SMTL ID : 2g0e.1 (2 other biounits)

Structure of QacR Multidrug Transcriptional Regulator Bound to Trivalent and Bivalent Diamidine Drugs

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.88 Å

Oligo State

homo-dimer

Ligands

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

SO4.1: 3 residues within 4Å: Chain A: Q.64, E.90, Y.91 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:Q.64, A:Y.91, A:Y.91 Salt bridges: A:K.67 SO4.3: 4 residues within 4Å: Chain B: V.29, S.35, K.36, G.37 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:K.36, B:G.37 SO4.4: 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 SO4.5: 3 residues within 4Å: Chain B: H.128, K.132, N.146 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:N.146 Water bridges: B:N.146 Salt bridges: B:H.128, B:K.132 SO4.6: 5 residues within 4Å: Chain B: N.2, L.3, K.4, N.38, H.42 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:N.2, B:L.3, B:K.4, B:N.38 Salt bridges: B:H.42 SO4.7: 3 residues within 4Å: Chain B: N.2, D.5, K.6 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:N.2, B:N.2 SO4.8: 4 residues within 4Å: Chain B: T.23, T.24, T.25, K.46 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:T.25 Salt bridges: B:K.46 SO4.9: 7 residues within 4Å: Chain B: L.8, G.9, K.12, I.53, I.56, E.57, K.60 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:E.57 Salt bridges: B:K.12, B:K.60 SO4.10: 2 residues within 4Å: Chain B: N.167, I.168 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:N.167, B:N.169

1 x CGQ: 3-[C-[N'-(3-CARBAMIMIDOYL-BENZYLIDENIUM)-HYDRAZINO]-[[AMINOMETHYLIDENE]AMINIUM]-IMINOMETHYL]-BENZAMIDINIUM(Non-covalent)

CGQ.2: 13 residues within 4Å: Chain B: L.54, E.57, W.61, Q.64, T.89, E.90, Y.92, Y.93, Y.103, M.116, L.119, E.120, Y.123 14 PLIP interactions: 14 interactions with chain B Hydrophobic interactions: B:L.54, B:L.54, B:T.89, B:Y.93, B:Y.93, B:L.119, B:Y.123 Hydrogen bonds: B:E.57, B:Q.64, B:Y.92, B:E.120, B:Y.123 Water bridges: B:N.157 pi-Stacking: B:W.61

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Schuman, J.T. et al., Structure of QacR Multidrug Transcriptional Regulator Bound to Trivalent and Bivalent Diamidine Drugs. To be Published

Release Date

2008-04-08

Peptides

HTH-type transcriptional regulator qacR: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
D

HTH-type transcriptional regulator qacR

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