SMTL ID : 3te7.1

Quinone Oxidoreductase (NQ02) bound to the imidazoacridin-6-one 5a1

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

homo-dimer

Ligands

2 x ZN: ZINC ION(Non-covalent)

ZN.1: 3 residues within 4Å: Chain A: H.172, H.176, C.221 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:H.172, A:H.176, A:C.221, A:C.221 ZN.6: 3 residues within 4Å: Chain B: H.172, H.176, C.221 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:H.172, B:H.176, B:C.221, B:C.221

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

FAD.2: 24 residues within 4Å: Chain A: H.10, K.14, S.15, F.16, N.17, S.19, P.101, L.102, Y.103, W.104, F.105, T.146, T.147, G.148, G.149, Y.154, E.192, R.199, K.200, V.203 Chain B: N.65, Y.66, D.116 Ligands: TE7.5 24 PLIP interactions: 21 interactions with chain A, 3 interactions with chain B Hydrophobic interactions: A:Y.103, A:Y.103, A:Y.103, B:Y.66 Hydrogen bonds: A:F.16, A:N.17, A:N.17, A:S.19, A:S.19, A:L.102, A:L.102, A:W.104, A:F.105, A:T.146, A:T.146, A:G.148, A:G.149, A:Y.154 Water bridges: A:E.192, B:N.65, B:N.65 Salt bridges: A:H.10 pi-Stacking: A:F.16, A:W.104 FAD.7: 24 residues within 4Å: Chain A: N.65, Y.66, D.116 Chain B: H.10, K.14, S.15, F.16, N.17, S.19, P.101, L.102, Y.103, W.104, F.105, T.146, T.147, G.148, G.149, Y.154, P.191, E.192, E.196, R.199 Ligands: TE7.3 25 PLIP interactions: 22 interactions with chain B, 3 interactions with chain A Hydrophobic interactions: B:Y.103, B:Y.103, B:Y.103, A:Y.66 Hydrogen bonds: B:F.16, B:N.17, B:N.17, B:S.19, B:S.19, B:L.102, B:L.102, B:W.104, B:F.105, B:T.146, B:T.146, B:G.148, B:G.149, B:Y.154, B:Y.154, B:E.192 Salt bridges: B:H.10 pi-Stacking: B:F.16, B:F.16 Water bridges: A:N.65, A:N.65

2 x TE7: 5-{[2-(dimethylamino)ethyl]amino}-8-methoxy-6H-imidazo[4,5,1-de]acridin-6-one(Non-covalent)

TE7.3: 10 residues within 4Å: Chain A: Q.121, F.125, I.127, G.173, F.177 Chain B: W.104, F.105, G.148, E.192 Ligands: FAD.7 6 PLIP interactions: 4 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:W.104, A:F.177, A:F.177 Water bridges: B:Y.154 Salt bridges: B:E.192 pi-Stacking: B:W.104 TE7.5: 8 residues within 4Å: Chain A: W.104, F.105, G.148, E.192 Chain B: F.125, G.173, F.177 Ligands: FAD.2 5 PLIP interactions: 2 interactions with chain B, 3 interactions with chain A Hydrophobic interactions: B:F.177, B:F.177, A:W.104 Water bridges: A:N.160 Salt bridges: A:E.192

1 x IMD: IMIDAZOLE(Non-covalent)

IMD.4: 4 residues within 4Å: Chain A: D.51, I.54, G.56, L.58 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Dunstan, M.S. et al., Novel Inhibitors of NRH:Quinone Oxidoreductase 2 (NQO2): Crystal Structures, Biochemical Activity, and Intracellular Effects of Imidazoacridin-6-ones. J.Med.Chem. (2011)

Release Date

2011-09-21

Peptides

Ribosyldihydronicotinamide dehydrogenase [quinone]: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Ribosyldihydronicotinamide dehydrogenase [quinone]

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