SMTL ID : 4zyr.1 (1 other biounit)

Crystal structure of E. coli Lactose permease G46W/G262W bound to p-nitrophenyl alpha-D-galactopyranoside (alpha-NPG)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 3.31 Å

Oligo State

monomer

Ligands

1 x 9PG: 4-nitrophenyl alpha-D-galactopyranoside(Non-covalent)

9PG.1: 10 residues within 4Å: Chain A: M.23, F.118, N.119, R.144, G.147, C.148, W.151, E.269, N.272, H.322 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:W.151 Hydrogen bonds: A:F.118, A:R.144, A:R.144, A:E.269, A:N.272, A:H.322 Salt bridges: A:R.144

1 x BNG: nonyl beta-D-glucopyranoside(Non-covalent)

BNG.2: 6 residues within 4Å: Chain A: I.92, F.93, P.97, N.165, Q.167, W.171 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:F.93, A:F.93, A:P.97 Hydrogen bonds: A:N.165, A:W.171

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kumar, H. et al., Structure of LacY with an alpha-substituted galactoside: Connecting the binding site to the protonation site. Proc.Natl.Acad.Sci.USA (2015)

Release Date

2015-07-29

Peptides

Lactose permease: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Membrane

We predict this structure to be a membrane protein.
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Lactose permease

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