SMTL ID : 6cq6.1

K2P2.1(TREK-1) apo structure

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.10 Å

Oligo State

homo-dimer

Ligands

3 x CD: CADMIUM ION(Non-covalent)

CD.1: 1 residues within 4Å: Chain A: E.290 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:E.290 CD.13: 2 residues within 4Å: Chain B: E.290, H.294 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:E.290, B:E.290, B:H.294 CD.14: 3 residues within 4Å: Chain B: I.96, H.107, D.244 No protein-ligand interaction detected (PLIP)

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

K.2: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) K.3: 10 residues within 4Å: Chain A: G.125, F.126, G.127, G.234, F.235 Chain B: G.125, F.126, G.234, F.235 Ligands: K.4 5 PLIP interactions: 1 interactions with chain B, 4 interactions with chain A Metal complexes: B:F.235, A:G.125, A:F.126, A:G.234, A:F.235 K.4: 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.3, K.5 5 PLIP interactions: 2 interactions with chain A, 3 interactions with chain B Metal complexes: A:G.125, A:G.234, B:G.125, B:I.233, B:G.234 K.5: 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.4, K.12 5 PLIP interactions: 3 interactions with chain A, 2 interactions with chain B Metal complexes: A:T.123, A:T.232, A:I.233, B:T.123, B:T.232 K.6: 1 residues within 4Å: Chain A: T.232 No protein-ligand interaction detected (PLIP) K.12: 5 residues within 4Å: Chain A: T.123, T.232 Chain B: T.123, T.232 Ligands: K.5 5 PLIP interactions: 3 interactions with chain B, 2 interactions with chain A Metal complexes: B:T.123, B:T.232, B:T.232, A:T.232, A:T.232

8 x D10: DECANE(Non-covalent)(Non-functional Binders)

D10.7: 2 residues within 4Å: Chain A: I.138, I.142 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:I.142 D10.8: 3 residues within 4Å: Chain A: L.162, L.202, F.203 No protein-ligand interaction detected (PLIP) D10.9: 6 residues within 4Å: Chain A: L.277, I.280, A.281, T.284 Chain B: L.146 Ligands: D10.10 No protein-ligand interaction detected (PLIP) D10.10: 5 residues within 4Å: Chain A: V.34, L.37, Y.38, I.41 Ligands: D10.9 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:I.41 D10.11: 5 residues within 4Å: Chain A: A.219, L.220, I.223 Chain B: I.138, I.142 4 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B Hydrophobic interactions: A:A.219, A:L.220, A:I.223, B:I.142 D10.15: 3 residues within 4Å: Chain B: L.202, F.203, W.258 No protein-ligand interaction detected (PLIP) D10.16: 5 residues within 4Å: Chain B: L.277, I.280, A.281, T.284 Ligands: D10.17 2 PLIP interactions: 2 interactions with chain B Hydrophobic interactions: B:I.280, B:A.281 D10.17: 4 residues within 4Å: Chain B: Y.38, I.41, V.288 Ligands: D10.16 1 PLIP interactions: 1 interactions with chain B Hydrophobic interactions: B:I.41

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lolicato, M. et al., K2P2.1 (TREK-1)-activator complexes reveal a cryptic selectivity filter binding site. Nature (2017)

Release Date

2018-03-28

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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