Magnesium in PDB 6ke4: Abloop Reengineered Ferritin Nanocage

All present enzymatic activity of Abloop Reengineered Ferritin Nanocage:
1.16.3.1;

The structure of Abloop Reengineered Ferritin Nanocage, PDB code: 6ke4 was solved by W.M.Wang, H.F.Wang, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	30.44 / 2.30
Space group	F 4 3 2
Cell size a, b, c (Å), α, β, γ (°)	182.642, 182.642, 182.642, 90.00, 90.00, 90.00
R / Rfree (%)	19 / 23.6

The structure of Abloop Reengineered Ferritin Nanocage also contains other interesting chemical elements:

Iron	(Fe)	2 atoms
Calcium	(Ca)	1 atom
Chlorine	(Cl)	2 atoms

The binding sites of Magnesium atom in the Abloop Reengineered Ferritin Nanocage (pdb code 6ke4). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 3 binding sites of Magnesium where determined in the Abloop Reengineered Ferritin Nanocage, PDB code: 6ke4:
Jump to Magnesium binding site number: 1; 2; 3;

Magnesium binding site 1 out of 3 in the Abloop Reengineered Ferritin Nanocage


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Abloop Reengineered Ferritin Nanocage within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg203 b:19.6 occ:0.33 O A:HOH326 2.0 17.2 1.0 O A:HOH403 2.1 14.1 1.0 OE2 A:GLU132 3.9 21.6 1.0 OE1 A:GLU132 4.3 24.6 1.0 O A:HOH422 4.3 14.6 1.0 O A:HOH322 4.4 19.3 1.0 CD A:GLU132 4.5 17.9 1.0

Magnesium binding site 2 out of 3 in the Abloop Reengineered Ferritin Nanocage


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Abloop Reengineered Ferritin Nanocage within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg204 b:36.0 occ:0.50 O A:HOH429 2.9 14.7 0.5 OE1 A:GLN84 3.7 58.0 1.0 O A:HOH337 4.4 28.9 1.0 CD A:GLN84 4.8 30.4 1.0

Magnesium binding site 3 out of 3 in the Abloop Reengineered Ferritin Nanocage


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 3 of Abloop Reengineered Ferritin Nanocage within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg205 b:46.7 occ:1.00 O A:HOH314 2.6 26.0 1.0 O A:THR133 4.2 16.8 1.0 O A:GLU132 4.4 24.9 1.0 CA A:THR133 4.6 17.3 1.0 CB A:ASN137 4.8 16.1 1.0 C A:THR133 4.9 23.7 1.0 O A:HOH380 4.9 31.4 1.0 O A:HOH386 4.9 12.6 1.0

W.Wang, L.Wang, G.Li, G.Zhao, X.Zhao, H.Wang. Ab Loop Engineered Ferritin Nanocages For Drug Loading Under Benign Experimental Conditions. Chem.Commun.(Camb.) V. 55 12344 2019.
ISSN: ESSN 1364-548X
PubMed: 31556881
DOI: 10.1039/C9CC05247J