Ligand profile

CHEMBL4173293

Bioactivity hit from ChEMBL on a similar protein.

Bound to: KP13_01863 — Carbonic anhydrase 2

Via homolog UniProt Q3I4V7 Formula C₁₄H₁₂BFN₂O₂S
pchembl 7.07 ~85.1 nM
Mol. weight 302.14 Da
Permeability High
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
CHEMBL4173293
UniProt (similar protein)
Q3I4V7
pchembl
7.070 (~85.1 nM)
Target protein
KP13_01863

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 302.14 Da
LogP (Crippen) 1.85
H-bond donors 3
H-bond acceptors 3
TPSA 53.52 Ų
Rotatable bonds 2
Aromatic rings 2 / 3
Heavy atoms 21
Fraction sp³ C 0.07
Formula C₁₄H₁₂BFN₂O₂S

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 53.5
  • −1 ≤ LogP ≤ 5 1.85
Lipinski's Rule of Five Pass 0 violations
  • MW ≤ 500 Da 302.1
  • LogP ≤ 5 1.85
  • H-bond donors ≤ 5 3
  • H-bond acceptors ≤ 10 3
Veber's rules Pass
  • Rotatable bonds ≤ 10 2
  • TPSA ≤ 140 Ų 53.5
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
OB1OCc2ccc(NC(=S)Nc3ccc(F)cc3)cc21
InChI 
InChI=1S/C14H12BFN2O2S/c16-10-2-5-11(6-3-10)17-14(21)18-12-4-1-9-8-20-15(19)13(9)7-12/h1-7,19H,8H2,(H2,17,18,21)
InChIKey 
NGTSDQJHZLWEBY-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
PF00484

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_01863.

PDB 5

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)