Magnesium in PDB 7x21: Cryo-Em Structure of Non Gastric H,K-Atpase ALPHA2 K794A in (K+)E2-Alf State

All present enzymatic activity of Cryo-Em Structure of Non Gastric H,K-Atpase ALPHA2 K794A in (K+)E2-Alf State:
7.2.2.13; 7.2.2.19;

The structure of Cryo-Em Structure of Non Gastric H,K-Atpase ALPHA2 K794A in (K+)E2-Alf State also contains other interesting chemical elements:

Fluorine	(F)	4 atoms
Potassium	(K)	2 atoms
Aluminium	(Al)	1 atom

The binding sites of Magnesium atom in the Cryo-Em Structure of Non Gastric H,K-Atpase ALPHA2 K794A in (K+)E2-Alf State (pdb code 7x21). 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 Cryo-Em Structure of Non Gastric H,K-Atpase ALPHA2 K794A in (K+)E2-Alf State, PDB code: 7x21:

Magnesium binding site 1 out of 1 in the Cryo-Em Structure of Non Gastric H,K-Atpase ALPHA2 K794A in (K+)E2-Alf State


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Cryo-Em Structure of Non Gastric H,K-Atpase ALPHA2 K794A in (K+)E2-Alf State within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg1104 b:25.4 occ:1.00 F3 A:ALF1103 1.9 26.4 1.0 OD1 A:ASP729 2.1 22.6 1.0 O A:THR390 2.1 24.4 1.0 OD2 A:ASP388 2.3 22.5 1.0 CG A:ASP729 3.1 22.6 1.0 C A:THR390 3.2 24.4 1.0 CG A:ASP388 3.4 22.5 1.0 OD2 A:ASP729 3.5 22.6 1.0 AL A:ALF1103 3.6 26.4 1.0 OD1 A:ASP388 3.8 22.5 1.0 F1 A:ALF1103 3.9 26.4 1.0 CA A:THR390 4.1 24.4 1.0 CB A:THR390 4.1 24.4 1.0 O A:GLY232 4.1 33.8 1.0 OD2 A:ASP733 4.2 27.7 1.0 F2 A:ALF1103 4.2 26.4 1.0 N A:GLY391 4.2 23.1 1.0 N A:THR390 4.3 24.4 1.0 CB A:ASP729 4.4 22.6 1.0 N A:GLY730 4.4 25.7 1.0 CA A:GLY391 4.4 23.1 1.0 N A:ASP729 4.5 22.6 1.0 C A:ASP729 4.6 22.6 1.0 CB A:ASP388 4.6 22.5 1.0 CG2 A:THR390 4.7 24.4 1.0 CA A:GLY232 4.7 33.8 1.0 OG1 A:THR392 4.7 20.6 1.0 CA A:ASP729 4.7 22.6 1.0 CA A:GLY730 4.8 25.7 1.0 C A:GLY232 4.9 33.8 1.0 N A:THR392 4.9 20.6 1.0 C A:GLY391 4.9 23.1 1.0

V.C.Young, H.Nakanishi, D.J.Meyer, T.Nishizawa, A.Oshima, P.Artigas, K.Abe. Structure and Function of H + /K + Pump Mutants Reveal Na + /K + Pump Mechanisms. Nat Commun V. 13 5270 2022.
ISSN: ESSN 2041-1723
PubMed: 36085139
DOI: 10.1038/S41467-022-32793-0