Identification and characterization of functional domains in a mixed lineage kinase LZK.

abstract：:We present a new water selective pulse sequence allowing rapid determination of exchange rates of labile protons on the millisecond time scale. Using diffusion measurements, exchange rates of resolved protons can be determined without prior knowledge of relaxation parameters in a short overnight experiment. The use of...

journal_title：FEBS letters

authors： Böckmann A,Guittet E

更新日期：1997-11-24 00:00:00

abstract：:We report the molecular analysis of the transthyretin gene in a large Italian pedigree with familial amyloidotic polyneuropathy and demonstrate the presence of a Met30 mutation. The usefulness of the genetic analysis in the identification of presymptomatic persons and the diagnosis of individuals with partial symptoms...

journal_title：FEBS letters

authors： Strocchi P,Tang XM,Cambi F

更新日期：1995-02-13 00:00:00

abstract：:Here we report the first crystal structure of a protein, AmyA, a secretory alpha-amylase isolated from Halothermothrix orenii, which is both halophilic and thermophilic. The crystal structure was determined at 1.6 A resolution. AmyA lacks the conserved acidic surface, which is considered essential for protein stabilit...

journal_title：FEBS letters

authors： Sivakumar N,Li N,Tang JW,Patel BK,Swaminathan K

更新日期：2006-05-15 00:00:00

abstract：:A 15-ns molecular dynamics simulation of the fully hydrated liquid-crystalline dimyristoylphosphatidylcholine-cholesterol (DMPC-Chol) bilayer containing approximately 22 mol% Chol was carried out. The generated trajectory was analysed to investigate the mechanism of the Chol condensing effect on DMPC hydrocarbon chain...

journal_title：FEBS letters

authors： Róg T,Pasenkiewicz-Gierula M

更新日期：2001-07-27 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：:Despite their differential cell tropisms, HIV-1 and HCV dramatically influence disease progression in coinfected patients. Macrophages are important target cells of HIV-1. We hypothesized that secreted HCV core protein might modulate HIV-1 replication. We demonstrate that HCV core significantly enhances HIV-1 replicat...

journal_title：FEBS letters

authors： Swaminathan G,Pascual D,Rival G,Perales-Linares R,Martin-Garcia J,Navas-Martin S

更新日期：2014-09-17 00:00:00

abstract：:The binding of phosphatidylinositol(4,5)-bisphosphate (PI(4,5)P(2)) to profilin at a region distinct from the actin interaction surface is demonstrated by experiments with covalently cross-linked profilin:beta-actin. The result is in agreement with observations made with several mutant profilins and provides strong ev...

journal_title：FEBS letters

authors： Skare P,Karlsson R

更新日期：2002-07-03 00:00:00

abstract：:There is evidence that CCK-8 may interact with opioids and that both systems are probably implicated in pain modulation. In order to elucidate this relationship we sought to examine factors governing the movement of CCK-8 from the spinal cord into the extracellular space. We report that CCK-8 like immunoreactivity, as...

journal_title：FEBS letters

authors： Rodríguez RE,Sacristán MP

更新日期：1989-07-03 00:00:00

abstract：:Reticulocyte-type 15-lipoxygenase is known to dioxygenate phospholipids without preceding action of phospholipases A2 (PLA2). Therefore we studied the reaction of the secretory PLA2s (sPLA2) from pancreas and snake venom, and of the human cytosolic PLA2 (cPLA2) with 1-palmitoyl-2-arachidonoyl phosphatidylcholine (PAPC...

journal_title：FEBS letters

authors： Chaitidis P,Schewe T,Sutherland M,Kühn H,Nigam S

更新日期：1998-09-04 00:00:00

abstract：:To search for negative regulatory components of the NF-kappaB activation pathways, we mutagenized Rat-1 fibroblasts and established a stable mutant cell line with a constitutive NF-kappaB activity. This mutant cell line, designated as TK26, showed permanently elevated I kappa B kinase (IKK) activity and a genetically ...

journal_title：FEBS letters

authors： Chinanonwait N,Miura H,Yamamoto N,Yamaoka S

更新日期：2002-11-20 00:00:00

abstract：:The structure and organization of five genes responsible for the synthesis of six isoforms of short-chain alpha-neurotoxins in Pseudonaja textilis venom are reported in this paper. This also forms the first report which describes the synthesis of two neurotoxin mRNA variants from one of these genes (Pt-sntx1) as a res...

