Potassium in PDB 3qek: Crystal Structure of Amino Terminal Domain of the Nmda Receptor Subunit GLUN1

The structure of Crystal Structure of Amino Terminal Domain of the Nmda Receptor Subunit GLUN1, PDB code: 3qek was solved by E.Karakas, N.Simorowski, H.Furukawa, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	29.95 / 2.00
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	47.323, 92.813, 209.978, 90.00, 90.00, 90.00
R / Rfree (%)	19.2 / 22.6

The binding sites of Potassium atom in the Crystal Structure of Amino Terminal Domain of the Nmda Receptor Subunit GLUN1 (pdb code 3qek). 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 Amino Terminal Domain of the Nmda Receptor Subunit GLUN1, PDB code: 3qek:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Crystal Structure of Amino Terminal Domain of the Nmda Receptor Subunit GLUN1


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 Amino Terminal Domain of the Nmda Receptor Subunit GLUN1 within 5.0Å range: probe atom residue distance (Å) B Occ A:K501 b:25.0 occ:1.00 O A:ILE133 2.6 22.8 1.0 O A:ASP130 2.6 24.9 1.0 O A:HOH522 2.8 29.1 1.0 O A:HIS134 3.0 19.8 1.0 O A:TYR128 3.0 30.7 1.0 O A:HOH544 3.3 35.4 0.6 C A:HIS134 3.5 21.7 1.0 O A:HOH567 3.6 38.4 0.5 C A:ASP130 3.8 30.6 1.0 C A:ILE133 3.8 21.9 1.0 C A:TYR128 3.9 26.4 1.0 C A:SER129 3.9 30.5 1.0 N A:ASP130 3.9 24.6 1.0 CB A:HIS134 3.9 22.0 1.0 CD2 A:LEU135 4.0 26.9 1.0 N A:LEU135 4.1 21.9 1.0 CA A:HIS134 4.1 21.4 1.0 CA A:LEU135 4.2 22.7 1.0 O A:SER129 4.3 31.0 1.0 CA A:SER129 4.3 30.5 1.0 CA A:ASP130 4.4 30.5 1.0 N A:SER129 4.4 26.9 1.0 N A:HIS134 4.5 21.2 1.0 O A:HOH516 4.7 44.8 1.0 O A:ASP364 4.7 32.7 1.0 N A:LYS131 4.8 25.1 1.0 N A:ILE133 4.9 20.7 1.0 CA A:TYR128 4.9 27.8 1.0 CG A:LEU135 4.9 22.7 1.0 O A:PHE137 5.0 23.4 1.0 O A:ILE127 5.0 26.6 1.0 CA A:ILE133 5.0 21.2 1.0

Potassium binding site 2 out of 2 in the Crystal Structure of Amino Terminal Domain of the Nmda Receptor Subunit GLUN1


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 Amino Terminal Domain of the Nmda Receptor Subunit GLUN1 within 5.0Å range: probe atom residue distance (Å) B Occ B:K501 b:30.1 occ:1.00 O B:ILE133 2.6 22.7 1.0 O B:HOH510 2.7 34.0 0.9 O B:ASP130 2.7 26.6 1.0 O B:TYR128 2.8 35.1 1.0 O B:HIS134 2.9 26.1 1.0 C B:HIS134 3.4 24.5 1.0 O B:HOH457 3.5 39.8 0.7 C B:TYR128 3.8 31.0 1.0 C B:ASP130 3.8 30.0 1.0 C B:ILE133 3.8 23.6 1.0 C B:SER129 3.9 31.4 1.0 N B:ASP130 3.9 32.6 1.0 CB B:HIS134 3.9 22.1 1.0 N B:LEU135 4.1 21.5 1.0 CA B:HIS134 4.1 23.2 1.0 CA B:SER129 4.2 32.8 1.0 CD2 B:LEU135 4.2 30.6 1.0 O B:SER129 4.2 32.6 1.0 CA B:LEU135 4.2 24.2 1.0 O B:HOH528 4.2 51.4 1.0 N B:SER129 4.4 32.0 1.0 CA B:ASP130 4.4 30.2 1.0 N B:HIS134 4.4 26.4 1.0 N B:LYS131 4.9 24.1 1.0 O B:ASP364 4.9 35.3 1.0 N B:ILE133 4.9 24.5 1.0 CA B:TYR128 4.9 29.6 1.0 O B:PHE137 4.9 26.2 1.0 CA B:ILE133 5.0 21.8 1.0

E.Karakas, N.Simorowski, H.Furukawa. Subunit Arrangement and Phenylethanolamine Binding in GLUN1/GLUN2B Nmda Receptors. Nature V. 475 249 2011.
ISSN: ISSN 0028-0836
PubMed: 21677647
DOI: 10.1038/NATURE10180