Purification and characterization of acylation stimulating protein from porcine serum.

abstract：:The UDP-N-acetylmuramoyl-L-alanine:D-glutamate ligase from Escherichia coli, an enzyme involved in the biosynthesis of the bacterial peptidoglycan monomer unit, was overproduced and purified to homogeneity on a large scale, yielding 4 mg of protein per liter of bacterial culture. Crystals of the complex with the subst...

journal_title：Protein expression and purification

authors： Auger G,Martin L,Bertrand J,Ferrari P,Fanchon E,Vaganay S,Pétillot Y,van Heijenoort J,Blanot D,Dideberg O

更新日期：1998-06-01 00:00:00

abstract：:Human β-glucuronidase (GUS; EC 3.2.1.31) is a lysosomal enzyme that catalyzes the hydrolysis of β-d-glucuronic acid residues from the non-reducing termini of glycosaminoglycans. Impairment in GUS function leads to the metabolic disorder mucopolysaccharidosis type VII, also known as Sly syndrome. We produced GUS from a...

journal_title：Protein expression and purification

authors： Fratz-Berilla EJ,Ketcham SA,Parhiz H,Ashraf M,Madhavarao CN

更新日期：2017-12-01 00:00:00

abstract：:Human Fas ligand is a medically important membrane glycoprotein that induces the apoptosis of harmful cells. A new secretory expression and purification method was devised for the production of a large amount of recombinant human Fas ligand extracellular domain (hFasLECD) by Pichia pastoris. The expression plasmid con...

journal_title：Protein expression and purification

authors： Muraki M

更新日期：2006-12-01 00:00:00

abstract：:Enteroaggregative Escherichia coli (EAEC) heat-stable enterotoxin 1 (EAST1) is a 4.1k Da protein originally discovered in EAEC but known to be scattered in other diarrheagenic E. coli as well, possibly causing diarrhea in humans and animals. We report for the first time a method to express and purify EAST1 using the G...

journal_title：Protein expression and purification

authors： Ménard LP,Lussier JG,Lépine F,Paiva de Sousa C,Dubreuil JD

更新日期：2004-02-01 00:00:00

abstract：:Recombinant OSU VP4 protein, and outer capsid antigen of porcine rotavirus, was purified to a high level from the spent broth of baculovirus-infected Spodoptera frugiperda insect cells. Initial clarification of the broth with a 0-60% ammonium sulfate cut retained 93% of the total VP4. Q-sepharose ion exchange chromato...

journal_title：Protein expression and purification

authors： Juarbe-Osorio LG,Gorziglia M,Betenbaugh MJ

更新日期：1993-06-01 00:00:00

abstract：:Nedd4 is an E3 ubiquitin ligase that has received increased attention due to its role in the maintenance of proteostasis and in cellular stress responses. Investigation of Nedd4 enzymology has revealed a complex enzymatic mechanism that involves intermolecular interactions with upstream E2 conjugating enzymes and with...

journal_title：Protein expression and purification

authors： Hatstat AK,McCafferty DG

更新日期：2020-09-01 00:00:00

abstract：:The guanine nucleotide exchange factor EF-1beta gene from the thermoacidophilic archaeon Sulfolobus solfataricus (SsEF-1beta) was amplified by PCR and cloned into the pT7-7 expression vector. One of four selected clones harbored the T160C nucleotide substitution leading to the Y54H amino acid change in a hydrophobic r...

journal_title：Protein expression and purification

authors： Ianniciello G,Masullo M,Raimo G,Arcari P,Bocchini V

更新日期：1998-02-01 00:00:00

abstract：:Alphavirus nonstructural protein nsP1 possesses distinct methyltransferase (MTase) and guanylyltransferase (GTase) activities involved in the capping of viral RNAs. In alphaviruses, the methylation of GTP occurs before RNA transguanylation and nsP1 forms a covalent complex with m(7)GMP unlike the host mRNA guanylyltra...

journal_title：Protein expression and purification

authors： Tomar S,Narwal M,Harms E,Smith JL,Kuhn RJ

更新日期：2011-10-01 00:00:00

abstract：:Acetyl-CoA C-acetyltransferase synthase gene (AACT) cDNA, DNA and promoter were cloned from Sanghuangporus baumii. The gene ORF (1260 bp) encoded 419 amino acids. The AACT DNA includes five exons (1-84 bp, 140-513 bp, 570-1027 bp, 1090-1282 bp, 1344-1494 bp) and four introns (85-139 bp, 514-569 bp, 1028-1089 bp, 1283-...

