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Potassium in PDB 7sip: Structure of Shaker-Ir

Potassium Binding Sites:

The binding sites of Potassium atom in the Structure of Shaker-Ir (pdb code 7sip). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 4 binding sites of Potassium where determined in the Structure of Shaker-Ir, PDB code: 7sip:
Jump to Potassium binding site number: 1; 2; 3; 4;

Potassium binding site 1 out of 4 in 7sip

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Potassium binding site 1 out of 4 in the Structure of Shaker-Ir


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Structure of Shaker-Ir within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K710

b:21.2
occ:1.00
 O B:GLY444 3.0 11.5 1.0
O D:GLY444 3.0 11.5 1.0
O C:GLY444 3.0 11.5 1.0
O A:GLY444 3.0 11.5 1.0
O B:TYR445 3.2 16.0 1.0
O D:TYR445 3.2 16.0 1.0
O C:TYR445 3.2 16.0 1.0
O A:TYR445 3.2 16.0 1.0
K A:K711 3.3 26.9 1.0
C B:TYR445 3.8 16.0 1.0
C D:TYR445 3.8 16.0 1.0
C C:TYR445 3.8 16.0 1.0
C A:TYR445 3.8 16.0 1.0
C B:GLY444 4.1 11.5 1.0
C D:GLY444 4.1 11.5 1.0
C C:GLY444 4.2 11.5 1.0
C A:GLY444 4.2 11.5 1.0
CA B:TYR445 4.3 16.0 1.0
CA D:TYR445 4.3 16.0 1.0
CA C:TYR445 4.3 16.0 1.0
CA A:TYR445 4.3 16.0 1.0
N B:GLY446 4.6 22.9 1.0
N D:GLY446 4.6 22.9 1.0
N A:GLY446 4.6 22.9 1.0
N C:GLY446 4.6 22.9 1.0
N B:TYR445 4.7 16.0 1.0
N D:TYR445 4.7 16.0 1.0
N C:TYR445 4.7 16.0 1.0
N A:TYR445 4.8 16.0 1.0
CA B:GLY446 4.9 22.9 1.0
CA D:GLY446 4.9 22.9 1.0
CA A:GLY446 4.9 22.9 1.0
CA C:GLY446 4.9 22.9 1.0

Potassium binding site 2 out of 4 in 7sip

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Potassium binding site 2 out of 4 in the Structure of Shaker-Ir


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Structure of Shaker-Ir within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K711

b:26.9
occ:1.00
 O B:GLY444 2.8 11.5 1.0
O D:GLY444 2.8 11.5 1.0
O B:VAL443 2.8 8.8 1.0
O D:VAL443 2.8 8.8 1.0
O A:GLY444 2.8 11.5 1.0
O C:GLY444 2.8 11.5 1.0
O C:VAL443 2.8 8.8 1.0
O A:VAL443 2.8 8.8 1.0
K A:K712 2.9 26.9 1.0
K A:K710 3.3 21.2 1.0
C B:GLY444 3.7 11.5 1.0
C D:GLY444 3.7 11.5 1.0
C A:GLY444 3.7 11.5 1.0
C C:GLY444 3.7 11.5 1.0
C B:VAL443 4.0 8.8 1.0
C D:VAL443 4.0 8.8 1.0
C C:VAL443 4.0 8.8 1.0
C A:VAL443 4.0 8.8 1.0
CA B:GLY444 4.1 11.5 1.0
CA D:GLY444 4.1 11.5 1.0
CA A:GLY444 4.1 11.5 1.0
CA C:GLY444 4.1 11.5 1.0
N B:GLY444 4.5 11.5 1.0
N D:GLY444 4.5 11.5 1.0
N A:GLY444 4.5 11.5 1.0
N C:GLY444 4.5 11.5 1.0
N B:TYR445 4.8 16.0 1.0
N D:TYR445 4.8 16.0 1.0
N A:TYR445 4.8 16.0 1.0
N C:TYR445 4.8 16.0 1.0

Potassium binding site 3 out of 4 in 7sip

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Potassium binding site 3 out of 4 in the Structure of Shaker-Ir


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of Structure of Shaker-Ir within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K712

b:26.9
occ:1.00
 K A:K711 2.9 26.9 1.0
O D:VAL443 3.0 8.8 1.0
O B:VAL443 3.0 8.8 1.0
O C:VAL443 3.0 8.8 1.0
O A:VAL443 3.0 8.8 1.0
O D:THR442 3.0 9.0 1.0
O B:THR442 3.0 9.0 1.0
O C:THR442 3.0 9.0 1.0
O A:THR442 3.0 9.0 1.0
K A:K713 3.4 26.9 1.0
C D:VAL443 3.7 8.8 1.0
C B:VAL443 3.7 8.8 1.0
C C:VAL443 3.7 8.8 1.0
C A:VAL443 3.7 8.8 1.0
C D:THR442 4.1 9.0 1.0
C B:THR442 4.1 9.0 1.0
C C:THR442 4.1 9.0 1.0
C A:THR442 4.1 9.0 1.0
CA D:VAL443 4.2 8.8 1.0
CA B:VAL443 4.2 8.8 1.0
CA C:VAL443 4.2 8.8 1.0
CA A:VAL443 4.2 8.8 1.0
N B:GLY444 4.6 11.5 1.0
N D:GLY444 4.6 11.5 1.0
N A:GLY444 4.6 11.5 1.0
N C:GLY444 4.6 11.5 1.0
N D:VAL443 4.7 8.8 1.0
N B:VAL443 4.7 8.8 1.0
N C:VAL443 4.7 8.8 1.0
N A:VAL443 4.7 8.8 1.0
CA B:GLY444 5.0 11.5 1.0
CA D:GLY444 5.0 11.5 1.0
CA A:GLY444 5.0 11.5 1.0
CA C:GLY444 5.0 11.5 1.0

Potassium binding site 4 out of 4 in 7sip

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Potassium binding site 4 out of 4 in the Structure of Shaker-Ir


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 4 of Structure of Shaker-Ir within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K713

b:26.9
occ:1.00
 O B:THR442 3.1 9.0 1.0
O D:THR442 3.1 9.0 1.0
O A:THR442 3.1 9.0 1.0
O C:THR442 3.1 9.0 1.0
K A:K712 3.4 26.9 1.0
OG1 D:THR442 3.6 9.0 1.0
OG1 B:THR442 3.6 9.0 1.0
OG1 A:THR442 3.6 9.0 1.0
OG1 C:THR442 3.6 9.0 1.0
CB B:THR442 3.9 9.0 1.0
CB D:THR442 3.9 9.0 1.0
CB A:THR442 4.0 9.0 1.0
CB C:THR442 4.0 9.0 1.0
C B:THR442 4.1 9.0 1.0
C D:THR442 4.1 9.0 1.0
C A:THR442 4.1 9.0 1.0
C C:THR442 4.1 9.0 1.0
CA B:THR442 4.7 9.0 1.0
CA D:THR442 4.7 9.0 1.0
CA A:THR442 4.7 9.0 1.0
CA C:THR442 4.7 9.0 1.0

Reference:

X.F.Tan, C.Bae, R.Stix, A.I.Fernandez-Marino, K.Huffer, T.H.Chang, J.Jiang, J.D.Faraldo-Gomez, K.J.Swartz. Structure of the Shaker Kv Channel and Mechanism of Slow C-Type Inactivation. Sci Adv V. 8 M7814 2022.
ISSN: ESSN 2375-2548
PubMed: 35302848
DOI: 10.1126/SCIADV.ABM7814
Page generated: Sat Aug 9 14:52:52 2025

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