SMTL ID : 7k2t.1

Mg2+/ATP-bound structure of the full-length WzmWzt O antigen ABC transporter in lipid nanodiscs

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

hetero-2-2-mer

Ligands

2 x ATP: ADENOSINE-5'-TRIPHOSPHATE(Non-covalent)

ATP.1: 19 residues within 4Å: Chain A: Y.12, Y.14, V.37, P.56, N.57, G.58, G.60, K.61, S.62, T.63, H.200 Chain B: D.254 Chain C: F.135, K.141, T.142, S.144, S.145, G.146 Ligands: MG.2 14 PLIP interactions: 10 interactions with chain A, 1 interactions with chain B, 3 interactions with chain C Hydrogen bonds: A:G.58, A:G.60, A:K.61, A:S.62, A:T.63, A:T.63, B:D.254, C:S.144, C:S.145, C:G.146 Salt bridges: A:K.61, A:K.61, A:H.200 pi-Stacking: A:Y.12 ATP.3: 20 residues within 4Å: Chain A: F.135, T.142, S.144, S.145, G.146, M.147 Chain C: Y.12, Y.14, V.37, P.56, N.57, G.58, G.60, K.61, S.62, T.63, Q.168, H.200 Chain D: D.254 Ligands: MG.4 16 PLIP interactions: 12 interactions with chain C, 3 interactions with chain A, 1 interactions with chain D Hydrogen bonds: C:G.58, C:G.60, C:K.61, C:S.62, C:T.63, C:T.63, C:Q.168, A:S.144, A:S.145, A:G.146, D:D.254 Salt bridges: C:K.61, C:K.61, C:H.200 pi-Stacking: C:Y.12, C:Y.12

2 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 3 residues within 4Å: Chain A: S.62 Chain C: S.145 Ligands: ATP.1 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:S.62 MG.4: 2 residues within 4Å: Chain C: S.62 Ligands: ATP.3 1 PLIP interactions: 1 interactions with chain C Metal complexes: C:S.62

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Caffalette, C.A. et al., Cryo-EM structure of the full-length WzmWzt ABC transporter required for lipid-linked O antigen transport. Proc.Natl.Acad.Sci.USA (2021)

Release Date

2021-01-13

Peptides

ABC transporter: AC
Transport permease protein: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
C

B
B

D
D

Membrane

We predict this structure to be a membrane protein.
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ABC transporter

Transport permease protein

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