Ligand profile

CHEMBL3318603

Bioactivity hit from ChEMBL on a similar protein.

Bound to: KP13_00976 — 2-succinyl-6-hydroxy-2, 4-cyclohexadiene-1-carboxylate synthase

Via homolog UniProt Q8R2Y0 Formula C₁₉H₂₀N₄O
pchembl 8.00 ~10.0 nM
Mol. weight 320.40 Da
Permeability High
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
CHEMBL3318603
UniProt (similar protein)
Q8R2Y0
pchembl
8.000 (~10.0 nM)
Target protein
KP13_00976

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 320.40 Da
LogP (Crippen) 2.82
H-bond donors 0
H-bond acceptors 4
TPSA 41.37 Ų
Rotatable bonds 2
Aromatic rings 3 / 4
Heavy atoms 24
Fraction sp³ C 0.26
Formula C₁₉H₂₀N₄O

Drug-likeness

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

Permeability proxy High

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 41.4
  • −1 ≤ LogP ≤ 5 2.82
Lipinski's Rule of Five Pass 0 violations
  • MW ≤ 500 Da 320.4
  • LogP ≤ 5 2.82
  • H-bond donors ≤ 5 0
  • H-bond acceptors ≤ 10 4
Veber's rules Pass
  • Rotatable bonds ≤ 10 2
  • TPSA ≤ 140 Ų 41.4
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
O=C(N1CCN(Cc2ccc3ccccc3c2)CC1)n1cccn1
InChI 
InChI=1S/C19H20N4O/c24-19(23-9-3-8-20-23)22-12-10-21(11-13-22)15-16-6-7-17-4-1-2-5-18(17)14-16/h1-9,14H,10-13,15H2
InChIKey 
YLXCAQDUFRLKBA-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
Binding sites
PF00561

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_00976.

PDB 2

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

Ligand PDB entry

ChEMBL 99

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)