Ligand profile

NUM

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

Bound to: KP13_00203 — putative 8-amino-7-oxononanoate synthase/2-amino-3-ketobutyrate coenzyme A ligase

Via homolog PDB 5qr0 UniProt P22557 Formula C₁₄H₁₄N₂O₂
Mol. weight 242.28 Da
Permeability High
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
NUM
PDB
5qr0
UniProt (similar protein)
P22557
Target protein
KP13_00203

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 242.28 Da
LogP (Crippen) 1.76
H-bond donors 2
H-bond acceptors 3
TPSA 62.22 Ų
Rotatable bonds 4
Aromatic rings 2 / 2
Heavy atoms 18
Fraction sp³ C 0.14
Formula C₁₄H₁₄N₂O₂

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 62.2
  • −1 ≤ LogP ≤ 5 1.76
Lipinski's Rule of Five Pass 0 violations
  • MW ≤ 500 Da 242.3
  • LogP ≤ 5 1.76
  • H-bond donors ≤ 5 2
  • H-bond acceptors ≤ 10 3
Veber's rules Pass
  • Rotatable bonds ≤ 10 4
  • TPSA ≤ 140 Ų 62.2
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
c1ccnc(c1)C(=O)NCCc2ccc(cc2)O
InChI 
InChI=1S/C14H14N2O2/c17-12-6-4-11(5-7-12)8-10-16-14(18)13-3-1-2-9-15-13/h1-7,9,17H,8,10H2,(H,16,18)
InChIKey 
YXENGKAXLJYJOP-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
PF00155

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_00203.

PDB 32

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

Ligand PDB entry

ChEMBL 1

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)