SMTL ID : 4is0.1

Structural Insights into Omega-Class Glutathione Transferases: A Snapshot of Enzyme Reduction and Identification of the Non-Catalytic Ligandin Site.

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.72 Å

Oligo State

homo-dimer

Ligands

4 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 5 residues within 4Å: Chain A: R.39, K.43, H.49, V.51, L.215 8 PLIP interactions: 8 interactions with chain A Water bridges: A:R.39, A:R.39, A:K.43, A:H.49, A:H.49 Salt bridges: A:R.39, A:K.43, A:H.49 SO4.2: 7 residues within 4Å: Chain A: E.21, G.22, S.23, N.77, S.78, Q.79, Y.97 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:G.22, A:S.78 Water bridges: A:S.23, A:S.78, A:Q.79, A:Y.97 SO4.6: 5 residues within 4Å: Chain B: R.39, K.43, H.49, V.51, L.215 8 PLIP interactions: 8 interactions with chain B Water bridges: B:R.39, B:R.39, B:K.43, B:H.49, B:H.49 Salt bridges: B:R.39, B:K.43, B:H.49 SO4.7: 7 residues within 4Å: Chain B: E.21, G.22, S.23, N.77, S.78, Q.79, Y.97 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:G.22, B:S.78 Water bridges: B:S.23, B:S.78, B:Q.79, B:Y.97

2 x GDS: OXIDIZED GLUTATHIONE DISULFIDE(Non-covalent)

GDS.3: 24 residues within 4Å: Chain A: M.29, A.32, P.33, F.34, R.37, L.56, K.57, K.59, G.70, L.71, V.72, P.73, E.85, S.86, A.87, V.127, G.128, I.131, W.180, R.183, W.222, F.225, Y.229, C.237 11 PLIP interactions: 11 interactions with chain A Hydrophobic interactions: A:F.34, A:L.71, A:Y.229 Hydrogen bonds: A:V.72, A:V.72, A:S.86 Water bridges: A:V.72, A:E.85, A:A.87, A:W.180 Salt bridges: A:K.59 GDS.8: 24 residues within 4Å: Chain B: M.29, A.32, P.33, F.34, R.37, L.56, K.57, K.59, G.70, L.71, V.72, P.73, E.85, S.86, A.87, V.127, G.128, I.131, W.180, R.183, W.222, F.225, Y.229, C.237 11 PLIP interactions: 11 interactions with chain B Hydrophobic interactions: B:F.34, B:L.71, B:Y.229 Hydrogen bonds: B:V.72, B:V.72, B:S.86 Water bridges: B:V.72, B:E.85, B:A.87, B:W.180 Salt bridges: B:K.59

2 x DTT: 2,3-DIHYDROXY-1,4-DITHIOBUTANE(Non-covalent)

DTT.4: 8 residues within 4Å: Chain A: Y.108, C.112, M.115, I.116, L.119, V.156, K.160 Chain B: Y.84 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:Y.108 DTT.9: 8 residues within 4Å: Chain A: Y.84 Chain B: Y.108, C.112, M.115, I.116, L.119, V.156, K.160 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:Y.108

2 x 1R4: L-gamma-glutamyl-S-[2-(4-nitrophenyl)-2-oxoethyl]-L-cysteinylglycine(Non-covalent)

1R4.5: 18 residues within 4Å: Chain A: R.37, A.87, I.88, E.91, L.103, Q.113, K.114, L.117, E.118, F.120, S.121, P.124, M.172, L.176 Chain B: K.114, E.118, S.121 Ligands: 1R4.10 11 PLIP interactions: 3 interactions with chain B, 8 interactions with chain A Hydrogen bonds: B:K.114, B:E.118 Water bridges: B:E.118, A:R.37, A:E.118 Hydrophobic interactions: A:A.87, A:E.91, A:K.114, A:L.117 Salt bridges: A:R.37 pi-Cation interactions: A:K.114 1R4.10: 18 residues within 4Å: Chain A: K.114, E.118, S.121 Chain B: R.37, A.87, I.88, E.91, L.103, Q.113, K.114, L.117, E.118, F.120, S.121, P.124, M.172, L.176 Ligands: 1R4.5 13 PLIP interactions: 10 interactions with chain B, 3 interactions with chain A Hydrophobic interactions: B:A.87, B:E.91, B:K.114, B:L.117 Hydrogen bonds: B:E.91, B:E.118, A:K.114, A:E.118 Water bridges: B:R.37, B:E.118, A:E.118 Salt bridges: B:R.37 pi-Cation interactions: B:K.114

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Brock, J. et al., Structural insights into omega-class glutathione transferases: a snapshot of enzyme reduction and identification of a non-catalytic ligandin site. Plos One (2013)

Release Date

2013-04-24

Peptides

Glutathione S-transferase omega-1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Glutathione S-transferase omega-1