A novel thermoacidophilic cellulase from Alicyclobacillus acidocaldarius.

abstract：:The renin-angiotensin system (RAS) has two different axes, the classical one with the effector peptide angiotensin II and the new one with the effector peptide angiotensin (1-7). Both peptides have been shown to be involved in the pathogenesis of diabetes mellitus and its consequences, nephropathy, retinopathy and car...

journal_title：Protein and peptide letters

authors： Rein J,Bader M

更新日期：2017-11-17 00:00:00

abstract：:The 5S subunit of transcarboxylase was expressed and purified. Recent methods of NMR spectroscopy as transferred NOESY, INPHARMA and Saturation Transfer Difference (STD) NMR were used to investigate ligand binding of free biotin to the 5S protein. The binding epitope for biotin is very similar to that obtained at the ...

journal_title：Protein and peptide letters

authors： Bhat RK,Berger S

更新日期：2008-01-01 00:00:00

abstract：:We present the results of a study on the influence of albumin and prolactin concentrations and intravascular fluid pH on vein permeability for albumin. Permeability conditions were simulated depending on albumin concentration, pH value and prolactin concentration. In research model an in vitro method was applied using...

journal_title：Protein and peptide letters

authors： Dolińska B,Caban A,Cierpka L,Ryszka F

更新日期：2014-01-01 00:00:00

abstract：:Porins are integral membrane proteins found in the outer membrane of bacteria, mitochondria and chloroplasts. Herein, we have reviewed sequence and structural understanding about bacterial porins. The first porin structure from Rhodobacter capsulatus at 1.8 Å resolution in 1991 till the recent structural advancement, ...

journal_title：Protein and peptide letters

authors： Kumar A,Bhandari A,Krishnaswamy S

更新日期：2015-01-01 00:00:00

abstract：:Antimicrobial peptides (AMPs) represent a large and ubiquitous group of peptides. The current crisis in antibiotic therapy has led to an intensified search for new antimicrobial agents. In this regard, scorpion venom constitutes a rich source of biologically active peptides including AMPs. In the present study, the pu...

journal_title：Protein and peptide letters

authors： Dueñas-Cuellar RA,Kushmerick C,Naves LA,Batista IF,Guerrero-Vargas JA,Pires OR Jr,Fontes W,Castro MS

更新日期：2015-01-01 00:00:00

abstract：BACKGROUND:The heterologous production of antimicrobial peptides in bacterial models can produce insoluble proteins due to the lack of proper folding. Fusion proteins have been used to increase the expression and solubility of these types of proteins with varying degrees of success. OBJECTIVES:Here, we demonstrate the...

journal_title：Protein and peptide letters

authors： Montfort-Gardeazabal JM,Claudio PCM,Casillas-Vega NG,Zarate X

更新日期：2020-06-10 00:00:00

abstract：BACKGROUND:In the last years, Antimicrobial Peptides (AMPs) and lipopeptides have received attention as promising candidates to treat infections caused by resistant microorganisms. OBJECTIVE:The main objective of this study was to investigate the effect of repetitive KLFK motifs and the attachment of aliphatic acids t...

journal_title：Protein and peptide letters

authors： Húmpola MV,Rey MC,Spontón PG,Simonetta AC,Tonarelli GG

更新日期：2019-01-01 00:00:00

abstract：:Discriminating cell wall lytic enzymes from non lytic enzymes is a very important task for curing bacterial infections. In this paper, based on Chou's amphiphilic pseudo amino acid composition, we develop fisher-discriminant based classifier to predict cell wall lytic enzymes. Experiments show that 66.7% sensitivity w...

journal_title：Protein and peptide letters

authors： Ding H,Luo L,Lin H

更新日期：2009-01-01 00:00:00

abstract：:The small heat shock protein SsHSP14.1 from the hyper-thermophilic archeaon, Sulfolobus solfataricus (S. solfataricus) was able to protect proteins from thermal aggregation and prevent enzymes from heat induced inactivation. According to the 3D (dimensional) structural model of SsHSP14.1 developed by us before, the re...

journal_title：Protein and peptide letters

authors： Wen ZZ,Wang YH,Yang B,Xie MQ,Chou KC

更新日期：2011-03-01 00:00:00

abstract：BACKGROUND:The biocatalytic oxidation of UDP-glucose in the presence of NAD+ is catalyzed by UDP-glucose dehydrogenases. OBJECTIVES:The main objective of this study was the characterization of a UDP-glucose dehydrogenase (AmUGD) from Akkermansia muciniphila, a bacterium originally isolated from human faeces in an anae...

