Sphingomyelin chain length influences the distribution of GPI-anchored proteins in rafts in supported lipid bilayers.

abstract：:Neurotransmitter receptor trafficking in and out synapses has emerged as a key process to regulate synaptic transmission during synaptic development and plasticity both at excitatory and inhibitory synapses. Lateral diffusion of surface neurotransmitter receptors has recently emerged as a key pathway to regulate recep...

journal_title：Molecular membrane biology

authors： Groc L,Choquet D

更新日期：2008-05-01 00:00:00

abstract：:The transverse distribution of phosphatidylglycerol (PG) across the inner membrane of Escherichia coli was studied. The oxidation of PG by periodate was used to discriminate between the PG present in the cytoplasmic and in the periplasmic leaflet of the inner membrane. Applied to large unilamellar vesicles derived of ...

journal_title：Molecular membrane biology

authors： Huijbregts RP,de Kroon AI,de Kruijff B

更新日期：1997-01-01 00:00:00

abstract：:2B is a 99 amino acid membrane protein encoded by enteroviruses such as polio and coxsackie viruses with two transmembrane domains. The protein is found to make membranes of infected cells permeable. Using a computational approach which positions the models and assesses stability by molecular dynamics (MD) simulations...

journal_title：Molecular membrane biology

authors： Patargias G,Barke T,Watts A,Fischer WB

更新日期：2009-08-01 00:00:00

abstract：:Membrane microdomains enriched in cholesterol, sphingolipids (rafts), and specific proteins are involved in important physiological functions. However their structure, size and stability are still controversial. Given that detergent-resistant membranes (DRMs) are in the liquid-ordered state and are rich in raft-like c...

journal_title：Molecular membrane biology

authors： Casadei BR,De Oliveira Carvalho P,Riske KA,Barbosa Rde M,De Paula E,Domingues CC

更新日期：2014-09-01 00:00:00

abstract：:Hereditary spherocytosis (HS), a common human inherited haemolytic anaemia, is associated with partial deficiency of different erythrocyte membrane proteins. In a subset of dominant HS, a partial membrane expression deficiency of band 3, the erythrocyte anion exchanger (AE1), have previously been characterized, and se...

journal_title：Molecular membrane biology

authors： Dhermy D,Burnier O,Bourgeois M,Grandchamp B

更新日期：1999-10-01 00:00:00

abstract：:Trypsin activation of Cry4B, a 130-kDa Bacillus thuringiensis (Bt) protein, produces a 65-kDa toxin active against mosquito larvae. The active toxin is made of two protease resistant-products of ca. 45 kDa and ca. 20 kDa. The cloned 21-kDa fragment consisting of the N-terminal region of the toxin was previously shown ...

journal_title：Molecular membrane biology

authors： Puntheeranurak T,Uawithya P,Potvin L,Angsuthanasombat C,Schwartz JL

更新日期：2004-01-01 00:00:00

abstract：:Time and distance scales in membranes are discussed in relation to the inference of domain structure from spectroscopic measurements. Each type of spectroscopy has a natural time scale set by the magnitude of the interactions that determine the spectral width. For fluid membranes, the lateral diffusion of the lipid mo...

journal_title：Molecular membrane biology

authors： Bloom M,Thewalt JL

更新日期：1995-01-01 00:00:00

abstract：:In hair cells of the inner ear, phosphatidylserine (PS), detected with fluorescent annexin V labeling, was rapidly exposed on the external leaflet of apical plasma membranes upon dissection of the organ of Corti. PS externalization was unchanged by caspase inhibition, suggesting that externalization did not portend ap...

journal_title：Molecular membrane biology

authors： Shi X,Gillespie PG,Nuttall AL

更新日期：2007-01-01 00:00:00

abstract：:Elucidating the detailed mechanism of activation of membrane protein receptors and their ligand binding is essential for structure-based drug design. Membrane protein crystal structure analysis successfully aids in understanding these fundamental molecular interactions. However, protein crystal structure analysis of t...

journal_title：Molecular membrane biology

authors： Hirozane Y,Motoyaji T,Maru T,Okada K,Tarui N

更新日期：2014-08-01 00:00:00

abstract：:Flavonoids are ubiquitous polyphenolic compounds, found in vascular plants, which are endowed with a large variety of biological effects. Some of these effects have been assumed to result from interactions with the cell plasma membrane. In order to investigate the nature of these interactions a fluorescence study was ...

journal_title：Molecular membrane biology

authors： Lenne-Gouverneur AF,Lobstein A,Haan-Archipoff G,Duportail G,Anton R,Kuhry JG

