Targeting the plasmepsin 4 orthologs of Plasmodium sp. with "double drug" inhibitors.

abstract：:The cytotoxicity of hPrP[173-195] prion peptide against a neuroblastoma cell model was found independent of its tendency to aggregate over time. Cytosolic and nuclear inclusions of peptide were highlighted by confocal microscopy, suggesting a role as a transcription factor in activating signal transduction pathways in...

journal_title：Protein and peptide letters

authors： Urso E,Acierno R,Lionetto MG,Rizzello A,Papa A,Schettino T,Maffia M

更新日期：2009-01-01 00:00:00

abstract：:Kallikrein-related peptidases (KLKs) are trypsin-like and chymotrypsin-like serine proteases which are expressed in several tissues. Their activity is tightly controlled by inhibitors including members of the serine protease Kazal-type (SPINK) family. These enzymes are promising targets for the treatment of skin desqu...

journal_title：Protein and peptide letters

authors： Assis DM,Zalazar L,Juliano MA,De Castro R,Cesari A

更新日期：2013-10-01 00:00:00

abstract：BACKGROUND:Type VI Secretion System (T6SS) has been found in approximately onequarter of the gram-negative bacterial species, and its structural characteristics appear to slightly differ from species to species. The genes encoding T6SS are designated as type six secretion A-M (tssA-M). The expression of the tss gene cl...

journal_title：Protein and peptide letters

authors： Ok CK,Chang JH

更新日期：2019-01-01 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：:A series of 30 tripeptides were synthesized and tested as novel 5-HT4 receptor ligands. Receptor binding assays showed that a subset of compounds had reasonable potency relative to the agonists serotonin and 5-methoxytryptamine. Structure-activity analyses and molecular docking have highlighted avenues for further syn...

journal_title：Protein and peptide letters

authors： Hanna-Elias A,Thompson PE,Manallack DT,Irving HR,Coupar IM,Berque-Bestel I,Iskander MN

更新日期：2009-01-01 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：:Calreticulin is a soluble endoplasmic reticulum chaperone, which has a relatively low melting point due to its remarkable structure with a relatively high content of flexible structural elements. Using far ultraviolet circular dichroism (CD) spectroscopy and a fluorescent dye binding thermal shift assay, we have inves...

journal_title：Protein and peptide letters

authors： Duus K,Larsen N,Tran TA,Güven E,Skov LK,Jespersgaard C,Gajhede M,Houen G

更新日期：2013-05-01 00:00:00

abstract：:A Surface Plasmon Resonance Imaging (SPRI) sensor has been developed for highly selective determination of cathepsin D (Cat D) or/and E (Cat E). The sensor contains immobilised pepstatin A, which binds aspartyl proteases from solution. Pepstatin A activated with N-Hydroxysuccinimide (NHS) and N-Ethyl-N'-(3-dimethylami...

journal_title：Protein and peptide letters

authors： Gorodkiewicz E,Regulska E

更新日期：2010-09-01 00:00:00

abstract：:Highly efficient coupling reagents, N-methanesulphonyloxy-2-phenyl benzimidazole and N - p-toluenesulphonyloxy-2-phenyl benzimidazole were designed, synthesized and successfully applied in peptide coupling reactions. Their efficiency was evaluated by synthesizing a number of structurally different amides and peptides ...

journal_title：Protein and peptide letters

authors： Kokare ND,Nagawade RR,Rane VP,Shinde DB

更新日期：2007-01-01 00:00:00

abstract：:Prediction of thermophilic and mesophilic protein plays a crucial role in both biochemistry and bioengineering. In this study, a different mode of pseudo amino acid composition (PseAAC) was proposed to formulate the protein samples by integrating the amino acid composition, the physic chemical features, as well as the...

