Ligand profile

BZ1

Bioactivity hit from ChEMBL on a similar protein.

Bound to: KP13_01863 — Carbonic anhydrase 2

Via homolog UniProt Q3I4V7 Formula C₁₂H₂₁N₃O₅S₃
pchembl 7.06 ~87.1 nM
Mol. weight 383.52 Da
Permeability Check
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
BZ1
UniProt (similar protein)
Q3I4V7
pchembl
7.060 (~87.1 nM)
Target protein
KP13_01863

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 383.52 Da
LogP (Crippen) 0.09
H-bond donors 2
H-bond acceptors 7
TPSA 118.80 Ų
Rotatable bonds 7
Aromatic rings 1 / 2
Heavy atoms 23
Fraction sp³ C 0.67
Formula C₁₂H₂₁N₃O₅S₃

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 118.8
  • −1 ≤ LogP ≤ 5 0.09
Lipinski's Rule of Five Pass 0 violations
  • MW ≤ 500 Da 383.5
  • LogP ≤ 5 0.09
  • H-bond donors ≤ 5 2
  • H-bond acceptors ≤ 10 7
Veber's rules Pass
  • Rotatable bonds ≤ 10 7
  • TPSA ≤ 140 Ų 118.8
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
CCN[C@H]1CN(S(=O)(=O)c2c1cc(s2)S(=O)(=O)N)CCCOC
InChI 
InChI=1S/C12H21N3O5S3/c1-3-14-10-8-15(5-4-6-20-2)23(18,19)12-9(10)7-11(21-12)22(13,16)17/h7,10,14H,3-6,8H2,1-2H3,(H2,13,16,17)/t10-/m0/s1
InChIKey 
HCRKCZRJWPKOAR-JTQLQIEISA-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)