Effect of starvation and insulin in vivo on the activity of the pyruvate dehydrogenase complex in rat skeletal muscles.

abstract：:Extracellular ATP itself elicited the generation of superoxide (O2-) in guinea pig peritoneal macrophages associated with an increase in cytosolic calcium ([Ca2+]i). The ATP-induced O2- generation was completely inhibited by pretreatment with pertussis toxin (PT) accompanied by the suppression of [Ca2+]i mobilization....

journal_title：FEBS letters

authors： Nakanishi M,Takihara H,Minoru Y,Yagawa K

更新日期：1991-04-22 00:00:00

abstract：:To investigate the biochemical basis of the HIV-1 resistance to AZT we obtained the RT mutant containing four amino acid substitutions by an oligonucleotide-directed mutagenesis technique. Enzymatic properties of the wild type and mutant RTs were compared. 'AZT-resistant' mutations in RT were shown to be associated wi...

journal_title：FEBS letters

authors： Pokholok DK,Gudima SO,Yesipov DS,Dobrynin VN,Rechinsky VO,Kochetkov SN

更新日期：1993-07-05 00:00:00

abstract：:The rotary motion in response to ATP hydrolysis of the ring of c subunits of the membrane portion, F(o), of ATP synthase, F(o)F(1), is still under contention. It was studied with EF(o)EF(1) (Escherichia coli) using microvideography with a fluorescent actin filament. To overcome the limited specificity of actin attachm...

journal_title：FEBS letters

authors： Pänke O,Gumbiowski K,Junge W,Engelbrecht S

更新日期：2000-04-21 00:00:00

abstract：:The structure of GE82832, a translocation inhibitor produced by a soil microorganism, is shown to be highly related to that of dityromycin, a bicyclodecadepsipeptide antibiotic discovered long ago whose characterization had never been pursued beyond its structural elucidation. GE82832 and dityromycin were shown to int...

journal_title：FEBS letters

authors： Brandi L,Maffioli S,Donadio S,Quaglia F,Sette M,Milón P,Gualerzi CO,Fabbretti A

更新日期：2012-09-21 00:00:00

abstract：:A tropomyosin-binding protein (app. Mr 17000) was detected in equine platelet preparations by a gel overlay technique. Its isolation, amino acid and partial sequence analyses have shown it to be histone H2B. As with a similar protein from pig platelet preparations [der Terrossian et al. (1983) FEBS Lett. 152, 202-206]...

journal_title：FEBS letters

authors： Stewart DI,Golosinska K,Smillie LB

更新日期：1983-06-27 00:00:00

abstract：:Polyphosphates (polyP) are long chains of inorganic phosphates that can be attached to lysine residues of target proteins as a nonenzymatic post-translational modification. This modification, termed polyphosphorylation, may be particularly prevalent in bacterial and fungal species that synthesize large quantities of p...

journal_title：FEBS letters

authors： McCarthy L,Bentley-DeSousa A,Denoncourt A,Tseng YC,Gabriel M,Downey M

更新日期：2020-01-01 00:00:00

abstract：:We used cDNA microarray to identify transforming growth factor beta (TGF-beta) responsive target genes during osteoblast development and found that nephronectin (Npnt) is one such gene that is significantly down-regulated. Here we report the role of TGF-beta in regulating Npnt-mediated osteoblast differentiation. We f...

journal_title：FEBS letters

authors： Fang L,Kahai S,Yang W,He C,Seth A,Peng C,Yang BB

更新日期：2010-07-02 00:00:00

abstract：:An Mr 21 000 polypeptide, designated APPG, has been purified by reverse-phase, high-performance liquid chromatography (RP-HPLC), from acid extracts of porcine anterior pituitary glands. This acidic protein possesses an isoelectric point of 4.9. Amino acid analysis shows that it is not a glycoprotein and estimates it t...

journal_title：FEBS letters

authors： Hsi KL,Seidah NG,De Serres G,Chrétien M

更新日期：1982-10-18 00:00:00

abstract：:Redox homeostasis is a prerequisite for survival of the pathogen Mycobacterium tuberculosis (Mtb) which employs the low molecular weight thiol mycothiol (MSH). The Mycobacterial NADPH-dependent mycothione reductase (MtMtr), composed of an NADPH-, FAD-, and a dimerization-domain connected by linkers, regulates the bala...

journal_title：FEBS letters

authors： Kumar A,Subramanian Manimekalai MS,Grüber G

更新日期：2018-02-01 00:00:00

abstract：:The cells responsible for bone formation express protease-activated receptors. Although serine protease thrombin has been shown to elicit functional responses in bone cells that impact on cell survival and alkaline phosphatase activity, nothing is known about tissue factor, factor VIIa, and factor Xa, the serine prote...

