SMTL ID : 6w83.1

K2P2.1 (TREK-1), 100 mM K+

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.90 Å

Oligo State

homo-dimer

Ligands

3 x CD: CADMIUM ION(Non-covalent)

CD.1: 2 residues within 4Å: Chain A: E.290, H.294 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:E.290 CD.2: 2 residues within 4Å: Chain A: H.107, D.244 No protein-ligand interaction detected (PLIP) CD.13: 3 residues within 4Å: Chain B: I.96, H.107, D.244 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:D.244

2 x D12: DODECANE(Non-covalent)

D12.3: 3 residues within 4Å: Chain A: L.277, T.284 Ligands: OCT.5 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:L.277 D12.4: 2 residues within 4Å: Chain A: A.219, I.223 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:A.219, A:I.223

3 x OCT: N-OCTANE(Non-functional Binders)

OCT.5: 1 residues within 4Å: Ligands: D12.3 No protein-ligand interaction detected (PLIP) OCT.6: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) OCT.14: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP)

6 x K: POTASSIUM ION(Non-covalent)(Non-functional Binders)

K.7: 9 residues within 4Å: Chain A: G.125, F.126, G.234, F.235 Chain B: G.125, F.126, G.234, F.235 Ligands: K.8 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:G.125, A:F.126 K.8: 10 residues within 4Å: Chain A: I.124, G.125, I.233, G.234 Chain B: I.124, G.125, I.233, G.234 Ligands: K.7, K.15 5 PLIP interactions: 3 interactions with chain A, 2 interactions with chain B Metal complexes: A:G.125, A:I.233, A:G.234, B:I.233, B:G.234 K.9: 5 residues within 4Å: Chain A: T.123, T.232 Chain B: T.123, T.232 Ligands: K.15 4 PLIP interactions: 2 interactions with chain B, 2 interactions with chain A Metal complexes: B:T.123, B:T.232, A:T.123, A:T.232 K.10: 1 residues within 4Å: Chain A: T.232 No protein-ligand interaction detected (PLIP) K.11: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) K.15: 10 residues within 4Å: Chain A: T.123, I.124, T.232, I.233 Chain B: T.123, I.124, T.232, I.233 Ligands: K.8, K.9 5 PLIP interactions: 3 interactions with chain B, 2 interactions with chain A Metal complexes: B:I.124, B:T.232, B:I.233, A:T.123, A:T.232

1 x R16: HEXADECANE(Non-covalent)

R16.12: 2 residues within 4Å: Chain A: I.142 Chain B: L.220 1 PLIP interactions: 1 interactions with chain B Hydrophobic interactions: B:L.220

1 x D10: DECANE(Non-covalent)

D10.16: 2 residues within 4Å: Chain B: I.165, W.258 1 PLIP interactions: 1 interactions with chain B Hydrophobic interactions: B:I.165

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lolicato, M. et al., K 2P channel C-type gating involves asymmetric selectivity filter order-disorder transitions. Sci Adv (2020)

Release Date

2021-01-27

Peptides

Potassium channel subfamily K member 2: AB

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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Potassium channel subfamily K member 2

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