SMTL ID : 6w0j.1

Closed-gate KcsA incubated in BaCl2/NaCl

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

hetero-4-4-4-mer

Ligands

4 x BA: BARIUM ION(Non-covalent)

BA.1: 7 residues within 4Å: Chain C: T.54 Chain F: T.54 Chain I: T.54 Chain L: T.54 Ligands: BA.2, BA.3, BA.4 5 PLIP interactions: 1 interactions with chain L, 1 interactions with chain C, 2 interactions with chain F, 1 interactions with chain I Metal complexes: L:T.54, C:T.54, F:T.54, F:T.54, I:T.54 BA.2: 7 residues within 4Å: Chain C: T.54 Chain F: T.54 Chain I: T.54 Chain L: T.54 Ligands: BA.1, BA.3, BA.4 5 PLIP interactions: 1 interactions with chain L, 2 interactions with chain C, 1 interactions with chain F, 1 interactions with chain I Metal complexes: L:T.54, C:T.54, C:T.54, F:T.54, I:T.54 BA.3: 7 residues within 4Å: Chain C: T.54 Chain F: T.54 Chain I: T.54 Chain L: T.54 Ligands: BA.1, BA.2, BA.4 5 PLIP interactions: 2 interactions with chain L, 1 interactions with chain C, 1 interactions with chain F, 1 interactions with chain I Metal complexes: L:T.54, L:T.54, C:T.54, F:T.54, I:T.54 BA.4: 7 residues within 4Å: Chain C: T.54 Chain F: T.54 Chain I: T.54 Chain L: T.54 Ligands: BA.1, BA.2, BA.3 5 PLIP interactions: 1 interactions with chain L, 1 interactions with chain C, 1 interactions with chain F, 2 interactions with chain I Metal complexes: L:T.54, C:T.54, F:T.54, I:T.54, I:T.54

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Rohaim, A. et al., Open and Closed Structures of a Barium-Blocked Potassium Channel. J.Mol.Biol. (2020)

Release Date

2020-07-08

Peptides

Fab Heavy Chain: ADGJ
Fab Light Chain: BEHK
pH-gated potassium channel KcsA: 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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Fab Heavy Chain

Fab Light Chain

pH-gated potassium channel KcsA

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