SMTL ID : 3f8p.1 (1 other biounit)

Structure of Sulfolobus solfataricus TrxR-B3

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

homo-dimer

Ligands

2 x NAD: NICOTINAMIDE-ADENINE-DINUCLEOTIDE(Non-covalent)

NAD.1: 21 residues within 4Å: Chain A: V.21, G.22, L.23, G.24, P.25, A.26, I.44, G.45, E.46, T.47, G.50, Q.51, D.90, I.91, V.92, G.120, I.121, G.122, V.123, G.286, D.287 17 PLIP interactions: 17 interactions with chain A Hydrogen bonds: A:L.23, A:A.26, A:E.46, A:T.47, A:T.47, A:T.47, A:Q.51, A:Q.51, A:V.92, A:V.92, A:V.123, A:D.287 Water bridges: A:G.24, A:A.27, A:V.123, A:C.288, A:C.288 NAD.6: 22 residues within 4Å: Chain B: V.21, G.22, L.23, G.24, P.25, A.26, I.44, G.45, E.46, T.47, G.50, Q.51, D.90, I.91, V.92, G.120, I.121, G.122, V.123, F.255, G.286, D.287 20 PLIP interactions: 20 interactions with chain B Hydrogen bonds: B:L.23, B:L.23, B:A.26, B:E.46, B:T.47, B:T.47, B:G.50, B:Q.51, B:Q.51, B:V.92, B:V.92, B:V.123, B:D.287, B:D.287, B:D.287 Water bridges: B:G.24, B:G.24, B:V.123, B:C.288, B:C.288

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

SO4.2: 4 residues within 4Å: Chain A: H.184, R.185, R.186, K.190 4 PLIP interactions: 4 interactions with chain A Salt bridges: A:H.184, A:R.185, A:R.186, A:K.190 SO4.3: 5 residues within 4Å: Chain A: G.163, D.164, S.165, G.248, F.249 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:D.164, A:S.165, A:F.249 Water bridges: A:G.163, A:A.166 Salt bridges: A:R.126, A:R.296 SO4.4: 5 residues within 4Å: Chain A: P.131, G.132, E.133, Q.134, E.135 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:G.132, A:G.132, A:Q.134, A:E.135, A:E.135 SO4.7: 5 residues within 4Å: Chain B: H.184, R.185, R.186, K.190 Ligands: ACY.5 4 PLIP interactions: 4 interactions with chain B Salt bridges: B:H.184, B:R.185, B:R.186, B:K.190 SO4.8: 5 residues within 4Å: Chain B: G.163, D.164, S.165, G.248, R.296 9 PLIP interactions: 9 interactions with chain B Hydrogen bonds: B:D.164, B:S.165, B:S.165, B:R.296 Water bridges: B:R.126, B:R.126, B:R.126, B:G.163, B:A.166

1 x ACY: ACETIC ACID(Non-functional Binders)

ACY.5: 5 residues within 4Å: Chain B: G.161, H.184, R.185, I.247 Ligands: SO4.7 6 PLIP interactions: 6 interactions with chain B Hydrophobic interactions: B:I.247 Hydrogen bonds: B:R.185 Water bridges: B:G.162, B:I.183 Salt bridges: B:H.184, B:R.185

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ruggiero, A. et al., Structure and stability of a thioredoxin reductase from Sulfolobus solfataricus: a thermostable protein with two functions. Biochim.Biophys.Acta (2009)

Release Date

2009-01-13

Peptides

Thioredoxin reductase (TrxB-3): AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Thioredoxin reductase (TrxB-3)

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