SMTL ID : 9azl.1

Cryo-EM structure of the ABC transporter PCAT1 bound with MgADP class1

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

homo-dimer

Ligands

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

ADP.1: 12 residues within 4Å: Chain A: N.282, Y.518, V.524, S.544, G.545, S.546, G.547, K.548, T.549, T.550, Q.590 Ligands: MG.2 13 PLIP interactions: 13 interactions with chain A Hydrogen bonds: A:N.282, A:G.545, A:G.545, A:S.546, A:G.547, A:K.548, A:T.549, A:T.549, A:T.550, A:T.550 Salt bridges: A:K.548 pi-Stacking: A:Y.518, A:Y.518 ADP.3: 12 residues within 4Å: Chain B: Y.518, V.524, E.543, S.544, G.545, S.546, G.547, K.548, T.549, T.550, Q.590 Ligands: MG.4 13 PLIP interactions: 13 interactions with chain B Hydrogen bonds: B:G.545, B:G.545, B:S.546, B:G.547, B:K.548, B:T.549, B:T.549, B:T.550, B:T.550, B:Q.590 Salt bridges: B:K.548 pi-Stacking: B:Y.518, B:Y.518

2 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 3 residues within 4Å: Chain A: T.549, Q.590 Ligands: ADP.1 No protein-ligand interaction detected (PLIP) MG.4: 5 residues within 4Å: Chain B: T.549, Q.590, D.670, E.671 Ligands: ADP.3 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:T.549

1 x POV: (2S)-3-(hexadecanoyloxy)-2-[(9Z)-octadec-9-enoyloxy]propyl 2-(trimethylammonio)ethyl phosphate(Non-covalent)

POV.5: 14 residues within 4Å: Chain B: S.330, I.334, I.337, I.338, I.421, V.422, L.425, G.426, V.429, W.432, A.433, Y.436, N.437, N.442 18 PLIP interactions: 18 interactions with chain B Hydrophobic interactions: B:I.334, B:I.334, B:I.337, B:I.338, B:L.425, B:L.425, B:V.429, B:V.429, B:W.432, B:W.432, B:W.432, B:A.433, B:Y.436, B:Y.436, B:Y.436 Hydrogen bonds: B:Y.436, B:N.437, B:N.442

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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