SMTL ID : 3br1.3 (2 other biounits)

Crystal Structure of the Complex of Dequalinium Bound to QacR(E90Q), a Mutant of a Multidrug Binding Transcriptional Repressor

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 3.31 Å

Oligo State

homo-16-mer

Ligands

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

SO4.1: 6 residues within 4Å: Chain A: Q.64, Q.90, Y.91 Chain I: Q.64, Q.90, Y.91 Ligand excluded by PLIP SO4.2: 3 residues within 4Å: Chain A: D.5, K.6, I.7 Ligand excluded by PLIP SO4.4: 4 residues within 4Å: Chain B: N.2, L.3, K.4, H.42 Ligand excluded by PLIP SO4.5: 4 residues within 4Å: Chain B: V.29, S.35, K.36, G.37 Ligand excluded by PLIP SO4.6: 3 residues within 4Å: Chain D: T.24, G.26, E.27 Ligand excluded by PLIP SO4.7: 2 residues within 4Å: Chain B: H.128, K.132 Ligand excluded by PLIP SO4.8: 3 residues within 4Å: Chain B: K.4, Y.41, H.42 Ligand excluded by PLIP SO4.9: 5 residues within 4Å: Chain B: K.17, N.18 Chain D: Q.90, Y.91, H.164 Ligand excluded by PLIP SO4.10: 5 residues within 4Å: Chain B: N.21, T.23, T.24, T.25, K.46 Ligand excluded by PLIP SO4.11: 4 residues within 4Å: Chain B: K.108, T.109, N.110, S.111 Ligand excluded by PLIP SO4.12: 6 residues within 4Å: Chain C: Q.64, Q.90, Y.91 Chain K: Q.64, Q.90, Y.91 Ligand excluded by PLIP SO4.13: 3 residues within 4Å: Chain C: D.5, K.6, I.7 Ligand excluded by PLIP SO4.15: 4 residues within 4Å: Chain D: N.2, L.3, K.4, H.42 Ligand excluded by PLIP SO4.16: 4 residues within 4Å: Chain D: V.29, S.35, K.36, G.37 Ligand excluded by PLIP SO4.17: 3 residues within 4Å: Chain B: T.24, G.26, E.27 Ligand excluded by PLIP SO4.18: 2 residues within 4Å: Chain D: H.128, K.132 Ligand excluded by PLIP SO4.19: 3 residues within 4Å: Chain D: K.4, Y.41, H.42 Ligand excluded by PLIP SO4.20: 5 residues within 4Å: Chain B: Q.90, Y.91, H.164 Chain D: K.17, N.18 Ligand excluded by PLIP SO4.21: 5 residues within 4Å: Chain D: N.21, T.23, T.24, T.25, K.46 Ligand excluded by PLIP SO4.22: 4 residues within 4Å: Chain D: K.108, T.109, N.110, S.111 Ligand excluded by PLIP SO4.23: 6 residues within 4Å: Chain E: Q.64, Q.90, Y.91 Chain M: Q.64, Q.90, Y.91 Ligand excluded by PLIP SO4.24: 3 residues within 4Å: Chain E: D.5, K.6, I.7 Ligand excluded by PLIP SO4.26: 4 residues within 4Å: Chain F: N.2, L.3, K.4, H.42 Ligand excluded by PLIP SO4.27: 4 residues within 4Å: Chain F: V.29, S.35, K.36, G.37 Ligand excluded by PLIP SO4.28: 3 residues within 4Å: Chain H: T.24, G.26, E.27 Ligand excluded by PLIP SO4.29: 2 residues within 4Å: Chain F: H.128, K.132 Ligand excluded by PLIP SO4.30: 3 residues within 4Å: Chain F: K.4, Y.41, H.42 Ligand excluded by PLIP SO4.31: 5 residues within 4Å: Chain F: K.17, N.18 Chain H: Q.90, Y.91, H.164 Ligand excluded by PLIP SO4.32: 5 residues within 4Å: Chain F: N.21, T.23, T.24, T.25, K.46 Ligand excluded by PLIP SO4.33: 4 residues within 4Å: Chain F: K.108, T.109, N.110, S.111 Ligand excluded by PLIP SO4.34: 6 residues within 4Å: Chain G: Q.64, Q.90, Y.91 Chain O: Q.64, Q.90, Y.91 Ligand excluded by PLIP SO4.35: 3 residues within 4Å: Chain G: D.5, K.6, I.7 Ligand excluded by PLIP SO4.37: 4 residues within 4Å: Chain H: N.2, L.3, K.4, H.42 Ligand excluded by PLIP SO4.38: 4 residues within 4Å: Chain H: V.29, S.35, K.36, G.37 Ligand excluded by PLIP SO4.39: 3 residues within 4Å: Chain F: T.24, G.26, E.27 Ligand excluded by PLIP SO4.40: 2 residues within 4Å: Chain H: H.128, K.132 Ligand excluded by PLIP SO4.41: 3 residues within 4Å: Chain H: K.4, Y.41, H.42 Ligand excluded by PLIP SO4.42: 5 residues within 4Å: Chain F: Q.90, Y.91, H.164 Chain H: K.17, N.18 Ligand excluded by PLIP SO4.43: 5 residues within 4Å: Chain H: N.21, T.23, T.24, T.25, K.46 Ligand excluded by PLIP SO4.44: 4 residues within 4Å: Chain H: K.108, T.109, N.110, S.111 Ligand excluded by PLIP SO4.45: 2 residues within 4Å: Chain I: K.36 Chain P: Y.107 Ligand excluded by PLIP SO4.46: 4 residues within 4Å: Chain I: Y.20, K.46, E.105, Y.106 Ligand excluded by PLIP SO4.47: 