SMTL ID : 3ig8.1

Saccharomyces cerevisiae glutamate cysteine ligase in complex with Mg2+, L-glutamate and ADP

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.69 Å

Oligo State

monomer

Ligands

1 x GLU: GLUTAMIC ACID(Non-covalent)

GLU.1: 11 residues within 4Å: Chain A: E.52, E.96, C.264, S.265, C.266, Q.268, R.313, I.317, Y.362, R.472 Ligands: MG.3 11 PLIP interactions: 8 interactions with chain A, 3 Ligand-Ligand interactions Hydrogen bonds: A:C.264, A:Q.268, A:Y.362, E.1, E.1, E.1 Water bridges: A:Y.362, A:R.472, A:R.472 Salt bridges: A:R.313, A:R.472

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

ADP.2: 17 residues within 4Å: Chain A: F.46, W.47, G.48, D.49, E.50, H.94, E.103, P.106, P.109, T.270, F.271, Q.272, K.451, R.468, E.470 Ligands: MG.4, MG.5 11 PLIP interactions: 11 interactions with chain A Hydrogen bonds: A:E.103, A:T.270, A:Q.272 Water bridges: A:G.48, A:Q.268, A:R.449, A:K.451, A:K.451 Salt bridges: A:H.94, A:K.451 pi-Cation interactions: A:R.468

3 x MG: MAGNESIUM ION(Non-covalent)

MG.3: 7 residues within 4Å: Chain A: E.50, E.52, E.96, E.103, Q.268 Ligands: GLU.1, MG.5 4 PLIP interactions: 3 interactions with chain A, 1 Ligand-Ligand interactions Metal complexes: A:E.52, A:E.96, A:E.103, GLU.1 MG.4: 4 residues within 4Å: Chain A: E.50, Q.268, E.470 Ligands: ADP.2 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:E.50, A:E.50, A:E.470 MG.5: 4 residues within 4Å: Chain A: E.50, E.103 Ligands: ADP.2, MG.3 3 PLIP interactions: 2 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:E.50, A:E.103, H2O.5

1 x PGE: TRIETHYLENE GLYCOL(Non-functional Binders)

PGE.6: 10 residues within 4Å: Chain A: G.163, C.164, P.165, D.166, F.167, P.173, W.174, L.184, F.185, Y.232 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:D.166, A:D.166

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Biterova, E.I. et al., Mechanistic details of glutathione biosynthesis revealed by crystal structures of Saccharomyces cerevisiae glutamate cysteine ligase. J.Biol.Chem. (2009)

Release Date

2009-09-01

Peptides

Glutamate-cysteine ligase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Glutamate-cysteine ligase

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