Potassium in PDB 4a3u: X-Structure of the Old Yellow Enzyme Homologue From Zymomonas Mobilis (Ncr)

The structure of X-Structure of the Old Yellow Enzyme Homologue From Zymomonas Mobilis (Ncr), PDB code: 4a3u was solved by H.W.Hoeffken, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	43.06 / 1.70
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	52.600, 90.500, 76.600, 90.00, 108.30, 90.00
R / Rfree (%)	23.9 / 30.3

The structure of X-Structure of the Old Yellow Enzyme Homologue From Zymomonas Mobilis (Ncr) also contains other interesting chemical elements:

Sodium

(Na)

3 atoms

The binding sites of Potassium atom in the X-Structure of the Old Yellow Enzyme Homologue From Zymomonas Mobilis (Ncr) (pdb code 4a3u). 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-Structure of the Old Yellow Enzyme Homologue From Zymomonas Mobilis (Ncr), PDB code: 4a3u:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the X-Structure of the Old Yellow Enzyme Homologue From Zymomonas Mobilis (Ncr)


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of X-Structure of the Old Yellow Enzyme Homologue From Zymomonas Mobilis (Ncr) within 5.0Å range: probe atom residue distance (Å) B Occ A:K1361 b:52.8 occ:1.00 O A:HOH2057 2.3 22.1 1.0 O A:HOH2144 2.6 13.4 1.0 O A:LEU126 2.8 11.2 1.0 OH A:TYR136 3.2 10.8 1.0 O A:HOH2137 3.4 18.8 1.0 C A:LEU126 3.8 10.6 1.0 CA A:GLY127 4.1 11.3 1.0 CZ A:TYR136 4.3 10.7 1.0 N A:GLY127 4.4 10.9 1.0 ND1 A:HIS128 4.5 13.7 1.0 CE2 A:TYR136 4.6 10.8 1.0 O A:HOH2136 4.7 23.3 1.0 N A:HIS128 4.8 11.7 1.0 NE2 A:GLN232 4.8 11.1 1.0 CE1 A:HIS128 4.8 13.4 1.0 N A:LEU126 4.9 10.3 1.0 CA A:LEU126 4.9 10.5 1.0 C A:GLY127 4.9 11.8 1.0

Potassium binding site 2 out of 2 in the X-Structure of the Old Yellow Enzyme Homologue From Zymomonas Mobilis (Ncr)


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of X-Structure of the Old Yellow Enzyme Homologue From Zymomonas Mobilis (Ncr) within 5.0Å range: probe atom residue distance (Å) B Occ B:K1362 b:28.1 occ:1.00 O B:HOH2013 2.4 13.0 1.0 O B:HOH2015 2.8 10.5 1.0 O B:HOH2069 2.8 10.5 1.0 O B:ALA47 3.1 10.6 1.0 O B:ALA49 3.5 9.9 1.0 O B:HOH2070 3.7 8.5 1.0 O B:GLY92 3.7 12.3 1.0 CA B:GLY93 3.9 11.3 1.0 O B:SER48 3.9 9.6 1.0 O B:HOH2043 4.0 10.8 1.0 C B:SER48 4.0 10.8 1.0 CA B:SER48 4.1 11.2 1.0 CD B:LYS16 4.1 18.0 1.0 C B:ALA49 4.2 10.4 1.0 CB B:LYS16 4.2 15.7 1.0 CG B:LYS16 4.2 16.7 1.0 C B:ALA47 4.2 11.7 1.0 CA B:GLY50 4.4 9.2 1.0 C B:GLY92 4.4 12.7 1.0 O B:GLY50 4.4 8.6 1.0 N B:GLY93 4.6 11.8 1.0 N B:GLY50 4.6 10.0 1.0 C B:GLY50 4.7 8.6 1.0 N B:ALA49 4.7 10.7 1.0 N B:SER48 4.7 11.5 1.0 C B:GLY93 4.8 10.6 1.0 CE B:LYS16 4.8 18.3 1.0 N B:LYS16 4.9 15.2 1.0 N B:LEU94 4.9 10.2 1.0

S.Reich, H.W.Hoeffken, B.Rosche, B.M.Nestl, B.Hauer. Crystal Structure Determination and Mutagenesis Analysis of the Ene Reductase Ncr. Chembiochem V. 13 2400 2012.
ISSN: ISSN 1439-4227
PubMed: 23033175
DOI: 10.1002/CBIC.201200404