Strategy for improvement of enteropeptidase efficiency in tag removal processes.

abstract：:Interferons (IFNs) are a family of pleiotropic cytokines used for the treatment of various viral infections and cancers. The low-cost production of IFNs with high biological value and the discovery of IFNs with improved properties are important for the treatment of these diseases as well as for understanding the physi...

journal_title：Protein expression and purification

authors： Platis D,Foster GR

更新日期：2003-10-01 00:00:00

abstract：:Protein convertase 1/3 is a serine endoproteinase present in the regulated secretory pathway of endocrine and neuroendocrine cells. It is responsible for the processing of numerous prohormones and proneuropeptides into their biologically active moieties, often following cleavage at pairs of basic residues. The determi...

journal_title：Protein expression and purification

authors： Rabah N,Gauthier DJ,Gauthier D,Lazure C

更新日期：2004-10-01 00:00:00

abstract：:Pen b 26 is one of the allergens produced by Penicillium brevicompactum which is one of the most prevalent in door airborne fungi and a major source of respiratory problems, including asthma. Pen b 26 wa scloned and expressed as an N-terminal as well as a C-terminal His6 tagged fusion protein in Escherichia coli. This...

journal_title：Protein expression and purification

authors： Sevinc MS,Kumar V,Abebe M,Mohottalage S,Kumarathasan P,Vincent R,Vijay HM

更新日期：2009-05-01 00:00:00

abstract：:Mutant analogues of recombinant human immune interferon (IFN-gamma) with higher stability and biological activity were prepared. Depending on the analogue, protein structure modification might involve introduction of an intramonomer disulfide bond (through replacements of Glu7Cys and Ser69Cys), C-terminal shortening b...

journal_title：Protein expression and purification

authors： Pechenov SE,Tikhonov RV,Shingarova LN,Korobko VG,Yakimov SA,Klyushnichenko VE,Babajantz AA,Beliaev DL,Kuznetzov VP,Shvetz VI,Wulfson AN

更新日期：2002-03-01 00:00:00

abstract：:An internal fragment (978 bp) corresponding to the dog zona pellucida glycoprotein-3 (DZP3), excluding the N-terminal signal sequence and the C-terminal transmembrane-like domain, was amplified by polymerase chain reaction from a full-length cDNA clone. The amplified SacI and PstI restricted fragment was cloned in-fra...

journal_title：Protein expression and purification

authors： Santhanam R,Panda AK,Kumar VS,Gupta SK

更新日期：1998-04-01 00:00:00

abstract：:Expression and purification of human beta-secretase (BACE1) in bacteria have been plagued with issues concerning solubility, inhomogeneous N-terminus, and lack of enzymic activity. Several forms of the mature human BACE1 have been expressed in Escherichia coli with different N-terminal extensions and without the C-ter...

journal_title：Protein expression and purification

authors： Sardana V,Xu B,Zugay-Murphy J,Chen Z,Sardana M,Darke PL,Munshi S,Kuo LC

更新日期：2004-04-01 00:00:00

abstract：:Receptor activator of NF-kappaB ligand (RANKL) is a type II transmembrane protein found on osteoblasts which functions as a major determinant of osteoclast differentiation and activation. RANKL mediates bone homeostasis through binding to the cognate ligand on osteoclasts, RANK, and a soluble decoy receptor, osteoprot...

journal_title：Protein expression and purification

authors： Willard D,Chen WJ,Barrett G,Blackburn K,Bynum J,Consler T,Hoffman C,Horne E,Iannone MA,Kadwell S,Parham J,Ellis B

更新日期：2000-10-01 00:00:00

abstract：:Glutathione S-transferase (GST) fusion proteins are widely used in protein production for pure immunogens, protein-protein, and DNA-protein interaction studies. Using basic pGEX vectors, foreign DNA is introduced to the C-terminus of the GST gene and the produced fusion proteins are C-terminally orientated. However, b...

journal_title：Protein expression and purification

authors： Aatsinki JT,Rajaniemi HJ

更新日期：2005-04-01 00:00:00

abstract：:Escherichia coli cells were transformed with an expression vector constructed by inserting a DNA fragment encoding a Kazal-type trypsin inhibitor from mouse seminal vesicle into pGEX-2. The cloned cells were able to produce a high yield of a chimeric polypeptide made by fusing the trypsin inhibitor to glutathione S-tr...

journal_title：Protein expression and purification

authors： Lai ML,Li SH,Chen YH

更新日期：1994-02-01 00:00:00

abstract：:Escherichia coli oligoribonuclease (EcoORN), encoded by the orn gene, is a 3'-5' exonuclease that degrades short single-stranded oligoribonucleotides to rNMPs in the final step of RNA degradation. The orn gene is essential in E. coli, but not in higher organisms, and close homologues are present in other genomes from ...