更新日期：1999-04-01 00:00:00

abstract：:The number of Signal Peptidase I (SPasel) molecules per E. coli cell was determined using western blot techniques. Different strains were found to contain approximately 1000 SPasel molecules per cell during exponential growth. Based on the activity of SPasel in vitro it could be estimated that this amount is sufficien...

journal_title：Molecular membrane biology

authors： van Klompenburg W,Whitley P,Diemel R,von Heijne G,de Kruijff B

更新日期：1995-10-01 00:00:00

abstract：:TGN38 is a heavily glycosylated, type I integral membrane protein which is predominantly localized to the trans Golgi network (TGN), but which constitutively traffics between the TGN and the cell surface. The trafficking of TGN38 has been extensively studied in non-polarized cells, and a short, tyrosine-based, peptide...

journal_title：Molecular membrane biology

authors： Reaves BJ,Roquemore EP,Luzio JP,Banting G

更新日期：1998-07-01 00:00:00

abstract：:The present review introduces the concept of 'non-permanent membrane proteins', to encompass the wide variety of proteins that are not found in a stable membrane-bound form under physiological conditions, yet they interact with the membrane at some stage of their specific course of action. Non-permanent membrane prote...

journal_title：Molecular membrane biology

authors： Goñi FM

更新日期：2002-10-01 00:00:00

abstract：:We have previously shown that a mixture of cerebrosides obtained from dried tubers of herb Typhonium giganteum Engl. plays a neuroprotective role in the ischemic brain through its effect on activation of BK(Ca) channels. It is very curious to know whether a single pure cerebroside compound could activate the BK(Ca) ch...

journal_title：Molecular membrane biology

authors： Xu H,Qi J,Wang G,Deng H,Qi Z

更新日期：2011-02-01 00:00:00

abstract：:Membrane proteins are intrinsically involved in both human and pathogen physiology, and are the target of 60% of all marketed drugs. During the past decade, advances in the studies of membrane proteins using X-ray crystallography, electron microscopy and NMR-based techniques led to the elucidation of over 250 unique m...

journal_title：Molecular membrane biology

authors： Simmons KJ,Gotfryd K,Billesbølle CB,Loland CJ,Gether U,Fishwick CW,Johnson AP

更新日期：2013-03-01 00:00:00

abstract：:Membrane proteins are ubiquitous in biology and are key targets for therapeutic development. Despite this, our structural understanding has lagged behind that of their soluble counterparts. This review provides an overview of this important field, focusing in particular on the recent resurgence of electron microscopy ...

journal_title：Molecular membrane biology

authors： Rawson S,Davies S,Lippiat JD,Muench SP

更新日期：2016-03-01 00:00:00

abstract：:The transporter SbtA is a high affinity Na+-dependent HCO3- uptake system present in a majority of cyanobacterial clades. It functions in conjunction with CO2 uptake systems and other HCO3- uptake systems to allow cyanobacteria to accumulate high levels of HCO3- used to support efficient photosynthetic CO2 fixation vi...

journal_title：Molecular membrane biology

authors： Price GD,Shelden MC,Howitt SM

更新日期：2011-08-01 00:00:00

abstract：:A lactate permease was biochemically identified in Candida albicans RM1000 presenting the following kinetic parameters at pH 5.0: Km 0.33+/-0.09 mM and Vmax 0.85+/-0.06 nmol s(-1) mg dry wt(-1). Lactate uptake was competitively inhibited by pyruvic and propionic acids; acetic acid behaved as a non-competitive substrat...

journal_title：Molecular membrane biology

authors： Soares-Silva I,Paiva S,Kötter P,Entian KD,Casal M

更新日期：2004-11-01 00:00:00

abstract：:Calpain, an intracellular calcium-dependent protease, is activated at cell membranes and cleaves cytoskeletal and submembranous proteins. Calpain is inferred to be a calcium-dependent regulator for cytoskeletal reorganization. Calpastatin, an endogenous calpain inhibitor, inhibits not only the proteolytic activity of ...

journal_title：Molecular membrane biology

authors： Kawasaki H,Kawashima S

更新日期：1996-10-01 00:00:00

abstract：:Homotypic fusion between early endosomes can be reconstituted in vitro. By using wortmannin and LY294002, inhibitors of phosphatidylinositol (Pl) 3-kinase, a requirement for this activity has been established in order for fusion to proceed efficiently. It has been shown that Pl 3-kinase activity is required downstream...

