Topical vaginal drug delivery system based on superporous hydrogel hybrids.

abstract：:Since their recent identification, eukaryotic Hsp70 nucleotide exchange factors (NEFs) have gained increasing interest due to their engagement in vital cellular processes. Here, I summarize our current knowledge of their mechanisms of action, regulations and cellular functions as well as their relevance for human dise...

journal_title：Protein and peptide letters

authors： Kabani M

更新日期：2009-01-01 00:00:00

abstract：:The development of a stable L-BDH chimera was attempted by exchanging whole domains between two native structural analogs, L-BDH and meso-BDH, because the S-configuration specificity of L-BDH is valuable from the standpoint of its application but its activity is unstable, whereas meso-BDH is stable. The domain chimera...

journal_title：Protein and peptide letters

authors： Shimegi T,Takusagawa Y,Ohtsuki T,Noda S,Kurisu G,Kusunoki M,Ui S

更新日期：2011-08-01 00:00:00

abstract：:The cyclotides are a large family of plant proteins that have a cyclic backbone and a knotted arrangement of three conserved disulfide bonds. Despite the apparent complexity of their cystine knot motif it is possible to efficiently fold these proteins, as exemplified by oxidative folding studies on the prototypic cycl...

journal_title：Protein and peptide letters

authors： Craik DJ,Daly NL

更新日期：2005-02-01 00:00:00

abstract：:Red blood cell (RBC) encapsulated L-asparaginase is a novel therapeutic for the treatment of asparagine auxotrophic malignancies. The enzyme-loaded red blood cells function as bioreactors to deplete bloodstream substrate. This delivery system provides improved pharmacodynamics with protection from circulating proteoly...

journal_title：Protein and peptide letters

authors： Agrawal V,Woo JH,Borthakur G,Kantarjian H,Frankel AE

更新日期：2013-04-01 00:00:00

abstract：:S-adenosyl-l-homocysteine hydrolase from a malaria parasite Plasmodium falciparum (PfSAHH) has been crystallized by the vapor diffusion method. The crystals belong to an orthorhombic space group P212121 with the cell dimensions of a = 76.66 A, b = 86.31 A, and c = 335.6 A. There are four subunits (one tetramer) per as...

journal_title：Protein and peptide letters

authors： Tanaka N,Kusakabe Y,Shiraiwa K,Sakamoto Y,Nakanishi M,Kitade Y,Nakamura KT

更新日期：2004-04-01 00:00:00

abstract：:Porcine β defensin 2(pBD2)is a cationic 37-amino acid antimicrobial peptide with disulfide bonds. Synthetic pBD2 had broad antimicrobial activity against pathogenic bacteria, and thus pBD2 could be a good candidate as a bactericidal agent for pigs. This study reported the successful recombinant expression of pBD2 in E...

journal_title：Protein and peptide letters

authors： Li CL,Zhao YC,Song XY,Huang XX,Zhao WD

更新日期：2013-06-01 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：:DNA fragmentation factor 45 (DFF45) regulates DNase DFF40 as its inhibitor and chaperone. It was reported that the N-terminal domain (NTD) of DFF45 alone is disordered and DFF40 is necessary as a mutual chaperone for the folding of NTD. However, here we reported the crystallization of DFF45 NTD. These crystals diffrac...

journal_title：Protein and peptide letters

authors： Li T,Li X,Yang W,Rao Z,Zhai Zh

更新日期：2003-04-01 00:00:00

abstract：:Peptides with more than one biological activity are many a times multifunctional peptides. Two peptides with multifunctional properties from alpha (S2)-casein were stabilized in presence of cosolvents for their biological activities like ACE inhibition activity and antioxidant activity. These bioactive peptides in cos...

journal_title：Protein and peptide letters

authors： Srinivas S,Prakash V

更新日期：2008-01-01 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：:Free radicals induce protein modifications, often associated to many biological phenomena. This mini-review overviews the approaches we have used to elucidate the radical-induced damages on sulfur-containing enzymes, such as ribonuclease and lysozyme, and the possible post-translational mechanism of the damage to anot...

journal_title：Protein and peptide letters

authors： Torreggiani A,Tamba M,Ferreri C

更新日期：2007-01-01 00:00:00

abstract：:Rheumatoid arthritis (RA) is a chronic disease with an autoimmunological background. RA is mostly characterized by systemic inflammation and injuries of synovial joints. There is a hypothesis that bacterial infections may be connected with development of the disease. It has been suggested that molecular mimicry betwee...

journal_title：Protein and peptide letters

authors： Konieczna I,Kwinkowski M,Kolesińska B,Kamiński Z,Zarnowiec P,Kaca W

更新日期：2012-11-01 00:00:00

abstract：:Identification on protein folding types is always based on the 27-class folds dataset, which was provided by Ding & Dubchak in 2001. But with the avalanche of protein sequences, fold data is also expanding, so it will be the inevitable trend to improve the existing dataset and expand more folding types. In this paper,...

journal_title：Protein and peptide letters

authors： Liu L,Hu XZ,Liu XX,Wang Y,Li SB

更新日期：2012-04-01 00:00:00

abstract：:With a huge amount of protein sequence data, the computational method for protein-protein interaction (PPI) prediction using only the protein sequences information have drawn increasing interest. In this article, we propose a sequence-based method based on a novel representation of local protein sequence descriptors. ...

journal_title：Protein and peptide letters

authors： Yang L,Xia JF,Gui J

更新日期：2010-09-01 00:00:00

abstract：:A recombinant human parathyroid hormone (rhPTH) fragment (Gly1-Gln26-rhPTH(1-34)) which contains two amino acids substitutions (Gly1 and Gln26) was acquired through Escherichia coli expression system using a soluble fusion protein strategy. The soluble fusion protein MBP-Gly1-Gln26-rhPTH(1-34) was harvested after puri...

