SMTL ID : 4u95.1

Coupling of remote alternating-access transport mechanisms for protons and substrates in the multidrug efflux pump AcrB

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

hetero-3-2-mer

Ligands

3 x LMT: DODECYL-BETA-D-MALTOSIDE(Non-covalent)

LMT.1: 8 residues within 4Å: Chain A: I.27, L.28, V.32, V.341, L.344, I.348, L.377, F.380 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:I.27, A:I.27, A:V.341, A:L.344, A:I.348, A:L.377, A:L.377 Water bridges: A:L.28, A:D.301 LMT.2: 9 residues within 4Å: Chain B: S.530, G.533, I.534, R.536, S.537, R.540, Y.541, L.976, F.1020 8 PLIP interactions: 8 interactions with chain B Hydrophobic interactions: B:L.976 Hydrogen bonds: B:R.536, B:R.536, B:S.537, B:R.540, B:R.540, B:R.540, B:Y.541 LMT.4: 10 residues within 4Å: Chain C: S.530, G.533, I.534, R.536, S.537, R.540, Y.541, V.1016, I.1019, F.1020 9 PLIP interactions: 9 interactions with chain C Hydrophobic interactions: C:V.1016, C:I.1019, C:F.1020 Hydrogen bonds: C:R.536, C:R.536, C:S.537, C:R.540, C:Y.541 Water bridges: C:D.529

1 x MIY: (4S,4AS,5AR,12AS)-4,7-BIS(DIMETHYLAMINO)-3,10,12,12A-TETRAHYDROXY-1,11-DIOXO-1,4,4A,5,5A,6,11,12A-OCTAHYDROTETRACENE-2- CARBOXAMIDE(Non-covalent)

MIY.3: 14 residues within 4Å: Chain B: S.48, L.177, F.178, G.179, S.180, E.273, N.274, D.276, I.277, A.279, F.610, V.612, F.615, R.620 17 PLIP interactions: 17 interactions with chain B Hydrophobic interactions: B:F.178, B:I.277, B:A.279, B:V.612 Hydrogen bonds: B:S.48, B:D.276, B:D.276, B:R.620, B:R.620 Water bridges: B:S.155, B:S.180, B:S.180, B:N.274, B:N.274, B:N.274, B:N.274, B:I.277

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Eicher, T. et al., Coupling of remote alternating-access transport mechanisms for protons and substrates in the multidrug efflux pump AcrB. eLife (2014)

Release Date

2014-10-15

Peptides

Multidrug efflux pump subunit AcrB: ABC
DARPin: DE

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

E
E

Membrane

We predict this structure to be a membrane protein.
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Multidrug efflux pump subunit AcrB

DARPin

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