Potassium in PDB 6c9x: The Crystal Structure of the Alpha-Glucosidase (Gh 31) From Ruminococcus Obeum Atcc 29174 in Complex with Voglibose

The structure of The Crystal Structure of the Alpha-Glucosidase (Gh 31) From Ruminococcus Obeum Atcc 29174 in Complex with Voglibose, PDB code: 6c9x was solved by K.Tan, C.Tesar, R.Jedrzejczak, A.Joachimiak, Midwest Center Forstructural Genomics (Mcsg), with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	29.89 / 1.46
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	64.418, 124.308, 87.741, 90.00, 108.50, 90.00
R / Rfree (%)	14.2 / 16.2

The structure of The Crystal Structure of the Alpha-Glucosidase (Gh 31) From Ruminococcus Obeum Atcc 29174 in Complex with Voglibose also contains other interesting chemical elements:

Chlorine

(Cl)

4 atoms

The binding sites of Potassium atom in the The Crystal Structure of the Alpha-Glucosidase (Gh 31) From Ruminococcus Obeum Atcc 29174 in Complex with Voglibose (pdb code 6c9x). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the The Crystal Structure of the Alpha-Glucosidase (Gh 31) From Ruminococcus Obeum Atcc 29174 in Complex with Voglibose, PDB code: 6c9x:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the The Crystal Structure of the Alpha-Glucosidase (Gh 31) From Ruminococcus Obeum Atcc 29174 in Complex with Voglibose


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of The Crystal Structure of the Alpha-Glucosidase (Gh 31) From Ruminococcus Obeum Atcc 29174 in Complex with Voglibose within 5.0Å range: probe atom residue distance (Å) B Occ A:K702 b:12.5 occ:0.80 O A:ASP455 2.6 15.9 1.0 O A:GLY452 2.6 14.4 1.0 OG A:SER423 2.7 13.5 1.0 OE1 A:GLN486 2.8 14.3 1.0 O A:PHE453 2.9 14.0 1.0 O A:HOH894 3.0 14.9 1.0 O A:GLY454 3.2 13.3 1.0 C A:PHE453 3.5 12.2 1.0 C A:GLY452 3.6 14.3 1.0 C A:GLY454 3.7 12.4 1.0 C A:ASP455 3.7 17.1 1.0 CD A:GLN486 3.8 14.0 1.0 CB A:SER423 4.0 13.1 1.0 CB A:THR483 4.0 16.4 1.0 N A:GLY454 4.0 13.2 1.0 CG2 A:THR483 4.0 18.9 1.0 NE2 A:GLN486 4.1 15.7 1.0 OG1 A:THR483 4.1 16.4 1.0 CA A:GLY454 4.2 13.3 1.0 CA A:PHE453 4.2 12.5 1.0 N A:THR457 4.3 12.2 1.0 N A:ASP455 4.3 14.6 1.0 N A:PHE453 4.3 12.8 1.0 CB A:ALA479 4.3 15.4 1.0 O A:GLY451 4.4 14.3 1.0 N A:ASP456 4.5 15.3 1.0 CA A:ASP456 4.5 13.3 1.0 CA A:GLY452 4.5 12.6 1.0 CA A:ASP455 4.6 14.1 1.0 CB A:THR457 4.7 12.0 1.0 C A:ASP456 4.7 13.2 1.0 N A:SER423 4.7 12.1 1.0 CA A:ALA479 4.9 12.9 1.0 CA A:SER423 4.9 11.2 1.0 C A:GLY451 5.0 11.9 1.0 CA A:THR457 5.0 12.6 1.0

Potassium binding site 2 out of 2 in the The Crystal Structure of the Alpha-Glucosidase (Gh 31) From Ruminococcus Obeum Atcc 29174 in Complex with Voglibose


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of The Crystal Structure of the Alpha-Glucosidase (Gh 31) From Ruminococcus Obeum Atcc 29174 in Complex with Voglibose within 5.0Å range: probe atom residue distance (Å) B Occ B:K702 b:12.3 occ:0.79 O B:ASP455 2.6 14.7 1.0 O B:GLY452 2.7 13.1 1.0 OG B:SER423 2.7 13.7 1.0 OE1 B:GLN486 2.8 16.3 1.0 O B:PHE453 2.9 14.7 1.0 O B:HOH902 3.0 15.1 1.0 O B:GLY454 3.3 13.6 1.0 C B:PHE453 3.5 13.8 1.0 C B:GLY452 3.6 12.8 1.0 C B:GLY454 3.7 13.5 1.0 C B:ASP455 3.7 15.7 1.0 CD B:GLN486 3.8 16.6 1.0 CB B:THR483 4.0 16.7 1.0 CB B:SER423 4.0 12.4 1.0 CG2 B:THR483 4.0 16.4 1.0 N B:GLY454 4.0 14.3 1.0 OG1 B:THR483 4.1 17.1 1.0 CA B:GLY454 4.2 13.4 1.0 NE2 B:GLN486 4.2 15.4 1.0 CA B:PHE453 4.2 12.8 1.0 N B:THR457 4.3 11.9 1.0 N B:ASP455 4.3 13.9 1.0 N B:PHE453 4.3 11.8 1.0 CB B:ALA479 4.3 16.2 1.0 O B:GLY451 4.4 12.9 1.0 N B:ASP456 4.5 14.6 1.0 CA B:ASP456 4.6 15.2 1.0 CA B:GLY452 4.6 13.0 1.0 CA B:ASP455 4.6 12.9 1.0 CB B:THR457 4.7 13.1 1.0 C B:ASP456 4.7 13.4 1.0 N B:SER423 4.7 13.0 1.0 CA B:ALA479 4.9 14.4 1.0 CA B:SER423 4.9 11.0 1.0 CG B:GLN486 5.0 22.6 1.0

K.Tan, C.Tesar, R.Jedrzejczak, A.Joachimiak. The Crystal Structure of the Alpha-Glucosidase (Gh 31) From Ruminococcus Obeum Atcc 29174 in Complex with Voglibose To Be Published.