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DNMT is the dominating enzyme responsible for maintenance of
2019-11-01
DNMT1is the dominating enzyme responsible for maintenance of the DNA methylation pattern and the primary enzyme responsible for copying methylation patterns following DNA replication (Moore et al., 2013). DNMT1 maintains the mitotic inheritance of the original methylation pattern in a cell lineage d
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A set of small molecule
2019-11-01
A set of small molecule LigI inhibitors were identified through an in silico structure-based screen, using the atomic resolution structure of LigI complexed with nicked DNA [[18], [26]]. This screen yielded inhibitors that were selective for LigI (L82), inhibited both LigI and LigIII (L67) and inhib
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We next focused our design building into the ribose
2019-11-01
We next focused our design building into the ribose binding site, which had not been yet utilized in this effort. Compounds bearing a series of five-membered aromatic heterocycles (compound , ) showed reduced inhibition of the Gram-positive isozymes compared with compound , but a 20-fold improved po
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In contrast DAG phosphorylation to PA by diacylglycerol kina
2019-11-01
In contrast, DAG phosphorylation to PA by diacylglycerol kinases (DGKs) represents a quantitatively minor metabolic pathway, but is generally regarded as a main disposal pathway for “signaling” DAG. PA produced by DGKs is an intermediate of the synthesis of CDP-DAG, cardiolipin and PI. However, PA i
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Moreover recent structural studies of VEEV
2019-11-01
Moreover, recent structural studies of VEEV nsP2pro in complex with E-64d revealed an important molecular interaction at the interface of two subdomains. In this structure, Asn475 which is in polar contact with carbonyl oxygen of Asp507 of the protease subdomain makes an H-bond with Arg662 of the MT
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The major concern of PDE
2019-11-01
The major concern of PDE-5-I use in liver cirrhosis is the potentially harmful effect on systemic blood pressure. Data of clinical studies are conflicting [27], [30], [31], [32], but available patient details suggest that in advanced liver cirrhosis, PDE-5-Is lower systemic blood pressure to a great
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During the course of enzymatic digestion protein is digested
2019-11-01
During the course of enzymatic digestion, protein is digested into large peptides and these large peptides are then further digested into small fragments. αs1-Casein f15–39, which contains 25 amino NVP 231 receptor residues was the longest iTRAQ-labelled peptide identified in the samples digested w
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In the literature we can find two different modes
2019-10-31
In the literature, we can find two different modes of action for estrogens: Firstly there is the commonly accepted genomic pathway. Estrogens pass the cell membrane due to their lipophilic character via diffusion and bind to estrogen receptors (ERs) in the cytoplasm. After binding a dimerization of
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br Conflicts of interest br Acknowledgements This work was s
2019-10-31
Conflicts of interest Acknowledgements This work was supported, in part or in whole, by the grants from the National Natural Science Foundation of China (11802056, 11772088), the China Postdoctoral Science Foundation (2018M640904), and the Fundamental Research Funds for the Central Universitie
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Protein ubiquitination occurs at the lysine residues and is
2019-10-31
Protein ubiquitination occurs at the lysine residues, and is mediated by the sequential reactions of ubiquitin-activating enzyme (E1), conjugating enzyme (E2), and ligase (E3). The first step in this process comprises the ATP-dependent activation of ubiquitin by E1 to form a ubiquitin–E1 conjugate.
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OxLDL down regulates eNOS and up
2019-10-31
OxLDL down-regulates eNOS and up-regulates iNOS, thereby augmenting the formation of NO and protein S-nitrosylation in human endothelial Angiotensin 1/2 (1-9) [26]. Importantly, iNOS-mediated S-nitrosylation plays an increasingly significant role in cardiovascular diseases [34]. For example, iNOS-m
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apramycin Next we elucidated that the Mtb enolase
2019-10-31
Next, we elucidated that the Mtb enolase binds to host plasminogen with a high affinity. The KD value of 360nM for this interaction suggested an avid binding between the two proteins in vivo. This observation is also in conciliation with the observed KD values for enolase-plasminogen interactions in
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PTEN is an evolutionarily conserved protein and
2019-10-31
PTEN is an evolutionarily conserved protein and has been considered to be genetically unique without other isoforms. In this study, we identified an alternate translation initiation at a CUG site in the 5′ untranslated region (5′ UTR) of PTEN mRNA. This CUG start inos inhibitor generates a larger f
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Crystallographic and NMR based analyses have
2019-10-31
Crystallographic and NMR-based analyses have revealed that RINGs and U-boxes have a common mode of interaction with E2s (Fig. 2A). The key structural elements are two loop-like regions, which, in the case of RINGs, coordinate Zn. The loops surround a shallow groove formed by the central α-helix. Tog
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br Materials and methods br Results
2019-10-31
Materials and methods Results Discussion We found that mRNA expression of PCNA significantly was down-regulated in BCP-ALL Neurotensin following co-treatment with doxorubicin and NU7441 (Fig. 6e). Our result is congruent with Gehen et al. study reporting that down-regulation of PCNA potent
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