SMTL ID : 8vp9.1

Cryo-EM structure of the cysteine-free ABC transporter PCAT1 bound with ADP and Substrate

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-2-2-mer

Ligands

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

ADP.1: 7 residues within 4Å: Chain A: Y.518, V.524, G.545, S.546, G.547, K.548, T.549 10 PLIP interactions: 10 interactions with chain A Hydrogen bonds: A:Y.518, A:G.545, A:G.547, A:K.548, A:T.549, A:T.549 Salt bridges: A:K.548, A:H.702 pi-Stacking: A:Y.518, A:Y.518 ADP.3: 8 residues within 4Å: Chain B: Y.518, R.521, V.524, E.543, S.544, G.547, K.548, T.549 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:R.521, B:G.547, B:K.548, B:T.549 Salt bridges: B:K.548 pi-Stacking: B:Y.518

3 x 01: 3-[oxidanyl-[2-(trimethyl-$l^{4}-azanyl)ethoxy]phosphoryl]oxypropyl hexadecanoate

01.2: 8 residues within 4Å: Chain A: A.204, I.207, F.211, K.214, F.215, I.319, Q.327, Q.447 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:A.204, A:I.207, A:F.211, A:I.319 Hydrogen bonds: A:Q.447 Salt bridges: A:K.214, A:K.214 01.4: 11 residues within 4Å: Chain A: L.226, N.227, H.230, A.237, V.238, L.241 Chain B: L.425, V.429, W.432, Y.436 Ligands: 01.5 9 PLIP interactions: 5 interactions with chain B, 4 interactions with chain A Hydrophobic interactions: B:L.425, B:V.429, B:W.432, B:W.432, A:A.237, A:V.238, A:L.241 Hydrogen bonds: B:Y.436 Salt bridges: A:H.230 01.5: 10 residues within 4Å: Chain B: I.334, I.337, L.341, V.422, L.425, G.426, A.433, Y.436, N.437 Ligands: 01.4 5 PLIP interactions: 5 interactions with chain B Hydrophobic interactions: B:I.334, B:I.337, B:L.341, B:L.425, B:L.425

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
Bacteriocin-type signal sequence-containing protein: CD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

Membrane

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

Bacteriocin-type signal sequence-containing protein

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