Potassium in PDB 2xex: Crystal Structure of Staphylococcus Aureus Elongation Factor G

The structure of Crystal Structure of Staphylococcus Aureus Elongation Factor G, PDB code: 2xex was solved by Y.Chen, R.K.Koripella, S.Sanyal, M.Selmer, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	46.20 / 1.90
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	47.160, 137.340, 125.360, 90.00, 94.93, 90.00
R / Rfree (%)	18.7 / 22.4

The structure of Crystal Structure of Staphylococcus Aureus Elongation Factor G also contains other interesting chemical elements:

Chlorine

(Cl)

2 atoms

The binding sites of Potassium atom in the Crystal Structure of Staphylococcus Aureus Elongation Factor G (pdb code 2xex). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Crystal Structure of Staphylococcus Aureus Elongation Factor G, PDB code: 2xex:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Crystal Structure of Staphylococcus Aureus Elongation Factor G


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Crystal Structure of Staphylococcus Aureus Elongation Factor G within 5.0Å range: probe atom residue distance (Å) B Occ A:K1694 b:46.4 occ:1.00 OD1 A:ASP373 2.8 31.2 1.0 O A:HOH2018 2.9 31.1 1.0 N A:ILE374 3.1 11.8 1.0 O A:HOH2141 3.1 36.0 1.0 OD1 A:ASN78 3.1 22.3 1.0 CA A:ASP373 3.3 12.8 1.0 NE2 A:GLN357 3.4 15.3 1.0 CG A:ASP373 3.4 21.0 1.0 CB A:ASP373 3.5 14.7 1.0 ND2 A:ASN78 3.5 13.5 1.0 O A:ILE374 3.5 11.6 1.0 C A:ASP373 3.7 12.0 1.0 CG A:ASN78 3.7 18.3 1.0 CA A:ILE374 4.1 12.2 1.0 C A:ILE374 4.2 12.7 1.0 NE A:ARG76 4.3 21.2 1.0 CG A:ARG76 4.3 14.8 1.0 CD A:ARG76 4.3 18.2 1.0 OD2 A:ASP373 4.4 19.5 1.0 N A:ASP373 4.6 13.0 1.0 CD A:GLN357 4.6 16.4 1.0 CB A:ILE374 4.6 12.8 1.0 O A:HOH2008 4.7 17.3 1.0 O A:GLY372 4.8 15.5 1.0 O A:ASP373 4.9 11.1 1.0

Potassium binding site 2 out of 2 in the Crystal Structure of Staphylococcus Aureus Elongation Factor G


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Crystal Structure of Staphylococcus Aureus Elongation Factor G within 5.0Å range: probe atom residue distance (Å) B Occ B:K1694 b:51.1 occ:1.00 O B:HOH2016 2.8 23.2 1.0 OD1 B:ASP373 3.0 28.2 1.0 OD1 B:ASN78 3.1 20.3 1.0 O B:HOH2021 3.2 34.6 1.0 N B:ILE374 3.2 14.3 1.0 CA B:ASP373 3.4 17.2 1.0 ND2 B:ASN78 3.5 10.4 1.0 CG B:ASP373 3.5 24.0 1.0 O B:ILE374 3.5 12.7 1.0 NE2 B:GLN357 3.5 17.6 1.0 CB B:ASP373 3.5 18.7 1.0 CG B:ASN78 3.7 14.7 1.0 C B:ASP373 3.8 15.8 1.0 NE B:ARG76 4.1 16.6 1.0 CD B:ARG76 4.1 16.8 1.0 CG B:ARG76 4.2 14.2 1.0 CA B:ILE374 4.2 13.9 1.0 C B:ILE374 4.3 14.4 1.0 OD2 B:ASP373 4.5 25.2 1.0 CB B:ILE374 4.6 16.1 1.0 CD B:GLN357 4.7 20.6 1.0 N B:ASP373 4.7 17.3 1.0 O B:HOH2004 4.8 17.8 1.0 O B:GLY372 4.9 19.3 1.0

Y.Chen, R.K.Koripella, S.Sanyal, M.Selmer. Staphylococcus Aureus Elongation Factor G - Structure and Analysis of A Target For Fusidic Acid. Febs J. V. 277 3789 2010.
ISSN: ISSN 1742-464X
PubMed: 20718859
DOI: 10.1111/J.1742-4658.2010.07780.X