SMTL ID : 4up3.1

Crystal structure of the mutant C140S,C286Q thioredoxin reductase from Entamoeba histolytica

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.44 Å

Oligo State

homo-dimer

Ligands

2 x FAD: FLAVIN-ADENINE DINUCLEOTIDE(Non-covalent)

FAD.1: 38 residues within 4Å: Chain A: I.10, G.11, S.12, G.13, P.14, A.15, Y.33, E.34, G.35, A.38, V.41, A.42, A.43, G.45, Q.46, L.47, T.49, T.50, I.53, N.55, E.86, T.87, I.88, A.116, T.117, G.118, A.119, H.248, N.251, F.254, G.283, D.284, R.291, Q.292, A.293, A.296 Chain B: Y.22 Ligands: NDP.2 24 PLIP interactions: 24 interactions with chain A Hydrophobic interactions: A:Q.46 Hydrogen bonds: A:S.12, A:A.15, A:V.41, A:G.45, A:Q.46, A:N.55, A:N.55, A:I.88, A:I.88, A:A.119, A:A.119, A:D.284, A:R.291, A:A.293 Water bridges: A:G.13, A:G.13, A:L.47, A:L.47, A:N.55, A:G.118, A:V.285, A:Q.292, A:I.294 FAD.3: 34 residues within 4Å: Chain A: Y.22 Chain B: I.10, G.11, S.12, G.13, P.14, A.15, Y.33, E.34, G.35, A.38, V.41, A.42, A.43, G.45, Q.46, L.47, T.49, T.50, I.53, N.55, E.86, T.87, I.88, A.116, T.117, G.118, A.119, G.283, D.284, R.291, Q.292, A.293, A.296 24 PLIP interactions: 24 interactions with chain B Hydrophobic interactions: B:Q.46 Hydrogen bonds: B:S.12, B:A.15, B:V.41, B:Q.46, B:Q.46, B:N.55, B:N.55, B:I.88, B:I.88, B:A.119, B:D.284, B:R.291, B:Q.292, B:A.293 Water bridges: B:G.13, B:A.16, B:L.47, B:L.47, B:N.55, B:N.55, B:G.118, B:V.285, B:I.294

2 x NDP: NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE(Non-covalent)

NDP.2: 13 residues within 4Å: Chain A: M.124, G.160, G.161, D.162, A.163, E.166, H.182, R.183, R.184, R.188, A.245, I.246 Ligands: FAD.1 21 PLIP interactions: 21 interactions with chain A Hydrogen bonds: A:G.160, A:G.160, A:D.162, A:A.163 Water bridges: A:G.161, A:D.162, A:D.162, A:A.163, A:A.164, A:E.166, A:R.183, A:R.188, A:A.245, A:G.247, A:Q.292 Salt bridges: A:H.182, A:R.183, A:R.184, A:R.188 pi-Cation interactions: A:R.183, A:R.183 NDP.4: 18 residues within 4Å: Chain A: L.305 Chain B: K.122, M.124, G.160, G.161, D.162, A.163, E.166, H.182, R.183, R.184, R.188, A.245, I.246, H.248, Y.290, R.291, Q.292 18 PLIP interactions: 18 interactions with chain B Hydrophobic interactions: B:D.162, B:E.166 Hydrogen bonds: B:K.122, B:G.160, B:G.160, B:A.163, B:V.289 Water bridges: B:K.122, B:G.161, B:G.161, B:D.162, B:D.162, B:H.182, B:Q.292 Salt bridges: B:H.182, B:R.188, B:R.291, B:R.291

1 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.5: 5 residues within 4Å: Chain B: K.260, L.268, T.269, T.274, S.275 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Parsonage, D. et al., X-Ray Structures of Thioredoxin and Thioredoxin Reductase from Entamoeba Histolytica and Prevailing Hypothesis of the Mechanism of Auranofin Action. J.Struct.Biol. (2016)

Release Date

2015-07-01

Peptides

THIOREDOXIN REDUCTASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

THIOREDOXIN REDUCTASE