Octreotide
Biological Activity
Peptide agonist for sst2, sst3 and sst5 somatostatin receptors. IC50/Kd values (nM) at cloned human somatostatin receptors are: 290 - 1140 (sst1), 0.4 - 2.1 (sst2), 4.4 - 34.5 (sst3), > 1000 (sst4), and 5.6 - 32 (sst5).
Technical Data
| M. Wt | 1019.24 |
| Formula | C49H66N10O10S2 |
| Sequence |
FCFWKTCT (Modifications: Phe-1 = D-Phe, Trp-4 = D-Trp, Thr-8 = Thr-ol, Disulfide bridge between 1 - 7) |
| Storage | Desiccate at -20°C |
| CAS Number | 83150-76-9 |
| PubChem ID | 90488715 |
| InChI Key | DEQANNDTNATYII-XOEBDJBESA-N |
| Smiles | [H]N[C@@H](CC1=CC=CC=C1)C(=O)N[C@H]1CSSC[C@H](NC(=O)[C@@H](NC(=O)[C@H](CCCCN)NC(=O)[C@H](CC2=CNC3=C2C=CC=C3)NC(=O)[C@H](CC2=CC=CC=C2)NC1=O)[C@@H](C)O)C(=O)N[C@H](CO)[C@@H](C)O |
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.
Solubility Data
| Solubility | Soluble to 1.20 mg/ml in water |
Preparing Stock Solutions
The following data is based on the product molecular weight 1019.24. Batch specific molecular weights may vary from batch to batch due to solvent of hydration, which will affect the solvent volumes required to prepare stock solutions.
| Concentration / Solvent Volume / Mass | 1 mg | 5 mg | 10 mg |
|---|---|---|---|
| 1 mM | 0.98 mL | 4.91 mL | 9.81 mL |
| 5 mM | 0.2 mL | 0.98 mL | 1.96 mL |
| 10 mM | 0.1 mL | 0.49 mL | 0.98 mL |
| 50 mM | 0.02 mL | 0.1 mL | 0.2 mL |
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References
References are publications that support the products' biological activity.
Hoyer et al (1994) Molecular pharmacology of somatostatin receptors. Naunyn Schmiedebergs Arch.Pharmacol. 350 441 PMID: 7870182
Raynor et al (1993) Cloned somatostatin receptors: identification of subtype-selective peptides and demonstration of high affinity binding to linear peptides. Mol.Pharmacol. 43 838 PMID: 8100350
Hannon et al (2002) Drug design at peptide receptors. Somatostatin receptor ligands. J.Mol.Neurosci. 18 15 PMID:
If you know of a relevant reference for Octreotide, please let us know.
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Keywords: sst2 sst3 sst5 agonists Receptors Somatostatin SMS201995 SMS 201995 Sandostatin Somatostatin Receptors
Citations for Octreotide
Citations are publications that use Tocris products.
Currently there are no citations for Octreotide. Do you know of a great paper that uses Octreotide from Tocris? If so please let us know.
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