journal_title：Protein and peptide letters

authors： Wang D,Yang L,Fu Z,Xia J

更新日期：2011-07-01 00:00:00

abstract：:Neuronal tau, through its proline-rich domain and the microtubule binding domain, binds to RNA non-sequence-specifically via electrostatic interaction. This binding inhibits the activity of tau. Tau and RNA were also found to co-localize in SH-SY5Y cells suggesting that RNA has opportunities to interact with tau in ce...

journal_title：Protein and peptide letters

authors： Wang X,Wang D,Zhao J,Qu M,Zhou X,He H,He R

更新日期：2006-01-01 00:00:00

abstract：:Michael Laskowski Jr. (1930-2004) was a pioneer in the field of Standard mechanism serine proteinase inhibitors. He made numerous important contributions in the field. This article highlights some of his most important contributions such as the discovery of the reactive site in serine proteinase inhibitors, the propos...

journal_title：Protein and peptide letters

authors： Qasim MA

更新日期：2005-07-01 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：BACKGROUND:Microbe-Binding Peptides (MBPs) are currently being investigated to address the problem of antimicrobial resistance. Strategies enhancing their antimicrobial activity have been developed, including peptide dimerization. Here, we present an alternative approach based on peptide polymerization, yielding hapten...

journal_title：Protein and peptide letters

authors： Climacosa FMM,King RAN,Santos BMM,Caoili SEC

更新日期：2020-01-01 00:00:00

abstract：:A new galactose-specific lectin, named BBL, was purified from seeds of Bauhinia bauhinioides by precipitation with ammonium sulfate, followed by two steps of ion exchange chromatography. BBL haemagglutinated rabbit erythrocytes (native and treated with proteolytic enzymes) showing stability even after exposure to 60 °...

journal_title：Protein and peptide letters

authors： Silva HC,Bari AU,Pereira-Jénior FN,Simões RC,Barroso-Neto IL,Nobre CB,Pereira MG,Nascimento KS,Rocha BA,Delatorre P,Nagano CS,Assreuy AM,Cavada BS

更新日期：2011-04-01 00:00:00

abstract：:Two cell-penetrating peptides, a Pro-rich peptide derivative, acetyl-(Val-Arg-Leu-Pro-Pro-Pro)(3)-Gly-Cys amide, and an octaarginine derivative, acetyl-Arg-Arg-Arg-Arg-Arg-Arg-Arg-Arg-Gly-Cys amide, were prepared by the solid phase method. Each peptide was coupled to the heterobifunctional cross-linking reagent, 6-mal...

journal_title：Protein and peptide letters

authors： Kida S,Eto Y,Yoshioka Y,Nakagawa S,Kawasaki K,Maeda M

更新日期：2010-02-01 00:00:00

abstract：:Protein palmitoylation is an important and common post-translational lipid modification of proteins and plays a critical role in various cellular processes. Identification of Palmitoylation sites is fundamental to decipher the mechanisms of these biological processes. However, experimental determination of palmitoylat...

journal_title：Protein and peptide letters

authors： Li YX,Shao YH,Deng NY

更新日期：2011-02-01 00:00:00

abstract：:A 6.5 kDa serine protease inhibitor was purified by anion-exchange chromatography from the crude extract of the Inga umbratica seeds, containing inhibitor isoforms ranging from 6.3 to 6.7 kDa and protease inhibitors of approximately 19 kDa. The purified protein was characterized as a potent inhibitor against trypsin a...

journal_title：Protein and peptide letters

authors： Calderon LA,Teles RC,Leite JR,Franco OL,Grossi-de-Sá MF,Medrano FJ,Bloch C Jr,Freitas SM

更新日期：2005-08-01 00:00:00

abstract：BACKGROUND:NMAAP1 plays a role in regulating macrophage differentiation to the M1 type and exerting antitumoral functions. It is not clear what role and mechanism NMAAP1 does play in the reversal of macrophages from M1 to M2. METHODS:We detected the typing of macrophages with high or low expression of NMAAP1 by QPCR a...

