Solubilization and partial purification of protein kinase systems from brain membranes that phosphorylate calspectin. A spectrin-like calmodulin-binding protein (fodrin).

abstract：:Peptides corresponding to the known sequence of turkey erythrocyte beta 1-adrenergic receptor were synthesized and the effects on receptor-mediated cyclase activation were measured. Peptides corresponding to the first and second intracellular loops (T61-71 and T138-159) inhibited at micromolar concentrations the hormo...

journal_title：FEBS letters

authors： Palm D,Münch G,Dees C,Hekman M

更新日期：1989-08-28 00:00:00

abstract：:The article presents the results of the first regular study of Russian populations by sequencing the control region of mitochondrial DNA (mtDNA). The sequenced region is the most variable on mtDNA molecule and is commonly used for population and evolutionary studies. Russians form one of the largest ethnic groups (mor...

journal_title：FEBS letters

authors： Orekhov V,Poltoraus A,Zhivotovsky LA,Spitsyn V,Ivanov P,Yankovsky N

更新日期：1999-02-19 00:00:00

abstract：:alphaArg-376, betaLys-155, and betaArg-182 are catalytically important ATP synthase residues that were proposed to be involved in substrate Pi binding and subsequent steps of ATP synthesis [Senior, A.E., Nadanaciva, S. and Weber, J. (2002) Biochim. Biophys. Acta 1553, 188-211]. Here, it was shown using purified Escher...

journal_title：FEBS letters

authors： Ahmad Z,Senior AE

更新日期：2005-01-17 00:00:00

abstract：:In eukaryotic cells, peroxiredoxins are both antioxidants and regulators of H(2)O(2)-mediated signaling. We previously found that peroxiredoxin-I (Prx-I) was overexpressed in non-small cell lung cancer (NSCLC) tissue. Since overexpressed protein can induce a humoral immune response, we examined whether serum from NSCL...

journal_title：FEBS letters

authors： Chang JW,Lee SH,Jeong JY,Chae HZ,Kim YC,Park ZY,Yoo YJ

更新日期：2005-05-23 00:00:00

abstract：:We report for the first time the identification of 25 microRNAs from tissues originating from chicken embryo and adult chicken. Most of the cloned microRNAs are expressed in both adult chickens and chicken embryos. Fourteen were identified without any prior prediction. One microRNA, miR-757, is thought to be chicken-s...

journal_title：FEBS letters

authors： Xu H,Wang X,Du Z,Li N

更新日期：2006-06-26 00:00:00

abstract：:The yeast PMR2/ENA1 gene encodes an ATPase involved in sodium extrusion and induced by NaCl. At low salt concentrations (0.3 M) induction is mediated by the HOG-MAP kinase pathway, a system activated by non-specific osmotic stress. At high salt concentrations (0.8 M) induction is mediated by the protein phosphatase ca...

journal_title：FEBS letters

authors： Márquez JA,Serrano R

更新日期：1996-03-11 00:00:00

abstract：:Hic-5/ARA55 is a LIM-only member of the paxillin superfamily. Conflicting reports have suggested that Hic-5/ARA55 can both repress and enhance a number of biological processes, including myogenesis and tumorigenesis. With two Hic-5 isoforms documented, we hypothesized that multiple Hic-5 isoforms may exist that have b...

journal_title：FEBS letters

authors： Gao Z,Schwartz LM

更新日期：2005-10-24 00:00:00

abstract：:A monoclonal antibody, MANDYS141, binds to both dystrophin and actinin on Western blots (SDS-denatured), but only to actinin in frozen sections of human muscle (native conformation). It differs from a polyclonal cross-reacting antiserum in that it binds to several muscle isoforms of actinin (smooth, fast and slow) fro...

journal_title：FEBS letters

authors： Nguyen TM,Ellis JM,Ginjaar IB,van Paassen MM,van Ommen GJ,Moorman AF,Cartwright AJ,Morris GE

更新日期：1990-10-15 00:00:00

abstract：:Hematopoietic progenitor kinase 1 (HPK1) is a hematopoietic cell-restricted member of the Ste20 serine/threonine kinase super family. We recently reported that HPK1 is involved in c-Jun NH2-terminal kinase (JNK) signaling pathway by sequential activation of MLK3-MKK7-JNK3 after cerebral ischemia. Here, we used 4-amino...

journal_title：FEBS letters

authors： Li T,Yu XJ,Zhang GY

更新日期：2008-06-11 00:00:00

abstract：:Complementary (c) DNAs encoding a glycine receptor (GlyR) isomer were cloned from libraries constructed in lambda ZAPII with poly (A)+ RNA of neonatal rat spinal cord. Northern blot analysis revealed that RNA hybridized to the cloned cDNA is detectable only for a period of late embryonic/early postnatal stage of the s...

