Potassium in PDB 6myr: Avian Mitochondrial Complex II with Thiapronil Bound

All present enzymatic activity of Avian Mitochondrial Complex II with Thiapronil Bound:
1.3.5.1;

The structure of Avian Mitochondrial Complex II with Thiapronil Bound, PDB code: 6myr was solved by L.-S.Huang, P.Luemmen, E.A.Berry, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	47.93 / 2.15
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	72.361, 84.622, 293.337, 90.00, 90.00, 90.00
R / Rfree (%)	21.8 / 23.8

The structure of Avian Mitochondrial Complex II with Thiapronil Bound also contains other interesting chemical elements:

Iron	(Fe)	10 atoms
Chlorine	(Cl)	1 atom

The binding sites of Potassium atom in the Avian Mitochondrial Complex II with Thiapronil Bound (pdb code 6myr). 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 Avian Mitochondrial Complex II with Thiapronil Bound, PDB code: 6myr:

Potassium binding site 1 out of 1 in the Avian Mitochondrial Complex II with Thiapronil Bound


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Avian Mitochondrial Complex II with Thiapronil Bound within 5.0Å range: probe atom residue distance (Å) B Occ A:K1003 b:70.8 occ:1.00 O A:GLY368 2.8 64.3 1.0 O A:ALA399 2.8 64.9 1.0 O A:ASN366 2.8 58.1 1.0 O A:GLU397 2.8 53.2 1.0 O A:MET367 3.2 66.5 1.0 OH A:TYR365 3.5 67.4 1.0 C A:GLU397 3.6 56.9 1.0 C A:MET367 3.7 66.1 1.0 CA A:GLU397 3.8 57.7 1.0 C A:GLY368 3.8 67.3 1.0 C A:ALA399 3.9 65.2 1.0 C A:ASN366 4.0 63.5 1.0 CZ A:TYR365 4.1 66.0 1.0 CA A:MET367 4.2 64.4 1.0 O A:GLY396 4.3 57.3 1.0 N3 A:UNL1012 4.3 61.6 0.8 CE1 A:TYR365 4.3 63.4 1.0 N2 A:UNL1012 4.3 65.5 0.8 N A:GLY368 4.3 66.4 1.0 CG A:GLU397 4.3 60.8 1.0 N A:ALA399 4.4 54.6 1.0 CA A:GLY368 4.6 64.6 1.0 N A:MET367 4.6 64.4 1.0 CB A:GLU397 4.6 59.2 1.0 N1 A:UNL1012 4.7 54.1 0.8 N A:GLY369 4.7 68.0 1.0 N A:ALA398 4.7 57.0 1.0 CA A:GLY369 4.8 66.4 1.0 N A:SER400 4.8 67.3 1.0 C A:ALA398 4.8 59.5 1.0 CA A:ALA399 4.8 60.1 1.0 CA A:SER400 4.9 67.2 1.0 N A:GLU397 4.9 57.5 1.0 C A:GLY396 5.0 58.5 1.0

L.-S.Huang, E.A.Berry. Crystallographic Studies of the Binding of Ligands to the Ubiquinone Site of Mitochondrial Respiratory Complex II To Be Published.