SMTL ID : 7vgh.1

Cryo-EM structure of the human P4-type flippase ATP8B1-CDC50B in the auto-inhibited E2P state

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-mer

Ligands

1 x NAG- NAG- MAN- MAN: alpha-D-mannopyranose-(1-3)-alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose

NAG-NAG-MAN-MAN.1: 7 residues within 4Å: Chain B: N.411, S.413, Y.417, G.419, E.420, D.421 Ligands: NAG-NAG-MAN-MAN-MAN-MAN.2 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:Y.417, B:Y.417

1 x NAG- NAG- MAN- MAN- MAN- MAN: alpha-D-mannopyranose-(1-6)-alpha-D-mannopyranose-(1-6)-[alpha-D-mannopyranose-(1-3)]alpha-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose

NAG-NAG-MAN-MAN-MAN-MAN.2: 12 residues within 4Å: Chain A: A.99, A.166, N.183, P.239, N.240, W.241, R.242, N.302, P.304 Chain B: W.414, Y.417 Ligands: NAG-NAG-MAN-MAN.1 3 PLIP interactions: 2 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:N.240, A:W.241 Hydrophobic interactions: B:W.414

1 x NAG- NAG: 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose(Post Translational Modification)

NAG-NAG.3: 3 residues within 4Å: Chain A: N.87, A.107, Y.109 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:Y.109

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

NAG.4: 2 residues within 4Å: Chain A: R.296, N.298 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:R.296

1 x MG: MAGNESIUM ION(Non-covalent)

MG.5: 3 residues within 4Å: Chain B: D.497, T.499, D.936 2 PLIP interactions: 2 interactions with chain B Metal complexes: B:T.499, B:D.936

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Cheng, M.T. et al., Structural insights into the activation of autoinhibited human lipid flippase ATP8B1 upon substrate binding. Proc.Natl.Acad.Sci.USA (2022)

Release Date

2022-03-30

Peptides

Cell cycle control protein 50B: A
Phospholipid-transporting ATPase IC: B

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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Cell cycle control protein 50B

Phospholipid-transporting ATPase IC

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