Enzymes dans les Protéines Recombinantes

<p>α-Mannosidase (α-D-mannopyranosidase, 1,2-α-mannosidase, 1,2-α-D-mannosidase, exo-α-mannosidase, α-D-mannosidase, systematic name α-D-mannoside mannohydrolase; EC 3.2.1.24) is an enzyme that cleaves α-mannose to produce glucose. One unit of α-Mannosidase will hydrolyze 1.0 µmole of chromogenic phosphate mimic p-nitrophenyl-α-p-mannoside to p-nitrophenol in 1 minute at pH 5.0 and 37°C.</p>

<p>The secreted phospholipase A2-IIA (sPLA2-IIA, PLA2, systematic name phosphatidylcholine 2-acylhydrolase; EC 3.1.1.4) is an enzyme that catalyses the hydrolysis of glycerophospholipids at the sn2 position, yielding 1-acylglycerophosphocholine and a fatty acid. One unit of secreted phospholipase A2-IIA will hydrolyze 1.0 μmole of substrate per min under optimal conditions.</p>

<p>α-N-Acetylglucosaminidase (recombinant Human NAGLU Protein),  degrades heparan sulfate by hydrolysis of terminal GlcNAc resides in N-acetyl-alpha-D-glucosaminides of heparan sulfate.Activity is measured by its ability to hydrolyse 4-Nitrophenyl 2-acetamido-2-deoxy-a-D-glucopyranoside EN03208 or EM31027. The specific activity is &gt;900 pmol/min/μg, as measured under the decribed conditions.</p>

<p>Formaldehyde dehydrogenase (EC 1.2.1.46) is an enzyme that catalyzes the following reaction: formaldehyde + NAD+ + H2O ⇌ formate + NADH + H+ One unit of formaldehyde dehydrogenase will convert 1.0 µmole of formaldehyde to formic acid per minute at pH 7.5 and 37°C in the presence of NAD+.NAD+ is available here.</p>

<p>Serratiopeptidase (serratio peptidase, serratia peptidase, serrapeptidase, serratia E-15 protease, serralysin, serrapeptase; EC 3.4.24.40) is a proteolitic enzyme (proteinase) that is produced by Serratia marcescens.</p>

<p>Deoxycytidine kinase (dCK, EC 2.7.1.74) is an enzyme that catalyzes the following reaction: dC + ATP → dCMP + ADP  It can also use UTP as a donor of the phosphate group, and it can phosphorylate other deoxyribonucleosides (e.g. dA, dG) as well as nucleoside analogues (like clofarabine). One unit of dCK will convert 1.0 µmole of dC and ATP to dCMP and ADP per minute at pH 7.5 and 37°C.</p>

<p>Cathepsin B is a lysosomal proteolytic enzyme of the cysteine protease family. It is present in all mammalian cells. It is essential for the intracellular protein turnover.  Cathepsin B may be a useful tool in Alzheimer′s research, as it may have a role in the natural defense against the disease.</p>

<p>Adenylate kinase 1 (EC 2.7.4.3) catalyzes interconversion between ATP, ADP and AMP by catalyzing the following reaction:  ATP + AMP ⇔ 2 ADP  One unit of Adenylate kinase 1 will convert 1.0 µmol ATP and 1.0 µmol AMP to 2.0 µmol ADP per min at optimum conditions.</p>

<p>Alpha Amylase (Amylase, α-Amylase, 1,4-α-D-glucan glucanohydrolase, glycogenase, systematic name 4-α-D-glucan glucanohydrolase; EC 3.2.1.1, CAS Number [9000-90-2]) is an enzyme that catalyses hydrolysis of large polysacharides into smaller fragments. Alpha amylase targets alpha bonds of 1→4 glycosidic linkages of poly- and oligosaccharides with three or more D-glucose units. One unit of Alpha Amylase will catalyze the hydrolysis of 1.0 μmol of 2-chloro-4-nitrophenyl-α-D-maltotrioside to yield 2-chloro-4-nitrophenol per minute at 37°C. Human pancreatic Alpha Amylase is supplied as clear, colorless to light yellow liquid solution at ≥400U/mL, specific activity ≥100 U/mg protein.Store at 2-8 °C on arrival.</p>

<p>Alpha Amylase (Amylase, α-Amylase, 1,4-α-D-glucan glucanohydrolase, glycogenase, ptyalin; systematic name 4-α-D-glucan glucanohydrolase; EC 3.2.1.1, CAS Number [9000-90-2]) is an enzyme that catalyses hydrolysis of large polysacharides into smaller fragments. Alpha amylase targets alpha bonds of 1→4 glycosidic linkages of poly- and oligosaccharides with three or more D-glucose units. One unit of Alpha Amylase will catalyze the hydrolysis of 1.0 μmol of 2-chloro-4-nitrophenyl-α-D-maltotrioside to yield 2-chloro-4-nitrophenol per minute at 37°C. Human salivary Alpha Amylase is supplied as clear, colorless liquid solution at ≥2000U/mL, specific activity ≥200 U/mg protein. Store at -20°C on arrival.</p>

