Sodium in PDB 4nls: Poliovirus Polymerase - S288A Loop Mutant

All present enzymatic activity of Poliovirus Polymerase - S288A Loop Mutant:
2.7.7.48;

The structure of Poliovirus Polymerase - S288A Loop Mutant, PDB code: 4nls was solved by A.J.Sholders, O.B.Peersen, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	30.00 / 2.00
Space group	P 65
Cell size a, b, c (Å), α, β, γ (°)	129.304, 129.304, 112.512, 90.00, 90.00, 120.00
R / Rfree (%)	23.4 / 25.6

The structure of Poliovirus Polymerase - S288A Loop Mutant also contains other interesting chemical elements:

Arsenic

(As)

4 atoms

The binding sites of Sodium atom in the Poliovirus Polymerase - S288A Loop Mutant (pdb code 4nls). This binding sites where shown within 5.0 Angstroms radius around Sodium atom.
In total only one binding site of Sodium was determined in the Poliovirus Polymerase - S288A Loop Mutant, PDB code: 4nls:

Sodium binding site 1 out of 1 in the Poliovirus Polymerase - S288A Loop Mutant


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of Poliovirus Polymerase - S288A Loop Mutant within 5.0Å range: probe atom residue distance (Å) B Occ A:Na909 b:34.3 occ:1.00 O A:LEU268 2.5 27.3 1.0 O A:GLY285 2.6 29.6 1.0 O A:GLY284 2.6 30.8 1.0 O A:HOH1163 2.7 34.2 1.0 O A:ASN269 2.7 30.7 1.0 OG A:SER271 2.9 31.1 1.0 C A:ASN269 3.4 31.1 1.0 C A:GLY284 3.5 30.6 1.0 C A:GLY285 3.6 29.2 1.0 C A:LEU268 3.6 28.8 1.0 CA A:ASN269 3.9 29.4 1.0 CB A:SER271 4.1 31.2 1.0 N A:GLY285 4.1 28.7 1.0 CA A:GLY285 4.1 29.1 1.0 CG1 A:VAL282 4.2 30.9 1.0 N A:ASN269 4.2 28.3 1.0 N A:GLY284 4.2 29.1 1.0 N A:SER271 4.2 30.6 1.0 O A:VAL282 4.2 31.5 1.0 CA A:GLY284 4.3 29.7 1.0 CB A:VAL282 4.4 31.9 1.0 N A:HIS270 4.4 30.6 1.0 CD A:PRO287 4.4 28.6 1.0 CG A:PRO287 4.6 31.4 1.0 C A:VAL282 4.7 31.2 1.0 N A:MET286 4.7 29.7 1.0 CA A:HIS270 4.8 32.4 1.0 CA A:SER271 4.8 31.1 1.0 C A:HIS270 4.9 31.1 1.0 CA A:LEU268 4.9 28.4 1.0 N A:PRO287 4.9 30.1 1.0 C A:LYS283 4.9 29.1 1.0 O A:HOH1214 5.0 58.5 1.0

A.J.Sholders, O.B.Peersen. Distinct Conformations of A Putative Translocation Element in Poliovirus Polymerase. J.Mol.Biol. V. 426 1407 2014.
ISSN: ISSN 0022-2836
PubMed: 24424421
DOI: 10.1016/J.JMB.2013.12.031