journal_title：FEBS letters

authors： Daubie V,De Decker R,Nicaise C,Pochet R

更新日期：2007-06-12 00:00:00

abstract：:Barth syndrome (BTHS) is a rare X-linked genetic disorder caused by mutations in the gene encoding the transacylase tafazzin and characterized by loss of cardiolipin and severe cardiomyopathy. Mitochondrial oxidants have been implicated in the cardiomyopathy in BTHS. Eleven mitochondrial sites produce superoxide/hydro...

journal_title：FEBS letters

authors： Goncalves RLS,Schlame M,Bartelt A,Brand MD,Hotamışlıgil GS

更新日期：2020-10-28 00:00:00

abstract：:Insulin resistant states are associated with an increase in the beta cell mass and also high levels of circulating insulin. Ultimately the beta cells undergo a failure that leads to diabetes. At this stage, a question arises if those persistent high levels of circulating insulin may contribute to beta cell damage. To ...

journal_title：FEBS letters

authors： Guillen C,Bartolomé A,Nevado C,Benito M

更新日期：2008-11-26 00:00:00

abstract：:Human legumain was characterized following overexpression in a murine cell line as the C-terminal Ig-fusion protein. Upon acid treatment, the prolegumain autoproteolyzed distal to two aspartic acid residues to yield a highly active form. The ability of mature legumain to cleave after aspartic acid residues was confirm...

journal_title：FEBS letters

authors： Halfon S,Patel S,Vega F,Zurawski S,Zurawski G

更新日期：1998-10-30 00:00:00

abstract：:Rat brain S-100 (S-100b) and ox brain S-100a0, S-100a and S-100b have been tested for their ability to control the assembly and disassembly of brain microtubule proteins in the presence of either Ca2+ or Zn2+, in vitro. In the presence of Ca2+, single S-100 isoforms have similar, if not identical, effects, i.e. they i...

journal_title：FEBS letters

authors： Donato R,Isobe T,Okuyama T

更新日期：1985-07-01 00:00:00

abstract：:The guanine nucleotide exchange reaction catalyzed by elongation factor Ts is proposed to arise from the intrusion of the side chains of D80 and F81 near the Mg2+ binding site in EF-Tu. D80A and F81A mutants of E. coli EF-Ts were 2-3-fold less active in promoting GDP exchange with E. coli EF-Tu while the D80AF81A muta...

journal_title：FEBS letters

authors： Zhang Y,Li X,Spremulli LL

更新日期：1996-08-12 00:00:00

abstract：:Molybdenum is an essential micronutrient required by plants. The mechanism of molybdenum uptake in plants is poorly understood, however, evidence has suggested that sulfate transporters may be involved. The sulfate transporter from Stylosanthes hamata, SHST1, restored growth of the sulfate transport yeast mutant, YSD1...

journal_title：FEBS letters

authors： Fitzpatrick KL,Tyerman SD,Kaiser BN

更新日期：2008-04-30 00:00:00

abstract：:Spermiogenesis is a dynamic process leading to alterations in cell morphology. In spermiogenesis, the roles of the histone chaperones are largely unknown. Here, I report the unexpected roles of two Nap family proteins, CG5017/Hanabi and nucleosome assembly protein 1 (Nap1) in Drosophila. Hanabi is mainly localized in ...

journal_title：FEBS letters

authors： Kimura S

更新日期：2013-04-02 00:00:00

abstract：:Liver microsomes contain a vitamin K and O2-dependent carboxylase that converts peptide-bound glutamyl residues to gamma-carboxyglutamate residues. The peptide Boc-O-phospho-Ser-O-phospho-Ser-Leu-OMe has now been synthesized. This peptide inhibits the carboxylation of endogenous protein precursors by a detergent-solub...

journal_title：FEBS letters

authors： Rich DH,Kawai M,Goodman HL,Engelke J,Suttie JW

更新日期：1983-02-07 00:00:00

abstract：:Induction of differentiation in HL-60 and U-937 leukemic cell lines, resulted in 1.5-10-fold increase in 45Ca2+ uptake. The increased 45Ca2+ uptake in the differentiating cells was inhibited by verapamil, cromolyn and amiloride. Elevation in Ca2+ uptake in differentiating cells was also demonstrated using the fluoresc...

journal_title：FEBS letters

authors： Rephaeli A,Aviram A,Englender T,Shaklai M

更新日期：1988-08-29 00:00:00

abstract：:Mechanisms involved in cell volume regulation are important in SS, SC cells as they might be involved in determining the extent of sickling and the generation of dense cells and irreversibly sickled cells. We have studied in these cells the response to cell swelling of the K+,Cl- transporter. We found that Hb SS, SC a...

