SMTL ID : 7x1r.1

Cryo-EM structure of human thioredoxin reductase bound by Au

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

homo-dimer

Ligands

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

FAD.1: 34 residues within 4Å: Chain A: I.29, G.30, G.31, G.32, S.33, G.34, L.52, D.53, F.54, V.55, G.68, T.69, C.70, V.73, G.74, C.75, K.78, Y.142, G.143, A.171, T.172, G.173, Y.211, V.212, R.304, C.307, I.311, G.344, D.345, E.352, L.353, T.354, P.355 Chain B: H.483 16 PLIP interactions: 15 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:V.212 Hydrogen bonds: A:G.31, A:S.33, A:G.34, A:F.54, A:T.69, A:C.70, A:K.78, A:G.143, A:G.143, A:D.345, A:D.345, A:E.352, A:T.354, B:H.483 pi-Stacking: A:Y.211 FAD.3: 34 residues within 4Å: Chain A: H.483 Chain B: I.29, G.30, G.31, G.32, S.33, G.34, L.52, D.53, F.54, V.55, G.68, T.69, C.70, V.73, G.74, C.75, K.78, Y.142, G.143, A.171, T.172, G.173, Y.211, V.212, R.304, C.307, I.311, G.344, D.345, E.352, L.353, T.354, P.355 16 PLIP interactions: 15 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:V.212 Hydrogen bonds: B:G.31, B:S.33, B:G.34, B:F.54, B:T.69, B:C.70, B:K.78, B:G.143, B:G.143, B:D.345, B:D.345, B:E.352, B:T.354, A:H.483 pi-Stacking: B:Y.211

2 x AU: GOLD ION(Non-covalent)

AU.2: 2 residues within 4Å: Chain A: C.200, L.225 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:C.200 AU.4: 2 residues within 4Å: Chain B: C.200, L.225 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:C.200

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Du, Z. et al., Au4 cluster inhibits human thioredoxin reductase activity via specifically binding of Au to Cys189. Nano Today (2022)

Release Date

2022-12-14

Peptides

Thioredoxin reductase 1, cytoplasmic: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Thioredoxin reductase 1, cytoplasmic