journal_title：Protein expression and purification

authors： Young Park A,Elvin CM,Hamdan SM,Wood RJ,Liyou NE,Hamwood TE,Jennings PA,Dixon NE

更新日期：2008-02-01 00:00:00

abstract：:Arthropod-borne flaviviruses such as dengue virus (DENV) and West Nile virus (WNV) pose significant health threats to the global community. Due to escalating numbers of DENV and WNV infections worldwide, development of an effective vaccine remains a global health priority. As flavivirus envelope Domain III (DIII) prot...

journal_title：Protein expression and purification

authors： Tan LC,Chua AJ,Goh LS,Pua SM,Cheong YK,Ng ML

更新日期：2010-11-01 00:00:00

abstract：:Human small nuclear (sn) RNA genes are transcribed by either RNA polymerase II or III depending upon the arrangement of their core promoter elements. Regardless of polymerase specificity, these genes share a requirement for a general transcription factor called the snRNA activating protein complex or SNAP(C). This mul...

journal_title：Protein expression and purification

authors： Hanzlowsky A,Jelencic B,Jawdekar G,Hinkley CS,Geiger JH,Henry RW

更新日期：2006-08-01 00:00:00

abstract：:An active form of a single-chain antibody fragment (scFv) from the murine monoclonal antibody ABL-1, which is specific for B-cell-activating factor of the TNF family, was produced in Escherichia coli. The complementary DNAs encoding the variable regions of the heavy chain (VH) and light chain (VL) were connected by a ...

journal_title：Protein expression and purification

authors： Cao P,Tang XM,Guan ZB,Diao ZY,Zhang SQ

更新日期：2005-10-01 00:00:00

abstract：:The presence of antibiotic resistance genes in genetically modified bacteria raises a regulatory concern in the production of therapeutic proteins and additionally reduces the number of plasmids available for propagation in a cell. Cre recombinase from bacteriophage P1, involved in Cre/loxP mechanism is one of the wid...

journal_title：Protein expression and purification

authors： D S,Shyam Mohan AH,Rao SN

更新日期：2020-03-01 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：:Receptor for activated C-kinase (RACK1) binds to protein kinase C and functions as an anchor for several other cellular components. Most in vitro studies of RACK1 have been carried out with RACK1 fused to a soluble fusion protein partner, such as GST or MBP. Here, we show that fusion complexes may exist as large solub...

journal_title：Protein expression and purification

authors： Bjørndal B,Trave G,Hageberg I,Lillehaug JR,Raae AJ

更新日期：2003-09-01 00:00:00

abstract：:The heat shock protein hsp60 plays a functional role in insulin-dependent diabetes mellitus. The hsp60 epitope p277 (aa 437-aa 460) is effective in vaccinating mice against diabetes. A synthetic peptide gene (p277) that encodes the human hsp60 epitope was cloned to the 3' end of the cellulose-binding domain gene (cbd)...

journal_title：Protein expression and purification

authors： Shpigel E,Elias D,Cohen IR,Shoseyov O

更新日期：1998-11-01 00:00:00

abstract：:Hendra virus (family Paramyxoviridae) is a negative sense single-stranded RNA virus (NSRV) which has been found to cause disease in humans, horses, and experimentally in other animals, e.g. pigs and cats. Pteropid bats commonly known as flying foxes have been identified as the natural host reservoir. The Hendra virus ...

journal_title：Protein expression and purification

authors： Pearce LA,Yu M,Waddington LJ,Barr JA,Scoble JA,Crameri GS,McKinstry WJ

更新日期：2015-12-01 00:00:00

abstract：:Periplasmic expression of recombinant proteins ensures the production of biologically active proteins in a correctly folded state with several key advantages. This research focused on the in-frame cloning of rhIL-15 in pET-20 (+) vector with pelB-leader sequence to direct the protein to the bacterial periplasm. The ta...

journal_title：Protein expression and purification

authors： Ahmed N,Afroze B,Abbas R,Khan MA,Akram M,Tahir S,Bakht S,Munir A,Shahid AA

更新日期：2021-01-01 00:00:00

abstract：:The major immunodominant integral outer membrane protein C (OmpC) from Salmonella typhi Ty21a was overexpressed, without the signal peptide, in Escherichia coli. The protein aggregates as inclusion bodies (IBs) in the cytoplasm. OmpC from IBs was solubilized with 4 M urea and refolded. This involved rapid dilution of ...

