The p15 matrix protein of moloney murine leukemia virus is a phosphotyrosine protein.

abstract：:To characterize the proteins involved in cell clump/cell adhesion of insect cellular defense reactions, we induced the cell clump/cell adhesion reaction in vitro with the hemolymph of larvae of the coleopteran insect, Tenebrio molitor. The 72 kDa protein was specifically enriched in the residues of cell clump/cell adh...

journal_title：FEBS letters

authors： Lee HS,Cho MY,Lee KM,Kwon TH,Homma K,Natori S,Lee BL

更新日期：1999-02-12 00:00:00

abstract：:Exposure of protein kinase C to low concentrations of either N-chlorosuccinimide or H2O2 resulted in rapid and parallel loss of phosphotransferase activity and phorbol ester binding. This oxidative inactivation of protein kinase C also occurred in intact cells exposed to a low concentration of H2O2. With H2O2 treatmen...

journal_title：FEBS letters

authors： Gopalakrishna R,Anderson WB

更新日期：1987-12-10 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：:The highly polymorphic major histocompatibility complex class II (MHCII) polypeptides assemble in the ER with the assistance of invariant chain (Ii) chaperone. Ii binds to the peptide-binding pocket of MHCII heterodimers. We explored the mechanism how MHCII subunits attach to Ii. Expression with single alpha or beta s...

journal_title：FEBS letters

authors： Neumann J,Koch N

更新日期：2005-11-07 00:00:00

abstract：:Pleckstrin homology (PH) domains are protein modules found in proteins involved in many cellular processes. The majority of PH domain-containing proteins require membrane association for their function. It has been shown that most PH domains interact directly with the cell membrane by binding to phosphoinositides with...

journal_title：FEBS letters

authors： Maffucci T,Falasca M

更新日期：2001-10-12 00:00:00

abstract：:The effect of the novel, naturally occurring nucleotide cyclic diguanylic acid (c-di-GMP) on the lymphoblastoid CD4+ Jurkat cell line was studied. When exposed to 50 microM c-di-GMP, Jurkat cells exhibited a markedly elevated expression of the CD4 receptor of up to 6.3-fold over controls. C-di-GMP also causes blockage...

journal_title：FEBS letters

authors： Steinberger O,Lapidot Z,Ben-Ishai Z,Amikam D

更新日期：1999-02-05 00:00:00

abstract：:Myogenin, a member of the MyoD family which governs skeletal muscle differentiation, was identified as a pair of phosphorylated bands on SDS-PAGE during myogenesis. The slow migrating form was found to be hyperphosphorylated myogenin. In vitro phosphorylation by CDC2 kinase caused a prominent reduction in electrophore...

journal_title：FEBS letters

authors： Hashimoto N,Ogashiwa M,Okumura E,Endo T,Iwashita S,Kishimoto T

更新日期：1994-09-26 00:00:00

abstract：:A novel gene for advanced red-shifted protein with an emission maximum at 593 nm was cloned from Discosoma coral. The protein, named dsFP593, is highly homologous to the recently described GFP-like protein drFP583 with an emission maximum at 583 nm. Using the remarkable similarity of the drFP583 and dsFP593 genes, we ...

journal_title：FEBS letters

authors： Fradkov AF,Chen Y,Ding L,Barsova EV,Matz MV,Lukyanov SA

更新日期：2000-08-18 00:00:00

abstract：:γ-Glutamyl kinase (GK; the PRO1 gene product) is a key enzyme in the Saccharomyces cerevisiae proline biosynthesis pathway. Δpro1 cells are more sensitive to various stresses than wild-type cells, suggesting that GK has an alternative function independent of proline biosynthesis. We show that PRO1 genetically interact...

journal_title：FEBS letters

authors： Tatehashi Y,Watanabe D,Takagi H

更新日期：2016-09-01 00:00:00

abstract：:Ubiquitin was extracted from testis of 4 mammals and purified to homogeneity by gel filtration chromatography. Amino acid compositions and NH2-terminal sequences were found to be identical in the 4 species and with calf thymus ubiquitin. Ubiquitin conformation was shown to be very sensitive to oxidation. Improved meth...

journal_title：FEBS letters

authors： Loir M,Caraty A,Lanneau M,Menezo Y,Muh JP,Sautiere P

更新日期：1984-04-24 00:00:00

abstract：:In higher plants, two types of nitrate transporters, NRT1 and NRT2, have been identified. In Arabidopsis, there are 53 NRT1 genes and 7 NRT2 genes. NRT2 are high-affinity nitrate transporters, while most members of the NRT1 family are low-affinity nitrate transporters. The exception is CHL1 (AtNRT1.1), which is a dual...

