SMTL ID : 3ddb.1

Crystal structure of the catalytic domain of Botulinum neurotoxin serotype a with a substrate analog peptide

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.60 Å

Oligo State

monomer

Ligands

1 x ARG- ARG- ALA- THR- LYS- MET- NH2: Synaptosomal-associated protein 25(Non-covalent)

ARG-ARG-ALA-THR-LYS-MET-NH2.1: 21 residues within 4Å: Chain A: V.70, I.161, Q.162, F.163, E.164, F.194, H.223, E.224, H.227, Y.251, S.254, L.256, V.258, E.262, R.363, Y.366, N.368, F.369, D.370, F.423 Ligands: ZN.2 22 PLIP interactions: 22 interactions with chain A Hydrophobic interactions: A:V.258, A:Y.366, A:F.369 Hydrogen bonds: A:F.163, A:Y.251, A:E.262, A:R.363, A:R.363, A:Y.366, A:D.370, A:D.370, A:D.370 Water bridges: A:I.161, A:Q.162, A:Q.162, A:E.224, A:Y.251, A:E.262, A:Y.366 Salt bridges: A:E.164, A:D.370 pi-Cation interactions: A:F.194

1 x ZN: ZINC ION(Non-covalent)

ZN.2: 4 residues within 4Å: Chain A: H.223, H.227, E.262 Ligands: ARG-ARG-ALA-THR-LYS-MET-NH2.1 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:H.223, A:H.227, A:E.262, A:E.262

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

SO4.3: 1 residues within 4Å: Chain A: K.340 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:K.340 SO4.4: 5 residues within 4Å: Chain A: G.169, N.174, L.175, T.176, R.177 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:L.175, A:T.176, A:T.176, A:R.177, A:R.231 Water bridges: A:H.170, A:R.231 Salt bridges: A:R.177

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kumaran, D. et al., Substrate binding mode and its implication on drug design for botulinum neurotoxin A. Plos Pathog. (2008)

Release Date

2008-09-16

Peptides

Botulinum neurotoxin A light chain: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Botulinum neurotoxin A light chain

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