SMTL ID : 6s38.1

Ligand binding domain of the P. putida receptor PcaY_PP in complex with quinate

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.15 Å

Oligo State

homo-dimer

Ligands

2 x QIC: (1S,3R,4S,5R)-1,3,4,5-tetrahydroxycyclohexanecarboxylic acid(Non-covalent)

QIC.1: 12 residues within 4Å: Chain A: R.71, A.74, N.75, S.78 Chain B: I.70, S.73, Y.135, Q.142, N.158, A.161, G.162, M.165 14 PLIP interactions: 9 interactions with chain B, 5 interactions with chain A Hydrophobic interactions: B:I.70, B:M.165 Hydrogen bonds: B:S.73, B:S.73, B:Q.142, B:N.158, B:G.162, A:N.75, A:N.75, A:S.78 Water bridges: B:S.77, B:S.77, A:R.71 Salt bridges: A:R.71 QIC.2: 12 residues within 4Å: Chain A: S.73, Y.135, Q.142, N.158, A.161, G.162, M.165 Chain B: R.71, A.74, N.75, S.78, R.94 8 PLIP interactions: 3 interactions with chain A, 5 interactions with chain B Hydrogen bonds: A:S.73, A:S.73, A:Y.135, B:N.75, B:N.75, B:S.78, B:S.78 Salt bridges: B:R.71

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Gavira, J.A. et al., The structural basis for signal promiscuity in a bacterial chemoreceptor. Febs J. (2021)

Release Date

2020-10-21

Peptides

Aromatic acid chemoreceptor: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Aromatic acid chemoreceptor

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