Ligand profile

CHEMBL4279860

Bioactivity hit from ChEMBL on a similar protein.

Bound to: KP13_04437 — S-(hydroxymethyl)glutathione dehydrogenase

Via homolog UniProt P11766 Formula C₁₆H₁₂N₂O₂
pchembl 7.21 ~61.7 nM
Mol. weight 264.28 Da
Permeability High
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
CHEMBL4279860
UniProt (similar protein)
P11766
pchembl
7.210 (~61.7 nM)
Target protein
KP13_04437

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 264.28 Da
LogP (Crippen) 3.24
H-bond donors 1
H-bond acceptors 3
TPSA 55.12 Ų
Rotatable bonds 3
Aromatic rings 3 / 3
Heavy atoms 20
Fraction sp³ C 0.00
Formula C₁₆H₁₂N₂O₂

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 3.24
Lipinski's Rule of Five Pass 0 violations
  • MW ≤ 500 Da 264.3
  • LogP ≤ 5 3.24
  • H-bond donors ≤ 5 1
  • H-bond acceptors ≤ 10 3
Veber's rules Pass
  • Rotatable bonds ≤ 10 3
  • TPSA ≤ 140 Ų 55.1
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
O=C(O)c1ccc(-c2ccc(-n3ccnc3)cc2)cc1
InChI 
InChI=1S/C16H12N2O2/c19-16(20)14-3-1-12(2-4-14)13-5-7-15(8-6-13)18-10-9-17-11-18/h1-11H,(H,19,20)
InChIKey 
HDHDRYYOVSZQDD-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
Curation
pdb_similarity_tanimoto
Binding sites
PF00107' 'PF08240

External resources

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

Other ligands for this protein

Quick navigation to other ligands bound to KP13_04437.

PDB 27

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

Ligand PDB entry

ChEMBL 15

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)