SMTL ID : 6cq8.1

K2P2.1(TREK-1):ML335 complex

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.00 Å

Oligo State

homo-dimer

Ligands

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

K.1: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) K.2: 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.11 5 PLIP interactions: 3 interactions with chain A, 2 interactions with chain B Metal complexes: A:F.126, A:G.234, A:F.235, B:F.126, B:F.235 K.3: 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.11, K.12 5 PLIP interactions: 3 interactions with chain A, 2 interactions with chain B Metal complexes: A:I.124, A:T.232, A:I.233, B:T.123, B:I.233 K.11: 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.2, K.3 5 PLIP interactions: 3 interactions with chain B, 2 interactions with chain A Metal complexes: B:I.124, B:I.233, B:G.234, A:G.125, A:G.234 K.12: 5 residues within 4Å: Chain A: T.123, T.232 Chain B: T.123, T.232 Ligands: K.3 4 PLIP interactions: 1 interactions with chain A, 3 interactions with chain B Metal complexes: A:T.232, B:T.123, B:T.123, B:T.232 K.13: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP)

10 x R16: HEXADECANE(Non-covalent)(Non-functional Binders)

R16.4: 3 residues within 4Å: Chain A: A.219, L.220, I.223 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:A.219, A:L.220, A:L.220, A:I.223 R16.5: 8 residues within 4Å: Chain A: L.202, L.206, P.207, I.210, F.211, V.254, F.257, W.258 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:L.206, A:P.207, A:I.210 R16.8: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) R16.9: 6 residues within 4Å: Chain A: F.114, K.252, P.253, W.256, F.257 Chain B: F.32 No protein-ligand interaction detected (PLIP) R16.10: 5 residues within 4Å: Chain A: G.135, F.139 Chain B: I.41, V.45 Ligands: R16.18 No protein-ligand interaction detected (PLIP) R16.17: 2 residues within 4Å: Chain B: A.281 Ligands: R16.18 1 PLIP interactions: 1 interactions with chain B Hydrophobic interactions: B:A.281 R16.18: 4 residues within 4Å: Chain B: Y.38, I.41 Ligands: R16.10, R16.17 2 PLIP interactions: 2 interactions with chain B Hydrophobic interactions: B:Y.38, B:Y.38 R16.19: 8 residues within 4Å: Chain B: L.202, F.203, L.206, P.207, I.210, V.254, F.257, W.258 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:L.206, B:I.210, B:V.254, B:W.258 R16.21: 2 residues within 4Å: Chain B: C.200, I.223 1 PLIP interactions: 1 interactions with chain B Hydrophobic interactions: B:I.223 R16.22: 5 residues within 4Å: Chain B: F.114, D.249, K.252, P.253, W.256 No protein-ligand interaction detected (PLIP)

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

Q6F.6: 16 residues within 4Å: Chain A: H.107, S.112, F.115, G.118, T.119, T.122, F.126, I.129, V.239, A.240, G.241, G.242, K.252, V.255, W.256, I.259 13 PLIP interactions: 13 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: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.20: 14 residues within 4Å: Chain B: H.107, S.112, F.115, G.118, T.119, T.122, I.129, A.240, G.241, G.242, K.252, V.255, W.256, I.259 11 PLIP interactions: 11 interactions with chain B Hydrophobic interactions: B:F.115, B:K.252, B:V.255, B:I.259 Hydrogen bonds: B:S.112, B:A.240 pi-Stacking: B:F.115, B:F.115, B:W.256, B:W.256 Halogen bonds: B:T.122

1 x 16C: N-((E,2S,3R)-1,3-DIHYDROXYOCTADEC-4-EN-2-YL)PALMITAMIDE(Non-covalent)

16C.7: 5 residues within 4Å: Chain A: Y.38, I.41, A.281, T.284, K.285 7 PLIP interactions: 7 interactions with chain A Hydrophobic interactions: A:Y.38, A:Y.38, A:I.41, A:I.41, A:A.281 Hydrogen bonds: A:T.284, A:T.284

3 x CD: CADMIUM ION(Non-covalent)

CD.14: 2 residues within 4Å: Chain B: H.107, D.244 No protein-ligand interaction detected (PLIP) CD.15: 3 residues within 4Å: Chain B: E.290, A.293, H.294 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:E.290 CD.16: 3 residues within 4Å: Chain B: D.109, S.112, K.252 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:D.109

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.
Show / Hide

Potassium channel subfamily K member 2

Related Entries With Identical Sequence