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Potassium in PDB 9bsn: Structure of Human K2P13.1 (Thik-1) in Lipid Nanodisc

Potassium Binding Sites:

The binding sites of Potassium atom in the Structure of Human K2P13.1 (Thik-1) in Lipid Nanodisc (pdb code 9bsn). 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 Human K2P13.1 (Thik-1) in Lipid Nanodisc, PDB code: 9bsn:
Jump to Potassium binding site number: 1; 2; 3; 4;

Potassium binding site 1 out of 4 in 9bsn

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Potassium binding site 1 out of 4 in the Structure of Human K2P13.1 (Thik-1) in Lipid Nanodisc


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Structure of Human K2P13.1 (Thik-1) in Lipid Nanodisc within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K412

b:48.4
occ:1.00
 O U:PHE240 3.1 39.4 1.0
O U:GLY239 3.1 33.7 1.0
O A:GLY239 3.1 43.7 1.0
O A:PHE240 3.1 50.2 1.0
O A:GLY112 3.1 44.3 1.0
K A:K415 3.1 30.0 1.0
O U:GLY112 3.1 35.5 1.0
O A:PHE113 3.1 50.2 1.0
O U:PHE113 3.2 44.3 1.0
C U:PHE240 3.8 31.4 1.0
C A:PHE113 3.8 37.7 1.0
C A:PHE240 3.8 41.1 1.0
C U:PHE113 3.8 33.1 1.0
C A:GLY239 4.2 32.7 1.0
C U:GLY239 4.2 25.5 1.0
C A:GLY112 4.3 25.7 1.0
C U:GLY112 4.3 23.8 1.0
CA U:PHE240 4.4 25.9 1.0
CA A:PHE240 4.4 31.4 1.0
CA A:PHE113 4.4 30.5 1.0
CA U:PHE113 4.5 24.2 1.0
N A:GLY114 4.5 35.2 1.0
N U:GLY114 4.5 32.6 1.0
N A:GLY241 4.6 37.9 1.0
N U:GLY241 4.6 29.6 1.0
CA A:GLY114 4.7 39.4 1.0
CA U:GLY114 4.7 36.8 1.0
CA A:GLY241 4.8 35.4 1.0
N U:PHE240 4.8 29.2 1.0
CA U:GLY241 4.8 28.7 1.0
N A:PHE240 4.8 36.9 1.0
N A:PHE113 4.9 32.3 1.0
N U:PHE113 4.9 26.6 1.0

Potassium binding site 2 out of 4 in 9bsn

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Potassium binding site 2 out of 4 in the Structure of Human K2P13.1 (Thik-1) in Lipid Nanodisc


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Structure of Human K2P13.1 (Thik-1) in Lipid Nanodisc within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K413

b:36.7
occ:1.00
 O A:ILE111 2.7 50.3 1.0
O U:ILE111 2.8 38.5 1.0
O U:ILE238 2.8 37.4 1.0
O A:ILE238 2.8 49.2 1.0
K A:K415 3.2 30.0 1.0
O U:THR237 3.3 39.4 1.0
O U:THR110 3.3 36.9 1.0
O A:THR237 3.3 51.9 1.0
O A:THR110 3.3 46.1 1.0
K A:K414 3.5 43.3 1.0
C A:ILE111 3.6 38.5 1.0
C U:ILE111 3.6 27.4 1.0
C U:ILE238 3.6 28.4 1.0
C A:ILE238 3.7 36.5 1.0
CA U:ILE238 4.1 22.0 1.0
CA A:ILE238 4.1 29.1 1.0
CA A:ILE111 4.2 27.9 1.0
CA U:ILE111 4.2 20.1 1.0
C U:THR237 4.2 24.7 1.0
C A:THR237 4.2 32.7 1.0
C A:THR110 4.2 28.8 1.0
C U:THR110 4.2 24.4 1.0
N A:GLY112 4.6 26.1 1.0
N U:GLY112 4.6 23.8 1.0
N U:ILE238 4.6 17.8 1.0
N A:ILE238 4.6 24.8 1.0
N A:ILE111 4.6 19.1 1.0
N U:ILE111 4.7 17.4 1.0
N U:GLY239 4.7 27.2 1.0
N A:GLY239 4.7 32.2 1.0
CA A:GLY112 4.9 15.6 1.0
CA U:GLY112 4.9 16.2 1.0
O A:GLY112 4.9 44.3 1.0
O U:GLY112 4.9 35.5 1.0
CA A:GLY239 5.0 22.8 1.0
CA U:GLY239 5.0 18.8 1.0
O A:GLY239 5.0 43.7 1.0
O U:GLY239 5.0 33.7 1.0