journal_title：Molecular membrane biology

authors： Mills IG,Jones AT,Clague MJ

更新日期：1999-01-01 00:00:00

abstract：:Spontaneous membrane adsorption, folding and insertion of the synthetic WALP16 and KALP16 peptides was studied by computer simulations starting from completely extended conformations. The peptides were simulated using an unmodified all-atom force field in combination with an efficient Monte Carlo sampling algorithm. T...

journal_title：Molecular membrane biology

authors： Ulmschneider MB,Ulmschneider JP

更新日期：2008-04-01 00:00:00

abstract：:PagP is a bacterial outer membrane protein consisting of an 8 stranded transmembrane beta-barrel and an N-terminal alpha-helix. It is an enzyme which catalyses transfer of a palmitoyl chain from a phospholipid to lipid A. Molecular dynamics simulations have been used to compare the dynamic behaviour in simulations sta...

journal_title：Molecular membrane biology

authors： Cox K,Sansom MS

更新日期：2009-05-01 00:00:00

abstract：:Glu-269, which is located on the hydrophilic face of putative helix VIII in the lactose permease of Escherichia coli, has been replaced with Asp, Gln or Cys by oligonucleotide-directed, site specific mutagenesis. Cells expressing Asp-269 permease exhibit no lactose accumulation or lactose-induced H+ translocation, but...

journal_title：Molecular membrane biology

authors： Ujwal ML,Sahin-Tóth M,Persson B,Kaback HR

更新日期：1994-01-01 00:00:00

abstract：:Organellar and cytosolic pH homeostasis is central to most cellular processes, including vesicular trafficking, post-translational modification/processing of proteins, and receptor-ligand interactions. SLC9A7 (NHE7) was identified as a unique (Na+, K+)/H+ exchanger that dynamically cycles between the trans-Golgi netwo...

journal_title：Molecular membrane biology

authors： Kagami T,Chen S,Memar P,Choi M,Foster LJ,Numata M

更新日期：2008-08-01 00:00:00

abstract：:Gap junctions are plasma membrane spatial microdomains constructed of assemblies of channel proteins called connexins in vertebrates and innexins in invertebrates. The channels provide direct intercellular communication pathways allowing rapid exchange of ions and metabolites up to approximately 1 kD in size. Approxim...

journal_title：Molecular membrane biology

authors： Evans WH,Martin PE

更新日期：2002-04-01 00:00:00

abstract：:ADP-ribosylation factor related protein 1 (ARFRP1) is a member of the ARF-family of GTPases which operate as molecular switches in the regulation of intracellular protein traffic. Deletion of the mouse Arfrp1 gene leads to embryonic lethality during early gastrulation, suggesting that ARFRP1 is required for cell adhes...

journal_title：Molecular membrane biology

authors： Zahn C,Hommel A,Lu L,Hong W,Walther DJ,Florian S,Joost HG,Schürmann A

更新日期：2006-11-01 00:00:00

abstract：:A structural characterization of a synthetic peptide corresponding to the fourth transmembrane domain (M4-TMD) of the gamma-subunit of the nicotinic acetylcholine receptor from Torpedo californica has been undertaken. Solid-state NMR and CD spectroscopy studies indicate that upon reconstitution into lipid vesicles or ...

journal_title：Molecular membrane biology

authors： Williamson PT,Zandomeneghi G,Barrantes FJ,Watts A,Meier BH

更新日期：2005-11-01 00:00:00

abstract：:Treatment of BHK fibroblasts with V. cholerae sialidase for 20 min caused the breakdown of about 70% of total cellular ganglioside GM3 and the production of an approximately equivalent amount of lactosylceramide. On removal of the enzyme, a slow resynthesis of GM3 from lactosylceramide was observed, equivalent to abou...

journal_title：Molecular membrane biology

authors： Sillence DJ,Allan D

更新日期：1998-10-01 00:00:00

abstract：:Palmitoylation is required for the activities of several cancer-associated proteins, making the palmitoyl acyltransferase (PAT) enzymes that catalyze these reactions potential targets for anticancer therapeutics. In this study, we sought to identify and characterize a human PAT with activity toward N-terminally myrist...

journal_title：Molecular membrane biology

authors： Draper JM,Smith CD

更新日期：2010-04-01 00:00:00

abstract：:Solid-state NMR combined with sample deuteration was used to probe the proximity of the low-affinity substrate D-glucose to its binding site within the Escherichia coli sugar transport protein GalP. Samples of E. coli inner membranes with amplified expression of GalP were incubated in D(2)O with D-[(13)C(6)]glucose an...

journal_title：Molecular membrane biology

authors： Patching SG,Henderson PJ,Sharples DJ,Middleton DA

更新日期：2013-03-01 00:00:00