abstract：:A growing number of studies require the purification of multiple proteins simultaneously and the development of simple economical high-throughput purification methods is essential. We have tested the purification of two related proteins in a variety of conditions to benchmark the semi-automated affinity chromatography...

journal_title：Protein expression and purification

authors： McGraw J,Tatipelli VK,Feyijinmi O,Traore MC,Eangoor P,Lane S,Stollar EJ

更新日期：2014-04-01 00:00:00

abstract：:The metalloprotease PrtV from Vibrio cholerae serves an important function for the bacteria's ability to invade the mammalian host cell. The protein belongs to the family of M6 proteases, with a characteristic zinc ion in the catalytic active site. PrtV constitutes a 918 amino acids (102 kDa) multidomain pre-pro-prote...

journal_title：Protein expression and purification

authors： Edwin A,Grundström C,Wai SN,Ohman A,Stier G,Sauer-Eriksson AE

更新日期：2014-04-01 00:00:00

abstract：:Novel GSH-AP (phenoxyl agarose coated gigaporous polystyrene, Agap-co-PSt) microspheres were successfully prepared by introducing GSH ligand into hydrophilic AP microspheres pre-activated with 1,4-butanediol diglycidyl ether. The gigaporous structure and chromatographic properties of GSH-AP medium were evaluated and c...

journal_title：Protein expression and purification

authors： Huang Y,Zhang R,Li J,Li Q,Su Z,Ma G

更新日期：2014-03-01 00:00:00

abstract：UNLABELLED:Recombinant protein production is a significant biotechnological process as it allows researchers to produce a specific protein in desired quantities. Escherichia coli (E. coli) is the most popular heterologous expression host for the production of recombinant proteins due to its advantages such as low cost,...

journal_title：Protein expression and purification

authors： Habibi N,Samian MR,Hashim SZ,Norouzi A

更新日期：2014-03-01 00:00:00

abstract：:Kynurenine 3-monooxygenase (KMO) is an enzyme central to the kynurenine pathway of tryptophan metabolism. KMO has been implicated as a therapeutic target in several disease states, including Huntington's disease. Recombinant human KMO protein production is challenging due to the presence of transmembrane domains, whic...

journal_title：Protein expression and purification

authors： Wilson K,Mole DJ,Binnie M,Homer NZ,Zheng X,Yard BA,Iredale JP,Auer M,Webster SP

更新日期：2014-03-01 00:00:00

abstract：:The supply of many valuable proteins that have potential clinical or industrial use is often limited by their low natural availability. With the modern advances in genomics, proteomics and bioinformatics, the number of proteins being produced using recombinant techniques is exponentially increasing and seems to guaran...

journal_title：Protein expression and purification

authors： Papaneophytou CP,Kontopidis G

更新日期：2014-02-01 00:00:00

abstract：:HtrA2 is an apoptosis-activating protein to enhance the apoptotic process by preventing the formation of the IAP-caspase complex, thus freeing caspase to trigger the apoptosis pathway. Here, we presented the full-length sequence of HtrA2 from the black tiger shrimp (PmHtrA2). The full-length PmHtrA2 transcript was 140...

journal_title：Protein expression and purification

authors： Suwannaboon R,Phiwsaiya K,Senapin S,Khunrae P,Rattanarojpong T

更新日期：2013-12-01 00:00:00

abstract：:Lactobacillus β-galactosidases are mostly heterodimeric proteins, which are encoded by the two overlapping genes, lacL and lacM, and produced in recombinant prokaryotic systems for higher yield. This is the first report on the expression of a heterodimeric β-galactosidase from Lactobacillus crispatus B470 in Pichia pa...

journal_title：Protein expression and purification

authors： Nie C,Liu B,Zhang Y,Zhao G,Fan X,Ning X,Zhang W

更新日期：2013-11-01 00:00:00

abstract：:Recombinant protein expression from lac derived promoters by the autoinduction regime is based on diauxic growth of Escherichia coli on glucose and lactose. Glycerol is used as a supporting carbon source during the lactose-induced expression. While this glycerol-based formulation usually provides high cell densities, ...

