Potassium in PDB 6nax: Olfactomedin Domain of Mouse Myocilin

The structure of Olfactomedin Domain of Mouse Myocilin, PDB code: 6nax was solved by A.C.Patterson-Orazem, S.E.Hill, R.L.Lieberman, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	33.10 / 1.55
Space group	P 4
Cell size a, b, c (Å), α, β, γ (°)	111.955, 111.955, 44.129, 90.00, 90.00, 90.00
R / Rfree (%)	15.8 / 17.8

The structure of Olfactomedin Domain of Mouse Myocilin also contains other interesting chemical elements:

Calcium	(Ca)	2 atoms
Sodium	(Na)	2 atoms

The binding sites of Potassium atom in the Olfactomedin Domain of Mouse Myocilin (pdb code 6nax). 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 Olfactomedin Domain of Mouse Myocilin, PDB code: 6nax:

Potassium binding site 1 out of 1 in the Olfactomedin Domain of Mouse Myocilin


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Olfactomedin Domain of Mouse Myocilin within 5.0Å range: probe atom residue distance (Å) B Occ A:K505 b:15.9 occ:1.00 OG A:SER310 3.0 9.6 1.0 O A:HOH703 3.1 18.3 1.0 N A:TYR362 3.2 8.6 1.0 CB A:SER310 3.6 10.4 1.0 CA A:SER310 3.8 7.8 1.0 CZ3 A:TRP359 3.9 14.4 1.0 CA A:TYR362 3.9 7.0 1.0 CA A:GLY361 4.0 9.0 1.0 C A:TYR362 4.1 5.9 1.0 C A:GLY361 4.1 8.8 1.0 CB A:TYR362 4.1 9.4 1.0 CG2 A:THR363 4.1 9.4 1.0 N A:THR363 4.3 8.6 1.0 CH2 A:TRP359 4.5 12.9 1.0 O A:TYR362 4.5 8.0 1.0 N A:SER310 4.6 9.7 1.0 CG A:TYR362 4.7 10.1 1.0 O B:HOH631 4.8 29.0 1.0 C A:SER310 4.8 7.2 1.0 CE2 A:TYR253 4.8 17.4 1.0 O A:GLY360 4.8 10.2 1.0 N A:THR311 4.9 7.3 1.0 CE3 A:TRP359 4.9 13.8 1.0 CA A:THR363 4.9 7.2 1.0 CD2 A:TYR362 4.9 12.2 1.0

A.C.Patterson-Orazem, S.E.Hill, Y.Wang, I.M.Dominic, C.K.Hall, R.L.Lieberman. Differential Misfolding Properties of Glaucoma-Associated Olfactomedin Domains From Humans and Mice. Biochemistry V. 58 1718 2019.
ISSN: ISSN 1520-4995
PubMed: 30802039
DOI: 10.1021/ACS.BIOCHEM.8B01309