Potassium in PDB 4be6: V. Cholera Biofilm Scaffolding Protein Rbma

The structure of V. Cholera Biofilm Scaffolding Protein Rbma, PDB code: 4be6 was solved by M.Maestre-Reyna, A.H.-J.Wang, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	29.20 / 2.05
Space group	P 41 21 2
Cell size a, b, c (Å), α, β, γ (°)	118.220, 118.220, 104.984, 90.00, 90.00, 90.00
R / Rfree (%)	13.308 / 16.23

The structure of V. Cholera Biofilm Scaffolding Protein Rbma also contains other interesting chemical elements:

Calcium

(Ca)

1 atom

The binding sites of Potassium atom in the V. Cholera Biofilm Scaffolding Protein Rbma (pdb code 4be6). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total only one binding site of Potassium was determined in the V. Cholera Biofilm Scaffolding Protein Rbma, PDB code: 4be6:

Potassium binding site 1 out of 1 in the V. Cholera Biofilm Scaffolding Protein Rbma


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of V. Cholera Biofilm Scaffolding Protein Rbma within 5.0Å range: probe atom residue distance (Å) B Occ B:K1272 b:45.6 occ:1.00 O A:HOH2109 2.6 37.7 1.0 O B:HOH2235 2.7 24.7 1.0 OD1 B:ASP210 2.7 26.9 1.0 O A:HOH2244 2.7 20.0 1.0 O B:HOH2204 2.9 34.3 1.0 OD2 B:ASP210 2.9 24.6 1.0 CG B:ASP210 3.2 21.4 1.0 O A:HOH2248 4.2 13.3 1.0 O A:HOH2052 4.2 58.3 1.0 CB B:PRO209 4.3 13.0 1.0 O A:HOH2202 4.3 4.5 0.5 CB B:PRO243 4.4 16.1 1.0 CA A:GLY245 4.5 15.4 1.0 O A:HOH2247 4.6 28.3 1.0 CB B:ASP210 4.6 16.2 1.0 O A:ALA244 4.6 15.5 1.0 O A:HOH2245 4.6 73.6 1.0 O B:ALA244 4.7 14.5 1.0 N B:ASP210 4.7 14.7 1.0

M.Maestre-Reyna, W.-J.Wu, A.H.-J.Wang. Structural Insights Into Rbma, A Biofilm Scaffolding Protein of V. Cholerae. Plos One V. 8 82458 2013.
ISSN: ISSN 1932-6203
PubMed: 24340031
DOI: 10.1371/JOURNAL.PONE.0082458