SMTL ID : 6mlp.1

Crystal structure of the periplasmic Lysine-, Arginine-, Ornithine-binding protein (LAO) Y14A mutant from Salmonella typhimurium complexed with histidine

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.49 Å

Oligo State

monomer

Ligands

1 x HIS: HISTIDINE(Non-covalent)

HIS.1: 11 residues within 4Å: Chain A: F.52, S.69, S.70, L.71, S.72, R.77, L.117, S.120, T.121, Q.122, D.161 8 PLIP interactions: 7 interactions with chain A, 1 Ligand-Ligand interactions Hydrogen bonds: A:S.69, A:S.72, A:S.72, A:T.121 Water bridges: A:S.70, A:S.72 Salt bridges: A:R.77, H.1

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 5 residues within 4Å: Chain A: D.32, N.35, E.36, K.39, M.226 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:N.35, A:E.36 Water bridges: A:N.35, A:N.35 GOL.3: 4 residues within 4Å: Chain A: R.131, V.137, V.138, A.139 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:R.131, A:A.139 Water bridges: A:Q.118, A:E.123, A:N.127

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

ACT.4: 3 residues within 4Å: Chain A: R.77, G.119, S.120 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:R.77

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Vergara, R. et al., The interplay of protein-ligand and water-mediated interactions shape affinity and selectivity in the LAO binding protein. Febs J. (2020)

Release Date

2019-08-07

Peptides

Lysine/arginine/ornithine-binding periplasmic protein: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
E

Lysine/arginine/ornithine-binding periplasmic protein

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