journal_title：Protein expression and purification

authors： Ukkonen K,Mayer S,Vasala A,Neubauer P

更新日期：2013-10-01 00:00:00

abstract：:The aim of this study was to establish a method of purifying intact complement factor H (CFH) from human plasma. CFH was isolated from human plasma by polyethylene glycol (PEG) precipitation, following three sequential chromatographic columns, which consisted of l-lysine Sepharose column, Resource Q column and Sephacr...

journal_title：Protein expression and purification

authors： Wang FM,Yu F,Zhao MH

更新日期：2013-10-01 00:00:00

abstract：:Targeted anti-tumor toxins consist of a toxic functional moiety that is chemically linked or recombinantly fused to a cell-directing ligand. Ribosome-inactivating proteins (RIPs), especially type I RIPs such as saporin or dianthin, are commonly used as toxin components. Although expression of type I RIP-based fusion p...

journal_title：Protein expression and purification

authors： Gilabert-Oriol R,Thakur M,Weise C,Dernedde J,von Mallinckrodt B,Fuchs H,Weng A

更新日期：2013-09-01 00:00:00

abstract：:We have successfully expressed and purified active human glycogen synthase-1 (hGYS1). Successful production of the recombinant hGYS1 protein was achieved by co-expression of hGYS1 and rabbit glycogenin (rGYG1) using the MultiBac baculovirus expression system (BEVS). Functional measurements of activity ratios of hGYS1 ...

journal_title：Protein expression and purification

authors： Khanna M,Imasaki T,Chikwana VM,Perez-Miller S,Hunter GO,Mosley A,Takagi Y,Hurley TD

更新日期：2013-08-01 00:00:00

abstract：:Vascular endothelial growth factor (VEGF) is one of the most significant mediators of angiogenesis, which interacts with a specific membrane receptor: VEGF receptor 2 (VEGFR2). Studies elsewhere have shown that, a VEGF-blocker can regulate several vital processes of tumor promotion. However, there is no literature evi...

journal_title：Protein expression and purification

authors： Cao W,Li H,Zhang J,Li D,Acheampong DO,Chen Z,Wang M

更新日期：2013-08-01 00:00:00

abstract：:The availability of recombinant monomeric alkaline phosphatase (AP) is highly desirable in analytical applications involving AP fusion proteins. The cobalt-dependant alkaline phosphatase IV from Bacillus subtilis (BSAP), which was reported to be strongly monomeric, was overexpressed in Escherichia coli using pET autoi...

journal_title：Protein expression and purification

authors： Koksharov M,Lv C,Zhai X,Ugarova N,Huang E

更新日期：2013-08-01 00:00:00

abstract：:The hemolytic phospholipase C/sphingomyelinase PlcH from the opportunistic pathogen Pseudomonas aeruginosa represents the founding member of a growing family of virulence factors identified in a wide range of bacterial and fungal pathogens. In P. aeruginosa PlcH is co-expressed with a 17 kDa chaperone (PlcR2) and secr...

journal_title：Protein expression and purification

authors： Truan D,Vasil A,Stonehouse M,Vasil ML,Pohl E

更新日期：2013-07-01 00:00:00

abstract：:Glucagon is a pancreatic hormone that plays pivotal roles in regulating glucose homeostasis and metabolism. Glucagon exerts its action by binding to its receptor, glucagon receptor (GCGR), one of class B G-protein coupled receptors (GPCRs). Diabetes is a bihormonal disease in which excessive glucagon secretion is a ma...

