Ligand profile

CHEMBL236203

Bioactivity hit from ChEMBL on a similar protein.

Bound to: KP13_32248 — Beta-lactamase SHV-12

Via homolog UniProt P62593 Formula C₁₅H₁₃BO₂S₂
pchembl 7.10 ~79.4 nM
Mol. weight 300.21 Da
Permeability High
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
CHEMBL236203
UniProt (similar protein)
P62593
pchembl
7.100 (~79.4 nM)
Target protein
KP13_32248

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 300.21 Da
LogP (Crippen) 2.87
H-bond donors 2
H-bond acceptors 4
TPSA 40.46 Ų
Rotatable bonds 4
Aromatic rings 3 / 3
Heavy atoms 20
Fraction sp³ C 0.07
Formula C₁₅H₁₃BO₂S₂

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 40.5
  • −1 ≤ LogP ≤ 5 2.87
Lipinski's Rule of Five Pass 0 violations
  • MW ≤ 500 Da 300.2
  • LogP ≤ 5 2.87
  • H-bond donors ≤ 5 2
  • H-bond acceptors ≤ 10 4
Veber's rules Pass
  • Rotatable bonds ≤ 10 4
  • TPSA ≤ 140 Ų 40.5
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
OB(O)c1cc2cc(CSc3ccccc3)ccc2s1
InChI 
InChI=1S/C15H13BO2S2/c17-16(18)15-9-12-8-11(6-7-14(12)20-15)10-19-13-4-2-1-3-5-13/h1-9,17-18H,10H2
InChIKey 
NKBQQHAXUYEGJK-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
PF13354

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_32248.

PDB 44

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)