2 residues within 4Å: Chain I: H.128, K.132 Ligand excluded by PLIP SO4.48: 3 residues within 4Å: Chain I: T.24, G.26, K.36 Ligand excluded by PLIP SO4.49: 4 residues within 4Å: Chain I: L.3, K.4, N.38, H.42 Ligand excluded by PLIP SO4.50: 4 residues within 4Å: Chain A: K.67 Chain I: K.60, Q.90, Y.91 Ligand excluded by PLIP SO4.51: 6 residues within 4Å: Chain I: K.177 Chain J: I.142, N.143, D.144, V.145, V.148 Ligand excluded by PLIP SO4.52: 2 residues within 4Å: Chain J: H.128, K.132 Ligand excluded by PLIP SO4.53: 1 residues within 4Å: Chain J: H.42 Ligand excluded by PLIP SO4.54: 5 residues within 4Å: Chain J: T.24, T.25, G.26, E.27, K.36 Ligand excluded by PLIP SO4.55: 4 residues within 4Å: Chain J: L.3, K.4, N.38, H.42 Ligand excluded by PLIP SO4.56: 5 residues within 4Å: Chain J: Y.40, T.45, K.46, E.47 Chain P: K.36 Ligand excluded by PLIP SO4.57: 2 residues within 4Å: Chain K: K.36 Chain N: Y.107 Ligand excluded by PLIP SO4.58: 4 residues within 4Å: Chain K: Y.20, K.46, E.105, Y.106 Ligand excluded by PLIP SO4.59: 2 residues within 4Å: Chain K: H.128, K.132 Ligand excluded by PLIP SO4.60: 3 residues within 4Å: Chain K: T.24, G.26, K.36 Ligand excluded by PLIP SO4.61: 4 residues within 4Å: Chain K: L.3, K.4, N.38, H.42 Ligand excluded by PLIP SO4.62: 4 residues within 4Å: Chain C: K.67 Chain K: K.60, Q.90, Y.91 Ligand excluded by PLIP SO4.63: 6 residues within 4Å: Chain K: K.177 Chain L: I.142, N.143, D.144, V.145, V.148 Ligand excluded by PLIP SO4.64: 2 residues within 4Å: Chain L: H.128, K.132 Ligand excluded by PLIP SO4.65: 1 residues within 4Å: Chain L: H.42 Ligand excluded by PLIP SO4.66: 5 residues within 4Å: Chain L: T.24, T.25, G.26, E.27, K.36 Ligand excluded by PLIP SO4.67: 4 residues within 4Å: Chain L: L.3, K.4, N.38, H.42 Ligand excluded by PLIP SO4.68: 5 residues within 4Å: Chain L: Y.40, T.45, K.46, E.47 Chain N: K.36 Ligand excluded by PLIP SO4.69: 2 residues within 4Å: Chain L: Y.107 Chain M: K.36 Ligand excluded by PLIP SO4.70: 4 residues within 4Å: Chain M: Y.20, K.46, E.105, Y.106 Ligand excluded by PLIP SO4.71: 2 residues within 4Å: Chain M: H.128, K.132 Ligand excluded by PLIP SO4.72: 3 residues within 4Å: Chain M: T.24, G.26, K.36 Ligand excluded by PLIP SO4.73: 4 residues within 4Å: Chain M: L.3, K.4, N.38, H.42 Ligand excluded by PLIP SO4.74: 4 residues within 4Å: Chain E: K.67 Chain M: K.60, Q.90, Y.91 Ligand excluded by PLIP SO4.75: 6 residues within 4Å: Chain M: K.177 Chain N: I.142, N.143, D.144, V.145, V.148 Ligand excluded by PLIP SO4.76: 2 residues within 4Å: Chain N: H.128, K.132 Ligand excluded by PLIP SO4.77: 1 residues within 4Å: Chain N: H.42 Ligand excluded by PLIP SO4.78: 5 residues within 4Å: Chain N: T.24, T.25, G.26, E.27, K.36 Ligand excluded by PLIP SO4.79: 4 residues within 4Å: Chain N: L.3, K.4, N.38, H.42 Ligand excluded by PLIP SO4.80: 5 residues within 4Å: Chain L: K.36 Chain N: Y.40, T.45, K.46, E.47 Ligand excluded by PLIP SO4.81: 2 residues within 4Å: Chain J: Y.107 Chain O: K.36 Ligand excluded by PLIP SO4.82: 4 residues within 4Å: Chain O: Y.20, K.46, E.105, Y.106 Ligand excluded by PLIP SO4.83: 2 residues within 4Å: Chain O: H.128, K.132 Ligand excluded by PLIP SO4.84: 3 residues within 4Å: Chain O: T.24, G.26, K.36 Ligand excluded by PLIP SO4.85: 4 residues within 4Å: Chain O: L.3, K.4, N.38, H.42 Ligand excluded by PLIP SO4.86: 4 residues within 4Å: Chain G: K.67 Chain O: K.60, Q.90, Y.91 Ligand excluded by PLIP SO4.87: 6 residues within 4Å: Chain O: K.177 Chain P: I.142, N.143, D.144, V.145, V.148 Ligand excluded by PLIP SO4.88: 2 residues within 4Å: Chain P: H.128, K.132 Ligand excluded by PLIP SO4.89: 1 residues within 4Å: Chain P: H.42 Ligand excluded by PLIP SO4.90: 5 residues within 4Å: Chain P: T.24, T.25, G.26, E.27, K.36 Ligand excluded by PLIP SO4.91: 4 residues within 4Å: Chain P: L.3, K.4, N.38, H.42 Ligand excluded by PLIP SO4.92: 5 residues within 4Å: Chain J: K.36 Chain P: Y.40, T.45, K.46, E.47 Ligand excluded by PLIP

