Sodium in PDB 3exm: Crystal Structure of the Phosphatase SC4828 with the Non-Hydrolyzable Nucleotide Gpcp

All present enzymatic activity of Crystal Structure of the Phosphatase SC4828 with the Non-Hydrolyzable Nucleotide Gpcp:
3.6.1.6;

The structure of Crystal Structure of the Phosphatase SC4828 with the Non-Hydrolyzable Nucleotide Gpcp, PDB code: 3exm was solved by A.U.Singer, X.Xu, H.Zheng, A.Joachimiak, A.M.Edwards, A.Savchenko, A.F.Yakunin, Midwest Center For Structural Genomics (Mcsg), with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	25.74 / 1.65
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	36.941, 79.706, 82.507, 90.00, 90.00, 90.00
R / Rfree (%)	17.7 / 19.9

The structure of Crystal Structure of the Phosphatase SC4828 with the Non-Hydrolyzable Nucleotide Gpcp also contains other interesting chemical elements:

Calcium

(Ca)

3 atoms

The binding sites of Sodium atom in the Crystal Structure of the Phosphatase SC4828 with the Non-Hydrolyzable Nucleotide Gpcp (pdb code 3exm). 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 the Phosphatase SC4828 with the Non-Hydrolyzable Nucleotide Gpcp, PDB code: 3exm:
Jump to Sodium binding site number: 1; 2;

Sodium binding site 1 out of 2 in the Crystal Structure of the Phosphatase SC4828 with the Non-Hydrolyzable Nucleotide Gpcp


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 the Phosphatase SC4828 with the Non-Hydrolyzable Nucleotide Gpcp within 5.0Å range: probe atom residue distance (Å) B Occ A:Na304 b:19.3 occ:1.00 O A:HOH755 2.4 31.1 1.0 O A:HOH550 2.4 31.8 1.0 O A:HOH753 2.5 23.4 1.0 O A:HOH775 4.0 45.5 1.0 O A:ALA56 4.2 16.5 1.0

Sodium binding site 2 out of 2 in the Crystal Structure of the Phosphatase SC4828 with the Non-Hydrolyzable Nucleotide Gpcp


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 the Phosphatase SC4828 with the Non-Hydrolyzable Nucleotide Gpcp within 5.0Å range: probe atom residue distance (Å) B Occ A:Na305 b:23.2 occ:1.00 O A:HOH704 3.9 18.8 1.0

M.Proudfoot, M.Brown, A.U.Singer, M.-C.Jobin, X.Xu, H.Zheng, C.Chang, A.M.Edwards, A.Joachimiak, A.Savchenko, A.F.Yakunin. Structure and Mechanism of A New Family of Prokaryotic Nucleoside Diphosphatases. To Be Published.