Binder profile

CHEMBL3645221

Bioactivity hit from ChEMBL on a similar protein.

Bound to: PA1330 — short-chain dehydrogenase

Via homolog UniProt P14061 C20H19NO3
pchembl 8.00
Mol. weight 321.38 Da
Permeability High
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
CHEMBL3645221
UniProt (similar protein)
P14061
pchembl
8.000
Target protein
PA1330

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 321.38 Da
LogP (Crippen) 4.48
H-bond donors 1
H-bond acceptors 3
TPSA 47.56 Ų
Rotatable bonds 4
Aromatic rings 3 / 3
Heavy atoms 24
Fraction sp³ C 0.15
Formula C20H19NO3

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 321.4
  • LogP ≤ 5 4.48
  • H-bond donors ≤ 5 1
  • H-bond acceptors ≤ 10 3
Veber's rules Pass
  • Rotatable bonds ≤ 10 4
  • TPSA ≤ 140 Ų 47.6
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
COc1ccc2cc(-c3ccc(NC(C)=O)c(OC)c3)ccc2c1
InChI 
InChI=1S/C20H19NO3/c1-13(22)21-19-9-7-17(12-20(19)24-3)14-4-5-16-11-18(23-2)8-6-15(16)10-14/h4-12H,1-3H3,(H,21,22)
InChIKey 
KESSYXPZIFWCBQ-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
221102
Binding sites
PF00106

External resources

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

Other binders for this protein

Quick navigation to other ligands bound to PA1330.

PDB 16

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)