• Elevated DPP activity has been strongly associated with diab

  2019-09-24

  

  Elevated DPP-4 activity has been strongly associated with diabetes mellitus, IR (Röhrborn et al., 2015), metabolic syndrome (Lamers et al., 2011) and inflammation (Zhong et al., 2015). However, report has it that GC exposure increases DPP-4activity in thymocyte homogenates (Kraml et al., 2003) but t

• In this study using REMD with

  2019-09-24

  

  In this study, using REMD with the crystal environment, we investigate the effect of cryo-cooling on the crystal structure of Escherichia coli DHFR. DHFR is an important model enzyme (for review, see, e.g., (30)), and has been studied for decades (31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43).

• br Funding This work was supported by a research

  2019-09-24

  

  Funding This work was supported by a research grant of the Deutsche Forschungsgemeinschaft (SCHN477-9-2 to R.S.S), the Manfred-Stolte-Stiftung (to R.S.S.) and by a research grant from the German Cancer Aid (Deutsche Krebshilfe, No. 106696/TP 5 to T.F.). Introduction Death-associated protein k

• For human health risk assessment of chemicals a default unce

  2019-09-24

  

  For human health risk assessment of chemicals, a default uncertainty factor (UF) of 3.16 is used to capture inter individual variation in toxicokinetics (Dorne and Renwick, 2005). However, the scientific background for this default UF remains unsatisfactory., Several studies have reported that a fac

• Compound was synthesized by the

  2019-09-23

  

  Compound () was synthesized by the directed -metallation procedure (DOM) at the stage of the amide using butyl lithium and dry ice as CO source for the introduction of the carboxylic group. Thiophene amides were prepared from commercial 3-thiophenecarboxylic HQNO and by conversion into the acid chlo

• The IL family consists of nine related molecules IL

  2019-09-23

  

  The IL-10 family consists of nine related molecules: IL-10, IL-19, IL-20, IL-22, IL-24, IL-26, IL-28α, IL-28β, and IL-29 [34]. These molecules have a somewhat conserved primary structure and contain a core of hydrophobic Glucose Uptake Fluorometric Assay Kit pathway and two pairs of disulfide bonds

• Both progesterone and the calcium ionophore A rely

  2019-09-23

  

  Both progesterone and the calcium ionophore A23187 rely on the synthesis of cAMP by sAC to elicit exocytosis in human sperm (Fig. 2E-H and [8], [60]). We had reported earlier that digestion of endogenous cAMP with recombinant cAMP-specific phosphodiesterase 4D [9] or inhibition of its synthesis with

• VMD v Humphrey et al was used to

  2019-09-23

  

  VMD v1.9.2 (Humphrey et al., 1996) was used to analyze the MD trajectories, salt bridge interactions and secondary structure information from each frame. Once the model was optimized, the topological diagram and area and volume of protein cavities were analyzed using PDBsum (Laskowski, 2009) and CAS

• From a mechanistic standpoint the BCL

  2019-09-23

  

  From a mechanistic standpoint, the BCL6 RD2 domain represses the GPR183 and S1PR1 loci by recruiting HDAC2, but not MTA3-NuRD, to suppress the enhancer activation mark H3K27ac at their distal regulatory elements. However, these data do not exclude the possibility that other as yet unknown corepresso

• br Substoichiometric substrate modification E ligases cataly

  2019-09-23

  

  Substoichiometric substrate modification E3 ligases catalyze the rapid transfer of the SUMOD from the E2 enzyme to the substrate. By definition, enzymes are recycled in the reaction, allowing multiple rounds of substrate modification by a single enzyme. Thus, enzymes function at substoichiometric

• Ubiquitin activating enzyme activates ubiquitin by a three s

  2019-09-23

  

  Ubiquitin-activating enzyme activates ubiquitin by a three-step process with ATP as a cofactor (Chen et al., 2011, Haas and Rose, 1982, Haas et al., 1982). We demonstrated that ATP is required for mRFP-Ub–E1 formation under non-reducing conditions (Fig. 2A). A time course of radioactive ATP product

• Direct coupling between DNA methyltransferase enzymes and po

  2019-09-23

  

  Direct coupling between DNA methyltransferase enzymes and posttranslational modifications on histone proteins has been observed in mammals. For example, DNMT3A recognizes unmodified H3 through an ATRX-DNMT3-DNMT3L (ADD) domain, and its activity is inhibited by methylation of H3 at K4 (Li et al., 201

• br Enzymes repairing alkylated DNA br Induction of the Ada

  2019-09-23

  

  Enzymes repairing alkylated DNA Induction of the Ada regulon Methylated Ada is a strong activator for ada and alkA promoters. Although much weaker than the methylated form, unmethylated Ada acts alone as an activator for ada and alkA promoters. In contrast, the unmethylated protein present in

• Our data indicate that the

  2019-09-23

  

  Our data indicate that the ability of these promiscuous kinases to bind chemically diverse inhibitors is defined by the hydrophobic pocket formed by the activation loop, which is only accessible in the DFG-Asp-out conformation. Inhibitors do not artificially induce the DFG-Asp-out conformation as wa

• Improving Effectiveness of The collagen binding membrane pro

  2019-09-23

  

  The collagen-binding membrane proteins, discoidin domain receptors 1 and 2 (DDR1 and DDR2) belong to the family of receptor tyrosine kinase and are expressed in a variety of mammalian cells.7, 8 These transmembrane glycoproteins (∼125 kDa) have been found to be over-expressed or atypically expressed

14264 records 923/951 page Previous Next First page 上5页 921922923924925 下5页 Last page