SMTL ID : 2wci.1 (1 other biounit)

Structure of E. coli monothiol glutaredoxin GRX4 homodimer

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

homo-tetramer

Ligands

2 x FES: FE2/S2 (INORGANIC) CLUSTER(Non-covalent)

FES.1: 8 residues within 4Å: Chain A: K.42, C.50, F.52 Chain B: K.42, C.50, F.52 Ligands: GSH.2, GSH.4 2 PLIP interactions: 1 interactions with chain A, 1 interactions with chain B, Metal complexes: A:C.50, B:C.50 FES.5: 8 residues within 4Å: Chain C: K.42, C.50, F.52 Chain D: K.42, C.50, F.52 Ligands: GSH.6, GSH.8 2 PLIP interactions: 1 interactions with chain D, 1 interactions with chain C, Metal complexes: D:C.50, C:C.50

4 x GSH: GLUTATHIONE(Non-covalent)

GSH.2: 12 residues within 4Å: Chain A: K.42, C.50, F.52, R.79, T.90, F.91, P.92, G.103, C.104, D.105 Chain D: D.105 Ligands: FES.1 15 PLIP interactions: 13 interactions with chain A, 2 interactions with chain D Hydrophobic interactions: A:F.52 Hydrogen bonds: A:F.91, A:F.91, A:C.104, A:D.105, A:D.105, A:D.105, D:D.105 Water bridges: A:K.42, A:K.42, A:G.103, A:I.106, D:D.105 Salt bridges: A:K.42, A:R.79 GSH.4: 12 residues within 4Å: Chain B: K.42, C.50, F.52, R.79, P.89, T.90, F.91, G.103, C.104, D.105 Chain C: T.90 Ligands: FES.1 13 PLIP interactions: 13 interactions with chain B Hydrophobic interactions: B:F.52 Hydrogen bonds: B:F.91, B:F.91, B:C.104, B:D.105, B:D.105, B:D.105 Water bridges: B:K.42, B:K.42, B:G.103, B:I.106 Salt bridges: B:K.42, B:R.79 GSH.6: 12 residues within 4Å: Chain B: D.105 Chain C: K.42, C.50, F.52, R.79, T.90, F.91, P.92, G.103, C.104, D.105 Ligands: FES.5 14 PLIP interactions: 13 interactions with chain C, 1 interactions with chain B Hydrophobic interactions: C:F.52 Hydrogen bonds: C:F.91, C:F.91, C:C.104, C:D.105, C:D.105, C:D.105, B:D.105 Water bridges: C:K.42, C:K.42, C:G.103, C:I.106 Salt bridges: C:K.42, C:R.79 GSH.8: 12 residues within 4Å: Chain A: T.90 Chain D: K.42, C.50, F.52, R.79, P.89, T.90, F.91, G.103, C.104, D.105 Ligands: FES.5 13 PLIP interactions: 13 interactions with chain D Hydrophobic interactions: D:F.52 Hydrogen bonds: D:F.91, D:F.91, D:C.104, D:D.105, D:D.105, D:D.105 Water bridges: D:K.42, D:K.42, D:G.103, D:I.106 Salt bridges: D:K.42, D:R.79

2 x NA: SODIUM ION(Non-functional Binders)

NA.3: 5 residues within 4Å: Chain A: P.48, C.50, G.51, A.54 Chain B: R.79 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:P.48, A:C.50, B:R.79, B:R.79 NA.7: 5 residues within 4Å: Chain C: P.48, C.50, G.51, A.54 Chain D: R.79 4 PLIP interactions: 2 interactions with chain C, 2 interactions with chain D Hydrogen bonds: C:P.48, C:C.50, D:R.79, D:R.79

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Iwema, T. et al., Structural Basis for Delivery of the Intact [Fe2S2] Cluster by Monothiol Glutaredoxin. Biochemistry (2009)

Release Date

2009-06-23

Peptides

GLUTAREDOXIN-4: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
A

D
B

GLUTAREDOXIN-4

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