SMTL ID : 1os1.1

Structure of Phosphoenolpyruvate Carboxykinase complexed with ATP,Mg, Ca and pyruvate.

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.80 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.3 4 PLIP interactions: 1 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:T.255, H2O.3, H2O.5, H2O.6

1 x CA: CALCIUM ION(Non-covalent)

CA.2: 5 residues within 4Å: Chain A: K.213, H.232, D.269 Ligands: ATP.3, PYR.4 4 PLIP interactions: 3 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:H.232, A:D.269, A:D.269, H2O.5

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

ATP.3: 20 residues within 4Å: Chain A: L.249, S.250, G.251, T.252, G.253, K.254, T.255, T.256, D.269, K.288, R.333, T.441, R.449, I.450, S.451, I.452, T.455 Ligands: MG.1, CA.2, PYR.4 24 PLIP interactions: 24 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:T.256, A:R.449, A:R.449, A:T.455, A:T.455 Water bridges: A:K.254, A:T.255, A:T.255, A:D.269, A:Y.286, A:K.288, A:K.288, A:R.333 Salt bridges: A:K.254, A:K.254, A:R.333 pi-Cation interactions: A:R.449

1 x PYR: PYRUVIC ACID(Non-covalent)

PYR.4: 7 residues within 4Å: Chain A: R.65, Y.207, K.213, S.250, G.393 Ligands: CA.2, ATP.3 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:R.65, A:Y.207 Hydrogen bonds: A:S.250 Water bridges: A:R.333, A:R.333 Salt bridges: A:R.65, A:K.213, A:R.333

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Sudom, A. et al., Mechanisms of activation of phosphoenolpyruvate carboxykinase from Escherichia coli by Ca2+ and of desensitization by trypsin. J.BACTERIOL. (2003)

Release Date

2003-09-23

Peptides

Phosphoenolpyruvate carboxykinase [ATP]: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Phosphoenolpyruvate carboxykinase [ATP]

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