SMTL ID : 7niw.1

Nanodisc reconstituted human ABCB4 in complex with 4B1-Fab (posaconazole-bound, inward-open conformation)

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-1-mer

Ligands

6 x CLR: CHOLESTEROL(Non-covalent)

CLR.1: 4 residues within 4Å: Chain A: V.219, I.223, W.317, Y.318 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:V.219, A:I.223, A:W.317, A:Y.318, A:Y.318 CLR.2: 7 residues within 4Å: Chain A: L.859, V.863, F.950, G.954, R.957, Y.961 Ligands: CLR.3 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:L.859, A:V.863, A:R.957, A:Y.961, A:Y.961 CLR.3: 7 residues within 4Å: Chain A: T.114, A.117, Y.118, S.121, F.947, F.950 Ligands: CLR.2 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:A.117, A:Y.118, A:Y.118, A:F.947, A:F.950, A:F.950 CLR.4: 6 residues within 4Å: Chain A: A.310, L.314, W.317, N.752, L.756, L.759 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:A.310, A:L.314, A:W.317, A:L.756, A:L.759 CLR.5: 5 residues within 4Å: Chain A: F.203, I.207, V.208, I.211, R.212 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:F.203, A:I.207, A:V.208, A:I.211 Hydrogen bonds: A:R.212 CLR.7: 4 residues within 4Å: Chain A: A.66, Y.118, Y.119, G.122 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:Y.119

1 x X2N: POSACONAZOLE(Non-covalent)

X2N.6: 16 residues within 4Å: Chain A: M.75, M.301, L.341, I.342, F.345, Q.725, F.769, Q.772, F.776, Q.837, Y.952, F.982, V.985, H.989, F.993 Ligands: DLP.8 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:L.341, A:F.345, A:F.769, A:F.776, A:F.982, A:F.982, A:F.982, A:F.982 Hydrogen bonds: A:Q.772 pi-Stacking: A:F.993

1 x DLP: 1,2-DILINOLEOYL-SN-GLYCERO-3-PHOSPHOCHOLINE(Non-covalent)

DLP.8: 17 residues within 4Å: Chain A: S.224, L.227, W.234, M.301, F.305, I.308, Y.312, F.316, M.334, F.337, A.344, F.345, Q.349, Q.725, F.728, F.993 Ligands: X2N.6 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:L.227, A:F.305, A:I.308, A:Y.312, A:F.316, A:F.337, A:F.337, A:A.344, A:F.728, A:F.728

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Nosol, K. et al., Structures of ABCB4 provide insight into phosphatidylcholine translocation. Proc.Natl.Acad.Sci.USA (2021)

Release Date

2021-08-25

Peptides

Phosphatidylcholine translocator ABCB4: A
4B1 Fab-fragment light chain: B
4B1 Fab-fragment heavy chain: C

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

Membrane

We predict this structure to be a membrane protein.
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Phosphatidylcholine translocator ABCB4

4B1 Fab-fragment light chain

4B1 Fab-fragment heavy chain

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