SMTL ID : 4a5a.1 (1 other biounit)

Crystal structure of the C258S/C268S variant of Toxoplasma gondii nucleoside triphosphate diphosphohydrolase 3 (NTPDase3) in complex with magnesium and AMPPNP

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.85 Å

Oligo State

homo-tetramer

Ligands

4 x ANP: PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER(Non-covalent)

ANP.1: 19 residues within 4Å: Chain A: G.48, S.49, S.50, R.53, R.84, T.164, A.165, G.166, E.212, G.255, G.256, A.257, S.258, M.305, G.468, G.469, A.472, L.529 Ligands: MG.2 15 PLIP interactions: 15 interactions with chain A Hydrogen bonds: A:S.49, A:S.50, A:S.50, A:S.51, A:R.53, A:R.53, A:T.164, A:T.164, A:A.165, A:G.166, A:G.256, A:A.257, A:S.258 Salt bridges: A:R.53, A:R.84 ANP.3: 19 residues within 4Å: Chain B: G.48, S.49, S.50, R.53, R.84, T.164, A.165, G.166, E.212, G.255, G.256, A.257, S.258, M.305, G.468, G.469, A.472, L.529 Ligands: MG.4 14 PLIP interactions: 14 interactions with chain B Hydrogen bonds: B:S.49, B:S.50, B:S.50, B:S.51, B:R.53, B:R.53, B:T.164, B:A.165, B:G.166, B:G.256, B:A.257, B:S.258 Salt bridges: B:R.53, B:R.84 ANP.5: 19 residues within 4Å: Chain C: G.48, S.49, S.50, R.53, R.84, T.164, A.165, G.166, E.212, G.255, G.256, A.257, S.258, M.305, G.468, G.469, A.472, L.529 Ligands: MG.6 15 PLIP interactions: 15 interactions with chain C Hydrogen bonds: C:S.49, C:S.50, C:S.50, C:S.51, C:R.53, C:R.53, C:T.164, C:T.164, C:A.165, C:G.166, C:G.256, C:A.257, C:S.258 Salt bridges: C:R.53, C:R.84 ANP.7: 19 residues within 4Å: Chain D: G.48, S.49, S.50, R.53, R.84, T.164, A.165, G.166, E.212, G.255, G.256, A.257, S.258, M.305, G.468, G.469, A.472, L.529 Ligands: MG.8 14 PLIP interactions: 14 interactions with chain D Hydrogen bonds: D:S.49, D:S.50, D:S.50, D:S.51, D:R.53, D:R.53, D:T.164, D:A.165, D:G.166, D:G.256, D:A.257, D:S.258 Salt bridges: D:R.53, D:R.84

4 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 4 residues within 4Å: Chain A: E.212, E.253, W.576 Ligands: ANP.1 No protein-ligand interaction detected (PLIP) MG.4: 4 residues within 4Å: Chain B: E.212, E.253, W.576 Ligands: ANP.3 No protein-ligand interaction detected (PLIP) MG.6: 4 residues within 4Å: Chain C: E.212, E.253, W.576 Ligands: ANP.5 No protein-ligand interaction detected (PLIP) MG.8: 4 residues within 4Å: Chain D: E.212, E.253, W.576 Ligands: ANP.7 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Krug, U. et al., Structural Insight Into the Activation Mechanism of Toxoplasma Gondii Nucleoside Triphosphate Diphosphohydrolases by Disulfide Reduction. J.Biol.Chem. (2012)

Release Date

2011-11-30

Peptides

NUCLEOSIDE-TRIPHOSPHATASE 1: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
A

D
B

NUCLEOSIDE-TRIPHOSPHATASE 1

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