4 x DEQ: DEQUALINIUM(Non-covalent)

DEQ.3: 16 residues within 4Å: Chain A: N.97, T.161, F.162 Chain B: L.54, E.57, E.58, W.61, T.89, Q.90, Y.93, I.99, Y.103, M.116, L.119, E.120, Y.123 20 PLIP interactions: 17 interactions with chain B, 3 interactions with chain A Hydrophobic interactions: B:L.54, B:E.57, B:E.58, B:W.61, B:I.99, B:Y.103, B:Y.103, B:L.119, B:Y.123, B:Y.123, A:F.162, A:F.162 Hydrogen bonds: B:T.89, A:T.161 pi-Stacking: B:W.61, B:W.61, B:W.61, B:W.61, B:Y.103, B:Y.103 DEQ.14: 16 residues within 4Å: Chain C: N.97, T.161, F.162 Chain D: L.54, E.57, E.58, W.61, T.89, Q.90, Y.93, I.99, Y.103, M.116, L.119, E.120, Y.123 21 PLIP interactions: 3 interactions with chain C, 18 interactions with chain D Hydrophobic interactions: C:F.162, C:F.162, D:L.54, D:E.57, D:E.58, D:W.61, D:I.99, D:Y.103, D:Y.103, D:L.119, D:Y.123, D:Y.123 Hydrogen bonds: C:T.161, D:T.89, D:T.89 pi-Stacking: D:W.61, D:W.61, D:W.61, D:W.61, D:Y.103, D:Y.103 DEQ.25: 16 residues within 4Å: Chain E: N.97, T.161, F.162 Chain F: L.54, E.57, E.58, W.61, T.89, Q.90, Y.93, I.99, Y.103, M.116, L.119, E.120, Y.123 20 PLIP interactions: 17 interactions with chain F, 3 interactions with chain E Hydrophobic interactions: F:L.54, F:E.57, F:E.58, F:W.61, F:I.99, F:Y.103, F:Y.103, F:L.119, F:Y.123, F:Y.123, E:F.162, E:F.162 Hydrogen bonds: F:T.89, E:T.161 pi-Stacking: F:W.61, F:W.61, F:W.61, F:W.61, F:Y.103, F:Y.103 DEQ.36: 16 residues within 4Å: Chain G: N.97, T.161, F.162 Chain H: L.54, E.57, E.58, W.61, T.89, Q.90, Y.93, I.99, Y.103, M.116, L.119, E.120, Y.123 21 PLIP interactions: 18 interactions with chain H, 3 interactions with chain G Hydrophobic interactions: H:L.54, H:E.57, H:E.58, H:W.61, H:I.99, H:Y.103, H:Y.103, H:L.119, H:Y.123, H:Y.123, G:F.162, G:F.162 Hydrogen bonds: H:T.89, H:T.89, G:T.161 pi-Stacking: H:W.61, H:W.61, H:W.61, H:W.61, H:Y.103, H:Y.103

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Brooks, B.E. et al., Formal electrostatic interactions do not govern QacR-cation affinity. To be Published

Release Date

2008-12-23

Peptides

HTH-type transcriptional regulator qacR: ABCDEFGHIJKLMNOP

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
A

C
B

D
A

E
B

F
A

G
B

H
A

I
D

J
E

K
D

L
E

M
D

N
E

O
D

P
E

HTH-type transcriptional regulator qacR

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