Ligand profile

CE9

Ligand co-crystallized with a similar protein (Protein Data Bank).

Bound to: VK055_1513 — dihydroorotate dehydrogenase

Via homolog PDB 5k9d UniProt Q02127 Formula C₃₀H₆₂O₁₀
Mol. weight 582.82 Da
Permeability Check
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
CE9
PDB
5k9d
UniProt (similar protein)
Q02127
Target protein
VK055_1513

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 582.82 Da
LogP (Crippen) 4.05
H-bond donors 1
H-bond acceptors 10
TPSA 103.30 Ų
Rotatable bonds 37
Aromatic rings 0 / 0
Heavy atoms 40
Fraction sp³ C 1.00
Formula C₃₀H₆₂O₁₀

Drug-likeness

Descriptor-based ADME screening flags from SMILES. These are not experimental toxicity results.

Permeability proxy Check

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 103.3
  • −1 ≤ LogP ≤ 5 4.05
Lipinski's Rule of Five Pass 1 violation
  • MW ≤ 500 Da 582.8
  • LogP ≤ 5 4.05
  • H-bond donors ≤ 5 1
  • H-bond acceptors ≤ 10 10
Veber's rules Fail
  • Rotatable bonds ≤ 10 37
  • TPSA ≤ 140 Ų 103.3
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
CCCCCCCCCCCCOCCOCCOCCOCCOCCOCCOCCOCCOCCO
InChI 
InChI=1S/C30H62O10/c1-2-3-4-5-6-7-8-9-10-11-13-32-15-17-34-19-21-36-23-25-38-27-29-40-30-28-39-26-24-37-22-20-35-18-16-33-14-12-31/h31H,2-30H2,1H3
InChIKey 
ONJQDTZCDSESIW-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
PDB
Binding sites
PF01180

External resources

Open this ligand in third-party databases and cheminformatics tools.

Other ligands for this protein

Quick navigation to other ligands bound to VK055_1513.

PDB 74

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

Ligand PDB entry

ChEMBL 100

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)