SMTL ID : 1jt6.1 (1 other biounit)

Crystal structure of the multidrug binding protein QacR bound to dequalinium

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.54 Å

Oligo State

homo-dimer

Ligands

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

SO4.1: 5 residues within 4Å: Chain A: L.8, K.12, I.56, E.57, K.60 Ligand excluded by PLIP SO4.2: 2 residues within 4Å: Chain A: H.128, K.132 Ligand excluded by PLIP SO4.3: 4 residues within 4Å: Chain A: Q.64, E.90, Y.91 Ligands: SO4.4 Ligand excluded by PLIP SO4.4: 2 residues within 4Å: Chain A: K.67 Ligands: SO4.3 Ligand excluded by PLIP SO4.5: 2 residues within 4Å: Chain A: N.2, K.6 Ligand excluded by PLIP SO4.6: 3 residues within 4Å: Chain A: T.24, T.25, K.46 Ligand excluded by PLIP SO4.7: 3 residues within 4Å: Chain B: N.2, D.5, K.6 Ligand excluded by PLIP SO4.8: 3 residues within 4Å: Chain B: K.4, Y.41, H.42 Ligand excluded by PLIP SO4.9: 4 residues within 4Å: Chain B: V.29, S.35, K.36, G.37 Ligand excluded by PLIP SO4.10: 2 residues within 4Å: Chain B: K.36, Y.40 Ligand excluded by PLIP SO4.11: 4 residues within 4Å: Chain B: T.23, T.24, T.25, K.46 Ligand excluded by PLIP SO4.12: 2 residues within 4Å: Chain B: H.128, K.132 Ligand excluded by PLIP SO4.13: 5 residues within 4Å: Chain B: N.2, L.3, K.4, N.38, H.42 Ligand excluded by PLIP SO4.14: 1 residues within 4Å: Chain B: N.2 Ligand excluded by PLIP SO4.15: 1 residues within 4Å: Chain B: K.6 Ligand excluded by PLIP

1 x DEQ: DEQUALINIUM(Non-covalent)

DEQ.16: 13 residues within 4Å: Chain A: N.97, T.161, F.162 Chain B: L.54, E.57, E.58, W.61, T.89, E.90, Y.93, Y.103, M.116, E.120 16 PLIP interactions: 13 interactions with chain B, 3 interactions with chain A Hydrophobic interactions: B:L.54, B:E.57, B:W.61, B:W.61, B:W.61, B:E.90, B:Y.93, B:Y.103, A:F.162, A:F.162 Hydrogen bonds: B:T.89, A:N.97 pi-Stacking: B:Y.93, B:Y.93, B:Y.103, B:Y.103

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Schumacher, M.A. et al., Structural mechanisms of QacR induction and multidrug recognition. Science (2001)

Release Date

2001-12-12

Peptides

Hypothetical transcriptional regulator IN QACA 5'region: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
A

Hypothetical transcriptional regulator IN QACA 5'region

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