journal_title：Protein expression and purification

authors： Wu L,Zhai Y,Lu J,Wang Q,Sun F

更新日期：2013-06-01 00:00:00

abstract：:Five variants of human β-defensins (HBDs) were expressed in Escherichia coli using two vector systems (pET28a(+) and pQE30) with inducible expression by IPTG. The last vector has not been previously reported as an expression system for HBDs. The recombinant peptides were different in their lengths and overall charge. ...

journal_title：Protein expression and purification

authors： Corrales-Garcia L,Ortiz E,Castañeda-Delgado J,Rivas-Santiago B,Corzo G

更新日期：2013-05-01 00:00:00

abstract：:Peptide deformylases (PDFs) catalyze the removal of the formyl group from the N-terminal methionine residue in nascent polypeptide chains in prokaryotes. Its deformylation activity makes PDF an attractive candidate for the biocatalytic deprotection of formylated peptides that are used in chemoenzymatic peptide synthes...

journal_title：Protein expression and purification

authors： Di Toma C,Sonke T,Quaedflieg PJ,Volker Wagner AF,Janssen DB

更新日期：2013-05-01 00:00:00

abstract：:Cystatin C is a cysteine protease inhibitor produced by a variety of human tissues. The blood concentration of cystatin C depends on the glomerular filtration rate and is an endogenous marker of renal dysfunction. Recombinant cystatin C protein with high immunogenicity is therefore in demand for the diagnostic market....

journal_title：Protein expression and purification

authors： Hayashi M,Iwamoto S,Sato S,Sudo S,Takagi M,Sakai H,Hayakawa T

更新日期：2013-04-01 00:00:00

abstract：:Cardiomyopathy-related mutations in human cardiac troponin subunits, including troponin C (hcTnC), troponin I (hcTnI), and troponin T (hcTnT), are well-documented. Recently, it has been recognised that human cardiac troponin (hcTn) is a sophisticated allosteric system. Therefore, the effect of drugs on this protein co...

journal_title：Protein expression and purification

authors： Lassalle MW

更新日期：2013-02-01 00:00:00

abstract：:Expression of recombinant proteins in bacterial or eukaryotic systems often results in aggregation rendering them unavailable for biochemical or structural studies. Protein aggregation is a costly problem for biomedical research. It forces research laboratories and the biomedical industry to search for alternative, mo...

journal_title：Protein expression and purification

authors： Pullara F,Guerrero-Santoro J,Calero M,Zhang Q,Peng Y,Spåhr H,Kornberg GL,Cusimano A,Stevenson HP,Santamaria-Suarez H,Reynolds SL,Brown IS,Monga SP,Van Houten B,Rapić-Otrin V,Calero G,Levine AS

更新日期：2013-02-01 00:00:00

abstract：:Using a codon-optimized gene fragment, we report remarkable yields for extracellular domain of human NK cell receptor (NKp30ex) when produced on M9 minimal medium, even with low (2g/L) glucose concentration. The yields were identical using media containing (15)NH(4)Cl or (15)NH(4)Cl in combination with all-(13)C-d-glu...

journal_title：Protein expression and purification

authors： Grave L,Tůmová L,Mrázek H,Kavan D,Chmelík J,Vaněk O,Novák P,Bezouška K

更新日期：2012-12-01 00:00:00

abstract：:Characterizing protein complexes and identifying their subunits promote our understanding of the machinery involved in many in vivo processes. Proteomic studies can identify a protein's binding partners, and this can provide insight into how protein complexes function and how they are regulated. In addition, the compo...

journal_title：Protein expression and purification

authors： Banks CA,Kong SE,Washburn MP

更新日期：2012-12-01 00:00:00

abstract：:The role of FIC (Filamentation induced by cAMP)(2) domain containing proteins in the regulation of many vital pathways, mostly through the transfer of NMPs from NTPs to specific target proteins (NMPylation), in microorganisms, higher eukaryotes, and plants is emerging. The identity and function of FIC domain containin...

