Binder profile

CHEMBL4548290

Bioactivity hit from ChEMBL on a similar protein.

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

Via homolog UniProt P31224 C18H19NO3

Mol. weight 297.35 Da

Permeability High

PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID: CHEMBL4548290
UniProt (similar protein): P31224
Target protein: PA3676

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 297.35 Da

LogP (Crippen) 3.63

H-bond donors 0

H-bond acceptors 3

TPSA 46.61 Å²

Rotatable bonds 5

Aromatic rings 2 / 3

Heavy atoms 22

Fraction sp³ C 0.33

Formula C18H19NO3

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 Å² and −1 ≤ LogP ≤ 5 are treated as a favorable small-molecule permeability screen.

Lipinski's Rule of Five Pass 0 violations

MW ≤ 500 Da 297.4
LogP ≤ 5 3.63
H-bond donors ≤ 5 0
H-bond acceptors ≤ 10 3

Veber's rules Pass

Rotatable bonds ≤ 10 5
TPSA ≤ 140 Å² 46.6

PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES

CCCCCN1C(=O)c2cc3cccc(OC)c3cc2C1=O

InChI

InChI=1S/C18H19NO3/c1-3-4-5-9-19-17(20)14-10-12-7-6-8-16(22-2)13(12)11-15(14)18(19)21/h6-8,10-11H,3-5,9H2,1-2H3

InChIKey

MZAVKZMDFJXDLM-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.

ChEMBL ChEMBL compound CHEMBL4548290 →
UniProt UniProt P31224 (homolog) →
PubChem PubChem (by InChIKey) →
Cheminformatics SwissADME prediction →
Cheminformatics SwissTargetPrediction →
Web Google Scholar (search “CHEMBL4548290”) →

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)