SMTL ID : 1gxf.1

CRYSTAL STRUCTURE OF TRYPANOSOMA CRUZI TRYPANOTHIONE REDUCTASE IN COMPLEX WITH THE INHIBITOR QUINACRINE MUSTARD

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.70 Å

Oligo State

homo-dimer

Ligands

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

FAD.1: 36 residues within 4Å: Chain A: I.11, G.12, G.14, S.15, G.16, I.35, D.36, V.37, S.47, A.48, G.51, T.52, C.53, V.56, G.57, C.58, K.61, G.126, W.127, G.128, A.160, S.161, G.162, F.199, I.200, R.288, R.291, L.295, G.326, D.327, M.333, L.334, T.335, P.336 Chain B: H.461, P.462 24 PLIP interactions: 23 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:T.52, A:I.200 Hydrogen bonds: A:S.15, A:G.16, A:V.37, A:S.47, A:A.48, A:G.51, A:T.52, A:C.53, A:K.61, A:G.128, A:G.128, A:R.291, A:D.327, A:M.333, A:T.335, A:T.335, A:T.335, B:H.461 Water bridges: A:T.52, A:G.162 pi-Stacking: A:F.199, A:F.199 FAD.5: 36 residues within 4Å: Chain A: H.461, P.462 Chain B: I.11, G.12, G.14, S.15, G.16, I.35, D.36, V.37, S.47, A.48, G.51, T.52, C.53, V.56, G.57, C.58, K.61, G.126, W.127, G.128, A.160, S.161, G.162, F.199, I.200, R.288, R.291, L.295, G.326, D.327, M.333, L.334, T.335, P.336 24 PLIP interactions: 22 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:T.52, B:I.200 Hydrogen bonds: B:S.15, B:G.16, B:D.36, B:V.37, B:S.47, B:S.47, B:A.48, B:T.52, B:T.52, B:C.53, B:K.61, B:G.128, B:G.128, B:R.291, B:D.327, B:M.333, B:T.335, B:T.335, A:H.461 pi-Stacking: B:F.199, B:F.199 Water bridges: A:H.461

1 x MAE: MALEIC ACID(Non-covalent)

MAE.2: 5 residues within 4Å: Chain A: V.195, Y.222, R.223, N.255, I.286 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:I.286 Hydrogen bonds: A:R.223 Salt bridges: A:R.223, A:R.223

4 x QUM: QUINACRINE MUSTARD(Covalent)

QUM.3: 9 residues within 4Å: Chain A: L.18, E.19, W.22, S.110, Y.111, E.113, M.114, D.117 Ligands: QUM.4 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:L.18, A:W.22, A:W.22, A:M.114, A:D.117 Hydrogen bonds: A:E.19 Salt bridges: A:E.113, A:D.117 pi-Stacking: A:W.22, A:W.22 QUM.4: 7 residues within 4Å: Chain A: E.19, C.53, S.110, Y.111, I.339 Chain B: H.461 Ligands: QUM.3 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:Y.111, A:I.339 Halogen bonds: A:S.110, A:S.110 QUM.6: 9 residues within 4Å: Chain B: L.18, E.19, W.22, S.110, Y.111, E.113, M.114, D.117 Ligands: QUM.7 9 PLIP interactions: 9 interactions with chain B Hydrophobic interactions: B:L.18, B:W.22, B:W.22, B:D.117 Hydrogen bonds: B:E.19 Salt bridges: B:E.113, B:D.117 pi-Stacking: B:W.22, B:W.22 QUM.7: 7 residues within 4Å: Chain A: H.461 Chain B: E.19, C.53, S.110, Y.111, I.339 Ligands: QUM.6 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:Y.111, B:I.339 Halogen bonds: B:S.110, B:S.110

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Saravanamuthu, A. et al., Two Interacting Binding Sites for Quinacrine Derivatives in the Active Site of Trypanothione Reductase: A Template for Drug Design. J.Biol.Chem. (2004)

Release Date

2004-05-06

Peptides

TRYPANOTHIONE REDUCTASE (OXIDIZED FORM): AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

TRYPANOTHIONE REDUCTASE (OXIDIZED FORM)