journal_title：Protein expression and purification

authors： Mishra S,Bhagavat R,Chandra N,Vijayarangan N,Rajeswari H,Ajitkumar P

更新日期：2012-11-01 00:00:00

abstract：:Plants produce a large number of cellulases that are either secreted or anchored in the plasma membrane where they likely function in various aspects of cellulose synthesis, modification and degradation during plant growth and development. Very few of these enzymes have been characterized in any detail, however. Here ...

journal_title：Protein expression and purification

authors： Tawde MD,Freimuth P

更新日期：2012-10-01 00:00:00

abstract：:PagP, a beta-barrel membrane protein found in Gram-negative bacteria, expresses robustly in inclusion bodies when its signal sequence is removed. We have developed a new fusion protein expression system based on PagP and demonstrated its utility in the expression of the unstructured N-terminal region of human cardiac ...

journal_title：Protein expression and purification

authors： Hwang PM,Pan JS,Sykes BD

更新日期：2012-09-01 00:00:00

abstract：:Tyrosine hydroxylase is the rate-limiting step in the synthesis of dopamine and is tightly regulated. Previous studies have shown it to be covalently modified and potently inhibited by 3,4-dihydroxyphenylacetaldehyde (DOPAL), an endogenous neurotoxin via dopamine catabolism which is relevant to Parkinson's disease. In...

journal_title：Protein expression and purification

authors： Higgins CA,Vermeer LM,Doorn JA,Roman DL

更新日期：2012-08-01 00:00:00

abstract：:Molecular-level investigation of proteins is increasingly important to researchers trying to understand the mechanisms of signal transmission. Heterotrimeric G proteins control the activation of many critical signal transmission cascades and are also implicated in numerous diseases. As part of a longer-term investigat...

journal_title：Protein expression and purification

authors： Maly J,Crowhurst KA

更新日期：2012-08-01 00:00:00

abstract：:Thymosin α1-thymopentin (Tα1-TP5) fusion peptide has been proved to be an immune regulator based on its higher immunoregulatory activity than Tα1 and TP5. To obtain Tα1-TP5 more effectively and economically, Tα1-TP5 was genetically fused to a self-cleaving intein-chitin binding domain tag for purification via chitin b...

journal_title：Protein expression and purification

authors： Li J,Zheng L,Li P,Wang F

更新日期：2012-07-01 00:00:00

abstract：:Heparinase I (HepA) was originally isolated from Flavobacterium heparinum (F. heparinum) and specifically cleaves heparin/heparan sulfate in a site-dependent manner, showing great promise for producing low molecular weight heparin (LMWH). However, expressing recombinant HepA is extremely difficult in Escherichia coli ...

journal_title：Protein expression and purification

authors： Huang J,Cao L,Guo W,Yuan R,Jia Z,Huang K

更新日期：2012-06-01 00:00:00

abstract：:Protein insolubility often poses a significant problem during purification protocols and in enzyme assays, especially for eukaryotic proteins expressed in a recombinant bacterial system. The limited solubility of replication factor C (RFC), the clamp loader complex from Saccharomyces cerevisiae, has been previously do...

journal_title：Protein expression and purification

authors： Marzahn MR,Bloom LB

更新日期：2012-06-01 00:00:00

abstract：:High-level constitutive expression of xylanase GH11 from Penicillium occitanis Pol6 termed PoXyn2 was achieved using the methylotrophic yeast Pichia pastoris. The PoXyn2 cDNA encoding for a mature xylanase of 320 amino acids was subcloned into the pGAPZαA vector, to construct recombinant xylanse with six histidine res...

journal_title：Protein expression and purification

authors： Driss D,Bhiri F,Ghorbel R,Chaabouni SE

更新日期：2012-05-01 00:00:00

abstract：:The human PRODH gene has been shown to have unique roles in regulating cell survival and apoptotic pathways and it has been related to velocardiofacial syndrome/DiGeorge syndrome and increased susceptibility to schizophrenia. It encodes for the flavoprotein proline oxidase (PO), which catalyzes the conversion of l-pro...

