SMTL ID : 6w87.1

K2P2.1 (TREK-1):ML335 complex, 50 mM K+

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.20 Å

Oligo State

homo-dimer

Ligands

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

K.1: 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.4 4 PLIP interactions: 2 interactions with chain B, 2 interactions with chain A Metal complexes: B:F.126, B:F.235, A:F.126, A:F.235 K.2: 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.5 5 PLIP interactions: 2 interactions with chain B, 3 interactions with chain A Metal complexes: B:I.124, B:I.233, A:I.124, A:T.232, A:I.233 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.1, K.2 4 PLIP interactions: 2 interactions with chain B, 2 interactions with chain A Metal complexes: B:I.124, B:I.233, A:I.124, A:I.233 K.5: 5 residues within 4Å: Chain A: T.123, T.232 Chain B: T.123, T.232 Ligands: K.2 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.6: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP)

2 x Q6F: N-[(2,4-dichlorophenyl)methyl]-4-[(methylsulfonyl)amino]benzamide(Non-covalent)

Q6F.3: 19 residues within 4Å: Chain A: S.106, H.107, S.112, F.115, G.118, T.119, T.122, I.124, F.126, N.128, I.129, V.239, A.240, G.241, G.242, K.252, V.255, W.256, I.259 14 PLIP interactions: 14 interactions with chain A Hydrophobic interactions: A:F.115, A:F.126, A:V.239, A:V.255, A:I.259 Hydrogen bonds: A:S.112, A:N.128, A:A.240, A:G.242 pi-Stacking: A:F.115, A:F.115, A:W.256, A:W.256 Halogen bonds: A:T.122 Q6F.16: 17 residues within 4Å: Chain B: H.107, S.112, F.115, G.118, T.119, T.122, I.124, F.126, N.128, I.129, A.240, G.241, G.242, K.252, V.255, W.256, I.259 13 PLIP interactions: 13 interactions with chain B Hydrophobic interactions: B:F.115, B:F.126, B:K.252, B:V.255, B:I.259 Hydrogen bonds: B:S.112, B:N.128, B:A.240 pi-Stacking: B:F.115, B:F.115, B:W.256, B:W.256 Halogen bonds: B:T.122

4 x D12: DODECANE(Non-covalent)

D12.7: 2 residues within 4Å: Chain A: I.41 Ligands: D10.9 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:I.41 D12.17: 1 residues within 4Å: Chain B: T.284 No protein-ligand interaction detected (PLIP) D12.18: 1 residues within 4Å: Chain A: L.146 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:L.146 D12.19: 5 residues within 4Å: Chain B: L.162, L.202, P.207, V.254, F.257 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:L.162, B:P.207, B:V.254, B:F.257

3 x UND: UNDECANE(Non-functional Binders)(Non-covalent)

UND.8: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) UND.23: 2 residues within 4Å: Chain B: F.114, D.249 1 PLIP interactions: 1 interactions with chain B Hydrophobic interactions: B:F.114 UND.24: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP)

1 x D10: DECANE(Non-covalent)

D10.9: 2 residues within 4Å: Chain A: A.281 Ligands: D12.7 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:A.281

2 x OCT: N-OCTANE(Non-covalent)(Non-functional Binders)

OCT.10: 5 residues within 4Å: Chain A: L.202, L.206, P.207, I.210, V.254 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:L.206, A:P.207, A:I.210, A:V.254 OCT.11: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP)

4 x CD: CADMIUM ION(Non-covalent)

CD.12: 1 residues within 4Å: Chain A: H.107 No protein-ligand interaction detected (PLIP) CD.13: 2 residues within 4Å: Chain B: H.107, D.244 No protein-ligand interaction detected (PLIP) CD.14: 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.15: 1 residues within 4Å: Chain B: D.109 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:D.109

3 x R16: HEXADECANE(Non-covalent)

R16.20: 2 residues within 4Å: Chain B: Y.38, I.41 1 PLIP interactions: 1 interactions with chain B Hydrophobic interactions: B:Y.38 R16.21: 1 residues within 4Å: Chain B: A.219 1 PLIP interactions: 1 interactions with chain B Hydrophobic interactions: B:A.219 R16.22: 2 residues within 4Å: Chain B: C.200, I.223 1 PLIP interactions: 1 interactions with chain B Hydrophobic interactions: B:I.223

3 x LNK: PENTANE(Non-covalent)(Non-functional Binders)

LNK.25: 3 residues within 4Å: Chain B: P.149, G.152, F.153 1 PLIP interactions: 1 interactions with chain B Hydrophobic interactions: B:F.153 LNK.26: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) LNK.27: 1 residues within 4Å: Chain B: H.213 No protein-ligand interaction detected (PLIP)

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.
Show / Hide

Potassium channel subfamily K member 2

Related Entries With Identical Sequence