mitragynine   Click here for help

GtoPdb Ligand ID: 13149

Synonyms: (-)-Mitragynine
Comment: Mitragynine is an opioid-related natural product. It is the major bioactive alkaloid component of the herbal leaf known as kratom [2]. Kratom's use as a herbal remedy for pain, anxiety and depression is permitted in some countries, but criminalized in others due to its potential to cause addiction and dependence.
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2D Structure
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Physico-chemical Properties
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Hydrogen bond acceptors 6
Hydrogen bond donors 1
Rotatable bonds 6
Topological polar surface area 60.03
Molecular weight 398.5
XLogP 2.68
No. Lipinski's rules broken 0
SMILES / InChI / InChIKey
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Canonical SMILES CC[C@@H]1CN2CCC3=C([C@@H]2C[C@@H]1/C(=C\OC)/C(=O)OC)NC4=CC=CC(=C34)OC
Isomeric SMILES CC[C@@H]1CN2CCC3=C([C@@H]2C[C@@H]1/C(=C\OC)/C(=O)OC)NC4=C3C(=CC=C4)OC
InChI InChI=1S/C23H30N2O4/c1-5-14-12-25-10-9-15-21-18(7-6-8-20(21)28-3)24-22(15)19(25)11-16(14)17(13-27-2)23(26)29-4/h6-8,13-14,16,19,24H,5,9-12H2,1-4H3/b17-13+/t14-,16+,19+/m1/s1
InChI Key LELBFTMXCIIKKX-QVRQZEMUSA-N
Selectivity at GPCRs
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Target Sp. Type Action Value Parameter Concentration range (M) Reference
μ receptor Hs Agonist Agonist 9.3 pEC50 - 1
pEC50 9.3 (EC50 5x10-10 M) [1]
Description: Determined as inhibition of forskolin-stimulated cAMP accumulation in HEK293T cells expressing human mu opioid receptor
μ receptor Mm Agonist Agonist 6.7 pEC50 - 3
pEC50 6.7 (EC50 2.03x10-7 M) [3]
Description: Determined as agonist-induced [35S]GTPγS binding in CHO cells expressing mouse mu opioid receptor