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Sigma offers over 1,600 enzymes as well as associated inhibitors and substrates.
TO SEARCH FOR AN ENZYME BY EC # OR REACTION CATALYZED...
1. Click on a category in the menu below
2. Scroll down the list to the enzyme of interest
3. Click on the Product # to access product listing and related information including:
inhibitors, substrates, assay procedures, Product Information Sheets, C of A and MSDS |
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1.x.x.x Oxidoreductases
2.x.x.x Transferases
3.x.x.x Hydrolases (Acting on esters)
3.x.x.x Hydrolases (Glycosidases)
3.x.x.x Hydrolases (Other)
4.x.x.x Lyases
5.x.x.x Isomerases
6.x.x.x Ligases
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Ligases |
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| E.C. # |
Product Name |
Product # |
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C-S bonds |
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| 6.2.1.1 |
S-Acetyl-coenzyme A synthetase from baker's yeast (S. cerevisiae), Lyophilized powder, minimum 3 units/mg protein |
A1765 |
| 6.2.1.3 |
Acyl-coenzyme A Synthetase from Pseudomonas sp., BioChemika, lyophilized, powder, white, ~2.5 U/mg protein |
01819 |
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C-N bonds |
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| 6.3.1.2 |
L-Glutamine Synthetase from Escherichia coli, Lyophilized powder, 400-2,000 units/mg protein |
G1270 |
| 6.3.1.2 |
L-Glutamine Synthetase from Escherichia coli W, ATCC No. 9637, Lyophilized powder, 100-300 units/mg protein |
G3144 |
| 6.3.1.2 |
L-Glutamine Synthetase from sheep brain, Lyophilized powder, approx. 100 units/mg protein |
G6632 |
| 6.3.5.1 |
b-NAD Synthetase from Escherichia coli, Lyophilized powder, 0.1-0.5 units/mg protein |
N1779 |
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C-C bonds |
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| 6.4.1.1 |
Pyruvate Carboxylase from bovine liver, Buffered aqueous glycerol solution, 5-25 units/mg protein (BCA) |
P7173 |
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Phosphoric ester |
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| 6.5.1.1 |
DNA Ligase from T4-infected Escherichia coli, Buffered aqueous glycerol solution |
D2886 |
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Oxidoreductases | Transferases | Hydrolases (Acting on esters) | Hydrolases (Glycosidases) | Hydrolases (Other) | Lyases | Isomerases | Ligases
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