• DNA PK Jackson is activated by DNA double

  2020-07-15

  

  DNA-PK (Jackson, 1997) is activated by DNA double-stranded breaks (DSBs). It is a trimeric complex composed of the catalytic subunit, DNA-PKcs, and the Ku70/80 heterodimer. DNA-PK mediates non-homologous end joining (NHEJ), which joins programmed DSBs created during V(D)J recombination and class swi

• We also discovered important clues to domain binding sites

  2020-07-15

  

  We also discovered important clues to domain M871 of DGKs and how to exploit these regions for development of DGKα-selective inhibitors. The identification of a probe-modified site at the C1 domain provided the first evidence of a ligand binding site remote from the ATP binding region of DGKs. Altho

• br Methods Adult male B

  2020-07-15

  

  Methods Adult male B6, 129 CRHtklee mice (25–30g at the beginning of the experiments) that were wild-type (CRF1R+/+) and recessive homozygous or knockout (CRF1R−/−) were housed six per cage. Mice were 3–5months old and derived from mating CRF1R+/− breeders (Jackson Laboratory, California). Wild-t

• CYP contributes to the metabolism of more than

  2020-07-14

  

  CYP450 contributes to the metabolism of more than 90% of currently available drugs (Shapiro and Shear, 2002). Currently, CYP1A is the most studied xenobiotic-metabolizing isoform in fish and is often used as a biomarker for early effects of pollutants in aquatic organisms (Havelkova et al., 2007). T

• A structural explanation for how RBR RING s handle

  2020-07-14

  

  A structural explanation for how RBR RING1s handle their bound E2~Ubs differently from canonical RINGs has not been readily apparent. Only a few residue positions are strongly conserved in RING and RING1 domains, most of which are zinc-coordinating Cys and histidine residues. A key position in canon

• Likewise the conserved cysteine in the E protein is the

  2020-07-14

  

  Likewise, the conserved cysteine in the E2 protein is the only residue shown to be essential for the transfer of Ub/Ubl from E2 to the HECT ligases (Dye and Schulman, 2007, Wu et al., 2003). However, all other terminal Ub/Ubl transfer reactions involving E2 enzymes suggest a critical role for the ta

• Acknowledgments We acknowledge the Danish Council

  2020-07-14

  

  Acknowledgments We acknowledge the Danish Council for Independent Research (Grant no. 11-105250) and the Carlsberg Foundation (Grant no. 2011-01-0567) for funding this work. Introduction DNA is vital as a biological target to design diagnostic agents as well as therapeutic drugs. The recognitio

• Recently Schenck et al identified an

  2020-07-14

  

  Recently, Schenck et al. [25] identified an active site asparagine 222 (N222) residue in the Glycine max TyrAp/PDH (GmPDH1) that is responsible for its prephenate substrate specificity. Mutating the single N222 into an acidic residue (i.e. aspartate, D) in the legume TyrAp/PDH shifted from prephenat

• br Acknowledgments The authors thank Elisabete Lepera and Ro

  2020-07-14

  

  Acknowledgments The authors thank Elisabete Lepera and Rosana Silva for technical support. The study was supported by FAPESP, CNPq and PADC/FCF-UNESP. T.T. Miguel was the recipient of a FAPESP (Proc. 05/05171-1) and R.L. Nunes-de-Souza of a CNPq (Proc. 303580/2009-7) fellowship. Introduction

• Role of ROS signaling in regulating cell death pathways has

  2020-07-14

  

  Role of ROS signaling in regulating cell death pathways has been well established. Involvement of CLIC1 in ROS production has been studied earlier. It was observed that macrophages from clic1 mice showed ~30% decrease in cellular ROS generation which effects macrophage function (Jiang et al., 2012).

• As for the molecular mechanism Ferguson BD

  2020-07-14

  

  As for the molecular mechanism, Ferguson BD suggested that EphB4/EphrinB2 stimulation induced topoisomerase I activity in small cell lung cancer cell lines. Treatment of Carbetocin with EphrinB2/Fc induced topoisomerase activity as assessed by DNA relaxation in cells with high EphB4 expression level

• Toremifene At present there have been relatively few studies

  2020-07-14

  

  At present, there have been relatively few studies that evaluated potential correlations between pulmonary and pleura metastases, hilar and mediastinal Toremifene nodes, and organs associated with distant metastasis and EGFR mutations [33,34,37]. Further research on these relationships is needed, w

• br Discussion Although DNA has

  2020-07-14

  

  Discussion Although DNA has a limited chemical stability it has long been known that DNA in blood stains may remain relative stable for weeks, months, or even years at ambient temperature,1, 2, 3, 4, 5, 6 and samples (e.g., reference samples) that have been transferred to a matrix, e.g., FTA® pap

• An AmDH is engineered by mutating two

  2020-07-13

  

  An AmDH is engineered by mutating two conserved amino (-)-Bicuculline methobromide residues in the active site of an amino acid dehydrogenase (AADH). Starting from the leucine dehydrogenase (LeuDH) from Bacillus stearothermophilus, substituting a serine and leucine at the K68 and N261 positions, re

• The large body of structural knowledge that

  2020-07-13

  

  The large body of structural knowledge that is currently available for CRM1 has contributed to atomic level and mechanistic understanding of many steps in the CRM1 nuclear export cycle. However, structural analysis could still inform on several outstanding questions and guide future discoveries pert

16492 records 835/1100 page Previous Next First page 上5页 831832833834835 下5页 Last page