SMTL ID : 1ed8.1

STRUCTURE OF E. COLI ALKALINE PHOSPHATASE INHIBITED BY THE INORGANIC PHOSPHATE AT 1.75A RESOLUTION

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.75 Å

Oligo State

homo-dimer

Ligands

6 x ZN: ZINC ION(Non-covalent)

ZN.1: 5 residues within 4Å: Chain A: D.327, H.331, H.412 Ligands: ZN.2, PO4.5 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:D.327, A:D.327, A:H.331, A:H.412 ZN.2: 7 residues within 4Å: Chain A: D.51, S.102, D.327, D.369, H.370 Ligands: ZN.1, PO4.5 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:D.51, A:D.51, A:D.369, A:H.370 ZN.3: 6 residues within 4Å: Chain A: D.51, S.102, D.153, T.155, E.322 Ligands: MG.4 6 PLIP interactions: 3 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:D.51, A:T.155, A:E.322, H2O.1, H2O.2, H2O.3 ZN.7: 4 residues within 4Å: Chain B: D.327, H.331, H.412 Ligands: PO4.11 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:D.327, B:D.327, B:H.331, B:H.412 ZN.8: 6 residues within 4Å: Chain B: D.51, S.102, D.327, D.369, H.370 Ligands: PO4.11 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:D.51, B:D.51, B:D.369, B:H.370 ZN.9: 6 residues within 4Å: Chain B: D.51, S.102, D.153, T.155, E.322 Ligands: MG.10 6 PLIP interactions: 3 interactions with chain B, 3 Ligand-Water interactions Metal complexes: B:D.51, B:T.155, B:E.322, H2O.353, H2O.354, H2O.355

2 x MG: MAGNESIUM ION(Non-covalent)

MG.4: 6 residues within 4Å: Chain A: D.51, S.102, D.153, T.155, E.322 Ligands: ZN.3 6 PLIP interactions: 3 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:D.51, A:T.155, A:E.322, H2O.1, H2O.2, H2O.3 MG.10: 6 residues within 4Å: Chain B: D.51, S.102, D.153, T.155, E.322 Ligands: ZN.9 6 PLIP interactions: 3 interactions with chain B, 3 Ligand-Water interactions Metal complexes: B:D.51, B:T.155, B:E.322, H2O.353, H2O.354, H2O.355

2 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.5: 11 residues within 4Å: Chain A: D.51, D.101, S.102, R.166, D.327, H.331, D.369, H.370, H.412 Ligands: ZN.1, ZN.2 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:S.102 Water bridges: A:R.166, A:R.166, A:R.166 Salt bridges: A:R.166, A:H.370, A:H.412 PO4.11: 11 residues within 4Å: Chain B: D.51, D.101, S.102, R.166, D.327, H.331, D.369, H.370, H.412 Ligands: ZN.7, ZN.8 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:S.102 Water bridges: B:R.166 Salt bridges: B:R.166, B:H.370, B:H.412

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

SO4.6: 3 residues within 4Å: Chain A: R.267, W.268, R.292 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:W.268 Salt bridges: A:R.267, A:R.292 SO4.12: 3 residues within 4Å: Chain B: R.267, W.268, R.292 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:W.268 Salt bridges: B:R.267, B:R.292

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Stec, B. et al., A revised mechanism for the alkaline phosphatase reaction involving three metal ions. J.Mol.Biol. (2000)

Release Date

2000-09-20

Peptides

ALKALINE PHOSPHATASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

ALKALINE PHOSPHATASE

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