abstract：:The glutamate/aspartate transporter GLAST-1 is expressed in bone in vivo and also exists as a splice variant (GLAST-1a) in which exon 3 is excluded. Since GLAST-1 expression is regulated in bone in response to osteogenic mechanical stimuli in vivo and binding of glutamate to receptors on osteoblasts increases osteobla...

journal_title：Biochemical Society transactions

authors： Huggett JF,Mustafa A,O'neal L,Mason DJ

更新日期：2002-11-01 00:00:00

abstract：:Approximately 30-50% of individuals who are allergic to natural rubber latex (NRL) show an associated hypersensitivity to some plant-derived foods, especially freshly consumed fruits. This association of latex allergy and allergy to plant-derived foods is called latex-fruit syndrome. An increasing number of plant sour...

journal_title：Biochemical Society transactions

authors： Wagner S,Breiteneder H

更新日期：2002-11-01 00:00:00

abstract：:The short consensus/complement repeat (SCR) domain (also known as the complement control protein domain) is the most abundant domain type in the complement system. Crystal and NMR structures for proteins that contain single and multiple SCR domains have now been published. These contain inter-SCR linkers of between th...

journal_title：Biochemical Society transactions

authors： Perkins SJ,Gilbert HE,Aslam M,Hannan J,Holers VM,Goodship TH

更新日期：2002-11-01 00:00:00

abstract：:Fatty acid biosynthesis is catalysed in most bacteria by a group of highly conserved proteins known as the Type II fatty acid synthase (FAS) system. The Type II system organization is distinct from its mammalian counterpart and offers several unique sites for selective inhibition by antibacterial agents. There has bee...

journal_title：Biochemical Society transactions

authors： Marrakchi H,Zhang YM,Rock CO

更新日期：2002-11-01 00:00:00

abstract：:Sterol regulatory element-binding proteins (SREBPs) are a family of transcription factors that regulate lipid homoeostasis. Three SREBP isoforms control the expression of more than 30 genes required for the biosynthesis of cholesterol, fatty acids, triacylglycerols and phospholipids. The unique regulation and activati...

journal_title：Biochemical Society transactions

authors： Horton JD

更新日期：2002-11-01 00:00:00

abstract：:Numerous RNA molecules with new catalytic properties have been isolated from synthetic combinatorial libraries. A broad range of chemical reactions is catalysed, and nucleic acids can accelerate bond formation between small organic substrates. This review focuses on carbon-carbon bond formation accelerated by in vitro...

journal_title：Biochemical Society transactions

authors： Jäschke A,Stuhlmann F,Bebenroth D,Keiper S,Wombacher R

更新日期：2002-11-01 00:00:00

abstract：:14-3-3 proteins are involved in signalling processes in neuronal cells. Using isoform-specific antibodies we have examined the variation in 14-3-3 isoform neurolocation in normal and scrapie-infected murine brain and show that in defined areas of the brain there are significant changes associated with the pathology of...

journal_title：Biochemical Society transactions

authors： Baxter HC,Fraser JR,Liu WG,Forster JL,Clokie S,Steinacker P,Otto M,Bahn E,Wiltfang J,Aitken A

更新日期：2002-08-01 00:00:00

abstract：:We have identified two basic residues that are important for the recognition of secretin and vasoactive intestinal peptide (VIP) by their respective receptors. These two peptides containing an Asp residue at position 3 interacted with an arginine residue in transmembrane helix 2 (TM2) of the receptor, and the lysine r...

journal_title：Biochemical Society transactions

authors： Waelbroeck M,Perret J,Vertongen P,Van Craenenbroeck M,Robberecht P

更新日期：2002-08-01 00:00:00

abstract：:The binding sites on human IgG1 for human Fc gamma receptor (Fc gamma R) I, Fc gamma RIIa, Fc gamma RIIb, Fc gamma RIIIa and neonatal FcR have been mapped. A common set of IgG1 residues is involved in binding to all Fc gamma Rs, while Fc gamma RII and Fc gamma RIII utilize distinct sites outside this common set. In ad...

journal_title：Biochemical Society transactions

authors： Presta LG,Shields RL,Namenuk AK,Hong K,Meng YG

更新日期：2002-08-01 00:00:00

abstract：:As beta-secretase, memapsin 2 cleaves amyloid-beta precursor protein, which leads ultimately to the onset of Alzheimer's disease. As such, memapsin 2 is an excellent target of inhibitor drugs for the treatment of this disease. Here we describe the tools for memapsin 2 inhibitor design that have been developed and resu...

