Crystallization of cytochrome P-450scc from bovine adrenocortical mitochondria.

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：:Over the past several years, the study of a hereditary tumor syndrome, tuberous sclerosis complex (TSC), has shed light on the regulation of cellular proliferation and growth. TSC is an autosomal dominant disorder that is due to inactivating mutations in TSC1 or TSC2 and characterized by benign tumors (hamartomas) inv...

journal_title：FEBS letters

authors： Han JM,Sahin M

更新日期：2011-04-06 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：:Dark-adapted isolated spinach chloroplasts and leaves, unlike sub-chloroplast fractions, are capable of emitting ultraweak light spontaneously (50-125 counts/s per cm2). The emission of leaves is due to two processes with activation energies of 97 and 25 kJ/mol while in isolated chloroplasts, it is the result of a sin...

journal_title：FEBS letters

authors： Hideg E,Kobayashi M,Inaba H

更新日期：1990-11-26 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：:In Alzheimer's disease and related dementias, human tau protein aggregates into paired helical filaments and neurofibrillary tangles. However, such tau aggregates have not yet been demonstrated in transgenic mouse models of the disease. One of the possible explanations would be that mouse tau has different properties ...

journal_title：FEBS letters

authors： Kampers T,Pangalos M,Geerts H,Wiech H,Mandelkow E

更新日期：1999-05-14 00:00:00

abstract：:Using specific monoclonal and polyclonal antibodies, we have analyzed protein kinase C alpha and beta isozyme expression in human T cells from peripheral blood (PB) and from thymus. While the PKC beta isozyme was present in all T cell sub-types isolated from both PB and thymus, the alpha isozyme was found only in sing...

journal_title：FEBS letters

authors： Tarantino N,Debré P,Körner M

更新日期：1994-02-07 00:00:00

abstract：:Previously determined protein structures have been analysed, in order to find folding motifs similar to that proposed by NMR spectroscopy, for the N-terminal, 14 kDa fragment of the Ada protein. The analyses reveal only limited similarities with the NMR-derived structural data and strongly suggest that this region of ...

journal_title：FEBS letters

authors： Swindells MB

更新日期：1993-06-01 00:00:00

abstract：:The early response to bacterial inoculation has been investigated and two Arabidopsis genes, ap3.3a and ap4.3a have been characterized. The AP3.3A protein showed high identity to centrin, a ubiquitous cytoskeletal protein first identified in unicellular green alga. Amino-acid sequence analyses of the AP4.3A protein in...

journal_title：FEBS letters

authors： Cordeiro MC,Piqueras R,de Oliveira DE,Castresana C

更新日期：1998-09-04 00:00:00

abstract：:MicroRNAs mainly inhibit coding genes and long non-coding RNA expression. Here, we report that hsa-miR-125b and oncogene SIRT7/oncogenic long non-coding RNA MALAT1 were inversely expressed in bladder cancer. Hsa-miR-125b mimic down-regulated, whereas hsa-miR-125b inhibitor up-regulated the expression of SIRT7 and MALA...

journal_title：FEBS letters

authors： Han Y,Liu Y,Zhang H,Wang T,Diao R,Jiang Z,Gui Y,Cai Z

更新日期：2013-11-29 00:00:00

abstract：:Stable CHO cell clones which selectively express all three rat tachykinin receptors were established by transfection. The binding of radiolabled substance P and neurokinin A (substance K) to CHO clones expressing the NK1 and NK2 receptors, respectively, were saturatable and of high affinity (Kd = 0.17 nM (NK1); 3.4 nM...

journal_title：FEBS letters

authors： Gether U,Marray T,Schwartz TW,Johansen TE

更新日期：1992-01-27 00:00:00

abstract：:Activator protein 1 (AP1) is a complex of Fos and Jun, and it regulates the transcription of genes possessing the AP1-binding sequence. The purpose of this study was to detect living cells that express AP1 after stimulation with a tumor promoter. The Fos and Jun components of AP1 were induced rapidly and transiently i...

journal_title：FEBS letters

authors： Shimokawa N,Miura M

更新日期：1996-06-10 00:00:00

abstract：:Hexaheme nitrite reductases purified to homogeneity from Escherichia coli K-12 and Wolinella succinogenes were studied by low-temperature EPR spectroscopy. In their isolated states, the two enzymes revealed nearly identical EPR spectra when measured at 12 K. Both high-spin and low-spin ferric heme EPR resonances with ...

