Ligand profile

CHEMBL2289060

Bioactivity hit from ChEMBL on a similar protein.

Bound to: KP13_00081 — Acetolactate synthase isozyme 1 large subunit

Via homolog UniProt P17597 Formula C₁₃H₁₁N₃O₆S
pchembl 6.69 ~204.2 nM
Mol. weight 337.31 Da
Permeability Check
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
CHEMBL2289060
UniProt (similar protein)
P17597
pchembl
6.690 (~204.2 nM)
Target protein
KP13_00081

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 337.31 Da
LogP (Crippen) 2.25
H-bond donors 1
H-bond acceptors 8
TPSA 124.68 Ų
Rotatable bonds 6
Aromatic rings 2 / 2
Heavy atoms 23
Fraction sp³ C 0.15
Formula C₁₃H₁₁N₃O₆S

Drug-likeness

Descriptor-based ADME screening flags from SMILES. These are not experimental toxicity results.

Permeability proxy Check

Estimated from TPSA and LogP only: TPSA ≤ 90 Ų and −1 ≤ LogP ≤ 5 are treated as a favorable small-molecule permeability screen.

  • TPSA ≤ 90 Ų 124.7
  • −1 ≤ LogP ≤ 5 2.25
Lipinski's Rule of Five Pass 0 violations
  • MW ≤ 500 Da 337.3
  • LogP ≤ 5 2.25
  • H-bond donors ≤ 5 1
  • H-bond acceptors ≤ 10 8
Veber's rules Pass
  • Rotatable bonds ≤ 10 6
  • TPSA ≤ 140 Ų 124.7
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
COc1cc(OC)nc(Sc2cccc([N+](=O)[O-])c2C(=O)O)n1
InChI 
InChI=1S/C13H11N3O6S/c1-21-9-6-10(22-2)15-13(14-9)23-8-5-3-4-7(16(19)20)11(8)12(17)18/h3-6H,1-2H3,(H,17,18)
InChIKey 
KPDIMNDFNNAMSO-UHFFFAOYSA-N

Provenance

Annotation context from LigQ_2, the internal Target step that collects PDB, ChEMBL, and ZINC ligand evidence.

Method
LigQ nearest_k
Source
ChEMBL
Curation
pdb_similarity_tanimoto
Binding sites
PF00205' 'PF02775' 'PF02776

External resources

Open this ligand in third-party databases and cheminformatics tools.

Other ligands for this protein

Quick navigation to other ligands bound to KP13_00081.

PDB 22

Ligands co-crystallized with this protein (structural evidence).

Ligand PDB entry

ChEMBL 35

Compounds with measured inhibitory activity on this target (higher pchembl = more potent).

Compound Potency (pchembl)

ZINC 50

Virtual screening candidates selected by structural similarity to known actives (Tanimoto ≥ 0.5).

Compound Similarity (Tanimoto)