• br Concluding Remarks Recent studies have provided unprecede

  2020-11-02

  

  Concluding Remarks Recent studies have provided unprecedented details of APC/C structure and enzymology, which explain how the activity of this massive E3 ligase is controlled, and how ubiquitylation is achieved to temporally regulate cell division. Although one pervasive question has been why th

• br E E backside interaction The E

  2020-11-02

  

  E3–E2 backside interaction The E2 possesses an important regulatory interface which is termed its backside as it is opposite to the catalytic cleft that bears the active-site cysteine forming the thioester with SUMOD. This backside site interacts noncovalently with a scaffold SUMOB and was origin

• Azacyclonol The findings of Qiu et al represent the first in

  2020-11-02

  

  The findings of Qiu et al. (2016) represent the first instance of a Ub-specific mono-ADP-ribosyltransferase, as well as the first documentation of E1/E2 independent ubiquitination. Post-translational modification of Ub certainly adds layers of complexity to our understanding of the Ub signal and sho

• Most of the amino acid residues contacting the substrate

  2020-11-02

  

  Most of the amino Pyridoxine HCl mg residues contacting the substrate are within the nucleotide-recognition lid (mauve or magenta in Fig. 4A). Two particularly important residues, W69 and Y76, are conserved in eubacteria and in some but not all of eight human AlkB homologs [52], [76] (Fig. 4B). The

• We aim to apply the same technology to target

  2020-11-02

  

  We aim to apply the same technology to target other collagen-binding proteins using motifs from collagens that are specific for other receptors or matrix components. Previously, we synthesized THP libraries, called Toolkits, composed of an active guest sequence flanked by five GPP host triplets that

• CYP enzymes have an important role in microsomal oxidase fun

  2020-11-02

  

  CYP450 cetp inhibitors have an important role in microsomal oxidase function across a broad range of taxa (Pakharukova et al., 2012). They are involved in metabolism and detoxification of both internally generated compounds and xenobiotics as the phase I metabolizing enzymes and play an important r

• N methyl d aspartate NMDA receptor

  2020-11-02

  

  N-methyl-d-aspartate (NMDA) receptor antagonists, such as MK-801 and phencyclidine, induce cognitive dysfunction in both mice and humans [18]. In addition, antipsychotic drugs ameliorate MK-801-induced cognitive dysfunction; therefore, the acute application of MK-801 can be used as an animal model o

• P H is a nonheme iron II

  2020-11-02

  

  P4H is a nonheme iron(II) dioxygenase that uses O2 and α-ketoglutarate as co-substrates (Fig. 1A). The three-dimensional structure of mammalian P4H is unknown. We reasoned that an electrophilic analog of α-ketoglutarate could serve as an irreversible inhibitor of the enzyme and, hence, a useful prob

• The interface between the E ligase and the E

  2020-10-31

  

  The interface between the E3 ligase and the E2 enzyme can vary, and ZNF451 and SP-RING ligases stabilize this interaction via noncovalent binding to a scaffold SUMO (SUMOB) on the backside of the E2 (Cappadocia et al., 2015; Eisenhardt et al., 2015; Streich & Lima, 2016). By contrast, RanBP2 does no

• br Conflict of Interest br Acknowledgements Marques F

  2020-10-31

  

  Conflict of Interest Acknowledgements Marques F. was supported by the Foundation for Science and Technology (FCT), Portugal, Grant UMINHO/BI/35/2012. This work was supported by FCT by the Project PTDC/AGR-AAM/70418/2006. Introduction β-methylamino-l-alanine (BMAA) exposure has long been as

• br Molecular modeling simulation study Molecular modeling

  2020-10-31

  

  Molecular modeling simulation study Molecular modeling study was performed through docking of the test compounds into the binding site of hDHFR enzyme using Discovery Studio 2.5 software. Computational docking is an algorithm designed to determine the suitable position and the orientation of the

• br The DDR kinase domain The DDR

  2020-10-31

  

  The DDR1 kinase domain The DDR1 intracellular kinase domain shares the typical structure of other kinase domains (Fig. 1). However, how DDR1 kinase is activated upon collagen binding is poorly understood. It is thought that the process is fundamentally different from the accepted paradigm of liga

• Gamboge is a dry resin obtained

  2020-10-31

  

  Gamboge is a dry resin obtained from Garcinia hanburyi HOOK. f. (Guttiferae). It has a variety of bioactivities, including detoxifying, homeostasis maintaining, anti-inflammatory and parasiticidic effects. Available evidence suggests that gamboge bears anticancer characteristics with gambogenic nos

• Chk and Chk are functionally redundant protein kinases that

  2020-10-31

  

  Chk1 and Chk2 are functionally redundant protein kinases that respond to checkpoint signals emanating from the phosphatidylinositol 3-kinase family members ATM (ataxia-telangiectasia mutated) and ATR (Ataxia-telangiectasia and Rad-3 related). A concerted research effort has revealed many mechanistic

• br Discussion Estradiol is known as

  2020-10-31

  

  Discussion Estradiol is known as one of the stress signaling molecule [3,4,14]. Here, we showed that PH induced estradiol production before hepatocyte proliferation (Fig. 1). Conversely, the ovariectomized and orchitectomized mice produced less estradiol after PH, and had delayed liver regenerati

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