journal_title：FEBS letters

authors： Liu MC,Liu MY,Payne WJ,Peck HD Jr,Le Gall J,DerVartanian DV

更新日期：1987-06-29 00:00:00

abstract：:To characterize energy metabolism in rat brown adipose tissue (BAT), we carried out differential screening of a cDNA library of BAT with a cDNA probe of white adipose tissue (WAT) and isolated one cDNA clone. It contained a single open reading frame of 2,316 bases which encodes a protein of 88.2 kDa. The predicted ami...

journal_title：FEBS letters

authors： Yamazaki N,Shinohara Y,Shima A,Terada H

更新日期：1995-04-17 00:00:00

abstract：:Two tandem cassettes, one containing the telomerase reverse transcriptase gene (hTERT) promoter upstream of a constitutively activated form of heat shock transcription factor 1 (cHSF1) and followed by the other containing the heat shock protein 70B (hsp70B) promoter (HSE) upstream of the cytosine deaminase (CD) gene, ...

journal_title：FEBS letters

authors： Wang J,Yao M,Zhang Z,Gu J,Zhang Y,Li B,Sun L,Liu X

更新日期：2003-07-10 00:00:00

abstract：:An Arabidopsis cDNA coding for a previously uncharacterized isoform of inorganic pyrophosphatase was isolated. It was used to complement an E. coli mutant, demonstrating that it coded for an active enzyme. MgCl(2) was necessary for the protein's activity, whilst NaF inhibited it. The K(m) for pyrophosphate and the pH ...

journal_title：FEBS letters

authors： Schulze S,Mant A,Kossmann J,Lloyd JR

更新日期：2004-05-07 00:00:00

abstract：:Sequence comparison based on Hydrophobic Cluster Analysis procedures shows that the extracellular approximately 200 amino acids domains of cytokines receptors belonging to the Cytokine/Growth hormone/Prolactin receptor family and to the Interferon one are organized in two homologous subdomains. Further, comparison of ...

journal_title：FEBS letters

authors： Thoreau E,Petridou B,Kelly PA,Djiane J,Mornon JP

更新日期：1991-04-22 00:00:00

abstract：:Creatine kinases (CK) play a prominent role in cell energy distribution through an energy shuttle between mitochondria and other organelles. Human brain CK was cloned and overexpressed in COS-7 cells. We then deleted His-65 and/or Pro-66 situated near the center of a flexible loop as shown by X-ray crystallography on ...

journal_title：FEBS letters

authors： Mourad-Terzian T,Steghens JP,Min KL,Collombel C,Bozon D

更新日期：2000-06-09 00:00:00

abstract：:A low resolution solution structure of the IIA domain of the Bacillus subtilis phosphoenolpyruvate-sugar phosphotransferase system (PTS) glucose permease has been determined using 945 inter-residue and 724 intra-residue distance constraints derived from three-dimensional 15N and 13C edited NOESY spectra. A total of 15...

journal_title：FEBS letters

authors： Fairbrother WJ,Gippert GP,Reizer J,Saier MH Jr,Wright PE

更新日期：1992-01-20 00:00:00

abstract：:African horse sickness virus (AHSV), a member of the orbivirus genus of the family Reoviridae, is an insect-vectored pathogen of horses of concern to the equine industry. Studies on AHSV replication and pathogenesis have been hampered by the lack of reverse genetics allowing targeted mutation of viral genomes. We demo...

journal_title：FEBS letters

authors： Matsuo E,Celma CC,Roy P

更新日期：2010-08-04 00:00:00

abstract：:Mitogen-activated protein kinase (MAPK) cascades play an important role in mediating stress responses in plants. In Arabidopsis, 20 MAPKs have been identified and classified into four major groups (A-D). Little is known about the role of group C MAPKs. We have studied the activation of Arabidopsis subgroup C1 MAPKs (A...

journal_title：FEBS letters

authors： Ortiz-Masia D,Perez-Amador MA,Carbonell J,Marcote MJ

更新日期：2007-05-01 00:00:00

abstract：:In eukaryotes, members of the Ero1 family control oxidative protein folding in the endoplasmic reticulum (ER). Yeast Ero1p is tightly associated with the ER membrane, despite cleavage of the leader peptide, the only hydrophobic sequence that could mediate lipid insertion. In contrast, human Ero1-Lalpha and a yeast mut...

