Biological Activity
Technical Data
Solubility
Calculators
Datasheets
References
Biological Activity
Endogenous peptide with an exceptionally high affinity (Ki = 360 pM) and selectivity for μ opioid receptors (4000- and 15000-fold preference over δ and κ respectively).
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 0.60 mg/ml in water
Preparing Stock Solutions
The following data is based on the product molecular weight 610.67. 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
1.64 mL
8.19 mL
16.38 mL
5 mM
0.33 mL
1.64 mL
3.28 mL
10 mM
0.16 mL
0.82 mL
1.64 mL
50 mM
0.03 mL
0.16 mL
0.33 mL
Molarity Calculator
Molarity Calculator
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Reconstitution Calculator
Reconstitution Calculator
Dilution Calculator
Dilution Calculator
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Product Datasheets
Certificate of Analysis / Product Datasheet
Safety Datasheet
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References
References are publications that support the products' biological activity.
Goldberget al (1998) Pharmacological characterization of endomorphin-1 and endomorphin-2 in mouse brain. J.Pharmacol.Exp.Ther. 286 1007 PMID: 9694962
Harrisonet al (1998) Differential effects of endomorphin-1, endomorphin-2, and tyr-W-MIF-1 on activation of G-proteins in SH-SY5Y human neuroblastoma membranes. Peptides 19 749 PMID: 9622031
Kakizawaet al (1998) Parallel stimulations of in vitro and in situ [35S]GTPγS binding by endomorphin 1 and DAMGO in mouse brains. Peptides 19 755 PMID: 9622032
Zadinaet al (1997) A potent and selective endogenous agonist for the μ-opiate receptor. Nature 386 499 PMID: 9087409