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Potassium in PDB 2wlk: Structure of the Atp-Sensitive Inward Rectifier Potassium Channel From Magnetospirillum Magnetotacticum

Protein crystallography data

The structure of Structure of the Atp-Sensitive Inward Rectifier Potassium Channel From Magnetospirillum Magnetotacticum, PDB code: 2wlk was solved by O.B.Clarke, A.T.Caputo, B.J.Smith, J.M.Gulbis, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 28.76 / 2.80
Space group P 21 21 2
Cell size a, b, c (Å), α, β, γ (°) 105.760, 107.530, 89.650, 90.00, 90.00, 90.00
R / Rfree (%) 24.7 / 28

Other elements in 2wlk:

The structure of Structure of the Atp-Sensitive Inward Rectifier Potassium Channel From Magnetospirillum Magnetotacticum also contains other interesting chemical elements:

Chlorine (Cl) 1 atom

Potassium Binding Sites:

The binding sites of Potassium atom in the Structure of the Atp-Sensitive Inward Rectifier Potassium Channel From Magnetospirillum Magnetotacticum (pdb code 2wlk). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 5 binding sites of Potassium where determined in the Structure of the Atp-Sensitive Inward Rectifier Potassium Channel From Magnetospirillum Magnetotacticum, PDB code: 2wlk:
Jump to Potassium binding site number: 1; 2; 3; 4; 5;

Potassium binding site 1 out of 5 in 2wlk

Go back to Potassium Binding Sites List in 2wlk
Potassium binding site 1 out of 5 in the Structure of the Atp-Sensitive Inward Rectifier Potassium Channel From Magnetospirillum Magnetotacticum


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Structure of the Atp-Sensitive Inward Rectifier Potassium Channel From Magnetospirillum Magnetotacticum within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K1302

b:38.6
occ:0.50
 O A:ILE97 2.5 64.7 0.4
O B:ILE97 2.5 58.2 0.4
O A:THR96 2.6 31.5 0.6
O B:THR96 2.7 34.9 0.6
O A:THR96 2.9 52.0 0.4
O B:THR96 3.1 46.2 0.4
O B:ILE97 3.1 41.7 0.6
O A:ILE97 3.1 38.1 0.6
K A:K1303 3.1 33.4 0.5
K A:K1304 3.2 45.1 0.5
C A:ILE97 3.5 62.8 0.4
C B:ILE97 3.6 56.8 0.4
C B:ILE97 3.6 40.9 0.6
C A:ILE97 3.6 37.5 0.6
C A:THR96 3.8 31.5 0.6
C B:THR96 3.9 34.8 0.6
C A:THR96 4.0 50.8 0.4
CA B:ILE97 4.0 38.5 0.6
CA A:ILE97 4.0 58.9 0.4
CA A:ILE97 4.1 35.1 0.6
CA B:ILE97 4.1 53.2 0.4
C B:THR96 4.2 45.5 0.4
N A:ILE97 4.4 32.9 0.6
N B:ILE97 4.4 36.1 0.6
N A:GLY98 4.5 39.6 0.6
N A:ILE97 4.5 54.1 0.4
N B:GLY98 4.6 43.0 0.6
N B:ILE97 4.6 48.8 0.4
N A:GLY98 4.6 65.4 0.4
N B:GLY98 4.7 59.9 0.4
OG1 B:THR96 4.8 32.9 0.6
CA A:GLY98 4.9 43.9 0.6
OG1 A:THR96 4.9 29.1 0.6
CA B:GLY98 4.9 47.1 0.6
CA A:THR96 5.0 30.2 0.6
CB A:THR96 5.0 30.5 0.6
CA A:GLY98 5.0 70.4 0.4

Potassium binding site 2 out of 5 in 2wlk

Go back to Potassium Binding Sites List in 2wlk
Potassium binding site 2 out of 5 in the Structure of the Atp-Sensitive Inward Rectifier Potassium Channel From Magnetospirillum Magnetotacticum


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Structure of the Atp-Sensitive Inward Rectifier Potassium Channel From Magnetospirillum Magnetotacticum within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K1303

b:33.4
occ:0.50
 OG1 B:THR96 2.8 32.9 0.6
OG1 A:THR96 2.8 29.1 0.6
O B:THR96 2.9 34.9 0.6
O A:THR96 2.9 31.5 0.6
O A:THR96 3.0 52.0 0.4
OG1 A:THR96 3.1 45.9 0.4
K A:K1302 3.1 38.6 0.5
O B:THR96 3.1 46.2 0.4
OG1 B:THR96 3.3 40.6 0.4
CB A:THR96 3.6 30.5 0.6
CB B:THR96 3.8 33.9 0.6
C A:THR96 3.9 31.5 0.6
C B:THR96 3.9 34.8 0.6
C A:THR96 3.9 50.8 0.4
CB A:THR96 4.0 48.0 0.4
C B:THR96 4.0 45.5 0.4
CB B:THR96 4.2 42.8 0.4
O A:ALA95 4.4 42.5 0.4
CA A:THR96 4.4 30.2 0.6
O A:ALA95 4.4 30.5 0.6
O B:ALA95 4.5 34.1 0.6
CA B:THR96 4.5 33.5 0.6
O B:ALA95 4.5 37.2 0.4
O A:HOH2002 4.6 82.7 1.0
CA A:THR96 4.6 47.4 0.4
N A:ILE97 4.8 54.1 0.4
CA B:THR96 4.8 42.5 0.4
N B:ILE97 4.8 48.8 0.4
N B:ILE97 4.8 36.1 0.6
N A:ILE97 4.9 32.9 0.6
CG2 A:THR96 4.9 29.7 0.6
O B:ILE97 4.9 58.2 0.4
O A:ILE97 4.9 64.7 0.4
CA B:ILE97 4.9 53.2 0.4
CA A:ILE97 5.0 58.9 0.4