journal_title：FEBS letters

authors： Pagani M,Pilati S,Bertoli G,Valsasina B,Sitia R

更新日期：2001-11-09 00:00:00

abstract：:Vitamin D3, cholecalciferol, induces cell-cell communication via gap junctions in murine fibroblasts (C3H/10T 1/2 cells) at concentrations between 0.01 and 1.0 microM, as assayed by the dye transfer method using Lucifer yellow CH. The extent of induction is similar to that obtained with the positive controls, canthaxa...

journal_title：FEBS letters

authors： Stahl W,Nicolai S,Hanusch M,Sies H

更新日期：1994-09-19 00:00:00

abstract：:Folding of nascent chains resembles the decoding of spoken language in that information is emitted as a unidirectional, one-dimensional string of elements, with higher structures and long-distance interactions emerging with time. Applying a "pseudolinguistic' analysis of structure to a set of all 36 possible six-stran...

journal_title：FEBS letters

authors： Gross M

更新日期：1996-07-29 00:00:00

abstract：:The tropomyosin-related kinase A (TrkA) receptor and its ligand, nerve growth factor (NGF), play crucial roles in the development and function of the nervous system. NGF is believed to activate TrkA by bridging two TrkA monomers, leading to TrkA transphosphorylation. However, here we show that the majority of TrkA rec...

journal_title：FEBS letters

authors： Shen J,Maruyama IN

更新日期：2011-01-21 00:00:00

abstract：:Neopterin is synthesized by human monocyte-derived macrophages primarily upon stimulation with the cytokine interferon-gamma. We studied the influence of neopterin on the generation of reactive oxygen species (ROS) in human peripheral blood neutrophils. Radical formation was measured using a biochemiluminometer. Neutr...

journal_title：FEBS letters

authors： Razumovitch JA,Semenkova GN,Fuchs D,Cherenkevich SN

更新日期：2003-08-14 00:00:00

abstract：:In the methylerythritol phosphate pathway for isoprenoid biosynthesis, the GcpE/IspG enzyme catalyzes the conversion of 2-C-methyl-d-erythritol 2,4-cyclodiphosphate into (E)-4-hydroxy-3-methylbut-2-enyl diphosphate. This reaction requires a double one-electron transfer involving a [4Fe-4S] cluster. A thylakoid prepara...

journal_title：FEBS letters

authors： Seemann M,Tse Sum Bui B,Wolff M,Miginiac-Maslow M,Rohmer M

更新日期：2006-03-06 00:00:00

abstract：:Chloride intracellular channel proteins (CLICs) are distinct from most ion channels in that they have both soluble and integral membrane forms. CLICs are highly conserved in chordates, with six vertebrate paralogues. CLIC-like proteins are found in other metazoans. CLICs form channels in artificial bilayers in a proce...

journal_title：FEBS letters

authors： Littler DR,Harrop SJ,Goodchild SC,Phang JM,Mynott AV,Jiang L,Valenzuela SM,Mazzanti M,Brown LJ,Breit SN,Curmi PM

更新日期：2010-05-17 00:00:00

abstract：:Phosphatase and tensin homolog deleted on chromosome 10 (PTEN) is known to act as a lipid phosphatase hydrolyzing phosphatidylinositol (PI)(3,4,5)P(3) to PI(4,5)P(2). Since the PI3-kinase product, PI(3,4,5)P(3), is an important second messenger leading to the metabolic action of insulin, PTEN functions as a potent neg...

journal_title：FEBS letters

authors： Ishihara H,Sasaoka T,Kagawa S,Murakami S,Fukui K,Kawagishi Y,Yamazaki K,Sato A,Iwata M,Urakaze M,Ishiki M,Wada T,Yaguchi S,Tsuneki H,Kimura I,Kobayashi M

更新日期：2003-11-20 00:00:00

abstract：:Antibodies generated against synthetic peptides that correspond to highly conserved sequence motifs in the annexins reacted with a variety of annexins from different species. These include Xenopus laevis and Drosophila melanogaster, which contain cross-reacting polypeptides of apparent Mr 34,000 and 30,000. As expecte...

journal_title：FEBS letters

authors： Gerke V

更新日期：1989-12-04 00:00:00