SMTL ID : 1qvt.2 (1 other biounit)

CRYSTAL STRUCTURE OF THE MULTIDRUG BINDING TRANSCRIPTIONAL REPRESSOR QACR BOUND TO THE DRUG PROFLAVINE

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.89 Å

Oligo State

homo-dimer

Ligands

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

SO4.1: 5 residues within 4Å: Chain A: T.25, Y.40, T.45, K.46 Ligands: SO4.4 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:T.25, A:Y.40, A:K.46 Water bridges: A:T.25 SO4.2: 3 residues within 4Å: Chain A: N.2, K.4, H.42 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.2 Salt bridges: A:H.42 SO4.3: 3 residues within 4Å: Chain A: T.24, G.26, K.30 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:T.24, A:G.26, A:E.27 Salt bridges: A:K.30 SO4.4: 5 residues within 4Å: Chain A: Y.20, K.46, E.105, Y.106 Ligands: SO4.1 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:Y.20, A:Y.20, A:E.47 Water bridges: A:K.46 Salt bridges: A:K.46 SO4.5: 3 residues within 4Å: Chain A: E.13, I.16, K.17 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:E.13, A:E.13 SO4.6: 2 residues within 4Å: Chain A: H.128, K.132 2 PLIP interactions: 2 interactions with chain A Salt bridges: A:H.128, A:K.132 SO4.7: 5 residues within 4Å: Chain B: T.24, T.25, G.26, E.27, K.36 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:G.26, B:E.27 Salt bridges: B:K.36 SO4.8: 4 residues within 4Å: Chain B: T.25, Y.40, T.45, K.46 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:Y.40, B:K.46 SO4.9: 5 residues within 4Å: Chain B: L.8, K.12, I.53, I.56, E.57 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:I.53, B:E.57 Water bridges: B:E.13 Salt bridges: B:K.12 SO4.10: 3 residues within 4Å: Chain B: N.2, D.5, K.6 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:N.2 SO4.11: 3 residues within 4Å: Chain B: K.4, Y.41, H.42 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:Y.41 Salt bridges: B:K.4, B:H.42 SO4.12: 4 residues within 4Å: Chain A: H.164, E.165, Q.166 Chain B: Y.107 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:H.164 SO4.13: 2 residues within 4Å: Chain B: H.128, K.132 2 PLIP interactions: 2 interactions with chain B Salt bridges: B:H.128, B:K.132 SO4.14: 4 residues within 4Å: Chain A: K.173, K.177 Chain B: D.144, A.147 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:D.144, B:D.144 Salt bridges: A:K.173

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Schumacher, M.A. et al., Structural mechanism of the simultaneous binding of two drugs to a multidrug-binding protein. Embo J. (2004)

Release Date

2004-08-03

Peptides

Transcriptional regulator qacR: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
D

B
E

Transcriptional regulator qacR

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