journal_title：Biochemical Society transactions

authors： Hong L,Turner RT 3rd,Koelsch G,Ghosh AK,Tang J

更新日期：2002-08-01 00:00:00

abstract：:There is increasing recognition that numerous neurodegenerative conditions have the same underlying pathogenetic mechanism, namely a change in protein conformation, where the beta-sheet content is increased. In Alzheimer's disease, amyloid deposition in the form of neuritic plaques and congophilic angiopathy is driven...

journal_title：Biochemical Society transactions

authors： Wisniewski T,Brown DR,Sigurdsson EM

更新日期：2002-08-01 00:00:00

abstract：:Chlorophyll metabolism is probably the most visible manifestation of life. In spite of this, chlorophyll catabolism has remained something of a mystery until about 10 years ago. At that time, the first non-green tetrapyrrolic chlorophyll breakdown products from higher plants were discovered, and the structure of the f...

journal_title：Biochemical Society transactions

authors： Kräutler B

更新日期：2002-08-01 00:00:00

abstract：:A combination of EXAFS, transmission electron microscopy and energy-dispersive X-ray was used to conduct a molecular and atomic analysis of the uranium complexes formed by Acidithiobacillus ferrooxidans. The results demonstrate that this bacterium accumulates uranium as phosphate compounds. We suggest that at toxic le...

journal_title：Biochemical Society transactions

authors： Merroun M,Hennig C,Rossberg A,Geipel G,Reich T,Selenska-Pobell S

更新日期：2002-08-01 00:00:00

abstract：:The pathogenic Neisseria have a siderophore-independent iron-uptake system reliant on a direct interaction between the bacterial cell and transferrin. In the meningococcus this uptake system is dependent on two surface-exposed transferrin-binding proteins. This short account will review our current knowledge of the tr...

journal_title：Biochemical Society transactions

authors： Evans RW,Oakhill JS

更新日期：2002-08-01 00:00:00

abstract：:Copper chaperones, soluble copper-binding proteins, are essential for ensuring proper distribution of copper to cellular compartments and to proteins requiring copper prosthetic groups. They are found in all eukaryotic organisms. Orthologues of the three copper chaperones characterized in yeast, ATX1, CCS and COX17, a...

journal_title：Biochemical Society transactions

authors： Wintz H,Vulpe C

更新日期：2002-08-01 00:00:00

abstract：:Iron, copper and zinc are essential metals for cell metabolism. Plants have evolved different schemes to efficiently mobilize low-solubility nutrients such as metals from their environment and to transport them between organs. In this review we highlight the divergences and convergences of the iron, copper and zinc up...

journal_title：Biochemical Society transactions

authors： Wintz H,Fox T,Vulpe C

更新日期：2002-08-01 00:00:00

abstract：:Virtual screening is being routinely used as an integral part of today's hit-identification strategies for, on one hand, prioritizing large corporate screening collections and, on the other hand, to extend the scope of screening to external databases. A brief description of the essential elements required for virtual ...

journal_title：Biochemical Society transactions

authors： Mestres J

更新日期：2002-08-01 00:00:00

abstract：:Glucose 6-phosphate is an intermediate of pathways of glucose utilization and production as well as a regulator of enzyme activity and gene expression. Studies on the latter functions are in part based on measurement of the glucose 6-phosphate content in a whole-cell extract. Several studies have suggested that there ...

journal_title：Biochemical Society transactions

authors： Agius L,Centelles J,Cascante M

更新日期：2002-04-01 00:00:00

abstract：:Protein biochips are emerging in two distinct formats. The first involves high-density immobilized arrays of recognition molecules (e.g. antibodies), where target binding is monitored indirectly (e.g. via fluorescence). This technology is in its infancy, being limited by the availability of suitable binding molecules ...

journal_title：Biochemical Society transactions

authors： Chapman K

更新日期：2002-04-01 00:00:00

abstract：:The ribosome translates the genetic information of an mRNA molecule into a sequence of amino acids. The ribosome utilizes tRNAs to connect elements of the RNA and protein worlds during protein synthesis, i.e. an anticodon as a unit of genetic information with the corresponding amino acid as a building unit of proteins...

journal_title：Biochemical Society transactions

authors： Márquez V,Wilson DN,Nierhaus KH

更新日期：2002-04-01 00:00:00

abstract：:Fibrotic disorders of the liver, kidney and lung are associated with excessive deposition of extracellular matrix proteins and ongoing coagulation-cascade activity. In addition to their critical roles in blood coagulation, thrombin and the immediate upstream coagulation proteases, Factors Xa and VIIa, influence numero...