Potassium binding site 3 out of 5 in 2wlk

Go back to Potassium Binding Sites List in 2wlk
Potassium binding site 3 out of 5 in the Structure of the Atp-Sensitive Inward Rectifier Potassium Channel From Magnetospirillum Magnetotacticum


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of Structure of the Atp-Sensitive Inward Rectifier Potassium Channel From Magnetospirillum Magnetotacticum within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K1304

b:45.1
occ:0.50
 O B:GLY98 2.6 51.4 0.6
O A:GLY98 2.6 47.9 0.6
O A:ILE97 2.7 38.1 0.6
O B:ILE97 2.8 41.7 0.6
O A:ILE97 2.8 64.7 0.4
O B:ILE97 2.9 58.2 0.4
O A:GLY98 3.1 75.8 0.4
O B:GLY98 3.1 69.1 0.4
K A:K1302 3.2 38.6 0.5
K A:K1305 3.3 64.8 0.5
C A:GLY98 3.3 46.9 0.6
C B:GLY98 3.4 50.4 0.6
CA A:GLY98 3.8 43.9 0.6
C A:GLY98 3.8 73.9 0.4
C A:ILE97 3.8 37.5 0.6
C B:ILE97 3.8 40.9 0.6
C B:GLY98 3.9 67.7 0.4
CA B:GLY98 3.9 47.1 0.6
CA A:GLY98 3.9 70.4 0.4
C A:ILE97 4.0 62.8 0.4
CA B:GLY98 4.0 64.7 0.4
C B:ILE97 4.0 56.8 0.4
N A:GLY98 4.3 39.6 0.6
N A:TYR99 4.3 49.5 0.6
N B:TYR99 4.3 53.2 0.6
N B:GLY98 4.4 43.0 0.6
N A:GLY98 4.4 65.4 0.4
N B:GLY98 4.5 59.9 0.4
CA B:TYR99 4.7 57.9 0.6
CA A:TYR99 4.8 53.6 0.6
N A:TYR99 5.0 75.4 0.4

Potassium binding site 4 out of 5 in 2wlk

Go back to Potassium Binding Sites List in 2wlk
Potassium binding site 4 out of 5 in the Structure of the Atp-Sensitive Inward Rectifier Potassium Channel From Magnetospirillum Magnetotacticum


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 4 of Structure of the Atp-Sensitive Inward Rectifier Potassium Channel From Magnetospirillum Magnetotacticum within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K1305

b:64.8
occ:0.50
 O B:TYR99 2.7 62.7 0.6
O A:GLY98 2.7 47.9 0.6
O A:TYR99 2.7 58.3 0.6
O B:GLY98 2.8 51.4 0.6
O A:GLY98 3.0 75.8 0.4
O B:GLY98 3.1 69.1 0.4
K A:K1304 3.3 45.1 0.5
C B:TYR99 3.3 61.3 0.6
C A:TYR99 3.4 57.0 0.6
C A:GLY98 3.8 46.9 0.6
CA B:TYR99 3.9 57.9 0.6
C B:GLY98 3.9 50.4 0.6
CA A:TYR99 3.9 53.6 0.6
N A:GLY100 4.1 60.4 0.6
N B:GLY100 4.2 64.3 0.6
C A:GLY98 4.2 73.9 0.4
O A:TYR99 4.2 79.8 0.4
C A:TYR99 4.2 78.4 0.4
O B:TYR99 4.3 72.8 0.4
C B:GLY98 4.3 67.7 0.4
C B:TYR99 4.3 72.0 0.4
CA A:GLY100 4.3 75.5 0.4
N A:GLY100 4.3 76.6 0.4
N A:TYR99 4.4 49.5 0.6
N B:TYR99 4.4 53.2 0.6
N B:GLY100 4.4 70.6 0.4
CA B:GLY100 4.4 69.4 0.4
CA A:GLY100 4.5 65.6 0.6
CA B:GLY100 4.6 69.3 0.6
CA A:TYR99 4.9 78.6 0.4
CA B:TYR99 4.9 72.4 0.4

Potassium binding site 5 out of 5 in 2wlk

Go back to Potassium Binding Sites List in 2wlk
Potassium binding site 5 out of 5 in the Structure of the Atp-Sensitive Inward Rectifier Potassium Channel From Magnetospirillum Magnetotacticum


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 5 of Structure of the Atp-Sensitive Inward Rectifier Potassium Channel From Magnetospirillum Magnetotacticum within 5.0Å range:
probe atom residue distance (Å) B Occ
A:K1307

b:68.1
occ:0.25
 O A:GLY100 4.7 74.5 0.4
O A:TYR99 4.9 58.3 0.6
O B:GLY100 4.9 68.7 0.4
O B:TYR99 4.9 62.7 0.6

Reference:

O.B.Clarke, A.T.Caputo, A.P.Hill, J.I.Vandenberg, B.J.Smith, J.M.Gulbis. Domain Reorientation and Rotation of An Intracellular Assembly Regulate Conduction in Kir Potassium Channels. Cell(Cambridge,Mass.) V. 141 1018 2010.
ISSN: ISSN 0092-8674
PubMed: 20564790
DOI: 10.1016/J.CELL.2010.05.003
Page generated: Mon Aug 12 07:31:38 2024

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