Magnesium in PDB 7qsm: Bovine Complex I in Lipid Nanodisc, Deactive-Ligand (Composite)

All present enzymatic activity of Bovine Complex I in Lipid Nanodisc, Deactive-Ligand (Composite):
1.6.5.3; 1.6.99.3; 7.1.1.2;

The structure of Bovine Complex I in Lipid Nanodisc, Deactive-Ligand (Composite) also contains other interesting chemical elements:

Iron	(Fe)	28 atoms
Zinc	(Zn)	1 atom
Potassium	(K)	1 atom

The binding sites of Magnesium atom in the Bovine Complex I in Lipid Nanodisc, Deactive-Ligand (Composite) (pdb code 7qsm). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total only one binding site of Magnesium was determined in the Bovine Complex I in Lipid Nanodisc, Deactive-Ligand (Composite), PDB code: 7qsm:

Magnesium binding site 1 out of 1 in the Bovine Complex I in Lipid Nanodisc, Deactive-Ligand (Composite)


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Bovine Complex I in Lipid Nanodisc, Deactive-Ligand (Composite) within 5.0Å range: probe atom residue distance (Å) B Occ O:Mg402 b:49.9 occ:1.00 O1B O:GTP401 1.9 46.2 1.0 O O:HOH511 2.1 45.3 1.0 O1G O:GTP401 2.2 46.2 1.0 O1A O:GTP401 2.6 46.2 1.0 PB O:GTP401 3.1 46.2 1.0 PG O:GTP401 3.3 46.2 1.0 O O:HOH556 3.4 44.8 1.0 CB O:SER36 3.4 44.5 1.0 O3B O:GTP401 3.5 46.2 1.0 PA O:GTP401 3.7 46.2 1.0 O3A O:GTP401 3.8 46.2 1.0 O2B O:GTP401 4.2 46.2 1.0 OG O:SER36 4.2 44.5 1.0 O3G O:GTP401 4.2 46.2 1.0 O2G O:GTP401 4.2 46.2 1.0 OE1 O:GLU125 4.2 39.7 1.0 OE1 O:GLU53 4.3 39.2 1.0 O5' O:GTP401 4.5 46.2 1.0 CA O:SER36 4.6 44.5 1.0 N O:SER36 4.6 44.5 1.0 O2A O:GTP401 4.7 46.2 1.0 CG O:LYS35 4.9 43.4 1.0 C5' O:GTP401 4.9 46.2 1.0 NZ O:LYS35 4.9 43.4 1.0

I.Chung, J.J.Wright, H.R.Bridges, B.S.Ivanov, O.Biner, C.S.Pereira, G.M.Arantes, J.Hirst. Cryo-Em Structures Define Ubiquinone-10 Binding to Mitochondrial Complex I and Conformational Transitions Accompanying Q-Site Occupancy. Nat Commun V. 13 2758 2022.
ISSN: ESSN 2041-1723
PubMed: 35589726
DOI: 10.1038/S41467-022-30506-1