journal_title：Biochemical Society transactions

authors： Chambers RC,Laurent GJ

更新日期：2002-04-01 00:00:00

abstract：:In the intracellular microenvironment of active muscle tissue, high rates of respiration are maintained at near-limiting oxygen concentrations. The respiration of isolated heart mitochondria is a hyperbolic function of oxygen concentration and half-maximal rates were obtained at 0.4 and 0.7 microM O(2) with substrates...

journal_title：Biochemical Society transactions

authors： Gnaiger E,Kuznetsov AV

更新日期：2002-04-01 00:00:00

abstract：:AMP-activated protein kinase (AMPK) is a regulator of cellular metabolism in response to changes in the energy status of the cells. AMPK was known to shut down energy-consuming pathways in response to a fall in the ATP/AMP ratio by phosphorylating key enzymes of intermediate metabolism. Here we will discuss the recent...

journal_title：Biochemical Society transactions

authors： Leclerc I,Viollet B,da Silva Xavier G,Kahn A,Rutter GA

更新日期：2002-04-01 00:00:00

abstract：:mRNA instability is an intrinsic property that permits timely changes in gene expression by limiting the lifetime of a transcript. The RNase e of Escherichia coli is a single-strand-specific endo-nuclease involved in the processing of rRNA and the degradation of mRNA. A nucleolytic multi-enzyme complex now known as th...

journal_title：Biochemical Society transactions

authors： Carpousis AJ

更新日期：2002-04-01 00:00:00

abstract：:DNA damage is one of the most acute threats to cellular homeostasis and life. The cell responds to such damage by activating a vast array of responses, ranging from DNA repair to numerous signalling pathways, which temporarily slow down the cellular life cycle while the damage is being repaired. Sophisticated relays c...

journal_title：Biochemical Society transactions

authors： Shiloh Y

更新日期：2001-11-01 00:00:00

abstract：:Glutamate transporters are essential for terminating synaptic excitation and for maintaining extracellular glutamate concentrations below neurotoxic levels. These transporters also mediate a thermodynamically uncoupled chloride flux that is activated by two of the molecules that they transport - sodium and glutamate. ...

journal_title：Biochemical Society transactions

authors： Kanner BI,Kavanaugh MP,Bendahan A

更新日期：2001-11-01 00:00:00

abstract：:Mice devoid of the original uncoupling protein UCP1 have provided opportunities to delineate UCP1 function in a series of biochemical and physiological contexts. The isolated brown-fat mitochondria from such mice are fully coupled (without the addition of GDP), but still exhibit a depressed capacity for ATP synthesis....

journal_title：Biochemical Society transactions

authors： Nedergaard J,Golozoubova V,Matthias A,Shabalina I,Ohba K,Ohlson K,Jacobsson A,Cannon B

更新日期：2001-11-01 00:00:00

abstract：:Uncoupling protein 2 (UCP2) mRNA is expressed in a panoply of tissues, including the brain, where it is widely distributed. In the mouse brain, it is expressed in the hypothalamus (suprachiasmatic, paraventricular, dorsomedial, ventromedial and arcuate nuclei), the thalamus (submedius nucleus) and the brain-stem (dors...

journal_title：Biochemical Society transactions

authors： Richard D,Clavel S,Huang Q,Sanchis D,Ricquier D

更新日期：2001-11-01 00:00:00

abstract：:The completely sequenced genome of the cyanobacterium Synechocystis PCC 6803 contains several open reading frames, of which the deduced amino acid sequences show similarities to proteins known to be involved in FeS cluster synthesis of nitrogenase (Nif proteins) and other FeS proteins (Isc proteins). In this article, ...

journal_title：Biochemical Society transactions

authors： Seidler A,Jaschkowitz K,Wollenberg M

更新日期：2001-08-01 00:00:00

abstract：:The study of regulated exocytosis uniquely allows the direct measurement of intracellular membrane fusion events in real time. We have exploited this to examine factors that regulate not only the extent but also the dynamics of single fusion/release events. The general strategy used has been to assess exocytosis in tr...

journal_title：Biochemical Society transactions

authors： Burgoyne RD,Fisher RJ,Graham ME,Haynes LP,Morgan A

更新日期：2001-08-01 00:00:00

abstract：:The physiological roles of insulin and insulin-like growth factors (IGFs) are distinct, with insulin acting to regulate cellular uptake and metabolism of fuels, whereas IGFs promote cell growth, survival and differentiation. The only components of signalling pathways known to be unique to insulin and IGFs are their re...

