Potassium in PDB 7r4g: Bovine Complex I in the Presence of IM1761092, Slack Class II (Composite Map)

All present enzymatic activity of Bovine Complex I in the Presence of IM1761092, Slack Class II (Composite Map):
1.6.5.3; 1.6.99.3; 7.1.1.2;

The structure of Bovine Complex I in the Presence of IM1761092, Slack Class II (Composite Map) also contains other interesting chemical elements:

Iron	(Fe)	28 atoms
Chlorine	(Cl)	2 atoms
Zinc	(Zn)	1 atom
Magnesium	(Mg)	1 atom
Iodine	(I)	2 atoms

The binding sites of Potassium atom in the Bovine Complex I in the Presence of IM1761092, Slack Class II (Composite Map) (pdb code 7r4g). 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 Bovine Complex I in the Presence of IM1761092, Slack Class II (Composite Map), PDB code: 7r4g:

Potassium binding site 1 out of 1 in the Bovine Complex I in the Presence of IM1761092, Slack Class II (Composite Map)


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Bovine Complex I in the Presence of IM1761092, Slack Class II (Composite Map) within 5.0Å range: probe atom residue distance (Å) B Occ G:K804 b:39.9 occ:1.00 O G:VAL205 2.7 31.5 1.0 O G:LEU208 2.8 34.3 1.0 O G:ILE200 2.9 36.7 1.0 OE1 G:GLN110 2.9 31.7 1.0 O G:CYS203 3.0 33.1 1.0 O G:HOH991 3.2 34.5 1.0 CD G:GLN110 3.5 31.7 1.0 NE2 G:GLN110 3.6 31.7 1.0 CB G:CYS203 3.7 33.1 1.0 C G:VAL205 3.9 31.5 1.0 C G:CYS203 4.0 33.1 1.0 C G:ILE200 4.0 36.7 1.0 C G:LEU208 4.0 34.3 1.0 SG G:CYS203 4.2 33.1 1.0 CA G:CYS203 4.3 33.1 1.0 CA G:ILE200 4.5 36.7 1.0 CG2 G:ILE200 4.5 36.7 1.0 N G:VAL205 4.5 31.5 1.0 CA G:GLY206 4.6 31.4 1.0 CG2 G:THR209 4.6 34.8 1.0 N G:GLY206 4.7 31.4 1.0 CE Q:MET45 4.7 35.6 1.0 N G:CYS203 4.7 33.1 1.0 N G:LEU208 4.7 34.3 1.0 CA G:VAL205 4.8 31.5 1.0 CG G:GLN110 4.8 31.7 1.0 CA G:LEU208 4.8 34.3 1.0 C G:PRO204 4.9 32.0 1.0 N G:THR209 5.0 34.8 1.0

H.R.Bridges, J.N.Blaza, Z.Yin, I.Chung, M.N.Pollak, J.Hirst. Structural Basis of Mammalian Respiratory Complex I Inhibition By Medicinal Biguanides. Science V. 379 351 2023.
ISSN: ESSN 1095-9203
PubMed: 36701435
DOI: 10.1126/SCIENCE.ADE3332