journal_title：FEBS letters

authors： Gong N,Armugam A,Jeyaseelan K

更新日期：2000-05-19 00:00:00

abstract：:Transcriptional co-activators, co-repressors and chromatin remodeling machines are essential elements in the transcriptional programs directed by the master adipogenic transcription factor PPARgamma. Many of these components have orthologs in other organisms, where they play roles in development and pattern formation,...

journal_title：FEBS letters

authors： Denis GV,Nikolajczyk BS,Schnitzler GR

更新日期：2010-08-04 00:00:00

abstract：:We describe here a 70 kDa transcription factor A1F-B, which preferentially binds to an element encompassing a CCAAT motif on the rat aldolase B promoter. Comparison of binding specificities, relative molecular masses, and subunit compositions with those of other known CCAAT-binding factors indicated that A1F-B is a no...

journal_title：FEBS letters

authors： Tsutsumi K,Ito K,Yabuki T,Ishikawa K

更新日期：1993-04-19 00:00:00

abstract：:The sequence of the 18 S rRNA of Tenebrio molitor is reported. A detailed secondary structure model for eukaryotic small subunit rRNAs is proposed. The model comprises 48 universal helices that eukaryotic and prokaryotic small subunit rRNAs have in common, plus a number of helices in areas of variable secondary struct...

journal_title：FEBS letters

authors： Hendriks L,De Baere R,Van Broeckhoven C,De Wachter R

更新日期：1988-05-09 00:00:00

abstract：:Exposing a macrophage-like murine cell line to copper-oxidised low-density lipoprotein led to DNA fragmentation which was inhibited by the putative Ca2+/Mg2+ endonuclease inhibitor, zinc sulphate. DNA fragmentation preceded loss of membrane impermeability. These results suggest that apoptosis may be a mechanism of mac...

journal_title：FEBS letters

authors： Reid VC,Hardwick SJ,Mitchinson MJ

更新日期：1993-10-18 00:00:00

abstract：:Isolation and characterization of the cDNA coding for the 216-residue Xenopus laevis prion protein is reported. Existence of this protein in amphibians was suggested by an EST fragment (accession number BG813008), while a conclusive demonstration is presented here. This protein exhibits a higher identity level to avia...

journal_title：FEBS letters

authors： Strumbo B,Ronchi S,Bolis LC,Simonic T

更新日期：2001-11-16 00:00:00

abstract：:The purpose of this investigation was to study the effect on cap structure for trans-splicing in mammalian cells. The early SV40 Bst/Bam pre-mRNA (cRNA) was synthesized in vitro in both capped (cap-Bst/Bam-cRNA) and non-capped (Bst/Bam-cRNA) versions and microinjected into the nuclei of TC7 cells. Trans-splicing was m...

journal_title：FEBS letters

authors： Graessmann M,Eul J,Berg B,Zimmermann C,Graessmann A

更新日期：1996-09-30 00:00:00

abstract：:It is known that narcotic antagonists interact with many cholinergic pathways but less in known about specific mechanisms. Using neonatal rat myoballs to study single channel behaviour of the acetylcholinegated nicotinic receptor, it was found that micromolar concentrations of naltrexone had no effect on channel condu...

journal_title：FEBS letters

authors： Madsen BW,Albuquerque EX

更新日期：1985-03-11 00:00:00

abstract：:Using specific antisera, the expression of the G protein alpha subunits, G8, G(i1), G(i2), G(i3) and G0, were determined in 3T3-F442A cells during their differentiation to adipocytes in a hormonally defined medium. Differentiation caused distinct increases in the expression of two Gs isoforms and decreases in the expr...

journal_title：FEBS letters

authors： Kilgour E,Anderson NG

更新日期：1993-08-16 00:00:00

abstract：:Telomerase is a multimolecular complex of reverse transcriptase, RNA template, and regulatory proteins. It has two known functions: catalysis of the addition of [TTAGGG] repeats to telomeric DNA and the activation of various genes controlling cell proliferation. The possible coordination of these two functions is a ke...

journal_title：FEBS letters

authors： Wolfrom C,Martin OC,Laurent M,Deschatrette J

更新日期：2007-01-09 00:00:00

abstract：:Jun activation domain-binding protein 1 (Jab1) is a coactivator of activating protein-1 (AP-1) and is the fifth component of the COP9 signalosome complex. It interacts with a variety of proteins and plays important roles in diverse signaling pathways and cellular function including oncogenesis. We show here that Jab1 ...

