SMTL ID : 8vox.1

Cryo-EM structure of the ABC transporter PCAT1 cysteine-free core bound with MgADP

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-dimer

Ligands

2 x ADP: ADENOSINE-5'-DIPHOSPHATE(Non-covalent)

ADP.1: 18 residues within 4Å: Chain A: N.133, Y.369, R.372, V.375, E.394, S.395, G.396, S.397, G.398, K.399, T.400, T.401, Q.441 Chain B: A.495, N.496, L.497, S.498 Ligands: MG.2 12 PLIP interactions: 12 interactions with chain A Hydrogen bonds: A:N.133, A:G.396, A:G.396, A:G.398, A:K.399, A:T.400, A:T.401, A:T.401, A:Q.441 Salt bridges: A:K.399 pi-Stacking: A:Y.369, A:Y.369 ADP.3: 14 residues within 4Å: Chain A: A.495, N.496, E.499 Chain B: N.133, Y.369, V.375, S.395, G.396, S.397, G.398, K.399, T.400, T.401 Ligands: MG.4 15 PLIP interactions: 14 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:N.133, B:G.396, B:G.396, B:S.397, B:G.398, B:K.399, B:T.400, B:T.400, B:T.400, B:T.401, B:T.401, A:N.496 Salt bridges: B:K.399 pi-Stacking: B:Y.369, B:Y.369

2 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 4 residues within 4Å: Chain A: T.400, Q.441, D.521 Ligands: ADP.1 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:T.400 MG.4: 4 residues within 4Å: Chain A: E.499 Chain B: T.400, Q.441 Ligands: ADP.3 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:T.400

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zhang, R. et al., Conformational cycle of a protease-containing ABC transporter in lipid nanodiscs reveals the mechanism of cargo-protein coupling. Nat Commun (2024)

Release Date

2024-10-30

Peptides

ABC-type bacteriocin transporter: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Membrane

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

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