SMTL ID : 3qxg.4 (3 other biounits)

Crystal structure of pyrophosphatase from bacteroides thetaiotaomicron complexed with calcium, a closed cap conformation

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.24 Å

Oligo State

monomer

Ligands

2 x ACT: ACETATE ION(Non-functional Binders)

ACT.1: 6 residues within 4Å: Chain A: D.30, G.67, T.132, G.133, S.134, K.166 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:G.133 Water bridges: A:M.31, A:M.31, A:G.67 Salt bridges: A:K.166 ACT.4: 3 residues within 4Å: Chain A: N.210, D.215, G.216 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:N.210, A:G.216 Water bridges: A:L.214, A:D.215

5 x CA: CALCIUM ION(Non-functional Binders)(Non-covalent)

CA.2: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) CA.3: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) CA.5: 1 residues within 4Å: Chain A: P.213 5 PLIP interactions: 1 interactions with chain A, 4 Ligand-Water interactions Metal complexes: A:P.213, H2O.2, H2O.3, H2O.3, H2O.9 CA.6: 4 residues within 4Å: Chain A: D.30, D.32, E.66, N.191 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.30, A:D.32, A:E.66, H2O.1, H2O.1 CA.7: 2 residues within 4Å: Chain A: E.197, K.201 4 PLIP interactions: 1 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:E.197, H2O.7, H2O.7, H2O.7

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Huang, H. et al., Divergence of Structure and Function in the Haloacid Dehalogenase Enzyme Superfamily: Bacteroides thetaiotaomicron BT2127 Is an Inorganic Pyrophosphatase. Biochemistry (2011)

Release Date

2011-04-27

Peptides

INORGANIC PYROPHOSPHATASE: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

INORGANIC PYROPHOSPHATASE

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