SMTL ID : 4kpr.1 (1 other biounit)

Tetrameric form of rat selenoprotein thioredoxin reductase 1

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

homo-dimer

Ligands

3 x SO3: SULFITE ION(Non-covalent)

SO3.1: 3 residues within 4Å: Chain A: T.304, V.305, G.306 No protein-ligand interaction detected (PLIP) SO3.6: 1 residues within 4Å: Chain B: P.317 No protein-ligand interaction detected (PLIP) SO3.7: 4 residues within 4Å: Chain B: K.192, E.283, F.284, N.285 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:E.283, B:E.283 Salt bridges: B:E.283

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

MPD.2: 5 residues within 4Å: Chain A: L.75, L.76 Chain B: Q.72, L.75, L.76 8 PLIP interactions: 4 interactions with chain A, 4 interactions with chain B Hydrophobic interactions: A:L.75, A:L.76, B:L.75, B:L.76 Hydrogen bonds: A:Q.72, B:Q.72, B:Q.72 Water bridges: A:N.444 MPD.3: 3 residues within 4Å: Chain A: G.237, E.238, R.249 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:R.249 Hydrogen bonds: A:R.249 MPD.4: 5 residues within 4Å: Chain A: P.317, V.318, T.319, Q.323, N.325 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:P.317, A:T.319 Water bridges: A:P.317, A:N.325 MPD.8: 5 residues within 4Å: Chain B: N.234, G.237, E.241, F.247, R.249 3 PLIP interactions: 3 interactions with chain B Hydrophobic interactions: B:F.247, B:R.249 Hydrogen bonds: B:R.249 MPD.9: 5 residues within 4Å: Chain B: L.49, T.51, L.186, P.187, Y.188 3 PLIP interactions: 3 interactions with chain B Hydrophobic interactions: B:L.186, B:P.187, B:Y.188

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

FAD.5: 35 residues within 4Å: Chain A: I.18, G.19, G.20, G.21, S.22, G.23, L.41, D.42, F.43, V.44, G.57, T.58, C.59, V.62, G.63, C.64, K.67, A.130, Y.131, G.132, A.160, T.161, G.162, S.180, Y.200, V.201, R.293, I.300, G.333, D.334, E.341, L.342, T.343, P.344 Chain B: H.472 34 PLIP interactions: 31 interactions with chain A, 3 interactions with chain B Hydrophobic interactions: A:V.201 Hydrogen bonds: A:G.20, A:S.22, A:G.23, A:F.43, A:G.57, A:T.58, A:T.58, A:T.58, A:C.59, A:K.67, A:G.132, A:G.132, A:D.334, A:E.341, A:T.343, A:T.343, A:T.343, B:H.472 Water bridges: A:G.21, A:G.24, A:D.42, A:T.45, A:G.56, A:T.161, A:G.162, A:E.163, A:T.299, A:D.334, A:A.346, B:H.472, B:H.472 pi-Stacking: A:Y.200, A:Y.200 FAD.10: 33 residues within 4Å: Chain A: H.472 Chain B: I.18, G.19, G.20, G.21, S.22, G.23, L.41, D.42, F.43, G.57, T.58, C.59, V.62, G.63, C.64, K.67, A.130, Y.131, G.132, A.160, T.161, G.162, Y.200, V.201, R.293, I.300, G.333, D.334, E.341, L.342, T.343, P.344 31 PLIP interactions: 28 interactions with chain B, 3 interactions with chain A Hydrophobic interactions: B:T.58, B:V.201 Hydrogen bonds: B:G.20, B:S.22, B:G.23, B:F.43, B:T.58, B:C.59, B:K.67, B:G.132, B:G.132, B:D.334, B:E.341, B:T.343, B:T.343, B:T.343, A:H.472 Water bridges: B:G.21, B:G.24, B:D.42, B:T.45, B:G.56, B:G.162, B:E.163, B:R.164, B:T.299, B:D.334, B:A.346, A:H.472, A:H.472 pi-Stacking: B:Y.200

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Xu, J. et al., The Trp114 residue of thioredoxin reductase 1 is an electron relay sensor for oxidative stress. To be Published (2013)

Release Date

2014-05-14

Peptides

Thioredoxin reductase 1, cytoplasmic: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
E

B
F

Thioredoxin reductase 1, cytoplasmic

Related Entries With Identical Sequence