Ligand Id: 134
Ligand name methysergide

2D Structure
Calculated Physico-chemical Properties
Hydrogen bond acceptors 5
Hydrogen bond donors 2
Rotatable bonds 5
Topological polar surface area 57.5
Molecular weight 353.21
XLogP 1.47
No. Lipinski's rules broken 0

Molecular properties generated using the CDK

Summary Biological activity References Structure Similar ligands

Selectivity data from IUPHAR-DB

Selectivity at human GPCRs
Key to terms and symbols Click column headers to sort
Receptor Type Action Affinity Units Concentration range (M) Reference
5-HT2C receptor Antagonist Antagonist 8.6 – 9.1 pKi - 10,16
5-HT2B receptor Agonist Partial agonist 8.0 – 9.4 pKi - 10-11,15
5-HT1D receptor Antagonist Antagonist 8.4 – 8.9 pKi - 2,4
5-HT2A receptor Antagonist Antagonist 8.4 pKi - 10
5-HT1F receptor Antagonist Antagonist 8.2 pKi - 1,6
5-HT7 receptor Antagonist Antagonist 7.1 – 7.8 pKi - 30-32
5-HT1B receptor Antagonist Antagonist 6.6 – 7.6 pKi - 2-3
5-ht5a receptor Antagonist Antagonist 7.0 pKi - 19
5-ht1e receptor Antagonist Antagonist 6.5 – 6.8 pKi - 3,5-8
5-HT6 receptor Antagonist Antagonist 6.5 – 6.8 pKi - 23,26-27
Selectivity at mouse GPCRs
Key to terms and symbols Click column headers to sort
Receptor Type Action Affinity Units Concentration range (M) Reference
5-HT7 receptor Antagonist Antagonist 7.9 pKi - 29
5-ht5a receptor Antagonist Antagonist 6.3 – 7.2 pKi - 20-21
Selectivity at rat GPCRs
Key to terms and symbols Click column headers to sort
Receptor Type Action Affinity Units Concentration range (M) Reference
5-HT2C receptor Antagonist Antagonist 9.3 pKi - 17
5-HT2A receptor Antagonist Antagonist 8.4 – 9.5 pKi - 12-13
5-HT2C receptor Agonist Partial agonist 8.7 pKi - 11
5-HT2B receptor Agonist Partial agonist 8.2 pKi - 14
5-HT7 receptor Antagonist Antagonist 7.9 pKi - 28
5-HT2A receptor Agonist Partial agonist 7.8 pKi - 11
5-ht5a receptor Antagonist Antagonist 6.7 pKi - 18
5-HT6 receptor Antagonist Antagonist 6.4 – 6.6 pKi - 22,24-26
5-HT1F receptor Antagonist Antagonist 7.8 pIC50 - 9

Please note: The activity data given on this ligand page represents selected literature values and may not include all reported data.
For more details please contact: curators@iuphar-db.org