SMTL ID : 3n23.2 (1 other biounit)

Crystal structure of the high affinity complex between ouabain and the E2P form of the sodium-potassium pump

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 4.60 Å

Oligo State

hetero-1-1-1-mer

Ligands

1 x OBN: OUABAIN(Non-covalent)

OBN.1: 12 residues within 4Å: Chain A: Q.87, P.94, D.97, N.98, L.101, G.295, V.298, A.299, F.759, F.762, T.773, R.856 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:F.759, A:F.759, A:F.762 Hydrogen bonds: A:N.98, A:N.98, A:I.297, A:A.299

1 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 6 residues within 4Å: Chain A: S.185, G.189, D.345, T.347, D.686, G.687 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:T.347, A:D.686

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Yatime, L. et al., Structural insights into the high affinity binding of cardiotonic steroids to the Na+,K+-ATPase. J.Struct.Biol. (2011)

Release Date

2011-01-19

Peptides

Sodium/potassium-transporting ATPase subunit alpha-1: A
Sodium/potassium-transporting ATPase subunit beta-1: B
Na+/K+ ATPase gamma subunit transcript variant a: C

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
D

C
E

Membrane

We predict this structure to be a membrane protein.
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Sodium/potassium-transporting ATPase subunit alpha-1

Sodium/potassium-transporting ATPase subunit beta-1

Na+/K+ ATPase gamma subunit transcript variant a

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