SMTL ID : 2pxz.1

E. coli phosphoenolpyruvate carboxykinase (PEPCK) complexed with ATP, Mg2+, Mn2+, carbon dioxide and oxaloacetate

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.23 Å

Oligo State

monomer

Ligands

1 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 4 residues within 4Å: Chain A: T.255, D.268, Y.286 Ligands: ATP.4 4 PLIP interactions: 1 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:T.255, H2O.5, H2O.6, H2O.6

1 x MN: MANGANESE (II) ION(Non-covalent)

MN.2: 4 residues within 4Å: Chain A: K.213, H.232, D.269 Ligands: ATP.4 4 PLIP interactions: 2 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:H.232, A:D.269, H2O.9, H2O.11

1 x OAA: OXALOACETATE ION(Non-covalent)

OAA.3: 7 residues within 4Å: Chain A: H.232, L.249, S.250, T.388, G.410, A.412, F.413 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:L.249 Hydrogen bonds: A:S.250, A:S.250 Water bridges: A:S.406, A:A.412 Salt bridges: A:R.65, A:H.232

1 x ATP: ADENOSINE-5'-TRIPHOSPHATE(Non-covalent)

ATP.4: 21 residues within 4Å: Chain A: H.232, L.249, S.250, G.251, T.252, G.253, K.254, T.255, T.256, D.269, K.288, E.297, R.333, T.441, R.449, I.450, S.451, I.452, T.455 Ligands: MG.1, MN.2 25 PLIP interactions: 25 interactions with chain A Hydrogen bonds: A:G.251, A:T.252, A:G.253, A:K.254, A:T.255, A:T.255, A:T.256, A:K.288, A:E.297, A:R.449, A:R.449, A:I.450, A:T.455 Water bridges: A:T.255, A:D.268, A:R.333, A:R.333, A:R.333, A:R.333, A:R.333, A:I.452 Salt bridges: A:K.254, A:K.254, A:R.333 pi-Cation interactions: A:R.449

1 x CO2: CARBON DIOXIDE(Non-covalent)

CO2.5: 4 residues within 4Å: Chain A: R.65, K.213, Y.286, R.333 2 PLIP interactions: 2 interactions with chain A Water bridges: A:R.65, A:R.333

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Delbaere, L.T.J. et al., Crystal structure of E. coli phosphoenolpyruvate carboxykinase (PEPCK) complexed with ATP, Mg2+, Mn2+, carbon dioxide and oxaloacetate. To be Published

Release Date

2008-04-22

Peptides

Phosphoenolpyruvate carboxykinase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
X

Phosphoenolpyruvate carboxykinase

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