journal_title：Protein expression and purification

authors： Kumar PD,Krishnaswamy S

更新日期：2005-03-01 00:00:00

abstract：:MMP1 is an essential enzyme for tissue remodeling both in normal and pathological states. We report a method of purifying activated human MMP1 in E. coli without using urea or 4-Aminophenylmercuric acetate (APMA). Instead, a non-ionic detergent, Triton X-100, was used in the lysis buffer to solubilize MMP1 followed by...

journal_title：Protein expression and purification

authors： Kumar L,Colomb W,Czerski J,Cox CR,Sarkar SK

更新日期：2018-08-01 00:00:00

abstract：:A tremendous increase has taken place over the last decades in the biochemical and clinical use of antibodies. Unfortunately, the constantly growing demand has not been matched by a corresponding easy access to pure immunoglobulin, as purification procedures tend to be either laborious, expensive, or inefficient. We p...

journal_title：Protein expression and purification

authors： Osmark P,Cedervall T,Pieters K,Akerström B

更新日期：2003-08-01 00:00:00

abstract：:Enteropeptidase (synonym:enterokinase, EC 3.4.21.9) is a heterodimeric serine protease of the intestinal brush border that activates trypsinogen by highly specific cleavage of the trypsinogen activation peptide following the sequence (Asp)(4)-Lys. The DNA sequence encoding the light chain (catalytic subunit) of human ...

journal_title：Protein expression and purification

authors： Gasparian ME,Ostapchenko VG,Schulga AA,Dolgikh DA,Kirpichnikov MP

更新日期：2003-09-01 00:00:00

abstract：:(S)-Hydroxynitrile lyase (Hnl) from the tropical rubber tree Hevea brasiliensis catalyzes the formation of (S)-cyanohydrins from hydrocyanic acid and aldehydes or ketones. This enzyme accepts aliphatic, aromatic, and heterocyclic carbonyl compounds as substrates and is therefore considered a potent biocatalyst for the...

journal_title：Protein expression and purification

authors： Hasslacher M,Schall M,Hayn M,Bona R,Rumbold K,Lückl J,Griengl H,Kohlwein SD,Schwab H

更新日期：1997-10-01 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：:A simple scheme for the rapid and efficient isolation of rat pro-atrial natriuretic factor (pro-ANF) has been developed. An isolated rat adrenal cell bioassay for ANF was established to optimize heart tissue extraction and chromatography conditions. This assay is based on the ability of ANF to inhibit angiotensin II-s...

journal_title：Protein expression and purification

authors： Belcourt D,Varma DR,Toney K,Bennett HP

更新日期：1990-09-01 00:00:00

abstract：:Botulinum neurotoxin serotype A (BoNT/A) is an extremely potent bacterial protein toxin. The Hc fragment of BoNT/A (AHc) was shown to be non-toxic, antigenic, and capable of eliciting a protective immunity in animals challenged with homologous BoNT. In this study, we synthesized AHc gene by using T4 DNA ligase and PCR...

journal_title：Protein expression and purification

authors： Chen R,Shi J,Cai K,Tu W,Hou X,Liu H,Xiao L,Wang Q,Tang Y,Wang H

更新日期：2010-05-01 00:00:00

abstract：:Acyl carrier protein (ACP) was purified from Euglena gracilis variety bacillaris in yields of about 1 mg/100 g (wet wt) of cells. Antibodies against the purified protein were raised in hens and isolated from eggs. Antibodies raised against Euglena ACP inhibited the Euglena chloroplast nonaggregated fatty acid syntheta...

journal_title：Protein expression and purification

authors： Williams SG,Worsham LM,Ernst-Fonberg ML

更新日期：1991-04-01 00:00:00

abstract：:Staphylokinase (SAK) is reported to have a serine protease domain with no proteolytic activity unlike other plasminogen activators like tissue plasminogen activator (t-PA) and urokinase. A unique protease property of Staphylokinase was observed when SAK was expressed as a fusion protein in inducible Escherichia coli e...

journal_title：Protein expression and purification

authors： Prasad B,Salunkhe SS,Padmanabhan S

更新日期：2010-02-01 00:00:00

abstract：:The entire stx2 region from Escherichia coli O157:H7, containing two open reading frames (stx2a and stx2b), was cloned into pET-32a with a single promoter, and transformed into E. coli BL21 (DE3) pLysS. We used two methods of IPTG induction using LB medium and auto-induction using ZYM-5052 medium to express recombinan...

journal_title：Protein expression and purification

authors： Tu W,Cai K,Gao X,Xiao L,Chen R,Shi J,Liu H,Hou X,Wang Q,Wang H

更新日期：2009-10-01 00:00:00