journal_title：FEBS letters

authors： Canessa M,Spalvins A,Nagel RL

更新日期：1986-05-05 00:00:00

abstract：:We recently showed that some of the enzymes underpinning cellulose solubilization by Ruminococcus albus 8 lack the conventional type of dockerin module characteristic of cellulosomal proteins and instead, bear an "X" domain of unknown function at their C-termini. We have now subcloned and expressed six X domains and s...

journal_title：FEBS letters

authors： Xu Q,Morrison M,Nelson KE,Bayer EA,Atamna N,Lamed R

更新日期：2004-05-21 00:00:00

abstract：:Gene array profiling of RNA from cells engineered to express a dominant-negative version of the ETS family member transcription factor Pea3 (polyomavirus enhancer activator 3) identified WT1 as a candidate downstream gene. Given the co-expression of WT1 and Pea3 in developing kidney and breast tissue undergoing mesenc...

journal_title：FEBS letters

authors： Discenza MT,Vaz D,Hassell JA,Pelletier J

更新日期：2004-02-27 00:00:00

abstract：:To detect and characterize ion channel activity in the nuclear envelope of a higher plant cell, we performed patch clamp experiments on nuclei isolated from coconut endosperm cells and on giant liposomes containing nuclear envelope fragments prepared from the same cells. An ion channel exhibiting a number of conductan...

journal_title：FEBS letters

authors： Matzke AJ,Behensky C,Weiger T,Matzke MA

更新日期：1992-05-04 00:00:00

abstract：:Measurement of the binding equilibrium for the interaction of alpha-actinin with F-actin is complicated by secondary reactions involving cross-linking and/or bundling of the actin filaments. To quantitate the initial binding event, we studied the interaction of the bacterially expressed actin-binding domain (ABD) of c...

journal_title：FEBS letters

authors： Kuhlman PA,Ellis J,Critchley DR,Bagshaw CR

更新日期：1994-02-21 00:00:00

abstract：:Cold-stable and cold-labile microtubules were prepared by two cycles of assembly and disassembly and two periods of exposure to cold. The cold-labile preparations were shown to contain a higher proportion of a high molecular mass microtubule-associated protein (MAP 2) than cold-stable preparations. The cold-stable pre...

journal_title：FEBS letters

authors： Hesketh JE

更新日期：1984-04-24 00:00:00

abstract：:1-Farnesylpyridinium (FPy), an analog of isoprenoid farnesol, initially induced morphological changes similar to those of typical apoptosis in human leukemia HL-60 cells but FPy-treated cells were characterized by the absolute absence of final apoptotic events such as fragmentation into apoptotic bodies. FPy-induced c...

journal_title：FEBS letters

authors： Hamada M,Nishio K,Doe M,Usuki Y,Tanaka T

更新日期：2002-03-13 00:00:00

abstract：:Gemin5 acts as a U1 small nuclear RNA (snRNA)-binding protein in U1 small nuclear ribonucleic protein (snRNP) biogenesis. Here, we report a role for Gemin5 in unassembled U1 snRNP disposal under survival of motor neuron (SMN) protein-deficient conditions. We demonstrate that non-Sm protein-associated U1 snRNA and U1A ...

journal_title：FEBS letters

authors： Jiang D,Zou X,Zhang C,Chen J,Li Z,Wang Y,Deng Z,Wang L,Chen S

更新日期：2018-04-01 00:00:00

abstract：:The covalent conjugation of oligonucleotides to antibody Fab' fragments was optimized by using oligonucleotides modified with a hexaethylene linker arm bearing three amino groups. One oligonucleotide was coupled to antibody of one specificity and a complementary oligonucleotide to antibody of a second specificity. The...

journal_title：FEBS letters

authors： Chaudri ZN,Bartlet-Jones M,Panayotou G,Klonisch T,Roitt IM,Lund T,Delves PJ

更新日期：1999-04-30 00:00:00

abstract：:Lysosomal/phagosomal membranes of mammalian cells are coated by highly conserved glycoproteins (lamps) that are thought to protect the membranes from degradation. Interestingly, we identified an amino acid sequence in human lamp-1 characteristic of a cleavage site for the Neisseria gonorrhoeae IgA1 protease. Furthermo...

journal_title：FEBS letters

authors： Hauck CR,Meyer TF

更新日期：1997-03-17 00:00:00

abstract：:Neurons grow during development and extend long axons to make contact with their targets with the help of an intrinsic program of axonal growth as well as a range of extrinsic cues and a permissive milieu. Injury events in adulthood induce some neuron types to revert to a regenerative state in the peripheral nervous s...

journal_title：FEBS letters

authors： Doron-Mandel E,Fainzilber M,Terenzio M

更新日期：2015-06-22 00:00:00