Enzyme activity assays

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HMG-CoA Reductase (HMGR) Assay Kit

3-hydroxy-3-methylglutaryl-CoA reductase (HMGR) is a transmembrane glycoprotein, located on the endoplasmic reticulum.

Enzyme Commission Numbers

Complete List of Enzyme Commission Numbers for metabolics research.

Neurotensin Receptors

Neurotensin is a 13 amino acid regulatory peptide found mainly in gut and brain. Intestinal neurotensin is produced by a discrete population of endocrine cells (N cells) scattered throughout the jejuno-ileal mucosa.

Glycobiology - Carbohydrate Enzymes and Proteins

Explore our complex carbohydrate proteins, enzyme products and kits for investigating oligosaccharides, polysaccharides, and numerous additional aspects of your carbohydrate workflow.

Cholesterol Esterification

Cholesterol esterification enhances transport efficiency in lipoproteins for increased blood stream transport.

Coenzyme A

Enzyme Reagent Coenzyme A (CoA, CoASH or HSCoA) is the key cofactor in first step of the TCA cycle, responsible for transferring the acetyl group from pyruvate oxidation to oxaloacetate yielding citrate. Available through Sigma-Aldrich online.

LOPAC^®1280 Small Molecules Screening

Explore compound library screening options with our Pharmacologically Active Compounds portfolio.

PKA & PKG

Our offers many products related to PKA & PKG for your research needs.

Phospholipase D

PLD enzymes catalyze PC hydrolysis, influencing substrate recognition and lipid metabolism.

Protein Kinase C (PKC)

Protein kinase C (PKC) is an AGC kinase that phosphorylates serine and threonine residues in many target proteins.

PKB/Akt

We offer many products related to PKB/Akt for your research needs.

Phospholipase C

Phospholipase C hydrolysis of PIP2 regulates cell functions, crucial in extracellular signaling pathway regulation.

Better Protease Detection | High-Sensitivity Protease Detection Assay

Get better detection and quantification of proteases with this high-sensitivity red protease detection assay.

Enzymatic Method for Determining Branched Chain Amino Acids (BCAA Assay)

Assay protocol for the colorimetric detection of Branched Chain Amino Acids (BCAA) in biological samples using the alanine assay kit.

Aprotinin

While aprotinin and bovine pancreatic trypsin inhibitor (BPTI) are the same protein sequence, the term aprotinin is typically used when describing the protein derived from bovine lung.

How to Work with Enzymes Supplied as Ammonium Sulfate Suspensions

Instructions for working with enzymes supplied as ammonium sulfate suspensions

Enzymatic Assay of Cathepsin B

Cathepsin B is a lysosomal cysteine proteinase with broad specificity. This protocol uses Nα–CBZ–Arg–Arg–7–amido–4–methylcoumarin as the substrate for fluorometric detection of Cathepsin B activity.

Mucins, Glycosylated Proteins, Properties & Diagram

Mucins are a diverse family of densely glycosylated proteins. Mucin domains within the protein core are rich in threonine, serine and hydroxyproline enabling post-translational O-glycosylation.

Horseradish Peroxidase (HRP) Enzymes

Discover our peroxidase from horseradish enzymes, products, substrates, and inhibitors for your ELISA, immunoassay, and protein application needs.

Enzymes for Alternative Energy

Explore the hurdles in unlocking glucose energy from lignocellulosic biomass, surpassing challenges compared to starch.

Bioluminescent Firefly Luciferase Assays

Firefly luciferase is a sensitive reporter for gene studies due to its absence in mammalian cells or tissues.

Fibrinogen/Fibrin

Fibrinogen, an acute phase glycoprotein, plays a vital role in the coagulation cascade of proteins.

Nuclear Receptors: PPARs

Peroxisome proliferator activated receptors (PPARs) are ligand-activated transcription factors related to hormone receptors, influencing gene expression.

Heterotrimeric G Proteins

Heterotrimeric G proteins modulate intracellular signals from 7TM receptors, impacting various cellular functions and drug targets.

Decorin

Decorin's role in connective tissues underscores its importance in skeletal system extracellular matrix composition.

Dipeptidyl Peptidase IV

Native DPPIV, a type II transmembrane glycoprotein, functions as a serine protease in the S9 prolyl-oligopeptidase family.

InsR

We offers many products related to InsR for your research needs.

Phosphodiesterases

Cyclic nucleotide phosphodiesterases (PDEs) catalyze the hydrolysis of cAMP and/or cGMP. There are 11 different mammalian PDE families.

Neuropeptidases

We offers many products related to neuropeptidases for your research needs.