Binder profile

CHEMBL4448763

Bioactivity hit from ChEMBL on a similar protein.

Bound to: PA3676 — resistance-nodulation-cell division (RND) efflux transporter

Via homolog UniProt P31224 C19H12ClNO3
Mol. weight 337.76 Da
Permeability High
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
CHEMBL4448763
UniProt (similar protein)
P31224
Target protein
PA3676

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 337.76 Da
LogP (Crippen) 4.30
H-bond donors 0
H-bond acceptors 3
TPSA 46.61 Ų
Rotatable bonds 2
Aromatic rings 3 / 4
Heavy atoms 24
Fraction sp³ C 0.05
Formula C19H12ClNO3

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.

Lipinski's Rule of Five Pass 0 violations
  • MW ≤ 500 Da 337.8
  • LogP ≤ 5 4.30
  • H-bond donors ≤ 5 0
  • H-bond acceptors ≤ 10 3
Veber's rules Pass
  • Rotatable bonds ≤ 10 2
  • TPSA ≤ 140 Ų 46.6
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
COc1cccc2cc3c(cc12)C(=O)N(c1ccccc1Cl)C3=O
InChI 
InChI=1S/C19H12ClNO3/c1-24-17-8-4-5-11-9-13-14(10-12(11)17)19(23)21(18(13)22)16-7-3-2-6-15(16)20/h2-10H,1H3
InChIKey 
NLLBNZMYCPCJLP-UHFFFAOYSA-N

Provenance

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

Method
LigQ nearest_k
Source
ChEMBL
Activity
Active
Binding sites
PF00873

External resources

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

Other binders for this protein

Quick navigation to other ligands bound to PA3676.

PDB 33

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

Ligand PDB entry

ChEMBL 52

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)