Magnesium in PDB 8q1b: III2-IV1 Respiratory Supercomplex From S. Pombe

All present enzymatic activity of III2-IV1 Respiratory Supercomplex From S. Pombe:
7.1.1.9;

The structure of III2-IV1 Respiratory Supercomplex From S. Pombe also contains other interesting chemical elements:

Zinc	(Zn)	3 atoms
Calcium	(Ca)	1 atom
Iron	(Fe)	12 atoms
Copper	(Cu)	3 atoms

The binding sites of Magnesium atom in the III2-IV1 Respiratory Supercomplex From S. Pombe (pdb code 8q1b). 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 III2-IV1 Respiratory Supercomplex From S. Pombe, PDB code: 8q1b:

Magnesium binding site 1 out of 1 in the III2-IV1 Respiratory Supercomplex From S. Pombe


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of III2-IV1 Respiratory Supercomplex From S. Pombe within 5.0Å range: probe atom residue distance (Å) B Occ b:Mg301 b:163.1 occ:1.00 NE2 a:HIS375 1.9 151.3 1.0 OE2 b:GLU219 2.1 165.1 1.0 OE1 b:GLU219 2.2 166.8 1.0 CD b:GLU219 2.2 166.7 1.0 CD2 a:HIS375 2.8 151.8 1.0 CE1 a:HIS375 3.0 150.4 1.0 CG b:GLU219 3.5 166.0 1.0 OD2 a:ASP376 3.9 157.8 1.0 CG a:HIS375 4.0 149.3 1.0 ND1 a:HIS375 4.0 149.2 1.0 CB a:ASP376 4.0 154.0 1.0 CG a:ASP376 4.3 154.0 1.0 OG1 a:THR300 4.3 184.9 1.0 OD2 b:ASP194 4.5 186.2 1.0 CB b:GLU219 4.6 163.1 1.0

A.Moe, A.R.Dimogkioka, D.Rapaport, L.N.Ojemyr, P.Brzezinski. Structure and Function of the S. Pombe III-IV-Cyt C Supercomplex. Proc.Natl.Acad.Sci.Usa V. 120 97120 2023.
ISSN: ESSN 1091-6490
PubMed: 37939086
DOI: 10.1073/PNAS.2307697120