journal_title：Protein expression and purification

authors： Wang X,Wang S,Xu X,Sun J,Ma Y,Liu Z,Sun T,Zou L

更新日期：2020-06-01 00:00:00

abstract：:Mammalian α-defensins contribute to innate immunity by exerting antimicrobial activity against various pathogens. To perform structural and functional analysis of α-defensins, large amounts of α-defensins are essential. Although many expression systems for the production of recombinant α-defensins have been developed,...

journal_title：Protein expression and purification

authors： Tomisawa S,Sato Y,Kamiya M,Kumaki Y,Kikukawa T,Kawano K,Demura M,Nakamura K,Ayabe T,Aizawa T

更新日期：2015-08-01 00:00:00

abstract：:Human lysosomal beta-hexosaminidase exists in two major forms: the A isoform is composed of both alpha and beta chains, while the B form is a homopolymer of beta chains. Deficiency of beta-hexosaminidase underlies the GM2 gangliosidoses. We have produced active beta-hexosaminidase B in cultured insect (Sf9) cells by i...

journal_title：Protein expression and purification

authors： Boose JA,Tifft CJ,Proia RL,Myerowitz R

更新日期：1990-11-01 00:00:00

abstract：:The major capsid protein L1 of human papillomavirus (HPV) contains the immunodominant neutralization epitopes of the virus and can auto-assembles to form virus-like particles (VLPs). Therefore, HPV L1 capsid proteins have been well investigated as potential vaccine candidates. To express large quantities of human papi...

journal_title：Protein expression and purification

authors： Ma Z,Chen B,Zhang F,Yu M,Liu T,Liu L

更新日期：2007-11-01 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：:The assembly pathway of the insect cell Spodoptera frugiperda (Sf-9) was engineered to include expression of the murine chaperone immunoglobulin heavy chain binding protein (BiP) using the baculovirus vector. The impact of BiP coexpression on the production and secretion of functional and soluble recombinant immunoglo...

journal_title：Protein expression and purification

authors： Hsu TA,Eiden JJ,Bourgarel P,Meo T,Betenbaugh MJ

更新日期：1994-12-01 00:00:00

abstract：:The A(280)/A(260) ratio of a purified protein is frequently used as an indication of the purity of the preparation with respect to nucleic acids. We show here that for low-molecular-weight recombinant proteins purified from Escherichia coli, a low A(280)/A(260) ratio can also result from contamination with UDP-linked ...

journal_title：Protein expression and purification

authors： Ram MK,Andrade LJ,Phillips TB,van Schravendijk MR

更新日期：1999-11-01 00:00:00

abstract：:Chinese hamster dihydrofolate reductase (ch-DHFR) was overexpressed in Escherichia coli DH5 alpha under the transcriptional control of PRPL promoters regulated by temperature-sensitive repressors. The desired recombinant product is soluble and constitutes about 30% of the total soluble proteins of the bacterial cell. ...

journal_title：Protein expression and purification

authors： Fan YX,Wang B,Jing GZ

更新日期：1997-03-01 00:00:00

abstract：:Human endothelin-1 (ET-1) is a potent vasocontractile 21-residue peptide hormone with significant pharmacological importance. An efficient and straightforward expression strategy that enables cost-effective incorporation of stable isotopes is not available thus far. In this report, we describe a cost-effective express...

journal_title：Protein expression and purification

authors： Mac TT,Beyermann M,Pires JR,Schmieder P,Oschkinat H

更新日期：2006-08-01 00:00:00

abstract：:Cell extracts of Clostridium kluyveri grown on ethanol plus succinate contained a NAD(H) dependent 4-hydroxybutanoate dehydrogenase (EC 1.1.1.61) at 66 U/mg. This enzyme was purified 42-fold under anaerobic conditions to homogeneity. Heat treatment, ion exchange chromatography on DEAE-cellulose, nondenaturing polyacry...

