SMTL ID : 1w0c.1 (1 other biounit)

Inhibition of Leishmania major pteridine reductase (PTR1) by 2,4,6-triaminoquinazoline; structure of the NADP ternary complex.

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.60 Å

Oligo State

homo-tetramer

Ligands

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

NAP.1: 28 residues within 4Å: Chain A: G.32, R.36, L.37, H.55, Y.56, H.57, R.58, S.59, A.83, D.84, L.85, S.86, N.128, A.129, S.130, S.131, D.161, S.165, M.198, V.199, D.200, Y.213, K.217, P.243, G.244, L.245, S.246 Ligands: TAQ.2 22 PLIP interactions: 22 interactions with chain A Hydrophobic interactions: A:P.243 Hydrogen bonds: A:R.36, A:L.37, A:H.57, A:R.58, A:S.59, A:D.84, A:L.85, A:S.86, A:N.128, A:S.130, A:S.130, A:S.130, A:Y.213, A:K.217, A:S.246, A:S.246 Water bridges: A:A.34, A:G.38, A:N.128 Salt bridges: A:R.36, A:R.36 NAP.4: 28 residues within 4Å: Chain B: G.32, R.36, L.37, H.55, Y.56, H.57, R.58, S.59, A.83, D.84, L.85, S.86, N.128, A.129, S.130, S.131, D.161, S.165, M.198, V.199, D.200, Y.213, K.217, P.243, G.244, L.245, S.246 Ligands: TAQ.5 24 PLIP interactions: 24 interactions with chain B Hydrophobic interactions: B:P.243 Hydrogen bonds: B:R.36, B:L.37, B:H.57, B:H.57, B:R.58, B:S.59, B:D.84, B:D.84, B:L.85, B:S.86, B:N.128, B:S.130, B:S.130, B:S.130, B:K.217, B:S.246, B:S.246 Water bridges: B:S.59, B:N.128, B:N.128 Salt bridges: B:R.36, B:R.36 pi-Stacking: B:H.57 NAP.6: 28 residues within 4Å: Chain C: G.32, R.36, L.37, H.55, Y.56, H.57, R.58, S.59, A.83, D.84, L.85, S.86, N.128, A.129, S.130, S.131, D.161, S.165, M.198, V.199, D.200, Y.213, K.217, P.243, G.244, L.245, S.246 Ligands: TAQ.7 24 PLIP interactions: 24 interactions with chain C Hydrophobic interactions: C:P.243 Hydrogen bonds: C:R.36, C:L.37, C:H.57, C:R.58, C:S.59, C:L.85, C:S.86, C:N.128, C:S.130, C:S.130, C:S.130, C:D.161, C:Y.213, C:K.217, C:S.246, C:S.246 Water bridges: C:A.34, C:R.36, C:G.38, C:N.128 Salt bridges: C:R.36, C:R.36 pi-Stacking: C:H.57 NAP.8: 28 residues within 4Å: Chain D: G.32, R.36, L.37, H.55, Y.56, H.57, R.58, S.59, A.83, D.84, L.85, S.86, N.128, A.129, S.130, S.131, D.161, S.165, M.198, V.199, D.200, Y.213, K.217, P.243, G.244, L.245, S.246 Ligands: TAQ.9 24 PLIP interactions: 24 interactions with chain D Hydrophobic interactions: D:P.243 Hydrogen bonds: D:R.36, D:L.37, D:H.57, D:H.57, D:R.58, D:S.59, D:D.84, D:D.84, D:L.85, D:S.86, D:N.128, D:S.130, D:S.130, D:S.130, D:K.217, D:S.246, D:S.246 Water bridges: D:K.35, D:R.36 Salt bridges: D:K.35, D:R.36, D:R.36 pi-Stacking: D:H.57

5 x TAQ: 2,4,6-TRIAMINOQUINAZOLINE(Non-covalent)

TAQ.2: 6 residues within 4Å: Chain A: R.36, S.130, F.132, D.200, Y.213 Ligands: NAP.1 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:F.132 Hydrogen bonds: A:S.130, A:Y.213, A:Y.213 pi-Stacking: A:F.132 TAQ.3: 1 residues within 4Å: Chain A: G.98 No protein-ligand interaction detected (PLIP) TAQ.5: 6 residues within 4Å: Chain B: R.36, S.130, F.132, D.200, Y.213 Ligands: NAP.4 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:F.132, B:F.132 Hydrogen bonds: B:S.130, B:S.130, B:Y.213 Water bridges: B:V.249 pi-Stacking: B:F.132 TAQ.7: 6 residues within 4Å: Chain C: R.36, S.130, F.132, D.200, Y.213 Ligands: NAP.6 7 PLIP interactions: 7 interactions with chain C Hydrophobic interactions: C:F.132, C:F.132 Hydrogen bonds: C:S.130, C:S.130, C:Y.213, C:Y.213 pi-Stacking: C:F.132 TAQ.9: 7 residues within 4Å: Chain D: R.36, S.130, F.132, D.200, Y.213, L.248 Ligands: NAP.8 6 PLIP interactions: 6 interactions with chain D Hydrophobic interactions: D:F.132, D:F.132 Hydrogen bonds: D:S.130, D:S.130, D:Y.213 pi-Stacking: D:F.132

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Mcluskey, K. et al., Inhibition of Leishmania Major Pteridine Reductase by 2,4,6-Triaminoquinazoline: Structure of the Nadph Ternary Complex. Acta Crystallogr.,Sect.D (2004)

Release Date

2004-09-30

Peptides

PTERIDINE REDUCTASE: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

PTERIDINE REDUCTASE

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