SMTL ID : 6gex.1

Trypanosoma brucei PTR1 in complex with inhibitor 2h (F246)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.78 Å

Oligo State

homo-tetramer

Ligands

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

NAP.1: 27 residues within 4Å: Chain A: G.30, R.34, I.35, H.53, Y.54, H.55, N.56, S.57, A.81, D.82, L.83, T.84, N.113, A.114, S.115, T.146, L.179, C.180, D.181, Y.194, K.198, P.224, G.225, V.226, S.227, L.228 Ligands: EWK.2 28 PLIP interactions: 28 interactions with chain A Hydrophobic interactions: A:P.224 Hydrogen bonds: A:R.34, A:I.35, A:H.55, A:N.56, A:N.56, A:S.57, A:D.82, A:L.83, A:T.84, A:T.84, A:N.113, A:S.115, A:S.115, A:S.115, A:Y.194, A:K.198, A:S.227, A:L.228 Water bridges: A:G.30, A:G.36, A:H.55, A:H.55, A:S.57, A:S.57, A:N.113 Salt bridges: A:R.34, A:R.34 NAP.4: 27 residues within 4Å: Chain B: G.30, R.34, I.35, H.53, Y.54, H.55, N.56, S.57, A.81, D.82, L.83, T.84, N.113, A.114, S.115, T.146, L.179, C.180, D.181, Y.194, K.198, P.224, G.225, V.226, S.227, L.228 Ligands: EWK.5 27 PLIP interactions: 27 interactions with chain B Hydrophobic interactions: B:P.224 Hydrogen bonds: B:R.34, B:I.35, B:H.55, B:N.56, B:N.56, B:S.57, B:D.82, B:D.82, B:L.83, B:T.84, B:T.84, B:N.113, B:S.115, B:S.115, B:S.115, B:Y.194, B:K.198, B:S.227, B:L.228 Water bridges: B:G.30, B:G.36, B:H.55, B:H.55, B:N.113 Salt bridges: B:R.34, B:R.34 NAP.7: 26 residues within 4Å: Chain C: G.30, R.34, I.35, H.53, Y.54, H.55, N.56, S.57, A.81, D.82, L.83, T.84, N.113, A.114, S.115, T.146, L.179, C.180, D.181, Y.194, K.198, P.224, G.225, V.226, S.227, L.228 23 PLIP interactions: 23 interactions with chain C Hydrophobic interactions: C:P.224 Hydrogen bonds: C:R.34, C:I.35, C:H.55, C:N.56, C:N.56, C:S.57, C:D.82, C:L.83, C:T.84, C:N.113, C:S.115, C:S.115, C:S.115, C:K.198, C:S.227, C:L.228 Water bridges: C:A.32, C:A.32, C:G.36, C:N.113 Salt bridges: C:R.34, C:R.34 NAP.9: 27 residues within 4Å: Chain D: G.30, R.34, I.35, H.53, Y.54, H.55, N.56, S.57, A.81, D.82, L.83, T.84, N.113, A.114, S.115, T.146, L.179, C.180, D.181, Y.194, K.198, P.224, G.225, V.226, S.227, L.228 Ligands: EWK.10 23 PLIP interactions: 23 interactions with chain D Hydrophobic interactions: D:P.224 Hydrogen bonds: D:R.34, D:I.35, D:H.55, D:N.56, D:N.56, D:S.57, D:D.82, D:D.82, D:L.83, D:T.84, D:N.113, D:S.115, D:S.115, D:S.115, D:K.198, D:S.227, D:L.228 Water bridges: D:G.30, D:N.113, D:S.115 Salt bridges: D:R.34, D:R.34

3 x EWK: 4-[(2-azanyl-1,3-benzothiazol-6-yl)sulfanylmethyl]-~{N}-(phenylmethyl)benzamide(Non-covalent)

EWK.2: 10 residues within 4Å: Chain A: S.115, F.117, D.181, C.188, F.191, Y.194, P.230, M.233, W.241 Ligands: NAP.1 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:P.230, A:W.241 Hydrogen bonds: A:S.115, A:Y.194 Water bridges: A:F.117 pi-Stacking: A:F.117, A:F.117, A:F.117 EWK.5: 9 residues within 4Å: Chain B: S.115, F.117, D.181, C.188, Y.194, V.226, M.233, W.241 Ligands: NAP.4 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:W.241 Hydrogen bonds: B:S.115, B:Y.194 pi-Stacking: B:F.117, B:F.117, B:F.117, B:W.241 EWK.10: 11 residues within 4Å: Chain D: S.115, F.117, Y.118, P.119, D.181, C.188, Y.194, P.230, M.233, W.241 Ligands: NAP.9 10 PLIP interactions: 10 interactions with chain D Hydrophobic interactions: D:Y.118, D:P.230, D:P.230, D:W.241 Hydrogen bonds: D:S.115 pi-Stacking: D:F.117, D:F.117, D:F.117, D:F.117, D:W.241

2 x ACT: ACETATE ION(Non-functional Binders)

ACT.3: 3 residues within 4Å: Chain A: K.33, R.34, R.37 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:R.34 ACT.8: 2 residues within 4Å: Chain C: V.77, V.78 2 PLIP interactions: 2 interactions with chain C Hydrogen bonds: C:V.78 Water bridges: C:N.69

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.6: 5 residues within 4Å: Chain B: V.62, A.65, D.66, N.69, A.76 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:D.66, B:N.69, B:A.76 Water bridges: B:D.66, B:D.66

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Linciano, P. et al., Enhancement of Benzothiazoles as Pteridine Reductase-1 Inhibitors for the Treatment of Trypanosomatidic Infections. J.Med.Chem. (2019)

Release Date

2019-04-03

Peptides

Pteridine reductase: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Pteridine reductase

Related Entries With Identical Sequence