journal_title：FEBS letters

authors： Akagi H,Hirai K,Hishinuma F

更新日期：1991-04-09 00:00:00

abstract：:In response to growth factors, quiescent fibroblast mutants lacking Na+/H+ exchange activity fail to elevate their cytoplasmic pH (pHi) and to reinitiate DNA synthesis at neutral and acidic pHo. A pHi threshold of approximately 7.2 exists, below which growth factors cannot set in motion the Go to S phase transition. R...

journal_title：FEBS letters

authors： Pouysségur J,Franchi A,L'Allemain G,Paris S

更新日期：1985-10-07 00:00:00

abstract：:We identified a CpG island at the 5' end of murine leukemia inhibitory factor gene (LIF). The CpG island is 0.6 kb long and covers most of the first exon and first intron. The region is non-methylated, its G+C content is 65% and relative frequency of CpG dinucleotide is 0.7. The block of 150 nucleotides, which is 72% ...

journal_title：FEBS letters

authors： Kaspar P,Dvorák M,Bartůnĕk P

更新日期：1993-03-15 00:00:00

abstract：:The effect of activation of endogenous c-Src tyrosine kinase by (pY)EEI peptide was examined on voltage-operated calcium channel (VOC) currents in arterial smooth muscle cells. In single rabbit ear artery cells intracellular application of (pY)EEI peptide increased calcium channel currents. Inactive, non-phosphorylate...

journal_title：FEBS letters

authors： Wijetunge S,Hughes AD

更新日期：1996-12-09 00:00:00

abstract：:Clusters of codons pairing to low-abundance tRNAs synchronize the translation with co-translational folding of single domains in multidomain proteins. Although proven with some examples, the impact of the ribosomal speed on the folding and solubility on a global, cell-wide level remains elusive. Here we show that upre...

journal_title：FEBS letters

authors： Fedyunin I,Lehnhardt L,Böhmer N,Kaufmann P,Zhang G,Ignatova Z

更新日期：2012-09-21 00:00:00

abstract：:Changes in the ADP-ribosylation of total proteins and purified histones of rat liver nuclei after phenobarbital treatment (80 mg/kg, 24 h) have been studied. The [32P]NAD incorporation into total trichloroacetic acid precipitated proteins, in histone Hl and in core histones was evaluated, the specific radioactivities ...

journal_title：FEBS letters

authors： Bràz J,Lechner MC

更新日期：1986-04-21 00:00:00

abstract：:CHO SSF3 cells grow as a suspension culture in unmodified commercial medium with only low-molecular weight ingredients. Continuous serum-free culture unexpectedly induced expression of a low dihydrofolate reductase activity in the originally dhfr- CHO cells. Nevertheless, it was possible with methotrexate to induce am...

journal_title：FEBS letters

authors： Gandor C,Leist C,Fiechter A,Asselbergs FA

更新日期：1995-12-27 00:00:00

abstract：:Lateral mobility of the vasopressin renal-type V2-receptor was investigated in LLC-PK1 porcine epithelial cells using the technique of fluorescence microphotolysis (photobleaching) and a rhodamine-labelled vasopressin analogue. At various times after ligand addition, cells were analyzed for both receptor lateral mobil...

journal_title：FEBS letters

authors： Jans DA,Peters R,Fahrenholz F

更新日期：1990-11-12 00:00:00

abstract：:The GTPases of the Rho family are molecular switches that play an important role in a wide range of cellular processes and are increasingly implicated in tumourigenesis. Unlike what was found for the Ras oncogenes in tumours, hardly any activating mutations have been found in the genes encoding Rho proteins. In the pa...

journal_title：FEBS letters

authors： Mertens AE,Roovers RC,Collard JG

更新日期：2003-07-03 00:00:00

abstract：:Constitutively secreted proteins have traditionally been believed to be excluded from the regulated secretory pathway. In this work we show that kappa light chain and Fc fragment, two markers of the constitutive pathway, are present in the regulated pathway in AtT-20 cells. They colocalize with the endogenous hormone ...

journal_title：FEBS letters

authors： Castle AM,Huang AY,Castle JD

更新日期：1998-11-20 00:00:00

abstract：:The cleavable prepiece of the precursor to yeast cytochrome c oxidase subunit IV (an imported mitochondrial protein) was attached to the amino-terminus of mouse dihydrofolate reductase (a cytosolic protein) by gene fusion. The resulting fusion protein was imported into the matrix of isolated, energized yeast mitochond...

journal_title：FEBS letters

authors： Hurt EC,Pesold-Hurt B,Schatz G

更新日期：1984-12-10 00:00:00

abstract：:Hormone-sensitive lipase (HSL) is responsible for the neutral cholesterol ester hydrolase activity in macrophages. Incubation of intact WEHI macrophages or mouse peritoneal macrophages leads to phosphorylation of HSL, which is increased by incubation with either dibutyryl cyclic AMP and 3-isobutyl-1-methylxanthine or ...