journal_title：FEBS letters

authors： Wang H,Sun X,Luo Y,Lin Z,Wu J

更新日期：2006-10-30 00:00:00

abstract：:Ceramide-1-phosphate (CER-1-P) is emerging as a novel bioactive sphingolipid. It is formed by phosphorylation of ceramide catalyzed by ceramide kinase, and has been implicated in different cellular processes. Cer-1-P is mitogenic for fibroblasts, blocks apoptosis in macrophages, controls phagocytosis in neutrophils, a...

journal_title：FEBS letters

authors： Gómez-Muñoz A

更新日期：2004-03-26 00:00:00

abstract：:We have recently developed an in vitro differentiation model of immortalized non-transformed human hepatocytes using butyrate, and observed the induction of inducible NO synthase (iNOS). In this study, we analyzed the effect of NO on the urea-synthetic capacity of these cells. The inhibition of iNOS during butyrate tr...

journal_title：FEBS letters

authors： Yoon JH,Lee HS,Kim TH,Woo GH,Kim CY

更新日期：2000-06-02 00:00:00

abstract：:The open reading frame YLR070c of Saccharomyces cerevisiae has high sequence similarity to S. cerevisiae sorbitol dehydrogenase and to xylitol dehydrogenase of Pichia stipitis. Overexpression of this open reading frame in S. cerevisiae resulted in xylitol dehydrogenase activity. The enzyme is specific for NADH. The fo...

journal_title：FEBS letters

authors： Richard P,Toivari MH,Penttilä M

更新日期：1999-08-20 00:00:00

abstract：:4-Picoloine-2,2':6',2"-terpyridine-platinum(II) is shown in a ligation assay to unwind and so intercalate into DNA. Circular dichroism is used to determine an equilibrium binding constant of approximately 2 x 10(7) M(-1) for the most stable binding mode of 4-picoline-2,2':6',2"-terpyridine-platinum(II) to poly[d(A-T)2...

journal_title：FEBS letters

authors： McCoubrey A,Latham HC,Cook PR,Rodger A,Lowe G

更新日期：1996-02-12 00:00:00

abstract：:tRNAs play a central role in protein translation, acting as the carrier of amino acids. By cloning microRNAs, we unexpectedly obtained some tRNA fragments generated by tRNA cleavage in the anticodon loop. These tRNA fragments are present in many cell lines and different mouse tissues. In addition, various stress condi...

journal_title：FEBS letters

authors： Fu H,Feng J,Liu Q,Sun F,Tie Y,Zhu J,Xing R,Sun Z,Zheng X

更新日期：2009-01-22 00:00:00

abstract：:Lys601 in NADPH-cytochrome P-450 reductase is modified by reductive alkylation with pyridoxal 5'-phosphate (pyridoxylation). Lys601 is protected against modification by the cosubstrate NADP(H). ...

journal_title：FEBS letters

authors： Müller K,Linder D,Lumper L

更新日期：1990-01-29 00:00:00

abstract：:Native and carotenoid-depleted peripheral purple bacterial light-harvesting complex (LH2) were investigated by simultaneous two-photon excited (between 1300-1500 nm) fluorescence (TPF). TPF results from direct bacteriochlorophyll excitation in both samples. The spectral position of the 2A(g)(-) state of rhodopin [corr...

journal_title：FEBS letters

authors： Krikunova M,Kummrow A,Voigt B,Rini M,Lokstein H,Moskalenko A,Scheer H,Razjivin A,Leupold D

更新日期：2002-09-25 00:00:00

abstract：:We have recently reported a neural variant of microtubule-associated protein 4 with a short pro-rich region (MAP4-SP). Here, we show that the neural MAP4 has reduced microtubule-stabilizing activity, compared to the ubiquitous MAP4 with a long pro-rich region (MAP4-LP), both in vitro and in vivo. Fluorescence recovery...

journal_title：FEBS letters

authors： Hasan MR,Jin M,Matsushima K,Miyamoto S,Kotani S,Nakagawa H

更新日期：2006-06-12 00:00:00

abstract：:6-Photocholesterol, a new photoactivatable analog of cholesterol in which a diazirine functionality replaces the 5,6-double bond in the steroid nucleus, was used recently to identify cholesterol-binding proteins in neuroendocrine cells [Thiele, C., Hannah, M.J., Farenholz, F. and Huttner, W.B. (2000) Nat. Cell Biol. 2...

journal_title：FEBS letters

authors： Mintzer EA,Waarts BL,Wilschut J,Bittman R

更新日期：2002-01-16 00:00:00