Sodium in PDB 8ctv: Crystal Structure of A K+ Selective Nak Mutant (NAK2K) -Tl+ Complex

The structure of Crystal Structure of A K+ Selective Nak Mutant (NAK2K) -Tl+ Complex, PDB code: 8ctv was solved by B.Lee, K.I.White, M.A.Socolich, M.A.Klureza, R.Henning, V.Srajer, R.Ranganathan, D.Hekstra, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	48.88 / 2.10
Space group	I 4
Cell size a, b, c (Å), α, β, γ (°)	69.123, 69.123, 91.847, 90, 90, 90
R / Rfree (%)	16.8 / 18.1

The structure of Crystal Structure of A K+ Selective Nak Mutant (NAK2K) -Tl+ Complex also contains other interesting chemical elements:

Thallium

(Tl)

8 atoms

The binding sites of Sodium atom in the Crystal Structure of A K+ Selective Nak Mutant (NAK2K) -Tl+ Complex (pdb code 8ctv). 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 (NAK2K) -Tl+ Complex, PDB code: 8ctv:
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 (NAK2K) -Tl+ Complex


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 (NAK2K) -Tl+ Complex within 5.0Å range: probe atom residue distance (Å) B Occ A:Na208 b:30.5 occ:1.00 H A:ILE51 2.2 26.5 1.0 HD2 A:PRO50 2.7 26.8 1.0 O A:HOH321 2.7 41.1 1.0 HG21 A:ILE51 2.7 27.2 1.0 HB A:ILE51 2.9 27.1 1.0 HB2 A:PRO50 3.0 24.3 1.0 N A:ILE51 3.0 23.6 1.0 CG2 A:ILE51 3.3 22.9 1.0 HB3 A:ARG49 3.4 21.2 1.0 CD A:PRO50 3.4 26.4 1.0 CB A:ILE51 3.4 23.5 1.0 HG23 A:ILE51 3.5 27.2 1.0 N A:PRO50 3.6 24.4 1.0 CB A:PRO50 3.7 26.8 1.0 CA A:ILE51 3.8 22.6 1.0 HG2 A:PRO50 3.8 25.3 1.0 C A:PRO50 3.9 23.6 1.0 CG A:PRO50 3.9 27.8 1.0 CA A:PRO50 3.9 24.5 1.0 HG22 A:ILE51 4.2 27.2 1.0 HD3 A:PRO50 4.3 26.8 1.0 HA A:ILE51 4.3 22.1 1.0 C A:ARG49 4.3 22.7 1.0 CB A:ARG49 4.3 22.9 1.0 HB3 A:PRO50 4.5 24.3 1.0 HD2 A:ARG49 4.5 23.3 1.0 H A:ASP52 4.6 21.6 1.0 HH11 A:ARG49 4.6 37.0 1.0 HB2 A:ARG49 4.6 21.2 1.0 CA A:ARG49 4.8 22.8 1.0 NH1 A:ARG49 4.8 25.4 1.0 HA A:ARG49 4.8 23.0 1.0 CG1 A:ILE51 4.9 23.5 1.0 HG3 A:PRO50 4.9 25.3 1.0 HA A:PRO50 4.9 26.5 1.0

Sodium binding site 2 out of 2 in the Crystal Structure of A K+ Selective Nak Mutant (NAK2K) -Tl+ Complex


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 (NAK2K) -Tl+ Complex within 5.0Å range: probe atom residue distance (Å) B Occ B:Na209 b:32.2 occ:0.25 TL B:TL208 4.7 21.1 0.2 OG1 B:THR63 4.8 12.1 1.0 HZ B:PHE92 4.9 41.3 1.0

B.Lee, K.I.White, M.A.Socolich, M.A.Klureza, R.Henning, V.Srajer, R.Ranganathan, D.Hekstra. Direct Visualization of Electric Field-Stimulated Ion Conduction in A Potassium Channel To Be Published.