Sodium in PDB 4pdr: Crystal Structure of A K+ Selective Nak Mutant in Barium and Sodium

The structure of Crystal Structure of A K+ Selective Nak Mutant in Barium and Sodium, PDB code: 4pdr was solved by Y.Lam, W.Zeng, D.B.Sauer, Y.Jiang, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	28.81 / 1.85
Space group	I 4
Cell size a, b, c (Å), α, β, γ (°)	68.042, 68.042, 89.627, 90.00, 90.00, 90.00
R / Rfree (%)	20 / 22.7

The structure of Crystal Structure of A K+ Selective Nak Mutant in Barium and Sodium also contains other interesting chemical elements:

Barium

(Ba)

6 atoms

The binding sites of Sodium atom in the Crystal Structure of A K+ Selective Nak Mutant in Barium and Sodium (pdb code 4pdr). This binding sites where shown within 5.0 Angstroms radius around Sodium atom.
In total 2 binding sites of Sodium where determined in the Crystal Structure of A K+ Selective Nak Mutant in Barium and Sodium, PDB code: 4pdr:
Jump to Sodium binding site number: 1; 2;

Sodium binding site 1 out of 2 in the Crystal Structure of A K+ Selective Nak Mutant in Barium and Sodium


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of Crystal Structure of A K+ Selective Nak Mutant in Barium and Sodium within 5.0Å range: probe atom residue distance (Å) B Occ A:Na204 b:23.7 occ:0.22 OG1 A:THR63 2.4 23.7 1.0 O A:HOH318 2.8 50.3 0.2 CB A:THR63 3.5 20.9 1.0 CG2 A:THR63 4.2 22.8 1.0 O A:THR63 4.3 24.0 1.0 C A:THR63 4.6 22.9 1.0 CA A:THR63 4.7 22.3 1.0 O A:THR62 4.8 22.3 1.0

Sodium binding site 2 out of 2 in the Crystal Structure of A K+ Selective Nak Mutant in Barium and Sodium


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 2 of Crystal Structure of A K+ Selective Nak Mutant in Barium and Sodium within 5.0Å range: probe atom residue distance (Å) B Occ B:Na204 b:36.5 occ:0.25 OG1 B:THR63 2.4 33.6 1.0 O B:HOH311 2.6 42.7 0.2 CB B:THR63 3.4 36.3 1.0 O B:THR63 4.1 34.8 1.0 CG2 B:THR63 4.2 33.5 1.0 C B:THR63 4.5 34.9 1.0 CA B:THR63 4.6 36.8 1.0 O B:THR62 4.8 34.7 1.0 BA B:BA201 5.0 36.5 0.2

Y.Lam, W.Zeng, D.Sauer, Y.Jiang. High Resolution Structural Views of Rubidium, Cesium and Barium Binding Within A Potassium Selective Channel Filter To Be Published.