Potassium in PDB 9oqe: X-Ray Diffraction Structure of Apo-Form Ctx-M-14 Beta-Lactamase

All present enzymatic activity of X-Ray Diffraction Structure of Apo-Form Ctx-M-14 Beta-Lactamase:
3.5.2.6;

The structure of X-Ray Diffraction Structure of Apo-Form Ctx-M-14 Beta-Lactamase, PDB code: 9oqe was solved by N.W.Vlahakis, J.A.Rodriguez, L.M.C.Jacobs, Y.Chen, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	46.61 / 1.50
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	45.18, 106.61, 47.71, 90, 102.32, 90
R / Rfree (%)	14.8 / 18

The binding sites of Potassium atom in the X-Ray Diffraction Structure of Apo-Form Ctx-M-14 Beta-Lactamase (pdb code 9oqe). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the X-Ray Diffraction Structure of Apo-Form Ctx-M-14 Beta-Lactamase, PDB code: 9oqe:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the X-Ray Diffraction Structure of Apo-Form Ctx-M-14 Beta-Lactamase


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of X-Ray Diffraction Structure of Apo-Form Ctx-M-14 Beta-Lactamase within 5.0Å range: probe atom residue distance (Å) B Occ A:K303 b:24.7 occ:1.00 O A:HOH604 2.5 27.3 1.0 O A:GLY238 2.6 12.5 1.0 O A:HOH450 2.7 20.0 1.0 O A:HOH504 2.8 27.4 1.0 O A:HOH470 3.0 14.5 1.0 C A:GLY238 3.5 10.9 1.0 O A:ALA272 4.1 16.6 1.0 N A:ASP240 4.3 11.4 1.0 CA A:GLY238 4.3 12.2 1.0 N A:GLY238 4.4 9.6 1.0 OG A:SER274 4.4 20.7 0.7 CA A:ASP240 4.4 10.5 1.0 O A:HOH489 4.4 29.9 1.0 CA A:GLY242 4.4 11.9 1.0 N A:GLY242 4.5 8.4 1.0 O A:HOH567 4.6 33.5 1.0 C A:ASP240 4.9 10.6 1.0 N A:THR243 5.0 10.7 1.0

Potassium binding site 2 out of 2 in the X-Ray Diffraction Structure of Apo-Form Ctx-M-14 Beta-Lactamase


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of X-Ray Diffraction Structure of Apo-Form Ctx-M-14 Beta-Lactamase within 5.0Å range: probe atom residue distance (Å) B Occ B:K304 b:23.0 occ:1.00 O B:HOH635 2.6 27.0 1.0 O B:GLY238 2.7 11.5 1.0 O B:HOH473 2.7 28.8 1.0 O B:HOH441 2.7 17.1 1.0 O B:HOH494 2.9 11.8 1.0 C B:GLY238 3.5 10.7 1.0 O B:ALA272 4.1 13.6 1.0 N B:ASP240 4.3 9.0 1.0 CA B:ASP240 4.3 7.6 1.0 CA B:GLY238 4.4 9.7 1.0 N B:GLY238 4.4 9.3 1.0 OG B:SER274 4.5 12.8 0.5 N B:GLY242 4.5 10.1 1.0 CA B:GLY242 4.5 12.2 1.0 C B:ASP240 4.9 8.3 1.0 O B:HOH487 4.9 29.1 1.0 OD1 B:ASP240 4.9 17.1 1.0 O B:HOH617 4.9 30.6 1.0

N.W.Vlahakis, C.W.Flowers, M.Liu, M.Agdanowski, S.Johnson, J.A.Summers, L.M.C.Jacobs, C.Keyser, P.Russell, S.Rose, J.Orlans, N.Adhami, Y.Chen, M.R.Sawaya, S.Basu, D.De Sanctis, Y.Chen, S.Wakatsuki, H.M.Nelson, J.A.Loo, Y.Tang, J.A.Rodriguez. Combining Microed and Native Mass Spectrometry For Structural Discovery of Enzyme-Small Molecule Complexes To Be Published.