Modifying Enzymes

Proteins that have the ability to structurally alter macromolecules without being altered themselves. Useful for a variety of molecular biology procedures; products include DNA and RNA polymerases, phosphatases, kinases, nucleases, etc.

91 – 105 of 2,701 results

MP Biomedicals™ Lactase from Aspergillus oryzae

Cleaves lactose into its monosaccharide components, glucose and galactose

Pricing & Availability
Specifications

Content And Storage	4°C
Form	Powder
Product Type	Lactase
Color	Off-White
pH	4 to 8
Concentration	>5000 U/g
For Use With (Application)	Screen for blue white colonies in MCS of various plasmid vectors in E. coli or other Bacteria and to break down Lactose in milk
Source	Aspergillus oryzae

Thermo Scientific™ T4 RNA Ligase (10 U/μL)

Catalyze the ATP-dependent formation of phosphodiester bonds between 5'-P and 3'-OH termini of oligonucleotides, single-stranded RNA and DNA.

Pricing & Availability

Thermo Scientific Chemicals Superoxide Dismutase, bovine erythrocytes

Pricing & Availability
Specifications

Form	Lyophilized

Catalase from Bovine Liver

Derived from Bovine liver

Pricing & Availability
Specifications

Content And Storage	-20°C, Protect from moisture
Form	Lyophilized
Product Type	Catalase
pH	7
Concentration	≥3,000 U/mg
Source	Bovine Liver

MP Biomedicals™ Pyruvate Kinase from Rabbit Muscle

≥200u/mg protein, White Crystalline Powder

Pricing & Availability
Specifications

Content And Storage	-20°C
Inhibitors	Activity is inhibited by Ca2+, Fluorophosphate inhibits the Enzyme reaction competitively with respect to PEP , ATP inhibits the reaction by removal of Mg2+ from the Substrate MgADP-
Form	Lyophilized Powder
Product Type	Pyruvate Kinase
Molecular Weight (g/mol)	237000
Color	Clear
pH	7.5
Concentration	≥200 U/mg
For Use With (Application)	Used as a coupling Enzyme in conjunction with Lactic Dehydrogenase in quantifying ADP and the activity of Enzymes that catalyze the formation of ADP
Source	Rabbit muscle

MP Biomedicals™ Lysozyme from Chicken Egg White, 20,000U/mg

Hydrolyzes b-1,4 glucosidic linkages between N-acetylmuramic acid and N-acetylglucosamine which occur in mucopeptide cell wall structure of certain microorganisms, such as Micrococcus lysodeikticus

Pricing & Availability
Specifications

Content And Storage	0°C
Inhibitors	Surface-active reagents such as Dodecyl Sulfate, Alcohols and Fatty Acids, Imidazole and Indole derivatives are inhibitors via formation of change-transfer complexes
Form	Crystallized, Lyophilized
Product Type	Lysozyme
Molecular Weight (g/mol)	14388
Color	White
pH	11
Concentration	3X
For Use With (Application)	Lysing E. coli and Streptomycetes for extraction purposes such as extracting group specific Antigen
Source	Chicken egg white

Collagenase, Type I from Clostridium histolyticum

Pricing & Availability

MP Biomedicals™ Ribonuclease A

From bovine pancreas

Pricing & Availability
Specifications

Content And Storage	0°C
Inhibitors	Heavy Metal Ions, DNA
Form	Lyophilized Powder
Product Type	Ribonuclease A
Molecular Weight (g/mol)	13700
Color	White
pH	7 to 7.5
Purity	>70%
Concentration	≥70 kU/mg
For Use With (Application)	purification of DNA, analysis of RNA sequences, RNase protection assays, hydrolyze RNA contained in Protein samples
Source	Bovine pancreas

MP Biomedicals™ Ficin

From fig tree

Pricing & Availability
Specifications

Content And Storage	4°C
Inhibitors	Iodoacetamide, Iodoacetic Acid, N-ethylmaleimide, Mercuric Chloride, DFP (Diisopropyl Fluorophosphate), TLCK (Na-p-Tosyl-lysine Chloromethyl Ketone), TPCK (N-Tosyl-L-phenylalanine Chloromethyl Ketone)
Form	Powder
Product Type	Ficin
Molecular Weight (g/mol)	≈25
Color	White
pH	5 to 7.5
For Use With (Application)	Cleavage of Mouse IgG
Source	Fig tree Ficus glabrata

100

MP Biomedicals™ Dispase

From Bacillus polymyxa

Pricing & Availability
Specifications

Content And Storage	4°C
Inhibitors	EDTA, EGTA, Hg2+, other heavy Metals
Form	Lyophilized Powder
Product Type	Dispase
Molecular Weight (g/mol)	35.9
Color	Tan
pH	6 to 8.5
For Use With (Application)	Protein sequencing
Source	Bacillus polymyxa

101

Thermo Scientific Chemicals Hexokinase, yeast

Used to catalyzes the phosphorylation of D-hexose sugars at the C6 position utilizing, ATP as a phosphate source. Used to determine glucose, fructose, mannose and ATP.

Pricing & Availability
Specifications

Sensitivity	Hygroscopic
Form	Lyophilized

102

Proteinase K Lyophilized Powder

28.9 KDa

Pricing & Availability

103

MP Biomedicals™ Phosphodiesterase I from Crotalus adamanteus

Used to breaks phosphodiester bonds. It is a membrane-bound glycoprotein that is used to catalyze the hydrolysis of various nucleotide polyphosphates.

Pricing & Availability

104

MP Biomedicals™ β- Galactosidase from Escherichia coli

β-galactosidase cleaves lactose into its monosaccharide components, glucose and galactose

Pricing & Availability
Specifications

Content And Storage	4°C
Inhibitors	p-Chloromercuribenzoate, lodoacetamide, Heavy Metal Ions (Zn++, Fe++, Zn++, Cd++, Cu++, Pb++, Ag+, Hg++), Ionic Detergents SDS, DAC
Form	Lyophilized Powder
Product Type	beta-Galactosidase
Molecular Weight (g/mol)	540000
Color	Pale Gray
pH	7 to 7.5
Concentration	≥50 U/mg
For Use With (Application)	Structural investigation of Carbohydrate, the determination of Lactose (food stuff analysis) and as an Enzyme label for Enzyme immunoassay
Source	E. coli

105

MP Biomedicals™ Papain

Used in the enzymatic synthesis of amino acids, peptides, and other molecules

Pricing & Availability
Specifications

Content And Storage	4°C
Inhibitors	AEBSF, Antipain, Cystatin, E-64, leupeptin, PMSF, TLCK and TPCK
Form	Powder
Product Type	Papain
Molecular Weight (g/mol)	23000
Color	Off-White
pH	6 to 7
For Use With (Application)	Enzymatic synthesis of Amino Acids, Peptides and other molecules
Source	Carica papaya latex

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Modifying Enzymes

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Thermo Scientific™ T4 RNA Ligase (10 U/μL) GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Thermo Scientific™ T4 RNA Ligase (10 U/μL)