SMTL ID : 3ogc.1

KcsA E71A variant in presence of Na+

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 3.80 Å

Oligo State

hetero-4-4-4-mer

Ligands

8 x NA: SODIUM ION(Non-functional Binders)

NA.1: 7 residues within 4Å: Chain C: G.84 Chain F: G.84 Chain I: G.84 Chain L: G.84 Ligands: NA.3, NA.5, NA.7 1 PLIP interactions: 1 interactions with chain C Hydrogen bonds: C:G.84 NA.2: 7 residues within 4Å: Chain C: T.82 Chain F: T.82 Chain I: T.82 Chain L: T.82 Ligands: NA.4, NA.6, NA.8 5 PLIP interactions: 1 interactions with chain L, 1 interactions with chain C, 2 interactions with chain F, 1 interactions with chain I Hydrogen bonds: L:T.82, C:T.82, F:T.82, F:T.82, I:T.82 NA.3: 7 residues within 4Å: Chain C: G.84 Chain F: G.84 Chain I: G.84 Chain L: G.84 Ligands: NA.1, NA.5, NA.7 1 PLIP interactions: 1 interactions with chain L Hydrogen bonds: L:G.84 NA.4: 7 residues within 4Å: Chain C: T.82 Chain F: T.82 Chain I: T.82 Chain L: T.82 Ligands: NA.2, NA.6, NA.8 5 PLIP interactions: 1 interactions with chain L, 1 interactions with chain C, 2 interactions with chain F, 1 interactions with chain I Hydrogen bonds: L:T.82, C:T.82, F:T.82, F:T.82, I:T.82 NA.5: 7 residues within 4Å: Chain C: G.84 Chain F: G.84 Chain I: G.84 Chain L: G.84 Ligands: NA.1, NA.3, NA.7 1 PLIP interactions: 1 interactions with chain L Hydrogen bonds: L:G.84 NA.6: 7 residues within 4Å: Chain C: T.82 Chain F: T.82 Chain I: T.82 Chain L: T.82 Ligands: NA.2, NA.4, NA.8 5 PLIP interactions: 2 interactions with chain L, 1 interactions with chain C, 1 interactions with chain F, 1 interactions with chain I Hydrogen bonds: L:T.82, L:T.82, C:T.82, F:T.82, I:T.82 NA.7: 7 residues within 4Å: Chain C: G.84 Chain F: G.84 Chain I: G.84 Chain L: G.84 Ligands: NA.1, NA.3, NA.5 1 PLIP interactions: 1 interactions with chain L Hydrogen bonds: L:G.84 NA.8: 7 residues within 4Å: Chain C: T.82 Chain F: T.82 Chain I: T.82 Chain L: T.82 Ligands: NA.2, NA.4, NA.6 5 PLIP interactions: 1 interactions with chain L, 1 interactions with chain C, 2 interactions with chain F, 1 interactions with chain I Hydrogen bonds: L:T.82, C:T.82, F:T.82, F:T.82, I:T.82

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Cheng, W.W. et al., Mechanism for selectivity-inactivation coupling in KcsA potassium channels. Proc.Natl.Acad.Sci.USA (2011)

Release Date

2011-03-16

Peptides

antibody Fab fragment heavy chain: ADGJ
antibody Fab fragment light chain: BEHK
Voltage-gated potassium channel: CFIL

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

D
A

G
A

J
A

B
B

E
B

H
B

K
B

C
C

F
C

I
C

L
C

Membrane

We predict this structure to be a membrane protein.
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antibody Fab fragment heavy chain

antibody Fab fragment light chain

Voltage-gated potassium channel

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