Ligand profile

CHEMBL1448630

Bioactivity hit from ChEMBL on a similar protein.

Bound to: KP13_01719 — ATP-dependent DNA helicase recQ

Via homolog UniProt P46063 Formula C₁₄H₁₈N₂O₃S
pchembl 6.05 ~891.3 nM
Mol. weight 294.38 Da
Permeability High
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
CHEMBL1448630
UniProt (similar protein)
P46063
pchembl
6.050 (~891.3 nM)
Target protein
KP13_01719

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 294.38 Da
LogP (Crippen) 1.48
H-bond donors 2
H-bond acceptors 4
TPSA 59.59 Ų
Rotatable bonds 4
Aromatic rings 1 / 2
Heavy atoms 20
Fraction sp³ C 0.43
Formula C₁₄H₁₈N₂O₃S

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 59.6
  • −1 ≤ LogP ≤ 5 1.48
Lipinski's Rule of Five Pass 0 violations
  • MW ≤ 500 Da 294.4
  • LogP ≤ 5 1.48
  • H-bond donors ≤ 5 2
  • H-bond acceptors ≤ 10 4
Veber's rules Pass
  • Rotatable bonds ≤ 10 4
  • TPSA ≤ 140 Ų 59.6
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
COc1ccc(C(=O)NC(=S)NCC2CCCO2)cc1
InChI 
InChI=1S/C14H18N2O3S/c1-18-11-6-4-10(5-7-11)13(17)16-14(20)15-9-12-3-2-8-19-12/h4-7,12H,2-3,8-9H2,1H3,(H2,15,16,17,20)
InChIKey 
PTLPQNFQPNRIRQ-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
Inconclusive
Curation
pdb_similarity_tanimoto
Binding sites
PF00270' 'PF00271' 'PF16124

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_01719.

PDB 4

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

Ligand PDB entry

ChEMBL 23

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)