<p>eXrase DNA endonuclease from enGenes is a recombinant endonuclease from Serratia marcescens produced in E. coli. Effectively and efficiently degrades all forms of DNA and RNA, reducing sample viscosity without proteolytic activity. As effective and efficient as other nucleases on the market, eXrase DNA endonuclease is the most cost-effective way to improve proteins yields and improve sample handing. Presented as a ready to use colourless liquid, formulated in Tris buffer at pH 8.0 with 50 % glycerol (v/v).  This research grade eXrase has low endotoxin, max 0.25 EU/kU.eXrase DNA endonuclease is suitable for the effective breakdown of nucleic acids in numerous biotech settings:  • Removal of residual host DNA from biotechnological products to meet regulatory standards • Reduction of viscosity and streamlined purification in downstream processing of fermentation procedures. • Reduction of viscosity in in upstream fermentation processes • Extraction and/or synthesis of flavouring nucleotides • Enhanced bioavailability of nucleotides in specific feed products • DNA degradation for the removal or prevention of biofilm formationeXrase DNA endonuclease from enGenes is made by a proprietary microbial fermentation process utilizing Escherichia coli cells. This enzyme facilitates the hydrolysis of phosphodiester bonds in various forms of DNA and RNA, including single-stranded, double-stranded, linear, circular, or supercoiled configurations, yielding smaller oligonucleotides typically composed of 2-4 base pairs. Unit-Definition: One unit (U) of the enzyme is defined as the amount required to digest calf thymus DNA, yielding acid-soluble oligonucleotides equivalent to a ΔA260nm of 1.0 within a 30-minute timeframe at pH 8.0 and 37°C. This standardization allows for consistent measurement of enzymatic activity across different batches.</p>

<p>eXrase DNA endonuclease from enGenes is a recombinant endonuclease from Serratia marcescens produced in E. coli. Effectively and efficiently degrades all forms of DNA and RNA, reducing sample viscosity without proteolytic activity. As effective and efficient as other nucleases on the market, eXrase DNA endonuclease is the most cost-effective way to improve proteins yields and improve sample handing. Presented as a ready to use colourless liquid, formulated in Tris buffer at pH 8.0 with 50 % glycerol (v/v). This tech grade version is our most cost effective endonuclease for R&amp;D applications. eXrase DNA endonuclease is suitable for the effective breakdown of nucleic acids in numerous biotech settings:  • Removal of residual host DNA from biotechnological products to meet regulatory standards • Reduction of viscosity and streamlined purification in downstream processing of fermentation procedures. • Reduction of viscosity in in upstream fermentation processes • Extraction and/or synthesis of flavouring nucleotides • Enhanced bioavailability of nucleotides in specific feed products • DNA degradation for the removal or prevention of biofilm formationeXrase DNA endonuclease from enGenes is made by a proprietary microbial fermentation process utilizing Escherichia coli cells. This enzyme facilitates the hydrolysis of phosphodiester bonds in various forms of DNA and RNA, including single-stranded, double-stranded, linear, circular, or supercoiled configurations, yielding smaller oligonucleotides typically composed of 2-4 base pairs. Unit-Definition: One unit (U) of the enzyme is defined as the amount required to digest calf thymus DNA, yielding acid-soluble oligonucleotides equivalent to a ΔA260nm of 1.0 within a 30-minute timeframe at pH 8.0 and 37°C. This standardization allows for consistent measurement of enzymatic activity across different batches.</p>

<p>Glutathione Reductase, baker's yeast, is an enzyme derived from the yeast species *Saccharomyces cerevisiae*. This enzyme is sourced from baker's yeast, providing a renewable and consistent product for various biochemical applications. Its mode of action involves catalyzing the reduction of glutathione disulfide (GSSG) to the sulfhydryl form glutathione (GSH), using NADPH as an electron donor. This reaction is crucial for maintaining the intracellular redox balance by regenerating GSH, the primary cellular antioxidant.</p>

<p>Expression system: Baculovirus&lt;br&gt;Length: 1-415, Full Length&lt;br&gt;Activity: Not Tested</p>

<p>Peptidyl-prolyl cis-trans isomerase E, also known as Cyclophilin E, Cyclophilin-33, Rotamase E, CYP33, PPIE, is an enzyme which belongs to the cyclophilin-type</p>

<p>Nicotinate-Nucleotide Pyrophosphorylase (QPRT) belongs to the nadC/modD family.</p>

<p>Hematopoietic Prostaglandin D Synthase (HPGDS) belongs to the GST superfamily and Sigma family.</p>

<p>Glucosidases are enzymes belonging to the family of oxidoreductases. They catalyse the hydrolysis of starches to simple sugars. Glucosidase is widely used in the food, carbohydrate and biofuels industries. In recent years, its applicability has expanded to biotechnology for its potential application in bioenzymatic fuel cells.</p>

<p>D-Alanine aminotransferase (L-glutamic-pyruvic transaminase; EC 2.6.1.21) is an enzyme that catalyzes the following reaction:  D-alanine + α-ketoglutarate ⇌ pyruvate + D-glutamate  Please enquire for more information about D-Alanine Aminotransferase, Bacilus subtilis, Recombinant including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>selectively deamidates gluten peptides, which results in strongly enhanced T cell-stimulatory activity.  It has also been used in a study to improve quantifiable assays to fully characterize the role of transglutaminase in diseases such as Huntington′s disease and Alzheimer′s disease.</p>