journal_title：Protein and peptide letters

authors： Xu XC,Zhong SD,Kai F,Li LR,Liu C,Liu B,Bao JK

更新日期：2008-01-01 00:00:00

abstract：:E. coli small heat shock proteins IbpA and IbpB (inclusion body binding proteins A and B) are known to act as holding chaperones on denaturing, aggregate-prone proteins. But, there is no clear understanding about which of the IbpA and IbpB has more holdase activity and how the holdase activity of one was influenced by...

journal_title：Protein and peptide letters

authors： Roy SS,Patra M,Nandy SK,Banik M,Dasgupta R,Basu T

更新日期：2014-06-01 00:00:00

abstract：:Thioredoxin (TRX) catalyzes redox reactions via the reversible oxidation of the conserved active center CGPC and it is involved in multiple biological processes, some of them linked to redox activity while others not. TRX is a globular, thermodynamically stable and monomeric alpha/beta protein with a structure charact...

journal_title：Protein and peptide letters

authors： Vazquez DS,Delfino JM,Santos J

更新日期：2015-01-01 00:00:00

abstract：:Glycosyltransferases (GTs) are a ubiquitous group of enzymes that catalyze the transfer of sugar moieties from activated donor molecules to specific acceptor molecules, forming glycosidic bonds. Nucleotide-sugars, lipid phosphate sugars and phosphate sugars can act as activated donor molecules while acceptor substrate...

journal_title：Protein and peptide letters

authors： Gomez-Casati DF,Martín M,Busi MV

更新日期：2013-08-01 00:00:00

abstract：:Ewing's Sarcoma transcript-2 (EAT2) also known as SH2D1B is involved in regulation of signalling lymphocytic activation molecule (SLAM) family receptor functions. Cytoplasmic tails of SLAM family receptors contain tyrosine residues which mediate the downstream signal transduction through their phosphorylation. EAT2, c...

journal_title：Protein and peptide letters

authors： Taha M,Nezerwa E,Nam HJ

更新日期：2016-01-01 00:00:00

abstract：:In mammals the M1 aminopeptidase family consists of nine different proteins, five of which are integral membrane proteins. The aminopeptidases are defined by two motifs in the catalytic domain; a zinc binding motif HEXXH-(X18)-E and an exopeptidase motif GXMEN. Aminopeptidases of this family are able to cleave a broad...

journal_title：Protein and peptide letters

authors： Albiston AL,Ye S,Chai SY

更新日期：2004-10-01 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：:An efficient preparation of Periplaneta americana nymphae allergen, Cr PI (54 kDa) is described. It was expressed as a GST-tag fusion protein in Escherichia coli, strain BL21 (DE3). Expression of recombinant Cr PI (rCr PI), denaturation/renaturation of the inclusion bodies and the effects of protein and L-arginine con...

journal_title：Protein and peptide letters

authors： Wu HQ,Liu ZG,Ran PX,Zhou ZW,Gao B

更新日期：2007-01-01 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：:Though protein folding is a regular phenomenon inside the cellular milieu, slight differences in the folding pattern of proteins may lead to disease-causing forms. Many diseases have been identified that are caused by these misfolded macromolecules and a considerable amount of focus is still directed towards better un...

journal_title：Protein and peptide letters

authors： Nayeem MS,Khan RH

更新日期：2004-12-01 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：:Nucleobindin-2 is a 420 amino acid EF-hand Ca²⁺ binding protein that can be further processed to generate an 82 amino terminal peptide termed Nesfatin-1. To examine the function of secreted Nucleobindin-2 in adipocyte differentiation, cultured 3T3-L1 cells were incubated with either 0 or 100 nM of GST, GST-Nucleobindi...

journal_title：Protein and peptide letters

authors： Tagaya Y,Osaki A,Miura A,Okada S,Ohshima K,Hashimoto K,Yamada M,Satoh T,Shimizu H,Mori M

更新日期：2012-09-01 00:00:00

abstract：:Allergy prevalence has increased worldwide over the last 25 years along with industrialization and westernized lifestyles. Indoor allergens are primarily responsible for the sensitization and development of atopic diseases. The main indoor allergens are known to be derived from various arthropods which account for up ...

journal_title：Protein and peptide letters

authors： Jeong KY,Hong CS,Yong TS

更新日期：2007-01-01 00:00:00

abstract：:Apomyoglobin (apoMb) folds through at least two partially folded forms that are detected both as transient intermediates during folding/unfolding kinetics or as stable intermediates at equilibrium. Here, I summarize the results of recent kinetic studies, which combined with detailed characterizations of equilibrium fo...

journal_title：Protein and peptide letters

authors： Jamin M

更新日期：2005-04-01 00:00:00

abstract：:The role of interaction between Asn259 (catalytic domain) with Gln821 (C-terminal domain) in PeptidaseN was investigated. The k(cat) of PeptidaseN containing Asn259Asp or Gln821Glu is enhanced whereas it is suppressed in Asn259AspGln821Glu. Structural analysis shows this interaction to change the relative disposition ...

journal_title：Protein and peptide letters

authors： Kumar A,Reddy S,Srinivasan N,Nandi D

更新日期：2009-01-01 00:00:00

abstract：:Identifying protein complexes in protein-protein interaction (PPI) networks is a fundamental problem in computational biology. High-throughput experimental techniques have generated large, experimentally detected PPI datasets. These interactions represent a rich source of data that can be used to detect protein comple...

journal_title：Protein and peptide letters

authors： Liao B,Fu X,Cai L,Chen H

更新日期：2014-07-01 00:00:00