journal_title：Biochemical Society transactions

authors： Siddle K,Ursø B,Niesler CA,Cope DL,Molina L,Surinya KH,Soos MA

更新日期：2001-08-01 00:00:00

abstract：:Crystal structures combined with biochemical data show that the delta-endotoxins from Bacillus thuringiensis are structurally poised towards large-scale, irreversible conformational changes that transform them from the soluble protein bound at the cell surface into a membrane-embedded form causing lysis of susceptible...

journal_title：Biochemical Society transactions

authors： Li J,Derbyshire DJ,Promdonkoy B,Ellar DJ

更新日期：2001-08-01 00:00:00

abstract：:The 'fusion peptides' of a group of enveloped viruses that includes influenza, paramyxo-, retro-and filo-viruses are N-terminal regions of their membrane fusion proteins generated by cleavage of non-functional precursors. For the influenza membrane fusion protein, haemagglutinin (HA), the three-dimensional structures ...

journal_title：Biochemical Society transactions

authors： Skehel JJ,Cross K,Steinhauer D,Wiley DC

更新日期：2001-08-01 00:00:00

abstract：:The spliceosome is a macromolecular machine that carries out the excision of introns from eukaryotic pre-mRNAs and splicing together of exons. Four large RNA-protein complexes, called the U1, U2, U4/U6 and U5 small nuclear ribonucleoprotein particles (snRNPs), and some non-snRNP proteins assemble around three short co...

journal_title：Biochemical Society transactions

authors： Nagai K,Muto Y,Pomeranz Krummel DA,Kambach C,Ignjatovic T,Walke S,Kuglstatter A

更新日期：2001-05-01 00:00:00

abstract：:Human adipose tissue has an important protein secretory function. Cytokines, hormones, prohormones and enzymes are secreted from fat cells and act in an endocrine or paracrine fashion. The production of several of these proteins is affected by obesity; normally there is an increase in the obese state. Protein producti...

journal_title：Biochemical Society transactions

authors： Arner P

更新日期：2001-05-01 00:00:00

abstract：:Cytochrome P450 (CYP) enzymes represent a large superfamily that displays extraordinarily diverse substrate specificities. After a concise review about CYPs of the CYP1A subfamily, which plays a crucial role in procarcinogen activation, this paper presents segment-directed mutagenesis. This approach generates a librar...

journal_title：Biochemical Society transactions

authors： Urban P,Jobert AS,Lainé R,Pompon D

更新日期：2001-05-01 00:00:00

abstract：:The human RAD30B gene has recently been shown to encode a novel DNA polymerase, DNA polymerase iota (poliota). The role of poliota within the cell is presently unknown, and the only clues to its cellular function come from its biochemical characterization in vitro. The aim of this short review is, therefore, to summar...

journal_title：Biochemical Society transactions

authors： Tissier A,Frank EG,McDonald JP,Vaisman A,Fernàndez de Henestrosa AR,Boudsocq F,McLenigan MP,Woodgate R

更新日期：2001-05-01 00:00:00

abstract：:The binding sites of the oestrogen receptors alpha and beta have a structural requirement for ligands with two oxygen atoms (one of which is phenolic) spaced 11-12 A apart. They are open to many non-steroidal compounds, such as those from plants and the chemical industry. The importance of this interaction is the subj...

journal_title：Biochemical Society transactions

authors： Barnes S

更新日期：2001-05-01 00:00:00

abstract：:Mammalian peroxisomes degrade fatty carboxylates via two pathways, beta-oxidation and, as shown more recently, alpha-oxidation. The latter process consists of an activation step, followed by a hydroxylation at position 2 and cleavage of the 2-hydroxyacyl-CoA, generating formyl-CoA (precursor of formate/CO(2)) and, in ...

journal_title：Biochemical Society transactions

authors： Van Veldhoven PP,Casteels M,Mannaerts GP,Baes M

更新日期：2001-05-01 00:00:00

abstract：:Reactive oxygen species (ROS) were originally thought to only be released by phagocytic cells during their role in host defence. It is now clear that ROS have a cell signalling role in many biological systems, both in animals and in plants. ROS induce programmed cell death or necrosis, induce or suppress the expressio...

journal_title：Biochemical Society transactions

authors： Hancock JT,Desikan R,Neill SJ

更新日期：2001-05-01 00:00:00