SMTL ID : 7mhx.1

KcsA E71V closed gate with Ba2+

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.85 Å

Oligo State

hetero-4-4-4-mer

Ligands

4 x BA: BARIUM ION(Non-covalent)

BA.1: 11 residues within 4Å: Chain C: T.75, V.76 Chain F: T.75, V.76 Chain I: T.75, V.76 Chain L: T.75, V.76 Ligands: BA.3, BA.5, BA.7 5 PLIP interactions: 1 interactions with chain C, 2 interactions with chain I, 1 interactions with chain L, 1 interactions with chain F Metal complexes: C:V.76, I:T.75, I:V.76, L:V.76, F:V.76 BA.3: 11 residues within 4Å: Chain C: T.75, V.76 Chain F: T.75, V.76 Chain I: T.75, V.76 Chain L: T.75, V.76 Ligands: BA.1, BA.5, BA.7 5 PLIP interactions: 1 interactions with chain C, 2 interactions with chain I, 1 interactions with chain L, 1 interactions with chain F Metal complexes: C:V.76, I:T.75, I:V.76, L:V.76, F:V.76 BA.5: 11 residues within 4Å: Chain C: T.75, V.76 Chain F: T.75, V.76 Chain I: T.75, V.76 Chain L: T.75, V.76 Ligands: BA.1, BA.3, BA.7 5 PLIP interactions: 1 interactions with chain C, 2 interactions with chain I, 1 interactions with chain L, 1 interactions with chain F Metal complexes: C:V.76, I:T.75, I:V.76, L:V.76, F:V.76 BA.7: 11 residues within 4Å: Chain C: T.75, V.76 Chain F: T.75, V.76 Chain I: T.75, V.76 Chain L: T.75, V.76 Ligands: BA.1, BA.3, BA.5 5 PLIP interactions: 1 interactions with chain C, 2 interactions with chain I, 1 interactions with chain L, 1 interactions with chain F Metal complexes: C:V.76, I:T.75, I:V.76, L:V.76, F:V.76

4 x DGA: DIACYL GLYCEROL(Non-covalent)

DGA.2: 9 residues within 4Å: Chain C: V.84, T.85, L.86, R.89 Chain H: T.31, Y.50, E.53 Chain I: P.63, V.70 2 PLIP interactions: 2 interactions with chain I Hydrophobic interactions: I:P.63, I:V.70 DGA.4: 9 residues within 4Å: Chain F: V.84, T.85, L.86, R.89 Chain K: T.31, Y.50, E.53 Chain L: P.63, V.70 2 PLIP interactions: 2 interactions with chain L Hydrophobic interactions: L:P.63, L:V.70 DGA.6: 9 residues within 4Å: Chain E: T.31, Y.50, E.53 Chain F: P.63, V.70 Chain I: V.84, T.85, L.86, R.89 2 PLIP interactions: 2 interactions with chain F Hydrophobic interactions: F:P.63, F:V.70 DGA.8: 9 residues within 4Å: Chain B: T.31, Y.50, E.53 Chain C: P.63, V.70 Chain L: V.84, T.85, L.86, R.89 2 PLIP interactions: 2 interactions with chain C Hydrophobic interactions: C:P.63, C:V.70

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Rohaim, A. et al., A distinct mechanism of C-type inactivation in the Kv-like KcsA mutant E71V. Nat Commun (2022)

Release Date

2022-03-23

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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