Enzymes in Recombinant Proteins

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.

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>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>

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&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>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>

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

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

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>Endoproteinase Glu-C (Glutamyl endopeptidase, V8 protease, GluV8, EC 3.4.21.19) is a protease that hydrolyzes peptide bonds at the carboxylic side of either exclusively Glu, or Glu and Asp residues, depending on the buffer conditions. One unit of endoproteinase Glu-C will generate 1.0 μmole of p-nitroaniline from Z-Phe-Leu-Glu-pNA peptide mimic substrate per minute at pH 7.8 and 25 °C. Z-Phe-Leu-Glu-pNA substrate is available here.molecular weight ~ 27000.</p>

<p>Cocarboxylase hydrochloride is a coenzyme derivative, which is primarily sourced from thiamine (vitamin B1). It plays a crucial role in biochemical processes by facilitating the enzymatic decarboxylation of alpha-keto acids within the cellular environment. This action is fundamental in energy production as it aids in the conversion of pyruvate to acetyl-CoA, subsequently entering the citric acid cycle. Cocarboxylase hydrochloride’s involvement in carbohydrate metabolism is especially vital for tissues with high metabolic rates, such as the heart and brain.</p>

Nucleoside phosphorylase (Purine nucleoside phosphorylase, PNP, PNPase, inosine phosphorylase, inosine-guanosine phosphorylase; EC 2.4.2.1) is an enzyme that catalyzes the following reaction:  purine nucleoside + Pi ⇌ purine + alpha-D-ribose 1-phosphate  One unit of nucleoside phosphorylase will phosphorylate 1.0 micromole of inosine to hypoxanthine and alpha-D-ribose 1-phosphate per min at pH 7.4 and 25°C.

<p>Choline oxidase (EC 1.1.3.17) is an enzyme that catalyzes the following reaction: choline + O2 + H20 ⇌ betaine aldehyde + H2O2One unit of choline oxidase will form 1 μmole of H2O2 by oxidizing choline to betaine aldehyde per min at pH 8.0 and 37 °C. You can remove the build-up of hydrogen peroxide using catalase.</p>

<p>Invertase is an enzyme that catalyzes the hydrolysis of sucrose to glucose and fructose and can be found in plants and microorganisms</p>

<p>From pigeon breast muscle - Carnitine acetyltransferase (EC 2.3.1.7, also Carnitine O-acetyltransferase) is an enzyme that catalyzes the following chemical reaction: acetyl-CoA + carnitine ⇌ CoA + acetylcarnitine</p>

<p>DNase I (Deoxyribonuclease I, EC 3.1.21.1) is an endonuclease that cleaves DNA, yielding 5'-phosphate-terminated polynucleotides with a free hydroxyl group on position 3'. On average it produces tetranucleotides. One unit of the DNase I will increase the absorbance of 260nm light at a rate of 0.001/minute in 1 ml reaction volume at 25°C.</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>75u/mg - Glyceraldehyde 3-phosphate dehydrogenase (GAPDH; EC 1.2.1.12) is an enzyme that catalyzes the following reaction:  glyceraldehyde 3-phosphate + NAD+ + Pi ⇌ glycerate 1,3-bisphosphate + NADH + H+  One unit of GAPDH will convert 1.0 μmole of glyceraldehyde 3-phosphate into glycerate 1,3-bisphosphate per minute at pH 8.5 and 37 °C in the presence of NAD+ and phosphate. NAD+ is available here.</p>

Endo-β-1,4-Mannanase (other names Mannan endo-1,4-β-mannosidase, endo-β-1,4-mannase, β-mannanase B, β-1, 4-mannan 4-mannanohydrolase, endo-β-mannanase, β-D-mannanase, 1,4-β-D-mannan mannanohydrolase; EC 3.2.1.78) is an enzyme, catalyzing the hydrolysis of -1, 4-mannosidic linkages in mannans, glucomannans and galactomannans. One unit of Endo-β-1,4-Mannanase will release 1.0 µmole of mannose reducing-sugar per minute from a 3mg/ml mannan solution at pH 5.5 and 37degC.  Expressed in U/g.

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.