SMTL ID : 7w02.1

Cryo-EM structure of ATP-bound ABCA3

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

monomer

Ligands

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

ATP.1: 20 residues within 4Å: Chain A: F.560, A.569, H.588, N.589, G.590, A.591, G.592, K.593, T.594, T.595, Q.634, Q.711, H.742, H.1528, K.1531, T.1535, S.1537, G.1538, G.1539 Ligands: MG.3 19 PLIP interactions: 19 interactions with chain A Hydrogen bonds: A:N.589, A:G.590, A:G.590, A:A.591, A:T.594, A:T.594, A:T.595, A:T.595, A:Q.634, A:Q.711, A:K.1531, A:S.1537, A:G.1538, A:G.1539 Salt bridges: A:K.593, A:K.593, A:H.742 pi-Stacking: A:F.560, A:F.560 ATP.2: 19 residues within 4Å: Chain A: K.678, F.685, L.686, S.687, G.689, M.690, Y.1411, L.1417, N.1439, G.1440, A.1441, G.1442, K.1443, T.1444, T.1445, Q.1484, Q.1561, H.1593 Ligands: MG.4 17 PLIP interactions: 17 interactions with chain A Hydrogen bonds: A:L.686, A:G.689, A:N.1439, A:G.1440, A:G.1440, A:A.1441, A:G.1442, A:K.1443, A:T.1444, A:T.1445, A:Q.1484, A:Q.1561 Salt bridges: A:K.1443, A:K.1443, A:H.1593 pi-Stacking: A:Y.1411, A:Y.1411

2 x MG: MAGNESIUM ION(Non-covalent)

MG.3: 3 residues within 4Å: Chain A: T.594, Q.634 Ligands: ATP.1 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:T.594 MG.4: 3 residues within 4Å: Chain A: T.1444, Q.1484 Ligands: ATP.2 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:T.1444

2 x NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG.5: 1 residues within 4Å: Chain A: N.145 No protein-ligand interaction detected (PLIP) NAG.6: 1 residues within 4Å: Chain A: N.161 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Xie, T. et al., Cryo-EM structures of the human surfactant lipid transporter ABCA3. Sci Adv (2022)

Release Date

2022-04-20

Peptides

Phospholipid-transporting ATPase ABCA3: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Membrane

We predict this structure to be a membrane protein.
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Phospholipid-transporting ATPase ABCA3