SMTL ID : 2a87.1

Crystal Structure of M. tuberculosis Thioredoxin reductase

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.00 Å

Oligo State

homo-dimer

Ligands

2 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 5 residues within 4Å: Chain A: S.166, G.249, H.250, R.295 Ligands: NAP.3 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:H.250 MG.4: 3 residues within 4Å: Chain B: H.250, R.295 Ligands: NAP.6 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:H.250

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

FAD.2: 40 residues within 4Å: Chain A: I.20, G.21, S.22, G.23, P.24, A.25, G.26, F.43, E.44, G.45, S.47, F.48, G.49, G.50, A.51, L.52, T.55, V.58, E.59, N.60, Y.61, E.91, D.92, V.93, A.121, M.122, G.123, A.124, C.148, D.149, R.253, L.256, G.287, D.288, R.295, Q.296, A.297, V.298, A.300 Chain B: Y.32 24 PLIP interactions: 22 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:S.22, A:A.25, A:G.26, A:S.47, A:G.49, A:A.51, A:L.52, A:E.59, A:N.60, A:N.60, A:N.60, A:V.93, A:V.93, A:A.124, A:D.288, A:R.295, A:Q.296, A:A.297, A:V.298, B:Y.32 Water bridges: A:L.289, A:L.289, B:R.35 Salt bridges: A:R.253 FAD.5: 36 residues within 4Å: Chain A: Y.32 Chain B: I.20, G.21, S.22, G.23, P.24, A.25, G.26, F.43, E.44, G.45, S.47, F.48, G.49, G.50, A.51, L.52, T.55, V.58, N.60, E.91, V.93, M.122, G.123, A.124, C.148, D.149, R.253, L.256, G.287, D.288, R.295, Q.296, A.297, V.298, A.300 22 PLIP interactions: 21 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:T.55 Hydrogen bonds: B:S.22, B:A.25, B:G.26, B:S.47, B:G.50, B:A.51, B:L.52, B:E.59, B:N.60, B:N.60, B:V.93, B:V.93, B:A.124, B:A.124, B:D.288, B:D.288, B:R.295, B:A.297, B:V.298, A:Y.32 Salt bridges: B:R.253

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

NAP.3: 22 residues within 4Å: Chain A: R.127, L.129, G.162, G.163, G.164, D.165, S.166, H.185, R.186, R.187, R.191, T.213, A.247, I.248, G.249, H.250, D.266, Y.268, R.292, R.295 Chain B: R.313 Ligands: MG.1 18 PLIP interactions: 18 interactions with chain A Hydrogen bonds: A:R.127, A:G.163, A:S.166, A:R.186, A:R.186, A:R.191, A:H.250, A:D.266, A:D.266, A:Y.268, A:R.295 Salt bridges: A:H.185, A:R.186, A:R.187, A:R.191, A:R.191 pi-Cation interactions: A:R.186, A:R.186 NAP.6: 20 residues within 4Å: Chain A: R.313 Chain B: R.127, I.161, G.162, G.163, G.164, D.165, S.166, E.169, H.185, R.186, R.191, A.247, I.248, G.249, H.250, Y.268, R.292, R.295 Ligands: MG.4 15 PLIP interactions: 15 interactions with chain B Hydrogen bonds: B:G.164, B:S.166, B:H.185, B:R.186, B:R.191, B:H.250, B:H.250, B:Y.268, B:R.292, B:R.292, B:R.295 Salt bridges: B:H.185, B:R.186, B:R.191 pi-Cation interactions: B:R.186

Links

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Citation

Akif, M. et al., Conformational flexibility of Mycobacterium tuberculosis thioredoxin reductase: crystal structure and normal-mode analysis. Acta Crystallogr.,Sect.D (2005)

Release Date

2005-11-29

Peptides

Thioredoxin reductase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Thioredoxin reductase