journal_title：Protein and peptide letters

authors： Liu Q,Zhu P,Liu S,Tang M,Wang Y,Tian Y,Jin Z,Li D,Yan D

更新日期：2019-01-01 00:00:00

abstract：:The present paper reviews the use of expressed protein ligation for the biosynthesis of backbone cyclized polypeptides. This general method allows the in vivo and in vitro biosynthesis of cyclic polypeptides using recombinant DNA expression techniques. Biosynthetic access to backbone cyclic peptides opens the possibil...

journal_title：Protein and peptide letters

authors： Kimura R,Camarero JA

更新日期：2005-11-01 00:00:00

abstract：:Coordination of cell growth and cell division is very important for living organisms in order for these to develop harmonically. The present research is concerned with the purification and characterization of a new peptide hormone, namely ZmIGF (Zea mays insulin-like growth factor), which regulates growth and cell div...

journal_title：Protein and peptide letters

authors： Rodríguez-López CD,Rodríguez-Romero A,Aguilar R,de Jiménez ES

更新日期：2011-01-01 00:00:00

abstract：:There is a growing body of evidence that the formation and accumulation of advanced glycation end products (AGE) have been known to progress under diabetic conditions, thereby being involved in diabetic vascular complications. Further, we, along with others, have recently found AGE could disturb insulin actions in cul...

journal_title：Protein and peptide letters

authors： Unoki-Kubota H,Yamagishi S,Takeuchi M,Bujo H,Saito Y

更新日期：2010-09-01 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：:In this article we review the current status of our understanding of membrane mediated interactions from theory and experiment. Phenomenological mean field and molecular models will be discussed and compared to recent experimental results from dynamical neutron scattering and atomic force microscopy. ...

journal_title：Protein and peptide letters

authors： Armstrong CL,Sandqvist E,Rheinstädter MC

更新日期：2011-04-01 00:00:00

abstract：:The outcome of protein crystallization attempts is often uncertain due to inherent features of the protein or to the crystallization process that are not fully under control of the experimentalist. The aim of this contribution is to propose user-friendly tools that can increase the success rate of a protein crytalliza...

journal_title：Protein and peptide letters

authors： Sánchez-Puig N,Sauter C,Lorber B,Giegé R,Moreno A

更新日期：2012-07-01 00:00:00

abstract：:Kappa-conotoxin RIIIJ is a conopeptide to inhibit voltage-gated potassium channels, however, its detailed folding structures have yet to be studied. With the advance in computing power, it is possible to use the HP model to analyze all its possible folding structures. In this study, the amino acid sequences of kappa-c...

journal_title：Protein and peptide letters

authors： Yan S,Wu G

更新日期：2012-05-01 00:00:00

abstract：:Calcineurin (CN) is a heterodimer of a catalytic subunit, calcineurin A (CNA), and a regulatory subunit (CNB). Here, we find that the mechanism by which CNB regulates CNA depends on the substrate involved. The regulation mechanism involving tau and its truncation segments is distinct from that involving RII peptide, a...

journal_title：Protein and peptide letters

authors： Yu DY,Qiao N,Liu P,Wei Q

更新日期：2009-01-01 00:00:00

abstract：:We report the physical-chemical characterization of the major alcohol-soluble proteins present in seeds of pearl millet (Pennisetum glaucum) by SDS-PAGE, bidimensional gel electrophoresis, MALDI-TOF/MS and RP-HPLC. We demonstrate the presence of three major prolamins, called A-, B- and C-pennisetin with mass values ar...

journal_title：Protein and peptide letters

authors： Marcellino LH,Bloch Junior C,Gander ES

更新日期：2002-06-01 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：:A thermostable uricase identified in Bacillus firmus DWD-33, which was isolated for the first time from soil, with an apparent molecular weight of 33.5 kDa was stable against oxidants and SDS. The highest expression yields were obtained in medium containing 0.8% maltose and 1.2% soybean powder as carbon and nitrogen s...

journal_title：Protein and peptide letters

authors： Kotb E

更新日期：2015-01-01 00:00:00