SMTL ID : 6v3c.1

K2P2.1(TREK-1)I110D:Ru360 bound channel structure

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.51 Å

Oligo State

homo-dimer

Ligands

1 x RU3: ruthenium(6+) formate azanide tetraamino(formato-kappaO)oxidoruthenate(1-) (1/1/4/1)(Non-covalent)

RU3.1: 4 residues within 4Å: Chain A: V.88, D.91, N.92 Chain B: D.91 6 PLIP interactions: 3 interactions with chain B, 3 interactions with chain A, Hydrogen bonds: B:D.91, B:D.91, B:G.236, A:D.91, A:D.91, A:D.91

3 x CD: CADMIUM ION(Non-covalent)

CD.2: 2 residues within 4Å: Chain A: E.290, H.294 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:E.290, A:H.294 CD.9: 2 residues within 4Å: Chain B: H.107, D.244 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:D.244 CD.10: 2 residues within 4Å: Chain B: E.290, H.294 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:E.290

5 x K: POTASSIUM ION(Non-covalent)

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

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

OCT.6: 3 residues within 4Å: Chain A: L.277, A.281 Ligands: OCT.7 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:L.277, A:A.281 OCT.7: 1 residues within 4Å: Ligands: OCT.6 No protein-ligand interaction detected (PLIP) OCT.13: 3 residues within 4Å: Chain B: L.37, I.41 Ligands: OCT.14 2 PLIP interactions: 2 interactions with chain B Hydrophobic interactions: B:L.37, B:I.41 OCT.14: 3 residues within 4Å: Chain B: T.284, K.285 Ligands: OCT.13 1 PLIP interactions: 1 interactions with chain B Hydrophobic interactions: B:T.284

1 x LNK: PENTANE(Non-covalent)

LNK.8: 2 residues within 4Å: Chain A: L.202, F.203 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:L.202, A:F.203

1 x HEX: HEXANE(Non-covalent)

HEX.15: 1 residues within 4Å: Chain B: G.135 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Pope, L. et al., Polynuclear Ruthenium Amines Inhibit K2PChannels via a "Finger in the Dam" Mechanism. Cell Chem Biol (2020)

Release Date

2020-02-26

Peptides

Potassium channel subfamily K member 2: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Potassium channel subfamily K member 2

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