SMTL ID : 3qw5.1

Crystal structure of the protease domain of Botulinum Neurotoxin Serotype A with a peptide inhibitor RRGF

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.60 Å

Oligo State

monomer

Ligands

1 x ARG- ARG- GLY- PHE- NH2: inhibitory peptide RRGF(Non-covalent)

ARG-ARG-GLY-PHE-NH2.1: 17 residues within 4Å: Chain A: F.163, E.164, F.194, T.215, H.223, E.224, H.227, Y.251, L.256, E.262, R.363, Y.366, N.368, F.369, D.370 Ligands: ZN.2, SO4.5 22 PLIP interactions: 22 interactions with chain A Hydrophobic interactions: A:E.164, A:F.194, A:L.256 Hydrogen bonds: A:T.215, A:T.215, A:E.262, A:R.363, A:R.363, A:Y.366, A:N.368, A:D.370, A:D.370 Water bridges: A:Q.162, A:F.163, A:C.165, A:C.165, A:Y.251, A:N.368, A:N.368, A:D.370 Salt bridges: A:E.164, A:D.370

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-PHE-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: 5 residues within 4Å: Chain A: G.169, N.174, L.175, T.176, R.177 7 PLIP interactions: 7 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 Salt bridges: A:R.177 SO4.5: 3 residues within 4Å: Chain A: R.231, P.239 Ligands: ARG-ARG-GLY-PHE-NH2.1 4 PLIP interactions: 4 interactions with chain A Water bridges: A:T.176, A:R.231, A:R.231 Salt bridges: A:R.231

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kumar, G. et al., Peptide inhibitors of botulinum neurotoxin serotype A: design, inhibition, cocrystal structures, structure-activity relationship and pharmacophore modeling. Acta Crystallogr.,Sect.D (2012)

Release Date

2012-02-08

Peptides

Botulinum neurotoxin type A: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Botulinum neurotoxin type A

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