SMTL ID : 5mrw.2 (2 other biounits)

Structure of the KdpFABC complex

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.90 Å

Oligo State

hetero-1-1-1-1-mer

Ligands

1 x K: POTASSIUM ION(Non-covalent)

K.1: 8 residues within 4Å: Chain A: N.112, T.113, T.230, N.231, S.343, C.344, N.466, N.467 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:N.112, A:N.231, A:S.343, A:C.344, A:N.467

2 x PX4: 1,2-DIMYRISTOYL-SN-GLYCERO-3-PHOSPHOCHOLINE(Non-covalent)

PX4.2: 6 residues within 4Å: Chain A: I.293, C.294, M.360, W.364, L.536 Chain B: V.576 4 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:I.293, A:W.364, A:L.536, B:V.576 PX4.4: 5 residues within 4Å: Chain A: L.419, T.426, F.487, F.490 Chain D: V.20 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:F.487, A:F.490 Hydrogen bonds: A:T.426

1 x BOG: octyl beta-D-glucopyranoside(Non-covalent)

BOG.3: 6 residues within 4Å: Chain A: W.59, R.412, L.416, A.502, S.506, S.509 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:L.416, A:A.502 Hydrogen bonds: A:S.509 Salt bridges: A:R.412

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Huang, C.S. et al., Crystal structure of the potassium-importing KdpFABC membrane complex. Nature (2017)

Release Date

2017-06-21

Peptides

Potassium-transporting ATPase potassium-binding subunit: A
Potassium-transporting ATPase ATP-binding subunit: B
Potassium-transporting ATPase KdpC subunit: C
Potassium-transporting ATPase KdpF subunit: D

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
E

B
F

C
G

D
H

Membrane

We predict this structure to be a membrane protein.
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Potassium-transporting ATPase potassium-binding subunit

Potassium-transporting ATPase ATP-binding subunit

Potassium-transporting ATPase KdpC subunit

Potassium-transporting ATPase KdpF subunit

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