SMTL ID : 3d3x.2 (1 other biounit)

Crystal structure of botulinum neurotoxin serotype E catalytic domain in complex with SNAP-25 substrate peptide

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.25 Å

Oligo State

monomer

Ligands

1 x ARG- ILE- MET- GLU- NH2: SNAP-25 substrate peptide(Non-covalent)

ARG-ILE-MET-GLU-NH2.1: 19 residues within 4Å: Chain A: E.158, T.159, N.160, S.161, F.191, T.208, H.211, E.212, N.242, T.246, E.250, E.335, R.347, Y.350, I.351, Q.353, Y.354, Y.356 Ligands: ZN.2 17 PLIP interactions: 17 interactions with chain A Hydrophobic interactions: A:F.191, A:T.208, A:H.211, A:Y.350, A:I.351 Hydrogen bonds: A:T.159, A:S.161, A:N.242, A:N.242, A:N.242, A:R.347, A:R.347, A:Y.350, A:Q.353 Water bridges: A:S.161, A:E.250 Salt bridges: A:E.158

1 x ZN: ZINC ION(Non-covalent)

ZN.2: 4 residues within 4Å: Chain A: H.211, H.215, E.250 Ligands: ARG-ILE-MET-GLU-NH2.1 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:H.211, A:H.215, A:E.250, A:E.250

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

SO4.3: 5 residues within 4Å: Chain A: H.124, G.126, D.127, L.166, R.167 12 PLIP interactions: 12 interactions with chain A Hydrogen bonds: A:D.127, A:A.128 Water bridges: A:N.115, A:N.115, A:R.167, A:R.167, A:R.167, A:R.167, A:R.167, A:R.167 Salt bridges: A:H.124, A:R.167 SO4.4: 4 residues within 4Å: Chain A: S.162, N.163, M.171, K.224 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.163, A:N.163 Salt bridges: A:K.224

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Agarwal, R. et al., SNAP-25 substrate peptide (residues 180-183) binds to but bypasses cleavage by catalytically active Clostridium botulinum neurotoxin E. J.Biol.Chem. (2008)

Release Date

2008-07-08

Peptides

Type E botulinum toxin: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Type E botulinum toxin

Related Entries With Identical Sequence