SMTL ID : 4z7p.1

X-ray structure of racemic ShK Q16K toxin

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.20 Å

Oligo State

monomer

Ligands

5 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 2 residues within 4Å: Chain A: K.22, F.27 2 PLIP interactions: 2 interactions with chain A Water bridges: A:K.22 Salt bridges: A:K.22 SO4.2: 1 residues within 4Å: Chain A: K.22 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:K.22 SO4.3: 1 residues within 4Å: Chain A: K.30 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:K.30 SO4.4: 2 residues within 4Å: Chain A: T.13, F.15 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:T.13 Water bridges: A:F.15 SO4.5: 2 residues within 4Å: Chain A: T.13, A.14 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:A.14 Water bridges: A:C.12, A:F.15

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Murray, J.K. et al., Pharmaceutical Optimization of Peptide Toxins for Ion Channel Targets: Potent, Selective, and Long-Lived Antagonists of Kv1.3. J.Med.Chem. (2015)

Release Date

2015-09-09

Peptides

Potassium channel toxin kappa-stichotoxin-She1a: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Potassium channel toxin kappa-stichotoxin-She1a