SMTL ID : 1t0z.8 (8 other biounits)

Structure of an Excitatory Insect-specific Toxin with an Analgesic Effect on Mammalian from Scorpion Buthus martensii Karsch

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.60 Å

Oligo State

homo-dimer

Ligands

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

SO4.1: 2 residues within 4Å: Chain A: D.70, L.71 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:L.71 SO4.2: 5 residues within 4Å: Chain A: C.37, C.38, L.39, Y.63 Ligands: SO4.3 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:L.39, A:Y.63 Water bridges: A:L.40 SO4.3: 5 residues within 4Å: Chain A: Y.36, Y.63, V.66, Q.67 Ligands: SO4.2 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:V.66 SO4.4: 3 residues within 4Å: Chain A: D.65, Q.67 Ligands: SO4.8 No protein-ligand interaction detected (PLIP) SO4.5: 4 residues within 4Å: Chain A: W.57 Chain B: E.15, Y.21 Ligands: SO4.7 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:Y.21, B:Y.21 Water bridges: B:E.15 SO4.6: 3 residues within 4Å: Chain A: I.56, W.57, T.60 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:W.57, A:T.60, A:T.60 SO4.7: 8 residues within 4Å: Chain A: W.57, D.58, S.59 Chain B: C.16, L.17, F.18, Y.21 Ligands: SO4.5 5 PLIP interactions: 3 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:D.58, A:D.58, A:S.59, B:L.17, B:F.18 SO4.8: 6 residues within 4Å: Chain A: K.34, Q.67, I.68, I.69, D.70 Ligands: SO4.4 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:Q.67, A:I.69, A:D.70, A:D.70 Salt bridges: A:K.34 SO4.9: 4 residues within 4Å: Chain B: C.37, C.38, L.39, Y.63 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:L.39, B:Y.63, B:Y.63 Water bridges: B:L.40 SO4.10: 3 residues within 4Å: Chain B: W.57, D.58, S.59 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:D.58, B:D.58, B:S.59 SO4.11: 4 residues within 4Å: Chain B: D.55, I.56, W.57, T.60 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:W.57, B:T.60

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Li, C. et al., Structure of an excitatory insect-specific toxin with an analgesic effect on mammals from the scorpion Buthus martensii Karsch. Acta Crystallogr.,Sect.D (2005)

Release Date

2004-12-28

Peptides

insect neurotoxin: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

insect neurotoxin

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