journal_title：FEBS letters

authors： Small CA,Rogers MP,Goodacre JA,Yeaman SJ

更新日期：1991-02-25 00:00:00

abstract：:Persistent tumour necrosis factor alpha (TNF-alpha) exposure uncouples proximal T-cell receptor (TCR)-signalling events. Here, we demonstrate that chronic TNF-alpha exposure also attenuates signalling distal to the TCR, by specifically inhibiting Ca2+ influx evoked by thapsigargin in CD4+ T-cells. Mitogen-induced Ca2+...

journal_title：FEBS letters

authors： Church LD,Goodall JE,Rider DA,Bacon PA,Young SP

更新日期：2005-02-28 00:00:00

abstract：:The efflux of [3H]purines from cultured sympathetic neurons prelabelled with [3H]adenine is accelerated 2-3-fold within hours of nerve growth factor (NGF) withdrawal and is reduced by readdition of NGF. Addition of 8-(4-chlorphenyl-thio) cAMP, which delays neurite degeneration, reduced the enhanced efflux of purines, ...

journal_title：FEBS letters

authors： Tolkovsky AM,Buckmaster EA

更新日期：1989-09-25 00:00:00

abstract：:Cell stimulation raised the cytosolic free Ca2+ concentration, [Ca(2+]i and induces activation of Na+/H+ exchange which raises the cytosolic pH, pHi. Recent studies have addressed the question whether Na+/H+ exchange plays a role in Ca(2+) influx and, specifically, whether a rise in pHi alone suffices to open Ca(2+) c...

journal_title：FEBS letters

authors： Siffert W,Akkerman JW

更新日期：1989-12-18 00:00:00

abstract：:A reversible two-step (native state<-->denatured state) folding mechanism based on equilibrium and stopped flow experiments is proposed for urea denaturation of the lipoyl-bearing domain (hbLBD) of human mitochondrial branched chain alpha-ketoacid dehydrogenase (BCKD) complex. The results from this circular dichroism ...

journal_title：FEBS letters

authors： Naik MT,Chang YC,Huang TH

更新日期：2002-10-23 00:00:00

abstract：:The amino acid sequence of protein Z has been determined from sequence analysis performed on fragments obtained by chemical and enzymatic degradations. The polypeptide consists of a single chain containing 396 amino acid residues (Mr 43 677). Comparison with the vitamin K-dependent plasma proteins reveals an extensive...

journal_title：FEBS letters

authors： Højrup P,Jensen MS,Petersen TE

更新日期：1985-05-20 00:00:00

abstract：:We previously isolated a Saccharomyces cerevisiae mutant (HsTnII), which displays 40% reduced chronological lifespan as compared to the wild type (WT). In this study, we found HsTnII cultures to be characterized by fragmented and dysfunctional mitochondria, and by increased initiation of apoptosis during chronological...

journal_title：FEBS letters

authors： Aerts AM,Zabrocki P,Govaert G,Mathys J,Carmona-Gutierrez D,Madeo F,Winderickx J,Cammue BP,Thevissen K

更新日期：2009-01-05 00:00:00

abstract：:The number of muscarinic acetylcholine receptors (MAChRs), as detected by binding of [3H]quinuclidinyl benzilate (QNB), was investigated under conditions which promote protein phosphorylation. Incubation of a crude heart membrane preparation in the presence of ATP/Mg2+ reduced MAChR number by 50%. Incubation with poly...

journal_title：FEBS letters

authors： Creazzo TL,Wrenn RW

更新日期：1988-12-19 00:00:00

abstract：:We have identified an Arabidopsis thaliana cDNA, designated as AtTBP1, encoding a protein with a predicted size of 70.6 kDa that specifically binds to the plant telomeric repeat sequence TTTAGGG. AtTBP1 is present as a single-copy gene in Arabidopsis genome and is expressed ubiquitously in various organs. AtTBP1 has a...

journal_title：FEBS letters

authors： Hwang MG,Chung IK,Kang BG,Cho MH

更新日期：2001-08-10 00:00:00

abstract：:The role of the RNA-binding protein human antigen R (HuR) in hepatocarcinogenesis is still elusive. By employing short hairpin (sh)RNA-dependent knockdown approach, we demonstrate that lymphotoxin α (LTα) is a target of posttranscriptional gene regulation by HuR in hepatocellular carcinoma (HepG2) cells. Consequently,...

journal_title：FEBS letters

authors： Steinmeyer N,Doller A,Biyanee A,Brauss T,Schmid T,Pfeilschifter J,Eberhardt W

更新日期：2015-07-08 00:00:00