journal_title：Protein and peptide letters

authors： Wei S,Zhang XY,Sun Y,Conway LP,Liu L

更新日期：2017-01-01 00:00:00

abstract：:Glucagon-like peptide-1 (GLP-1) was once considered as an ideal anti-diabetic candidate for its important role in maintaining glucose homeostasis through the regulation of islet hormone secretion, as well as hepatic and gastric function. However, the major therapeutic obstacle for using native GLP-1 as a therapeutic a...

journal_title：Protein and peptide letters

authors： Chen W,Zhou Y,Zhang H,Qian H,Huang W,Yang B,Han J,Zhou J,Chi Y,Ni S

更新日期：2012-02-01 00:00:00

abstract：:The immunogenicity of "novel" MART-1 and Tyrosinase class-II peptides was assessed in transgenic mice. Tyrosinase(141-161) peptide was found to be immunogenic and endogenously processed in the HLA-DRbeta1*0101 and HLA-DRbeta1*0401 transgenic mice with peptide specific production of IFNgamma or IL-5 respectively. The M...

journal_title：Protein and peptide letters

authors： Horton RB,Laversin SA,Reeder SP,Rees RC,McArdle SE

更新日期：2007-01-01 00:00:00

abstract：:3-Isopropylmalate dehydrogenase (IPMDH) from Mycobacterium tuberculosis (Mtb) may be a target for specific drugs against this pathogenic bacterium. We have expressed and purified Mtb IPMDH and determined its physicalchemical and enzymological properties. Size-exclusion chromatography and dynamic light scattering measu...

journal_title：Protein and peptide letters

authors： Graczer E,Bacso A,Konya D,Kazi A,Soos T,Molnar L,Szimler T,Beinrohr L,Szilagyi A,Zavodszky P,Vas M

更新日期：2014-01-01 00:00:00

abstract：:Natural, synthetic and analogues of peptides have shown prospects for application in cancer chemotherapy. Notably, some food protein-derived peptides are known to possess anticancer activities in cultured cancer cells, and also in animal cancer models via different mechanisms including induction of apoptosis, cell cyc...

journal_title：Protein and peptide letters

authors： Rajendran SR,Ejike CE,Gong M,Hannah W,Udenigwe CC

更新日期：2017-01-01 00:00:00

abstract：:Phage Virion Proteins (PVP) are essential materials of bacteriophage, which participate in a series of biological processes. Accurate identification of phage virion proteins is helpful to understand the mechanism of interaction between the phage and its host bacteria. Since experimental method is labor intensive and t...

journal_title：Protein and peptide letters

authors： Chen W,Nie F,Ding H

更新日期：2020-01-01 00:00:00

abstract：:The formation of amyloid-like fibrils was studied by using the well-known serine protease trypsin as a model protein in the presence of ethanol as organic solvent. Trypsin forms amyloid-like fibrils in aqueous ethanol at pH = 7.0. The dye Congo red (CR) was used to detect the presence of amyloid-like fibrils in the sa...

journal_title：Protein and peptide letters

authors： Kotormán M,Simon ML,Borics A,Szabó MR,Szabó K,Szögi T,Fülöp L

更新日期：2015-01-01 00:00:00

abstract：:Tumor vasculatures express high levels of α(V)β(3)/α(V)β(5) and α(5)β(1) integrins. Peptide containing the RGD (Arg-Gly-Asp) sequence, which is present in ligands of integrins, is effective in targeting therapeutic reagents to tumor vascular endothelium. In this study, we investigated whether the biological activity o...

journal_title：Protein and peptide letters

authors： Zhang HT,Li HC,Li ZW,Guo CH,Chen YJ

更新日期：2011-06-15 00:00:00

abstract：BACKGROUND:A core sequence (the 9 C-terminal residues) of calcification-associated peptide (CAP- 1) isolated from the exoskeleton of the red swamp crayfish was previously shown to control calcium carbonate precipitation with chitin. In addition, a modified core sequence in which the phosphorylated serine at the N termi...

journal_title：Protein and peptide letters

authors： Usui K,Yokota SI,Ozaki M,Sakashita S,Imai T,Tomizaki KY

更新日期：2018-01-01 00:00:00

abstract：BACKGROUND:Development of proteins and peptides into drugs has been considered as a promising strategy to target certain diseases. However, only few proteins and peptides have been approved as new drugs into the market each year. One major problem is that proteins and peptides often exhibit short plasma half-life times...

journal_title：Protein and peptide letters

authors： Wu H,Huang J

更新日期：2018-01-01 00:00:00

abstract：BACKGROUND:Haloalkane dehalogenases (EC 3.8.1.5, HLDs) are α/β-hydrolases which catalyze the irreversible cleavage of carbon-halogen bonds of haloalkanes, producing an alcohol, a halide and a hydrogen ion. Haloalkanes are acutely toxic to animals and humans and their toxic effects are mainly observed in the liver, kidn...

journal_title：Protein and peptide letters

authors： Georgakis N,Chronopoulou E,Gad MA,Skliros D,Efrose R,Flemetakis E,Labrou NE

