SMTL ID : 3psz.1

Crystal Structure of AhQnr, the Qnr protein from Aeromonas hydrophila (P21212 crystal form)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

homo-dimer

Ligands

9 x ACT: ACETATE ION(Non-functional Binders)

ACT.1: 5 residues within 4Å: Chain A: R.189, R.190, V.191, N.192 Chain B: R.189 No protein-ligand interaction detected (PLIP) ACT.2: 4 residues within 4Å: Chain A: G.150, A.151, S.170, N.172 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.172 ACT.3: 6 residues within 4Å: Chain A: S.55, M.75, A.76, D.77, G.95, N.97 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.97 ACT.4: 2 residues within 4Å: Chain A: F.7, D.16 No protein-ligand interaction detected (PLIP) ACT.5: 1 residues within 4Å: Chain A: R.50 3 PLIP interactions: 3 interactions with chain A Water bridges: A:Q.92, A:Q.92 Salt bridges: A:R.50 ACT.13: 6 residues within 4Å: Chain A: R.189 Chain B: L.188, R.189, R.190, V.191, N.192 3 PLIP interactions: 1 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:R.189 Hydrophobic interactions: A:R.189 Water bridges: A:R.189 ACT.14: 4 residues within 4Å: Chain B: A.169, S.170, V.171, N.172 2 PLIP interactions: 2 interactions with chain B Water bridges: B:N.172, B:N.172 ACT.15: 4 residues within 4Å: Chain B: Y.48, T.74, M.75, L.94 1 PLIP interactions: 1 interactions with chain B Hydrophobic interactions: B:L.94 ACT.16: 5 residues within 4Å: Chain B: M.75, A.76, D.77, G.95, N.97 3 PLIP interactions: 3 interactions with chain B Hydrophobic interactions: B:N.97 Hydrogen bonds: B:D.77, B:N.97

11 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.6: 6 residues within 4Å: Chain A: G.120, N.121, N.122, G.140, R.142 Ligands: PO4.7 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:G.120, A:G.120, A:R.142 Water bridges: A:N.122 PO4.7: 5 residues within 4Å: Chain A: G.140, N.141, G.160, E.162 Ligands: PO4.6 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:G.160, A:G.160, A:E.162 PO4.8: 1 residues within 4Å: Chain A: F.113 No protein-ligand interaction detected (PLIP) PO4.9: 4 residues within 4Å: Chain A: R.11, S.33, W.34, L.35 2 PLIP interactions: 2 interactions with chain A Water bridges: A:E.13 Salt bridges: A:R.11 PO4.10: 6 residues within 4Å: Chain A: G.24, C.25, R.26, D.44, S.46 Ligands: PO4.11 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:C.25 Water bridges: A:G.24 Salt bridges: A:R.26 PO4.11: 6 residues within 4Å: Chain A: D.4, K.5, C.6, G.24, R.26 Ligands: PO4.10 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:G.24, A:R.26 Salt bridges: A:R.26 PO4.12: 7 residues within 4Å: Chain A: C.114, G.155, S.156, D.157, G.175, D.177, Q.197 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:G.155, A:G.155, A:D.177, A:Q.197 Water bridges: A:K.110 PO4.17: 5 residues within 4Å: Chain B: G.24, C.25, R.26, D.44 Ligands: PO4.18 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:D.44 Salt bridges: B:R.26 PO4.18: 6 residues within 4Å: Chain B: D.4, K.5, C.6, G.24, R.26 Ligands: PO4.17 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:R.26 Salt bridges: B:R.26 PO4.19: 4 residues within 4Å: Chain B: G.140, N.141, G.160, E.162 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:G.140, B:E.162, B:E.162 Water bridges: B:G.140 PO4.20: 7 residues within 4Å: Chain B: C.114, G.155, S.156, D.157, G.175, D.177, Q.197 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:G.155, B:G.155, B:D.177, B:Q.197 Water bridges: B:D.177

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Xiong, X. et al., Structural insights into quinolone antibiotic resistance mediated by pentapeptide repeat proteins: conserved surface loops direct the activity of a Qnr protein from a Gram-negative bacterium. Nucleic Acids Res. (2011)

Release Date

2011-01-26

Peptides

Qnr: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Qnr

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