Sodium in PDB 7pfj: 20 Minute FE2+ Soaked Structure of Synftn Variant E141A

All present enzymatic activity of 20 Minute FE2+ Soaked Structure of Synftn Variant E141A:
1.16.3.2;

The structure of 20 Minute FE2+ Soaked Structure of Synftn Variant E141A, PDB code: 7pfj was solved by A.M.Hemmings, J.M.Bradley, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	40.53 / 1.65
Space group	F 4 3 2
Cell size a, b, c (Å), α, β, γ (°)	176.67, 176.67, 176.67, 90, 90, 90
R / Rfree (%)	15 / 17.4

The structure of 20 Minute FE2+ Soaked Structure of Synftn Variant E141A also contains other interesting chemical elements:

Chlorine	(Cl)	2 atoms
Iron	(Fe)	3 atoms

The binding sites of Sodium atom in the 20 Minute FE2+ Soaked Structure of Synftn Variant E141A (pdb code 7pfj). This binding sites where shown within 5.0 Angstroms radius around Sodium atom.
In total 2 binding sites of Sodium where determined in the 20 Minute FE2+ Soaked Structure of Synftn Variant E141A, PDB code: 7pfj:
Jump to Sodium binding site number: 1; 2;

Sodium binding site 1 out of 2 in the 20 Minute FE2+ Soaked Structure of Synftn Variant E141A


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of 20 Minute FE2+ Soaked Structure of Synftn Variant E141A within 5.0Å range: probe atom residue distance (Å) B Occ A:Na206 b:29.6 occ:0.25 OG1 A:THR165 2.7 37.5 1.0 O A:HOH316 2.8 53.1 1.0 CB A:THR165 2.9 36.1 1.0 OD2 A:ASP163 3.0 39.0 1.0 CG2 A:THR165 3.3 37.1 1.0 O A:HOH519 3.6 48.0 0.2 OD1 A:ASP163 3.7 36.3 1.0 CG A:ASP163 3.7 36.3 1.0 CA A:THR165 4.3 32.4 1.0 N A:THR165 4.7 32.4 1.0

Sodium binding site 2 out of 2 in the 20 Minute FE2+ Soaked Structure of Synftn Variant E141A


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 2 of 20 Minute FE2+ Soaked Structure of Synftn Variant E141A within 5.0Å range: probe atom residue distance (Å) B Occ A:Na207 b:29.7 occ:0.25 O A:HOH443 3.2 30.5 1.0 O A:HOH523 3.2 41.6 0.2 CG2 A:VAL169 4.4 25.8 1.0 O A:HOH411 4.6 35.6 1.0 CG1 A:VAL169 4.9 28.0 1.0 O A:HOH505 4.9 56.1 1.0

J.M.Bradley, J.Fair, A.M.Hemmings, N.E.Le Brun. Key Carboxylate Residues For Iron Transit Through the Prokaryotic Ferritin Syn Ftn. Microbiology (Reading, V. 167 2021ENGL.).
ISSN: ESSN 1465-2080
PubMed: 34825885
DOI: 10.1099/MIC.0.001105