journal_title：Protein expression and purification

authors： Wolff RA,Kenealy WR

更新日期：1995-04-01 00:00:00

abstract：:The human cyclin H, a protein normally associated with the cyclin-dependent kinase cdk7, was overexpressed in Escherichia coli using a T7 RNA polymerase expression system and further purified to apparent homogeneity. The purified recombinant cyclin H is similar to the endogenous one according to the following criteria...

journal_title：Protein expression and purification

authors： Poterszman A,Andersen G,Busso D,Rossignol M,Egly JM,Thierry JC

更新日期：1997-03-01 00:00:00

abstract：:Taxadiene synthase catalyzes the conversion of the universal precursor of diterpenoids, geranylgeranyl diphosphate, to taxadiene, a key intermediate in Taxol (paclitaxel) biosynthesis. The gene encoding taxadiene synthase was cloned recently. Here we report a method for the heterologous overexpression of cDNA encoding...

journal_title：Protein expression and purification

authors： Huang KX,Huang QL,Wildung MR,Croteau R,Scott AI

更新日期：1998-06-01 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：:Antibacterial peptides from various sources express different antibacterial activity. In order to obtain a high activity antibacterial peptide, the sequences of four antimicrobial peptides--Protegrin-1, 4 kDa Scorpion Defensin, Metalnikowin-2A and Sheep Myeloid Antibacterial Peptide SMAP-29--were exploited to generate...

journal_title：Protein expression and purification

authors： Niu M,Li X,Wei J,Cao R,Zhou B,Chen P

更新日期：2008-01-01 00:00:00

abstract：:A recombinant Hc fragment of botulinum neurotoxin, serotype B (rBoNTB(Hc)), has been successfully expressed in a Mut+ strain of the methylotrophic yeast Pichia pastoris for use as an antigen in a proposed human vaccine. The fermentation process consisted of batch phase on glycerol, followed by glycerol and methanol fe...

journal_title：Protein expression and purification

authors： Potter KJ,Bevins MA,Vassilieva EV,Chiruvolu VR,Smith T,Smith LA,Meagher MM

更新日期：1998-08-01 00:00:00

abstract：:Escherichia coli glutamic acid decarboxylase is a pyridoxal phosphate-dependent enzyme that catalyzes the alpha-decarboxylation of glutamate to yield 4-amino-butyrate and CO2. The E. coli chromosome contains two genes encoding for this enzyme, gadA and gadB, which map at distinct loci. Their protein products differ in...

journal_title：Protein expression and purification

authors： De Biase D,Tramonti A,John RA,Bossa F

更新日期：1996-12-01 00:00:00

abstract：:Endo-1,4-β-mannanase is an enzyme that can catalyze the random hydrolysis of β-1,4-mannosidic linkages in the main chain of mannans, glucomannans and galactomannans and offers many applications in different biotechnology industries. Purification and kinetic properties of the endo-1,4-β-mannanase from recombinant Esche...

journal_title：Protein expression and purification

authors： Tuntrakool P,Keawsompong S

更新日期：2018-06-01 00:00:00

abstract：:The erm proteins confer resistance to the MLS (macrolide-lincosamide-streptogramin B) antibiotics in various microorganisms, including pathogens, through dimethylation of a single adenine residue (A2085: Bacillus subtilis coordinate) of the 23S rRNA to reduce the affinity of antibiotics, thereby enabling the cells to ...

journal_title：Protein expression and purification

authors： Jin HJ,Yang YD

更新日期：2002-06-01 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：:CD23, a 45-kDa type II membrane glycoprotein present on B cells, monocytes, and other human immune cells, is a low-affinity receptor for IgE. The extracellular region of the membrane-bound human CD23 is processed into at least four soluble (s) CD23 forms, with apparent molecular masses of 37, 33, 29, and 25 kDa. High ...

journal_title：Protein expression and purification

authors： Khandekar SS,Mayer RJ,Cusimano DM,Katchur SR,Appelbaum ER

更新日期：2001-07-01 00:00:00

abstract：:Hydroxypyruvate reductase (HPR), a plant leaf peroxisomal enzyme involved in the glycolate pathway, has been purified in two steps from a crude extract of parsley leaves during the purification of an unrelated ATP-dependent enzyme. HPR, a homogenous side-fraction arising from this purification procedure, was identifie...

journal_title：Protein expression and purification

authors： Julliard JH,Breton-Gilet A

更新日期：1997-02-01 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