SMTL ID : 3ig5.1

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

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.10 Å

Oligo State

monomer

Ligands

1 x GLU: GLUTAMIC ACID(Non-covalent)

GLU.1: 12 residues within 4Å: Chain A: E.52, E.96, C.264, S.265, C.266, Q.268, R.313, I.317, Y.362, W.445, R.472 Ligands: MG.2 13 PLIP interactions: 13 interactions with chain A, Hydrogen bonds: A:C.264, A:Q.268, A:W.445 Water bridges: A:E.50, A:E.50, A:R.313, A:Y.362, A:Y.362, A:R.449, A:R.472, A:R.472 Salt bridges: A:R.313, A:R.472

1 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 5 residues within 4Å: Chain A: E.50, E.52, E.96, E.103 Ligands: GLU.1 6 PLIP interactions: 3 interactions with chain A, 1 Ligand-Ligand interactions, 2 Ligand-Water interactions Metal complexes: A:E.52, A:E.96, A:E.103, GLU.1, H2O.294, H2O.301

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

PGE.3: 4 residues within 4Å: Chain A: G.38, D.41, N.275, N.277 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.275, A:N.277 PGE.4: 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 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:D.166, A:D.166, A:D.166 PGE.5: 3 residues within 4Å: Chain A: H.176, K.177, W.236 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:K.177 PGE.6: 9 residues within 4Å: Chain A: F.46, W.47, G.48, P.109, T.270, Q.272, D.463, P.465, R.468 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:D.463

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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