Potassium binding site 3 out of 4 in 9bsn

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Potassium binding site 3 out of 4 in the Structure of Human K2P13.1 (Thik-1) in Lipid Nanodisc


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of Structure of Human K2P13.1 (Thik-1) in Lipid Nanodisc within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K414

b:43.3
occ:1.00
 O A:THR110 2.7 46.1 1.0
O U:THR110 2.7 36.9 1.0
O U:THR237 2.8 39.4 1.0
O A:THR237 2.8 51.9 1.0
K A:K413 3.5 36.7 1.0
OG1 U:THR237 3.6 39.7 1.0
OG1 A:THR237 3.7 49.6 1.0
OG1 U:THR110 3.8 34.8 1.0
CB A:THR110 3.8 36.9 1.0
CB U:THR110 3.8 29.8 1.0
C A:THR110 3.9 28.8 1.0
C U:THR110 3.9 24.4 1.0
OG1 A:THR110 3.9 43.8 1.0
CB U:THR237 3.9 24.8 1.0
CB A:THR237 3.9 37.8 1.0
C U:THR237 3.9 24.7 1.0
C A:THR237 3.9 32.7 1.0
CA A:THR110 4.5 28.8 1.0
CA U:THR110 4.5 24.1 1.0
CA U:THR237 4.6 22.5 1.0
CA A:THR237 4.6 29.6 1.0
N A:ILE111 5.0 19.1 1.0
N U:ILE111 5.0 17.4 1.0
N U:ILE238 5.0 17.8 1.0
CG2 A:THR110 5.0 34.9 1.0

Potassium binding site 4 out of 4 in 9bsn

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Potassium binding site 4 out of 4 in the Structure of Human K2P13.1 (Thik-1) in Lipid Nanodisc


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 4 of Structure of Human K2P13.1 (Thik-1) in Lipid Nanodisc within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K415

b:30.0
occ:1.00
 O A:GLY112 2.6 44.3 1.0
O U:GLY112 2.6 35.5 1.0
O U:GLY239 2.6 33.7 1.0
O A:GLY239 2.6 43.7 1.0
O U:ILE238 3.0 37.4 1.0
O A:ILE238 3.1 49.2 1.0
O A:ILE111 3.1 50.3 1.0
O U:ILE111 3.1 38.5 1.0
K A:K412 3.1 48.4 1.0
K A:K413 3.2 36.7 1.0
C A:GLY112 3.6 25.7 1.0
C U:GLY112 3.6 23.8 1.0
C U:GLY239 3.6 25.5 1.0
C A:GLY239 3.6 32.7 1.0
CA U:GLY239 4.1 18.8 1.0
CA A:GLY112 4.1 15.6 1.0
CA A:GLY239 4.1 22.8 1.0
CA U:GLY112 4.1 16.2 1.0
C U:ILE238 4.2 28.4 1.0
C A:ILE238 4.2 36.5 1.0
C A:ILE111 4.2 38.5 1.0
C U:ILE111 4.2 27.4 1.0
N U:GLY239 4.6 27.2 1.0
N A:GLY239 4.6 32.2 1.0
N A:GLY112 4.6 26.1 1.0
N U:GLY112 4.7 23.8 1.0
N A:PHE113 4.7 32.3 1.0
N U:PHE113 4.7 26.6 1.0
N U:PHE240 4.7 29.2 1.0
N A:PHE240 4.7 36.9 1.0

Reference:

S.Roy-Chowdhury, D.L.Minor. The Structure of Human K2P13.1 (THIK1) Shows Novel Pore Restriction and Endogenous Lipid Cofactor To Be Published.
Page generated: Sat Aug 9 18:29:45 2025

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