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Magnesium in PDB 2wll: Potassium Channel From Burkholderia Pseudomallei

Protein crystallography data

The structure of Potassium Channel From Burkholderia Pseudomallei, PDB code: 2wll was solved by O.B.Clarke, A.T.Caputo, A.P.Hill, J.I.Vandenberg, 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) 19.96 / 3.65
Space group I 2 2 2
Cell size a, b, c (Å), α, β, γ (°) 92.840, 105.620, 258.630, 90.00, 90.00, 90.00
R / Rfree (%) 24.6 / 28.6

Other elements in 2wll:

The structure of Potassium Channel From Burkholderia Pseudomallei also contains other interesting chemical elements:

Potassium (K) 2 atoms

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Potassium Channel From Burkholderia Pseudomallei (pdb code 2wll). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 3 binding sites of Magnesium where determined in the Potassium Channel From Burkholderia Pseudomallei, PDB code: 2wll:
Jump to Magnesium binding site number: 1; 2; 3;

Magnesium binding site 1 out of 3 in 2wll

Go back to Magnesium Binding Sites List in 2wll
Magnesium binding site 1 out of 3 in the Potassium Channel From Burkholderia Pseudomallei


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Potassium Channel From Burkholderia Pseudomallei within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mg1310

b:0.8
occ:0.50
O A:THR110 2.0 0.6 1.0
O B:THR110 2.2 0.2 1.0
C A:THR110 3.2 0.2 1.0
C B:THR110 3.4 0.6 1.0
CA B:VAL111 3.6 0.0 1.0
O B:VAL111 3.7 98.2 1.0
CA A:VAL111 3.9 0.1 1.0
OG1 A:THR110 3.9 0.7 1.0
N B:VAL111 4.0 0.5 1.0
C B:VAL111 4.0 0.1 1.0
N A:VAL111 4.0 0.5 1.0
O A:VAL111 4.0 0.8 1.0
C A:VAL111 4.2 0.3 1.0
OG1 B:THR110 4.2 92.6 1.0
CB A:THR110 4.2 0.2 1.0
CA A:THR110 4.3 0.1 1.0
K B:K1311 4.5 0.1 0.8
CA B:THR110 4.6 0.9 1.0
CB B:THR110 4.6 0.7 1.0
CB B:VAL111 4.9 96.1 1.0

Magnesium binding site 2 out of 3 in 2wll

Go back to Magnesium Binding Sites List in 2wll
Magnesium binding site 2 out of 3 in the Potassium Channel From Burkholderia Pseudomallei


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Potassium Channel From Burkholderia Pseudomallei within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mg1311

b:0.8
occ:1.00
ND2 A:ASN91 3.3 0.0 1.0
OD1 A:ASN91 3.9 0.5 1.0
CG A:ASN91 4.1 0.6 1.0
OD1 A:ASP115 4.6 0.8 1.0
OD2 A:ASP115 4.7 0.6 1.0

Magnesium binding site 3 out of 3 in 2wll

Go back to Magnesium Binding Sites List in 2wll
Magnesium binding site 3 out of 3 in the Potassium Channel From Burkholderia Pseudomallei


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 3 of Potassium Channel From Burkholderia Pseudomallei within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Mg1312

b:86.7
occ:1.00
ND2 B:ASN91 2.9 0.7 1.0
OD1 B:ASP115 3.9 0.1 1.0
CG B:ASN91 4.0 0.8 1.0
OD1 B:ASN91 4.3 0.3 1.0
OD2 B:ASP115 4.5 1.0 1.0
CG B:ASP115 4.6 0.7 1.0

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 Dec 14 07:44:37 2020

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