journal_title：FEBS letters

authors： Tsay YF,Chiu CC,Tsai CB,Ho CH,Hsu PK

更新日期：2007-05-25 00:00:00

abstract：:Several deletion mutants of Raf-1 were expressed with v-ras p21 or 14-3-3 protein in COS-7 cells and Sf9 cells and the interaction of Raf-1 with ras p21 or with 14-3-3 protein in intact cells was examined. Raf(1-135) (residues 1-135) and Raf(1-322) interacted with v-ras p21, but other deletion mutants such as Raf(136-...

journal_title：FEBS letters

authors： Koyama S,Williams LT,Kikuchi A

更新日期：1995-07-17 00:00:00

abstract：:The bacterial cell wall muramyl dipeptides MDP and glucosaminyl-MDP (GMDP) are powerful immunostimulators but their binding target remains controversial. We previously reported expression cloning of GMDP-binding polypeptides and identification of Y-box protein 1 (YB-1) as their sole target. Here we show specific bindi...

journal_title：FEBS letters

authors： Laman AG,Lathe R,Savinov GV,Shepelyakovskaya AO,Boziev KhM,Baidakova LK,Chulin AN,Brovko FA,Svirshchevskaya EV,Kotelevtsev Y,Eliseeva IA,Guryanov SG,Lyabin DN,Ovchinnikov LP,Ivanov VT

更新日期：2015-07-08 00:00:00

abstract：:To understand the role of nitric oxide (NO) in controlling the specific DNA-binding activities of transcriptional factors, we investigated the in vitro effect of the NO-donor sodium nitroprusside (SNP) on the AP-1 activity of cultured mouse cerebellar granule cells. A gel-mobility assay showed that SNP inhibited AP-1 ...

journal_title：FEBS letters

authors： Tabuchi A,Sano K,Oh E,Tsuchiya T,Tsuda M

更新日期：1994-08-29 00:00:00

abstract：:Maurotoxin (MTX) is a 34-residue toxin that has been isolated from the venom of the chactidae scorpion Scorpio maurus palmatus, and characterized. Together with Pi1 and HsTx1, MTX belongs to a family of short-chain four-disulfide-bridged scorpion toxins acting on potassium channels. However, contrary to other members ...

journal_title：FEBS letters

authors： Carlier E,Fajloun Z,Mansuelle P,Fathallah M,Mosbah A,Oughideni R,Sandoz G,Di Luccio E,Geib S,Regaya I,Brocard J,Rochat H,Darbon H,Devaux C,Sabatier JM,de Waard M

更新日期：2001-02-02 00:00:00

abstract：:The ANKRD1/CARP gene encodes a muscle-specific protein which has been implicated in transcriptional regulation and myofibrillar assembly. Several features at both the mRNA and protein levels define ANKRD1 as a gene whose expression is tightly regulated, and deregulated expression of this protein has been recently asso...

journal_title：FEBS letters

authors： Badi I,Cinquetti R,Frascoli M,Parolini C,Chiesa G,Taramelli R,Acquati F

更新日期：2009-08-06 00:00:00

abstract：:Resonance Raman spectra were observed for compound II of horseradish peroxidase A2, and the Fe(IV) = O stretching Raman line was identified at 775 cm-1. This Raman line shifted to 741 cm-1 upon a change of solvent from H2(16)O to H2(18)O, indicating occurrence of the oxygen exchange between the Fe(IV) = O heme and bul...

journal_title：FEBS letters

authors： Hashimoto S,Nakajima R,Yamazaki I,Tatsuno Y,Kitagawa T

更新日期：1986-11-24 00:00:00

abstract：:Mitochondria in primary living hepatocytes were visualized in cells transfected with a chimeric plasmid encoding for the green fluorescent protein (GFP) of Aequorea victoria engineered to be specifically targeted to mitochondria, as described recently (Rizutto et al. (1995) Curr. Biol. 5, 635-642). The identification ...

journal_title：FEBS letters

authors： Venerando R,Miotto G,Pizzo P,Rizzuto R,Siliprandi N

更新日期：1996-03-18 00:00:00

abstract：:The biological activity and the fate of SV40 DNA (minichromosomes, DNA I, DNA II, DNA III) were tested in culture cells by immunofluorescence staining and blot analysis. Following microinjection of 2-4 circular SV40 molecules (minichromosomes, DNA I, DNA II) into the cytoplasm or the nuclei of monkey and rat cells, T-...

journal_title：FEBS letters

authors： Graessmann A,Bumke-Vogt C,Buschhausen G,Bauer M,Graessmann M

更新日期：1985-01-01 00:00:00

abstract：:Escherichia coli phosphofructokinase-2 (Pfk-2) is a homodimer whose subunits consist of a large domain and an additional beta-sheet that provides the interfacial contacts between the subunits, creating a beta-barrel flattened-like structure with the adjacent subunit's beta-sheet. To determine how the structural organi...

