Intracellular

Over 100 entries, each containing a peer-reviewed overview, key references and tables providing valuable information on structure, subtypes, selective agonists, selective antagonists, tissue distribution and much more. The Sigma-RBI eHandbook links directly to hundreds of related products.

Intracellular Signaling Enzymes / Receptors

Adenylyl Cyclases Caspases G Proteins (Heterotrimeric) GTP Binding Proteins (Low Molecule Weight) InsP₃/Ryanodine Receptors Nitric Oxide Synthases Nuclear Receptors (Non-Steroids) Nuclear Receptors (PPARs) Nuclear Receptors (Steroids)	PAF Receptor Phosphodiesterases Phosphoinositide Kinases Phospholipase A₂ Phospholipase C Phospholipase D Phosphoprotein Phosphatases (Serine/Threonine) Phosphoprotein Phosphatases (Tyrosine) Protein Prenyltransferases
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For a complete list of enzymes, visit the Enzyme Explorer.

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