Ligand profile

CHEMBL33877

Bioactivity hit from ChEMBL on a similar protein.

Bound to: VK055_4038 — 1-acylglycerol-3-phosphate O-acyltransferases domain protein

Via homolog UniProt O15120 Formula C₁₉H₁₅ClN₂O₂
pchembl 6.30 ~501.2 nM
Mol. weight 338.79 Da
Permeability High
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
CHEMBL33877
UniProt (similar protein)
O15120
pchembl
6.300 (~501.2 nM)
Target protein
VK055_4038

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 338.79 Da
LogP (Crippen) 4.81
H-bond donors 1
H-bond acceptors 3
TPSA 55.13 Ų
Rotatable bonds 4
Aromatic rings 3 / 3
Heavy atoms 24
Fraction sp³ C 0.16
Formula C₁₉H₁₅ClN₂O₂

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 55.1
  • −1 ≤ LogP ≤ 5 4.81
Lipinski's Rule of Five Pass 0 violations
  • MW ≤ 500 Da 338.8
  • LogP ≤ 5 4.81
  • H-bond donors ≤ 5 1
  • H-bond acceptors ≤ 10 3
Veber's rules Pass
  • Rotatable bonds ≤ 10 4
  • TPSA ≤ 140 Ų 55.1
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
C#CCCC(=O)Nc1ccc(Cl)c(-c2nc3cc(C)ccc3o2)c1
InChI 
InChI=1S/C19H15ClN2O2/c1-3-4-5-18(23)21-13-7-8-15(20)14(11-13)19-22-16-10-12(2)6-9-17(16)24-19/h1,6-11H,4-5H2,2H3,(H,21,23)
InChIKey 
QJFAVKLUVIJYND-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
PF01553

External resources

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

Other ligands for this protein

Quick navigation to other ligands bound to VK055_4038.

PDB 1

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

Ligand PDB entry

ChEMBL 80

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)