journal_title：FEBS letters

authors： Baez M,Babul J

更新日期：2009-06-18 00:00:00

abstract：:Wild-type trypanosomal triosephosphate isomerase (wtTIM) is a very tight dimer. The interface residue His-47 of wtTIM has been mutated into an asparagine. Ultracentrifugation data show that this variant (H47N) only dimerises at protein concentrations above 3 mg/ml. H47N has been characterised at a protein concentratio...

journal_title：FEBS letters

authors： Borchert TV,Zeelen JP,Schliebs W,Callens M,Minke W,Jaenicke R,Wierenga RK

更新日期：1995-07-03 00:00:00

abstract：:Replication protein A (RP-A) was isolated from tobacco suspension cells and purified to near homogeneity by a procedure involving isolation of protoplasts, preparation of nuclei, nuclear lysis, binding to a column of single-stranded (ss) DNA cellulose and elution at different salt concentrations. The purified protein ...

journal_title：FEBS letters

authors： Garcia-Maya MM,Buck KW

更新日期：1997-08-11 00:00:00

abstract：:The sulfoxide Ro 18-5364, a potential metabolite of the IND Ro 18-5362, is a powerful inhibitor of gastric mucosal (H+ + K+)-ATPase, decreasing enzymatic activity with an apparent Ki of 0.1 microM. Exposure of Ro 18-5364-treated gastric membranes to dithiothreitol fully restored (H+ + K+)-ATPase activity. ATP protecte...

journal_title：FEBS letters

authors： Sigrist-Nelson K,Müller RK,Fischli AE

更新日期：1986-03-03 00:00:00

abstract：:Caloric restriction (CR) is known to promote longevity in various species. Sirtuin-mediated deacetylation has been shown to be related to the promotion of longevity in some species. Here, we show that CR of rats led to an increase in the level of Werner syndrome protein (WRN), a recognized DNA repair protein. In addit...

journal_title：FEBS letters

authors： Kahyo T,Mostoslavsky R,Goto M,Setou M

更新日期：2008-07-23 00:00:00

abstract：:Lactase phlorizin hydrolase (LPH; EC 3.2.1.62) is a membrane-bound, family 1 beta-glycosidase found on the brush border of the mammalian small intestine. LPH, purified from sheep small intestine, was capable of hydrolysing a range of flavonol and isoflavone glycosides. The catalytic efficiency (k(cat)/K(m)) for the hy...

journal_title：FEBS letters

authors： Day AJ,Cañada FJ,Díaz JC,Kroon PA,Mclauchlan R,Faulds CB,Plumb GW,Morgan MR,Williamson G

更新日期：2000-02-25 00:00:00

abstract：:Iron regulatory protein 2 (IRP2) is a critical switch for cellular and systemic iron homeostasis. In iron-deficient or hypoxic cells, IRP2 binds to mRNAs containing iron responsive elements (IREs) and regulates their expression. Iron promotes proteasomal degradation of IRP2 via the F-box protein FBXL5. Here, we explor...

journal_title：FEBS letters

authors： Hausmann A,Lee J,Pantopoulos K

更新日期：2011-02-18 00:00:00

abstract：:A human liver cDNA clone which encodes the UDP-glucose pyrophosphorylase was isolated by complementation of a bacterial galU mutant. The deduced amino acid sequence of the human enzyme comprised 508 amino acids with a calculated molecular mass of 56,950. The human enzyme significantly resembles those of potato tuber a...

journal_title：FEBS letters

authors： Peng HL,Chang HY

更新日期：1993-08-23 00:00:00

abstract：:Intracellular accumulation of anthracycline derivatives was measured in a human embryonic kidney cell line (HEK) and a resistant subline (HEK/multidrug resistance protein (MRP1)) overexpressing MRP1 at the plasma membrane surface. Two compounds (daunorubicin and doxorubicin) were rejected outside the multidrug-resista...

journal_title：FEBS letters

authors： Manciu L,Chang X,Riordan JR,Buyse F,Ruysschaert JM

更新日期：2001-03-23 00:00:00

abstract：:In Clostridium thermoaceticum, the synthesis of acetyl-CoA from methyl tetrahydrofolate occurs via a series of enzymatic reactions involving methyl transferase, corrinoid/Fe-S protein (corrinoid), carbon monoxide dehydrogenase (CODH) and ferredoxin. We have investigated the possibility of one or more of these proteins...

journal_title：FEBS letters

authors： Shanmugasundaram T,Sundaresh CS,Kumar GK

更新日期：1993-07-12 00:00:00

abstract：:Linkage between the high-capacity Ca2+-binding protein calsequestrin and the ryanodine receptor is proposed to be essential for proper Ca2+-release during skeletal muscle excitation-contraction coupling. However, no direct biochemical evidence exists showing a connection between these high-molecular-mass complexes in ...

journal_title：FEBS letters

authors： Murray BE,Ohlendieck K

更新日期：1998-06-16 00:00:00