SMTL ID : 4wtb.1

BthTX-I, a svPLA2s-like toxin, complexed with zinc ions

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.16 Å

Oligo State

homo-dimer

Ligands

3 x ZN: ZINC ION(Non-covalent)

ZN.1: 1 residues within 4Å: Chain A: H.47 4 PLIP interactions: 1 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:H.47, H2O.2, H2O.2, H2O.2 ZN.2: 2 residues within 4Å: Chain A: H.110 Ligands: SO4.3 4 PLIP interactions: 1 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:H.110, H2O.1, H2O.2, H2O.2 ZN.5: 1 residues within 4Å: Chain B: H.110 2 PLIP interactions: 1 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:H.110, H2O.4

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

SO4.3: 3 residues within 4Å: Chain A: K.37, Y.107 Ligands: ZN.2 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Y.107 Salt bridges: A:K.37 SO4.6: 2 residues within 4Å: Chain B: K.19, R.108 2 PLIP interactions: 2 interactions with chain B Salt bridges: B:K.19, B:R.108

2 x CL: CHLORIDE ION(Non-functional Binders)

CL.4: 5 residues within 4Å: Chain A: R.33, K.112, P.113 Chain B: P.17, A.18 Ligand excluded by PLIP CL.7: 3 residues within 4Å: Chain B: V.30, G.32, K.48 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Borges, R.J. et al., Functional and structural studies of a Phospholipase A2-like protein complexed to zinc ions: Insights on its myotoxicity and inhibition mechanism. Biochim. Biophys. Acta (2017)

Release Date

2015-11-11

Peptides

Basic phospholipase A2 homolog bothropstoxin-1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Basic phospholipase A2 homolog bothropstoxin-1