SMTL ID : 2w0h.1

X ray structure of Leishmania infantum Trypanothione reductase in complex with antimony and NADPH

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 3.00 Å

Oligo State

homo-dimer

Ligands

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

FAD.1: 37 residues within 4Å: Chain A: G.31, G.33, S.34, G.35, V.54, D.55, V.56, A.66, A.67, G.70, T.71, C.72, V.75, G.76, C.77, K.80, G.145, F.146, G.147, A.179, T.180, G.181, R.307, R.310, L.314, I.345, G.346, D.347, M.353, L.354, T.355, P.356, A.358 Chain B: H.481, P.482 Ligands: SB.2, NDP.3 19 PLIP interactions: 18 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:T.71 Hydrogen bonds: A:S.34, A:S.34, A:G.35, A:G.36, A:T.71, A:C.72, A:K.80, A:G.147, A:G.147, A:G.181, A:R.310, A:I.345, A:D.347, A:M.353, A:T.355, A:T.355, A:T.355, B:H.481 FAD.5: 38 residues within 4Å: Chain A: H.481, P.482 Chain B: G.31, G.33, S.34, G.35, V.54, D.55, V.56, A.66, A.67, G.70, T.71, C.72, V.75, G.76, C.77, K.80, F.146, G.147, A.179, T.180, G.181, I.219, F.223, R.307, R.310, L.314, I.345, G.346, D.347, M.353, L.354, T.355, P.356, A.358 Ligands: SB.6, NDP.7 21 PLIP interactions: 20 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:T.71, B:I.219, B:I.219, B:F.223 Hydrogen bonds: B:S.34, B:S.34, B:G.35, B:A.66, B:A.67, B:T.71, B:T.71, B:C.72, B:K.80, B:G.147, B:G.147, B:I.345, B:D.347, B:M.353, B:T.355, B:T.355, A:H.481

2 x SB: ANTIMONY (III) ION(Non-covalent)

SB.2: 5 residues within 4Å: Chain A: C.72, C.77, T.355 Chain B: H.481 Ligands: FAD.1 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:C.72, A:C.77, A:T.355 SB.6: 5 residues within 4Å: Chain A: H.481 Chain B: C.72, C.77, T.355 Ligands: FAD.5 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:C.72, B:C.77, B:T.355

2 x NDP: NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE(Non-covalent)

NDP.3: 19 residues within 4Å: Chain A: K.80, G.216, G.217, Y.218, I.219, A.220, E.222, Y.241, R.242, R.248, N.274, A.304, I.305, G.306, R.307, M.353, L.354, A.385 Ligands: FAD.1 15 PLIP interactions: 15 interactions with chain A Hydrophobic interactions: A:Y.218, A:Y.218, A:I.219 Hydrogen bonds: A:K.80, A:G.216, A:Y.218, A:I.219, A:A.220, A:E.222, A:Y.241, A:N.274, A:A.304 Salt bridges: A:R.242, A:R.248 pi-Cation interactions: A:R.242 NDP.7: 20 residues within 4Å: Chain B: K.80, L.187, G.216, G.217, Y.218, I.219, A.220, E.222, Y.241, R.242, R.248, N.274, A.304, I.305, G.306, R.307, M.353, L.354, A.385 Ligands: FAD.5 15 PLIP interactions: 15 interactions with chain B Hydrophobic interactions: B:Y.218, B:Y.218, B:I.219 Hydrogen bonds: B:K.80, B:K.80, B:G.216, B:I.219, B:A.220, B:Y.241, B:Y.241, B:R.242, B:N.274 Salt bridges: B:R.242, B:R.248 pi-Cation interactions: B:R.242

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

SO4.4: 4 residues within 4Å: Chain A: Q.57, A.58, T.59, M.144 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:A.58, A:T.59, A:T.59, A:T.59 SO4.8: 4 residues within 4Å: Chain B: Q.57, A.58, T.59, M.144 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:A.58, B:T.59

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Baiocco, P. et al., Molecular Basis of Antimony Treatment in Leishmaniasis. J.Med.Chem. (2009)

Release Date

2009-04-28

Peptides

TRYPANOTHIONE REDUCTASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

TRYPANOTHIONE REDUCTASE

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