Ligand profile

CHEMBL4078971

Bioactivity hit from ChEMBL on a similar protein.

Bound to: KP13_03893 — Succinate-semialdehyde dehydrogenase [NADP+]

Via homolog UniProt P05091 Formula C₁₇H₁₂O₃
pchembl 6.82 ~151.4 nM
Mol. weight 264.28 Da
Permeability High
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
CHEMBL4078971
UniProt (similar protein)
P05091
pchembl
6.820 (~151.4 nM)
Target protein
KP13_03893

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 264.28 Da
LogP (Crippen) 4.31
H-bond donors 0
H-bond acceptors 3
TPSA 43.35 Ų
Rotatable bonds 0
Aromatic rings 4 / 4
Heavy atoms 20
Fraction sp³ C 0.12
Formula C₁₇H₁₂O₃

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 43.4
  • −1 ≤ LogP ≤ 5 4.31
Lipinski's Rule of Five Pass 0 violations
  • MW ≤ 500 Da 264.3
  • LogP ≤ 5 4.31
  • H-bond donors ≤ 5 0
  • H-bond acceptors ≤ 10 3
Veber's rules Pass
  • Rotatable bonds ≤ 10 0
  • TPSA ≤ 140 Ų 43.4
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
Cc1oc2cc3oc(=O)c4ccccc4c3cc2c1C
InChI 
InChI=1S/C17H12O3/c1-9-10(2)19-15-8-16-14(7-13(9)15)11-5-3-4-6-12(11)17(18)20-16/h3-8H,1-2H3
InChIKey 
PYIBLSBDEXLQSR-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
PF00171

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_03893.

PDB 15

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)