SMTL ID : 1ka1.1

The PAPase Hal2p complexed with calcium and magnesium ions and reaction substrate: PAP

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.30 Å

Oligo State

monomer

Ligands

1 x CA: CALCIUM ION(Non-covalent)

CA.1: 5 residues within 4Å: Chain A: E.72, D.142, I.144 Ligands: MG.2, A3P.3 6 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions, 1 Ligand-Ligand interactions Metal complexes: A:E.72, A:D.142, A:I.144, H2O.1, H2O.1, A3P.3

1 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 5 residues within 4Å: Chain A: D.142, D.145, D.294 Ligands: CA.1, A3P.3 5 PLIP interactions: 3 interactions with chain A, 1 Ligand-Water interactions, 1 Ligand-Ligand interactions Metal complexes: A:D.142, A:D.145, A:D.294, H2O.2, A3P.3

1 x A3P: ADENOSINE-3'-5'-DIPHOSPHATE(Non-covalent)

A3P.3: 17 residues within 4Å: Chain A: E.72, D.142, I.144, D.145, G.146, T.147, G.240, H.241, D.263, S.264, K.267, R.281, Y.288, E.290, D.294 Ligands: CA.1, MG.2 25 PLIP interactions: 25 interactions with chain A Hydrogen bonds: A:G.146, A:T.147, A:T.147, A:S.264, A:R.281 Water bridges: A:S.43, A:S.43, A:S.43, A:E.72, A:E.72, A:T.147, A:K.148, A:G.236, A:H.241, A:H.241, A:H.241, A:D.263, A:R.281, A:I.284, A:Y.288 Salt bridges: A:H.241, A:K.267, A:R.281 pi-Stacking: A:H.241, A:Y.288

1 x BME: BETA-MERCAPTOETHANOL(Non-functional Binders)

BME.4: 4 residues within 4Å: Chain A: M.313, E.314, C.349, Q.353 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Patel, S. et al., Structural enzymology of Li(+)-sensitive/Mg(2+)-dependent phosphatases. J.Mol.Biol. (2002)

Release Date

2001-11-07

Peptides

Halotolerance protein HAL2: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Halotolerance protein HAL2

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