SMTL ID : 2gwd.1

Crystal structure of plant glutamate cysteine ligase in complex with Mg2+ and L-glutamate

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.09 Å

Oligo State

homo-dimer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 4 residues within 4Å: Chain A: E.42, E.94, E.100 Ligands: GLU.7 6 PLIP interactions: 3 interactions with chain A, 1 Ligand-Ligand interactions, 2 Ligand-Water interactions Metal complexes: A:E.42, A:E.94, A:E.100, GLU.7, H2O.1, H2O.1 MG.8: 4 residues within 4Å: Chain B: E.42, E.94, E.100 Ligands: GLU.14 6 PLIP interactions: 1 Ligand-Ligand interactions, 3 interactions with chain B, 2 Ligand-Water interactions Metal complexes: GLU.14, B:E.42, B:E.94, B:E.100, H2O.10, H2O.10

10 x ACT: ACETATE ION(Non-functional Binders)

ACT.2: 6 residues within 4Å: Chain A: R.36, P.105, N.183, L.184, D.185, Y.318 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:P.105 Hydrogen bonds: A:G.38 Water bridges: A:K.30, A:R.36, A:D.185, A:D.185 ACT.3: 3 residues within 4Å: Chain A: K.236, L.242, Y.258 No protein-ligand interaction detected (PLIP) ACT.4: 4 residues within 4Å: Chain A: E.71 Chain B: E.107, T.108, Q.111 2 PLIP interactions: 1 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:Q.111, A:E.68 ACT.5: 4 residues within 4Å: Chain A: D.172, T.216, M.226, I.230 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:T.216 Salt bridges: A:R.176 ACT.6: 4 residues within 4Å: Chain A: R.331, P.424, N.427, L.428 1 PLIP interactions: 1 interactions with chain A Water bridges: A:R.331 ACT.9: 6 residues within 4Å: Chain B: R.36, P.105, N.183, L.184, D.185, Y.318 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:P.105 Hydrogen bonds: B:G.38 Water bridges: B:K.30, B:R.36, B:D.185, B:D.185, B:D.185 ACT.10: 3 residues within 4Å: Chain B: K.236, L.242, Y.258 No protein-ligand interaction detected (PLIP) ACT.11: 4 residues within 4Å: Chain A: E.107, T.108, Q.111 Chain B: E.71 3 PLIP interactions: 1 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:E.68, A:Q.111 Water bridges: A:E.107 ACT.12: 4 residues within 4Å: Chain B: D.172, T.216, M.226, I.230 1 PLIP interactions: 1 interactions with chain B Salt bridges: B:R.176 ACT.13: 4 residues within 4Å: Chain B: R.331, P.424, N.427, L.428 1 PLIP interactions: 1 interactions with chain B Water bridges: B:R.331

2 x GLU: GLUTAMIC ACID(Non-covalent)

GLU.7: 10 residues within 4Å: Chain A: E.42, E.94, T.177, C.178, T.179, R.227, W.231, F.310, R.322 Ligands: MG.1 13 PLIP interactions: 12 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:T.179 Hydrogen bonds: A:T.177, A:T.177, A:T.177, E.7 Water bridges: A:E.100, A:E.100, A:R.322, A:R.322, A:R.322, A:R.322 Salt bridges: A:R.227, A:R.322 GLU.14: 10 residues within 4Å: Chain B: E.42, E.94, T.177, C.178, T.179, R.227, W.231, F.310, R.322 Ligands: MG.8 13 PLIP interactions: 12 interactions with chain B, 1 Ligand-Ligand interactions Hydrophobic interactions: B:T.179 Hydrogen bonds: B:T.177, B:T.177, B:T.177, E.14 Water bridges: B:E.100, B:E.100, B:R.322, B:R.322, B:R.322, B:R.322 Salt bridges: B:R.227, B:R.322

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Hothorn, M. et al., Structural basis for the redox control of plant glutamate cysteine ligase. J.Biol.Chem. (2006)

Release Date

2006-06-20

Peptides

Glutamate cysteine ligase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Glutamate cysteine ligase

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