...
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Carbohydrates Facilitate Correct Disulfide Bond Formation and Folding of Rotavirus VP7
... The fact that PDI only interacted with correctly N-linked glycosylated VP7 suggests that carbohydrates and PDI are closely associated with correct folding of the ER-resident VP7. The exact role of the N-linked ...
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Disulfide Bond Formation in the Herpes Simplex Virus 1 UL6 Protein Is Required for Portal Ring Formation and Genome Encapsidation
... ring formation may be extremely inefficient, but the few rings that can form may nucleate procapsid formation, resulting in a small number of UL6-containing ...ring formation and/or stability is ...
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Platinum carbon bond formation by cyclometallation and oxidative addition reactivity of organoplatinum compounds
... As the complexes did not give crystals suitable for X-ray structural analysis, related pyrazole donor PtIV complexes involving 'N2C~'coordination were sought via oxidative addition react[r] ...
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C N bond formation in the reaction of nitrogen ions N+ with benzene molecules
... Although we make no direct determination of the neutral partners formed at the same time as the detected ionic species, we are able to deduce, at least in part, the contributing reaction channels from analysis of the ...
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The production and use of transketolase as a catalyst for carbon-carbon bond formation
... However, a reduction in rate of decline of hydroxypyruvate was also observed in substrate specificity studies using both glycol aldehyde and D-erythrose (Figure 45, [r] ...
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Carbon-carbon bond formation: Reactor selection for transketolase-catalysed biotransformations
... Since the acceptable stability of the different reaction components is proportional to the component cost contribution to the total economics o f the biotransformation, relative c[r] ...
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Carbon–Carbon Bond Formation Reaction with Pd/reduced Graphene Oxide Composite
... Palladium nanoparticles supported on reduced graphene oxide (Pd/rGO) catalyst was prepared by using alovera extract in sunlight.. The catalyst (Pd/rGO) was employed for the Suzuki cross [r] ...
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Disulfide bond formation in the human immunodeficiency virus type 1 Nef protein.
... To evaluate the effect of wild-type and cysteine mutant ELI and LAI Nef proteins on virus replication, the CD4+ T-cell line Jurkat and primary peripheral blood mononuclear cells PBMCs we[r] ...
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Biocatalyzed C-C bond formation for the production of alkaloids
... the formation of C-C bonds in the alkaloid skeleton have been ...C-C bond forming enzymes: two Pictet-Spenglerases and the oxidative C-C bond forming flavoenzyme Berberine Bridge ...
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An Efficient Approach for Thio-Ether Bond Formation in Carbetocin
... biodegradation thioether has been used to prepare cyclic analogs of normally acyclic polypeptides to restrict their conformational mobility. Thioether linked peptides have also found in nature specially in a family of ...
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Intracellular manipulation of disulfide bond formation in rotavirus proteins during assembly.
... To further explore the effects of DPT treatment of rotavirus-infected cells on individual rotavirus proteins, radiolabeled RRV-infected MA104 cell lysates were produced by adding 1 mM DP[r] ...
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Reversible C–C bond formation at a triply cyclometallated platinum(iv) centre
... In a similar fashion to the chemistry reported earlier, column chromatography induces an isomerisation reaction with Me-2(t) giving three compounds, the methyl analogues of 2(c) and two coupled products, a-Me-5 and ...
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D2 dopamine receptor activation induces female preference for male song in the monogamous zebra finch
... pair- bond formation (McGraw and Young, 2010; Young et ...pair-bond formation in females and males, respectively (McGraw and Young, ...partner formation and contribute to selective ...
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