Binder profile

ECN

Ligand co-crystallized with a similar protein (Protein Data Bank).

Bound to: PA2516 — toluate 1,2-dioxygenase electron transfer subunit

Via homolog PDB 3ozv UniProt P39662 C18H15Cl3N2O
Mol. weight 381.69 Da
Permeability Check
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
ECN
PDB
3ozv
UniProt (similar protein)
P39662
Target protein
PA2516

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 381.69 Da
LogP (Crippen) 5.80
H-bond donors 0
H-bond acceptors 3
TPSA 27.05 Ų
Rotatable bonds 6
Aromatic rings 3 / 3
Heavy atoms 24
Fraction sp³ C 0.17
Formula C18H15Cl3N2O

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.

Lipinski's Rule of Five Pass 1 violation
  • MW ≤ 500 Da 381.7
  • LogP ≤ 5 5.80
  • H-bond donors ≤ 5 0
  • H-bond acceptors ≤ 10 3
Veber's rules Pass
  • Rotatable bonds ≤ 10 6
  • TPSA ≤ 140 Ų 27.1
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
c1cc(ccc1COC(Cn2ccnc2)c3ccc(cc3Cl)Cl)Cl
InChI 
InChI=1S/C18H15Cl3N2O/c19-14-3-1-13(2-4-14)11-24-18(10-23-8-7-22-12-23)16-6-5-15(20)9-17(16)21/h1-9,12,18H,10-11H2
InChIKey 
LEZWWPYKPKIXLL-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
PDB
Binding sites
PF00042

External resources

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

Other binders for this protein

Quick navigation to other ligands bound to PA2516.

PDB 6

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

Ligand PDB entry

ZINC 50

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

Compound Similarity (Tanimoto)