Potassium in PDB 4n8n: Crystal Structure of Mycobacterial Ftsx Extracellular Domain

The structure of Crystal Structure of Mycobacterial Ftsx Extracellular Domain, PDB code: 4n8n was solved by D.Mavrici, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	45.24 / 1.87
Space group	P 21 21 2
Cell size a, b, c (Å), α, β, γ (°)	106.248, 150.009, 28.658, 90.00, 90.00, 90.00
R / Rfree (%)	18.6 / 23.3

The binding sites of Potassium atom in the Crystal Structure of Mycobacterial Ftsx Extracellular Domain (pdb code 4n8n). 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 Mycobacterial Ftsx Extracellular Domain, PDB code: 4n8n:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Crystal Structure of Mycobacterial Ftsx Extracellular Domain


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 Mycobacterial Ftsx Extracellular Domain within 5.0Å range: probe atom residue distance (Å) B Occ B:K201 b:23.0 occ:1.00 O C:HOH306 2.7 41.7 1.0 O C:HOH233 2.8 24.8 1.0 O C:HOH312 3.0 44.3 1.0 NE2 B:GLN146 3.1 17.8 1.0 OE1 C:GLN146 3.3 18.6 1.0 CE B:LYS84 3.8 35.2 1.0 CG B:PRO147 3.9 16.9 1.0 CB B:PRO147 4.0 13.8 1.0 CD B:GLN146 4.2 23.5 1.0 CD B:PRO147 4.2 15.8 1.0 CD C:GLN146 4.2 16.2 1.0 NE2 C:GLN146 4.4 11.3 1.0 O C:HOH276 4.4 31.4 1.0 OE1 B:GLN146 4.5 19.9 1.0 CD B:LYS84 4.5 30.8 1.0 O B:HOH319 4.5 23.6 1.0 CD C:LYS84 4.7 18.4 1.0 CG C:PRO147 4.7 18.2 1.0 CG C:LYS84 4.8 17.2 1.0 CD C:PRO147 4.8 17.2 1.0 NZ B:LYS84 4.9 36.1 1.0 O B:PRO147 4.9 14.7 1.0 N B:PRO147 5.0 17.1 1.0 CB C:PRO147 5.0 19.5 1.0

Potassium binding site 2 out of 2 in the Crystal Structure of Mycobacterial Ftsx Extracellular Domain


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 Mycobacterial Ftsx Extracellular Domain within 5.0Å range: probe atom residue distance (Å) B Occ D:K201 b:27.2 occ:1.00 O A:HOH283 2.6 27.9 1.0 O D:LYS144 2.7 16.0 1.0 O D:VAL149 2.7 13.3 1.0 O D:GLN146 2.8 13.2 1.0 O D:HOH354 2.8 27.5 1.0 O D:MET143 3.1 16.3 1.0 C D:LYS144 3.2 16.1 1.0 CA D:LYS144 3.7 14.1 1.0 CB D:VAL149 3.7 14.3 1.0 C D:GLN146 3.7 16.0 1.0 N D:GLN146 3.7 13.5 1.0 C D:VAL149 3.7 17.9 1.0 OD2 A:ASP65 3.8 17.6 1.0 CG1 D:VAL149 4.0 14.6 1.0 CA D:VAL149 4.1 17.9 1.0 O D:HOH339 4.1 31.9 1.0 C D:MET143 4.1 15.6 1.0 N D:GLY145 4.1 12.6 1.0 N D:VAL149 4.2 13.7 1.0 CA D:GLN146 4.2 14.8 1.0 C D:GLY145 4.3 18.0 1.0 N D:LYS144 4.4 15.7 1.0 CB A:ASP65 4.5 18.2 1.0 CG A:ASP65 4.5 18.7 1.0 CA D:GLY145 4.5 14.7 1.0 O A:HOH254 4.7 31.7 1.0 N D:PRO147 4.8 13.9 1.0 O A:HOH258 4.8 17.7 1.0 CB D:GLN146 4.8 12.7 1.0 CB A:ALA77 4.8 18.0 1.0 CB D:LYS144 4.9 23.0 1.0 N D:LEU150 4.9 16.0 1.0 CG2 D:VAL149 4.9 14.2 1.0 O D:LEU150 5.0 20.7 1.0

D.Mavrici, M.J.Marakalala, J.M.Holton, D.M.Prigozhin, C.L.Gee, Y.J.Zhang, E.J.Rubin, T.Alber. Mycobacterium Tuberculosis Ftsx Extracellular Domain Activates the Peptidoglycan Hydrolase, Ripc. Proc.Natl.Acad.Sci.Usa V. 111 8037 2014.
ISSN: ISSN 0027-8424
PubMed: 24843173
DOI: 10.1073/PNAS.1321812111