journal_title：Protein expression and purification

authors： Tallarita E,Pollegioni L,Servi S,Molla G

更新日期：2012-04-01 00:00:00

abstract：:We have cloned ansB (YPTB1411) gene from Yersinia pseudotuberculosis Q66CJ2 and constructed stable inducible expression system that overproduce L-asparaginase from Y. pseudotuberculosis (YpA) in Escherichiacoli BL21 (DE3) cells. For purification of YpA we used Q-Sepharose and DEAE-Toyopearl column chromatography. We e...

journal_title：Protein expression and purification

authors： Pokrovskaya MV,Aleksandrova SS,Pokrovsky VS,Omeljanjuk NM,Borisova AA,Anisimova NY,Sokolov NN

更新日期：2012-03-01 00:00:00

abstract：:A gene encoding a glutamate-specific endopeptidase (GSE) from Bacillus licheniformis (BL) has been cloned in Escherichia coli cells. The recombinant protein was expressed as cytoplasmic insoluble inclusion bodies. Immobilized metal affinity chromatography was employed to purify the protein, and then a 27-kDa GSE inter...

journal_title：Protein expression and purification

authors： Ye W,Liu J,Wang H,Wang J,Wang X

更新日期：2012-03-01 00:00:00

abstract：:Sphingomyelinase C (SMC) of the actinomycete, Streptomycesgriseocarneus NBRC13471, was constitutively expressed to high levels using Streptomyces lividans host and thereafter was extracellularly secreted into the cell culture. Purified SMC had a high specific activity (approximately 550-950 U/mg) and was obtained in h...

journal_title：Protein expression and purification

authors： Sugimori D,Matsumoto Y,Tomita Y,Murayama K,Ogino C

更新日期：2012-02-01 00:00:00

abstract：:Arginase (EC 3.5.3.1; L-arginine amidinohydrolase) is a key enzyme of the urea cycle that catalyses the conversion of arginine to ornithine and urea, which is the final cytosolic reaction of urea formation in the mammalian liver. The recombinant strain of the yeast Saccharomyces cerevisiae that is capable of overprodu...

journal_title：Protein expression and purification

authors： Zakalskiy AE,Zakalska OM,Rzhepetskyy YA,Potocka N,Stasyk OV,Horak D,Gonchar MV

更新日期：2012-01-01 00:00:00

abstract：:The P(II) proteins comprise a family of widely distributed signal transduction proteins that integrate the signals of cellular nitrogen, carbon and energy status, and then regulate, by protein-protein interaction, the activity of a variety of target proteins including enzymes, transcriptional regulators and membrane t...

journal_title：Protein expression and purification

authors： Moure VR,Razzera G,Araújo LM,Oliveira MAS,Gerhardt ECM,Müller-Santos M,Almeida F,Pedrosa FO,Valente AP,Souza EM,Huergo LF

更新日期：2012-01-01 00:00:00

abstract：:α-N-Acetylgalactosaminidase (α-GalNAc-ase; EC.3.2.1.49) is an exoglycosidase specific for the hydrolysis of terminal α-linked N-acetylgalactosamine in various sugar chains. The cDNA corresponding to the α-GalNAc-ase gene was cloned from Aspergillus niger, sequenced, and expressed in the yeast Saccharomyces cerevisiae....

journal_title：Protein expression and purification

authors： Mrázek H,Benada O,Man P,Vaněk O,Křen V,Bezouška K,Weignerová L

更新日期：2012-01-01 00:00:00

abstract：:Heterologous protein expression in Escherichia coli is commonly used to obtain recombinant proteins for a variety of downstream applications. However, many proteins are not, or are only poorly, expressed in soluble form. High level expression often leads to the formation of inclusion bodies and an inactive product tha...

journal_title：Protein expression and purification

authors： Pacheco B,Crombet L,Loppnau P,Cossar D

更新日期：2012-01-01 00:00:00