SMTL ID : 4ktx.1

Crystal structure of the catalytic domain of botulinum neurotoxin BoNT/A C134S mutant with covalent inhibitor that modifies Cys-165 causing disorder in 167-174 stretch

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.59 Å

Oligo State

monomer

Ligands

1 x MPT- DPP- ARG- GLY- LEU- NH2: Peptide inhibitor MPT-DPP-ARG-G-LEU-NH2(Non-covalent)

MPT-DPP-ARG-GLY-LEU-NH2.1: 19 residues within 4Å: Chain A: V.90, Q.182, F.183, E.184, C.185, F.214, T.235, H.243, E.244, H.247, L.276, E.282, R.383, Y.386, N.388, F.389, D.390, F.443 Ligands: ZN.2 20 PLIP interactions: 20 interactions with chain A Hydrophobic interactions: A:V.90, A:L.276, A:F.443 Hydrogen bonds: A:F.183, A:F.183, A:C.185, A:T.235, A:H.243, A:Y.271, A:R.383, A:R.383, A:Y.386, A:N.388, A:D.390 Water bridges: A:H.247, A:Y.271, A:E.282, A:N.388, A:N.388 Salt bridges: A:D.390

1 x ZN: ZINC ION(Non-covalent)

ZN.2: 5 residues within 4Å: Chain A: H.243, H.247, E.282 Ligands: MPT-DPP-ARG-GLY-LEU-NH2.1, MPT-DPP-ARG-GLY-LEU-NH2.1 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:H.243, A:H.247, A:E.282, A:E.282

1 x PGO: S-1,2-PROPANEDIOL(Non-covalent)

PGO.3: 6 residues within 4Å: Chain A: A.256, I.257, N.258, R.261, F.302, Y.306 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:F.302 Hydrogen bonds: A:A.256, A:N.258, A:N.258

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

SO4.4: 5 residues within 4Å: Chain A: K.395, I.396, N.397, N.432, T.434 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.397, A:N.432, A:T.434

3 x GOL: GLYCEROL(Non-functional Binders)

GOL.5: 1 residues within 4Å: Chain A: E.184 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:E.184, A:E.184 GOL.6: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) GOL.7: 5 residues within 4Å: Chain A: Q.87, S.91, Y.92, Y.93, K.437 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Q.87, A:Y.93

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Guitot, K. et al., Covalent modification of the active site cysteine stresses Clostridium botulinum neurotoxin A. To be Published

Release Date

2014-10-15

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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