SMTL ID : 2j3n.1 (2 other biounits)

X-ray structure of human thioredoxin reductase 1

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.80 Å

Oligo State

homo-dimer

Ligands

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

FAD.1: 35 residues within 4Å: Chain A: I.38, G.39, G.40, G.41, S.42, G.43, L.61, D.62, F.63, V.64, G.77, T.78, C.79, G.83, C.84, K.87, A.150, Y.151, G.152, A.180, T.181, G.182, E.183, S.200, Y.220, V.221, R.313, I.320, D.354, E.361, L.362, T.363, P.364, A.366 Chain B: H.492 26 PLIP interactions: 2 interactions with chain B, 24 interactions with chain A Hydrogen bonds: B:H.492, A:G.40, A:S.42, A:S.42, A:G.43, A:G.44, A:F.63, A:T.78, A:T.78, A:T.78, A:C.79, A:K.87, A:G.152, A:G.152, A:E.183, A:D.354, A:E.361, A:T.363, A:T.363 Water bridges: B:H.492, A:D.62, A:D.62, A:R.313, A:A.366 Hydrophobic interactions: A:V.221 pi-Stacking: A:Y.220 FAD.4: 37 residues within 4Å: Chain A: H.492, P.493 Chain B: I.38, G.39, G.40, G.41, S.42, G.43, G.44, L.61, D.62, F.63, G.77, T.78, C.79, V.82, G.83, C.84, K.87, A.150, Y.151, G.152, A.180, T.181, G.182, R.184, S.200, Y.220, V.221, R.313, G.353, D.354, E.361, L.362, T.363, P.364, A.366 23 PLIP interactions: 22 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:V.221 Hydrogen bonds: B:G.40, B:S.42, B:S.42, B:G.43, B:G.44, B:F.63, B:T.78, B:T.78, B:C.79, B:K.87, B:G.152, B:G.152, B:D.354, B:D.354, B:E.361, B:T.363, B:T.363, B:T.363, A:H.492 pi-Stacking: B:Y.151, B:Y.220, B:Y.220

2 x NAP: NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE(Non-covalent)

NAP.2: 15 residues within 4Å: Chain A: E.183, R.186, L.188, G.217, A.218, S.219, R.241, S.242, I.243, R.246, I.311, G.312, R.313, K.335, E.361 11 PLIP interactions: 11 interactions with chain A Hydrogen bonds: A:E.183, A:A.218, A:I.243, A:R.313, A:K.335, A:K.335 Salt bridges: A:R.186, A:R.241, A:R.246 pi-Cation interactions: A:R.241, A:R.241 NAP.5: 15 residues within 4Å: Chain B: R.186, L.188, G.217, A.218, S.219, R.241, S.242, I.243, R.246, V.272, I.311, G.312, R.313, K.335, E.361 12 PLIP interactions: 12 interactions with chain B Hydrogen bonds: B:R.186, B:A.218, B:R.241, B:S.242, B:I.243, B:R.313, B:K.335 Salt bridges: B:R.186, B:R.241, B:R.246 pi-Cation interactions: B:R.241, B:R.241

3 x MPD: (4S)-2-METHYL-2,4-PENTANEDIOL(Non-functional Binders)

MPD.3: 6 residues within 4Å: Chain A: H.423, S.424, V.498, T.501, L.502, S.503 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:V.498, A:L.502 Hydrogen bonds: A:S.424 MPD.6: 6 residues within 4Å: Chain A: Q.92, L.95, L.96 Chain B: Q.92, L.96, A.99 7 PLIP interactions: 3 interactions with chain A, 4 interactions with chain B Hydrophobic interactions: A:L.95, A:L.96, B:L.96, B:A.99 Hydrogen bonds: A:Q.92, B:Q.92, B:Q.92 MPD.7: 4 residues within 4Å: Chain B: W.427, S.435, R.436, N.438 2 PLIP interactions: 2 interactions with chain B Hydrophobic interactions: B:W.427, B:N.438

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Fritz-Wolf, K. et al., The Structure of Human Thioredoxin Reductase 1 Provides Insights Into C-Terminal Rearrangements During Catalysis. J.Mol.Biol. (2007)

Release Date

2007-07-03

Peptides

THIOREDOXIN REDUCTASE 1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

THIOREDOXIN REDUCTASE 1

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