vigabatrin   Click here for help

GtoPdb Ligand ID: 4821

Synonyms: CPP-109 | Kigabeq® | MDL-71754 | Sabril®
Approved drug
vigabatrin is an approved drug (FDA (2009), EMA (2018))
Compound class: Synthetic organic
Comment: The approved drug vigabatrin is a mixture to two stereoisomers: an R(-)- form (see PubChem CID 157018) and an S(+)-form (see PubChem CID 10219440). Only the S(+)-form is pharmacologically active. The structure shown here does not specify stereochemistry and represents the mixture.
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2D Structure
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Physico-chemical Properties
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Hydrogen bond acceptors 3
Hydrogen bond donors 2
Rotatable bonds 4
Topological polar surface area 63.32
Molecular weight 129.08
XLogP 0.05
No. Lipinski's rules broken 0
SMILES / InChI / InChIKey
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Canonical SMILES NC(C=C)CCC(=O)O
Isomeric SMILES NC(C=C)CCC(=O)O
InChI InChI=1S/C6H11NO2/c1-2-5(7)3-4-6(8)9/h2,5H,1,3-4,7H2,(H,8,9)
InChI Key PJDFLNIOAUIZSL-UHFFFAOYSA-N
Transporters Moving this Compound Across a Lipid Membrane
Transporter EC number Reaction Reference
Proton-coupled Amino acid Transporter 1 1,5
Selectivity at enzymes
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Target Sp. Type Action Value Parameter Concentration range (M) Reference
4-aminobutyrate aminotransferase Primary target of this compound Hs Inhibitor Irreversible inhibition 3.1 pKi - 2,4
pKi 3.1 (Ki 8.5x10-4 M) [2,4]
Selectivity at transporters
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Target Sp. Type Action Value Parameter Concentration range (M) Reference
Vesicular inhibitory amino acid transporter Hs Inhibitor Inhibition 2.1 pIC50 - 3
pIC50 2.1 (IC50 7.5x10-3 M) [3]