更新日期：2017-01-01 00:00:00

abstract：BACKGROUND:Recently, the small molecule that inhibits the human copper-trafficking proteins Atox1 and CCS was reported, which suggested that small molecule has an effect on the copper regulation system in the cell. The copper chaperones CopC is regarded as a redox switch and possess barrel structure, thus the interacti...

journal_title：Protein and peptide letters

authors： Song Z,Liu J,Yuan W,Bai Z,Gao N

更新日期：2020-01-01 00:00:00

abstract：:Zwitterionic dipeptides have recently been shown to exist in water mainly as nine conformational forms with specific combinations of backbone Psi, omega and Phi torsions, which allows conformer-specific molecular recognition of peptide ligands by proteins. Here, we show that pairs of virtual backbone torsions can also...

journal_title：Protein and peptide letters

authors： Gupta S,Grail BM,Payne JW

更新日期：2002-04-01 00:00:00

abstract：BACKGROUND:Radical Probe Mass Spectrometry (RP-MS) describes a pioneering methodology in structural biology that enables the study of protein structures, their interactions, and dynamics on fast timescales (down to sub-milliseconds). Hydroxyl radicals (•OH) generated directly from water within aqueous solutions induce ...

journal_title：Protein and peptide letters

authors： Maleknia SD,Downard KM

更新日期：2019-01-01 00:00:00

abstract：:Glyceraldehyde-3-phosphate dehydrogenase (GAPDH) is known to interact with different biomolecules and was implicated in many novel cellular activities including programmed cell death, nuclear RNA transport unrelated to the commonly known carbohydrate metabolism. We reported here the purification of GAPDH from Chironom...

journal_title：Protein and peptide letters

authors： Chong IK,Ho WS

更新日期：2013-09-01 00:00:00

abstract：:G-protein betagamma dimers are prime regulators transmitting extracellular signals to wide-ranging cellular effectors including phosphoinositide 3-kinase (PI3K) isoforms beta and gamma. Recombinant Gbetagamma purified from Sf9 cells via metal-affinity and anion exchange chromatography exhibited a wortmannin-insensitiv...

journal_title：Protein and peptide letters

authors： Shymanets A,Ahmadian MR,Nürnberg B

更新日期：2009-01-01 00:00:00

abstract：:Like those in mammals, heterotrimeric G protein complexes have been implicated in signal transduction pathways in plants; however, the subunits themselves have not been isolated. In this study, the rice heterotrimeric G protein subunits α (Gα) and β (Gβ) were purified by affinity chromatography using anti-Gα and -Gβ a...

journal_title：Protein and peptide letters

authors： Abe Y,Matsusita K,Komatsu S,Iwasaki Y

更新日期：2012-03-01 00:00:00

abstract：:Sexual maturation and olfactory bulb defects found in prokineticin 2 (Pk2) and prokineticin receptor 2 (Pkr2) mutant mice resembling the phenotypic characteristics of Kallmann syndrome (KS), gave rise to the question of whether these genes would have a role in KS pathogenesis. Later, mutations in both genes were ident...

journal_title：Protein and peptide letters

authors： Murcia-Belmonte V,Astillero-López V,Esteban PF

更新日期：2016-01-01 00:00:00

abstract：:We have synthesised the CXC chemokine receptor 4 (29-39) peptide, CXCR4[29-39]. This peptide is located in the N-terminal region of the receptor and is likely to be involved in the docking step of the receptor interaction with its natural ligand stromal cell-derived factor-1 chemokine, SDF-1. Preliminary experiments, ...

journal_title：Protein and peptide letters

authors： Palladino P,Pedone C,Ragone R,Rossi F,Saviano M,Benedetti E

更新日期：2003-04-01 00:00:00

abstract：BACKGROUND:Malignant tumor is still one of the important diseases worldwide, cytotoxic CD8+ T lymphocytes (CTLs) play an important role in killing tumor cells. OBJECTIVE:To enhance the immune response of our previously identified HLA-A2-restricted CTL epitopes, we designed a multiepitope YL66. METHOD:The fusion prote...

journal_title：Protein and peptide letters

authors： Wu Y,Zhai W,Sun M,Zou Z,Zhou X,Li G,Yan Z,Qi Y,Gao Y

更新日期：2017-01-01 00:00:00

abstract：:The mutation, conferring streptomycin and deoxyglucose resistance on cells, had profound effect on the kinetic and thermodynamic parameters inferring thermostabilization of beta-glucosidase from mutant 51 SM(r) of Cellulomonas biazotea. Free energy of activation for substrate binding, enthalpy and entropy of activatio...

journal_title：Protein and peptide letters

authors： Rajoka MI,Durrani IS,Khalid AM

更新日期：2005-04-01 00:00:00