SMTL ID : 2r9r.7 (6 other biounits)

Shaker family voltage dependent potassium channel (kv1.2-kv2.1 paddle chimera channel) in association with beta subunit

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

homo-tetramer

Ligands

16 x K: POTASSIUM ION(Non-covalent)

K.1: 15 residues within 4Å: Chain A: G.391, Y.392 Chain B: G.391, Y.392 Chain C: G.391, Y.392 Chain D: G.391, Y.392 Ligands: K.2, K.6, K.7, K.11, K.12, K.16, K.17 Ligand excluded by PLIP K.2: 19 residues within 4Å: Chain A: V.390, G.391 Chain B: V.390, G.391 Chain C: V.390, G.391 Chain D: V.390, G.391 Ligands: K.1, K.3, K.6, K.7, K.8, K.11, K.12, K.13, K.16, K.17, K.18 Ligand excluded by PLIP K.3: 19 residues within 4Å: Chain A: T.389, V.390 Chain B: T.389, V.390 Chain C: T.389, V.390 Chain D: T.389, V.390 Ligands: K.2, K.4, K.7, K.8, K.9, K.12, K.13, K.14, K.17, K.18, K.19 Ligand excluded by PLIP K.4: 11 residues within 4Å: Chain A: T.389 Chain B: T.389 Chain C: T.389 Chain D: T.389 Ligands: K.3, K.8, K.9, K.13, K.14, K.18, K.19 Ligand excluded by PLIP K.6: 15 residues within 4Å: Chain A: G.391, Y.392 Chain B: G.391, Y.392 Chain C: G.391, Y.392 Chain D: G.391, Y.392 Ligands: K.1, K.2, K.7, K.11, K.12, K.16, K.17 Ligand excluded by PLIP K.7: 19 residues within 4Å: Chain A: V.390, G.391 Chain B: V.390, G.391 Chain C: V.390, G.391 Chain D: V.390, G.391 Ligands: K.1, K.2, K.3, K.6, K.8, K.11, K.12, K.13, K.16, K.17, K.18 Ligand excluded by PLIP K.8: 19 residues within 4Å: Chain A: T.389, V.390 Chain B: T.389, V.390 Chain C: T.389, V.390 Chain D: T.389, V.390 Ligands: K.2, K.3, K.4, K.7, K.9, K.12, K.13, K.14, K.17, K.18, K.19 Ligand excluded by PLIP K.9: 11 residues within 4Å: Chain A: T.389 Chain B: T.389 Chain C: T.389 Chain D: T.389 Ligands: K.3, K.4, K.8, K.13, K.14, K.18, K.19 Ligand excluded by PLIP K.11: 15 residues within 4Å: Chain A: G.391, Y.392 Chain B: G.391, Y.392 Chain C: G.391, Y.392 Chain D: G.391, Y.392 Ligands: K.1, K.2, K.6, K.7, K.12, K.16, K.17 Ligand excluded by PLIP K.12: 19 residues within 4Å: Chain A: V.390, G.391 Chain B: V.390, G.391 Chain C: V.390, G.391 Chain D: V.390, G.391 Ligands: K.1, K.2, K.3, K.6, K.7, K.8, K.11, K.13, K.16, K.17, K.18 Ligand excluded by PLIP K.13: 19 residues within 4Å: Chain A: T.389, V.390 Chain B: T.389, V.390 Chain C: T.389, V.390 Chain D: T.389, V.390 Ligands: K.2, K.3, K.4, K.7, K.8, K.9, K.12, K.14, K.17, K.18, K.19 Ligand excluded by PLIP K.14: 11 residues within 4Å: Chain A: T.389 Chain B: T.389 Chain C: T.389 Chain D: T.389 Ligands: K.3, K.4, K.8, K.9, K.13, K.18, K.19 Ligand excluded by PLIP K.16: 15 residues within 4Å: Chain A: G.391, Y.392 Chain B: G.391, Y.392 Chain C: G.391, Y.392 Chain D: G.391, Y.392 Ligands: K.1, K.2, K.6, K.7, K.11, K.12, K.17 Ligand excluded by PLIP K.17: 19 residues within 4Å: Chain A: V.390, G.391 Chain B: V.390, G.391 Chain C: V.390, G.391 Chain D: V.390, G.391 Ligands: K.1, K.2, K.3, K.6, K.7, K.8, K.11, K.12, K.13, K.16, K.18 Ligand excluded by PLIP K.18: 19 residues within 4Å: Chain A: T.389, V.390 Chain B: T.389, V.390 Chain C: T.389, V.390 Chain D: T.389, V.390 Ligands: K.2, K.3, K.4, K.7, K.8, K.9, K.12, K.13, K.14, K.17, K.19 Ligand excluded by PLIP K.19: 11 residues within 4Å: Chain A: T.389 Chain B: T.389 Chain C: T.389 Chain D: T.389 Ligands: K.3, K.4, K.8, K.9, K.13, K.14, K.18 Ligand excluded by PLIP

4 x PGW: (1R)-2-{[(S)-{[(2S)-2,3-dihydroxypropyl]oxy}(hydroxy)phosphoryl]oxy}-1-[(hexadecanoyloxy)methyl]ethyl (9Z)-octadec-9-enoate(Non-covalent)

PGW.5: 9 residues within 4Å: Chain A: I.347, P.377, D.378, F.380, W.381, V.384 Chain D: I.400, K.403, S.407 6 PLIP interactions: 3 interactions with chain A, 3 interactions with chain D Hydrophobic interactions: A:I.347, A:F.380, A:W.381 Hydrogen bonds: D:K.403, D:K.403 Salt bridges: D:K.403 PGW.10: 9 residues within 4Å: Chain B: I.347, P.377, D.378, F.380, W.381, V.384 Chain C: I.400, K.403, S.407 6 PLIP interactions: 3 interactions with chain B, 3 interactions with chain C Hydrophobic interactions: B:I.347, B:F.380, B:W.381 Hydrogen bonds: C:K.403, C:K.403 Salt bridges: C:K.403 PGW.15: 9 residues within 4Å: Chain A: I.400, K.403, S.407 Chain C: I.347, P.377, D.378, F.380, W.381, V.384 6 PLIP interactions: 3 interactions with chain C, 3 interactions with chain A Hydrophobic interactions: C:I.347, C:F.380, C:W.381 Hydrogen bonds: A:K.403, A:K.403 Salt bridges: A:K.403 PGW.20: 9 residues within 4Å: Chain B: I.400, K.403, S.407 Chain D: I.347, P.377, D.378, F.380, W.381, V.384 6 PLIP interactions: 3 interactions with chain D, 3 interactions with chain B Hydrophobic interactions: D:I.347, D:F.380, D:W.381 Hydrogen bonds: B:K.403, B:K.403 Salt bridges: B:K.403

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Long, S.B. et al., Atomic structure of a voltage-dependent K+ channel in a lipid membrane-like environment. Nature (2007)

Release Date

2007-11-20

Peptides

Paddle chimera voltage gated potassium channel Kv1.2-Kv2.1: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
H

B
H

C
H

D
H

Membrane

We predict this structure to be a membrane protein.
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Paddle chimera voltage gated potassium channel Kv1.2-Kv2.1

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