Ligand profile

CHEMBL5194447

Bioactivity hit from ChEMBL on a similar protein.

Bound to: KP13_32154 — ATP-dependent Clp protease proteolytic subunit ClpP

Via homolog UniProt Q16740 Formula C₂₃H₂₄N₄O
pchembl 6.92 ~120.2 nM
Mol. weight 372.47 Da
Permeability High
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
CHEMBL5194447
UniProt (similar protein)
Q16740
pchembl
6.920 (~120.2 nM)
Target protein
KP13_32154

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 372.47 Da
LogP (Crippen) 2.82
H-bond donors 0
H-bond acceptors 5
TPSA 41.37 Ų
Rotatable bonds 4
Aromatic rings 3 / 5
Heavy atoms 28
Fraction sp³ C 0.30
Formula C₂₃H₂₄N₄O

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 372.5
  • LogP ≤ 5 2.82
  • H-bond donors ≤ 5 0
  • H-bond acceptors ≤ 10 5
Veber's rules Pass
  • Rotatable bonds ≤ 10 4
  • TPSA ≤ 140 Ų 41.4
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
O=c1nc2n(c3c1CN(Cc1ccccc1)CC3)CCN2Cc1ccccc1
InChI 
InChI=1S/C23H24N4O/c28-22-20-17-25(15-18-7-3-1-4-8-18)12-11-21(20)27-14-13-26(23(27)24-22)16-19-9-5-2-6-10-19/h1-10H,11-17H2
InChIKey 
QKTDFKHWLJITMV-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
PF00574

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_32154.

PDB 5

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)