SMTL ID : 3c8b.1

Crystal structure of the catalytic domain of botulinum neurotoxin serotype A with inhibitory peptide RRGI

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.47 Å

Oligo State

monomer

Ligands

1 x ARG- ARG- GLY- ILE- NH2: Inhibitor peptide RRGI(Non-covalent)

ARG-ARG-GLY-ILE-NH2.1: 20 residues within 4Å: Chain A: V.70, I.161, F.163, E.164, K.166, F.194, H.223, E.224, H.227, Y.251, L.256, E.262, R.363, Y.366, N.368, F.369, D.370, F.423 Ligands: ZN.2, SO4.5 23 PLIP interactions: 23 interactions with chain A Hydrophobic interactions: A:E.164, A:L.256, A:F.369 Hydrogen bonds: A:I.161, A:K.166, A:K.166, A:E.262, A:R.363, A:R.363, A:Y.366, A:N.368, A:D.370 Water bridges: A:Q.162, A:Q.162, A:F.163, A:C.165, A:C.165, A:Y.251, A:Y.251, A:E.262 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-GLY-ILE-NH2.1 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:H.223, A:H.227, A:E.262, A:E.262

3 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: 7 residues within 4Å: Chain A: S.167, G.169, N.174, L.175, T.176, R.177, R.231 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:L.175, A:T.176, A:T.176, A:R.231 Water bridges: A:H.170 SO4.5: 3 residues within 4Å: Chain A: R.231, P.239 Ligands: ARG-ARG-GLY-ILE-NH2.1 6 PLIP interactions: 6 interactions with chain A Water bridges: A:K.166, A:T.176, A:R.231, A:R.231, A:R.231 Salt bridges: A:R.231

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kumaran, D. et al., Structure- and Substrate-based Inhibitor Design for Clostridium botulinum Neurotoxin Serotype A. J.Biol.Chem. (2008)

Release Date

2008-04-22

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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