Ligand profile

CHEMBL1300045

Bioactivity hit from ChEMBL on a similar protein.

Bound to: KP13_31955 — putative glutathione peroxidase

Via homolog UniProt O70325 Formula C₁₄H₁₄ClN₃O₂S₂
Mol. weight 355.87 Da
Permeability High
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
CHEMBL1300045
UniProt (similar protein)
O70325
Target protein
KP13_31955

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 355.87 Da
LogP (Crippen) 2.89
H-bond donors 3
H-bond acceptors 3
TPSA 84.55 Ų
Rotatable bonds 4
Aromatic rings 2 / 2
Heavy atoms 22
Fraction sp³ C 0.07
Formula C₁₄H₁₄ClN₃O₂S₂

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 84.5
  • −1 ≤ LogP ≤ 5 2.89
Lipinski's Rule of Five Pass 0 violations
  • MW ≤ 500 Da 355.9
  • LogP ≤ 5 2.89
  • H-bond donors ≤ 5 3
  • H-bond acceptors ≤ 10 3
Veber's rules Pass
  • Rotatable bonds ≤ 10 4
  • TPSA ≤ 140 Ų 84.5
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
NS(=O)(=O)c1ccc(NC(S)=NCc2ccc(Cl)cc2)cc1
InChI 
InChI=1S/C14H14ClN3O2S2/c15-11-3-1-10(2-4-11)9-17-14(21)18-12-5-7-13(8-6-12)22(16,19)20/h1-8H,9H2,(H2,16,19,20)(H2,17,18,21)
InChIKey 
YLGYZZQFFUNCMT-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
Activity
Active
Binding sites
PF00255

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_31955.

PDB 3

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)