Magnesium in PDB 3be6: Crystal Structure of Fite (Crystal Form 2), A Group III Periplasmic Siderophore Binding Protein

The structure of Crystal Structure of Fite (Crystal Form 2), A Group III Periplasmic Siderophore Binding Protein, PDB code: 3be6 was solved by R.Shi, A.Matte, M.Cygler, Montreal-Kingston Bacterial Structuralgenomics Initiative (Bsgi), with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	49.45 / 1.82
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	50.815, 109.120, 221.992, 90.00, 90.00, 90.00
R / Rfree (%)	18.8 / 21.9

The structure of Crystal Structure of Fite (Crystal Form 2), A Group III Periplasmic Siderophore Binding Protein also contains other interesting chemical elements:

Chlorine

(Cl)

7 atoms

The binding sites of Magnesium atom in the Crystal Structure of Fite (Crystal Form 2), A Group III Periplasmic Siderophore Binding Protein (pdb code 3be6). 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 Crystal Structure of Fite (Crystal Form 2), A Group III Periplasmic Siderophore Binding Protein, PDB code: 3be6:

Magnesium binding site 1 out of 1 in the Crystal Structure of Fite (Crystal Form 2), A Group III Periplasmic Siderophore Binding Protein


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Crystal Structure of Fite (Crystal Form 2), A Group III Periplasmic Siderophore Binding Protein within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg408 b:30.3 occ:1.00 O A:HOH1290 1.9 34.1 1.0 O A:HOH963 2.0 27.4 1.0 O A:HOH1289 2.0 30.8 1.0 O A:HOH941 2.2 37.4 1.0 O A:HOH747 2.3 25.2 1.0 O A:HOH1077 4.2 29.9 1.0 O A:HOH648 4.3 25.2 1.0 O A:PRO234 4.4 19.3 1.0 O A:ASP237 4.5 16.1 1.0 O A:HOH1213 4.7 45.8 1.0 O A:HOH571 4.8 16.7 1.0 O A:GLU235 4.9 19.2 1.0

R.Shi, A.Proteau, J.Wagner, Q.Cui, E.O.Purisima, A.Matte, M.Cygler. Trapping Open and Closed Forms of Fite-A Group III Periplasmic Binding Protein. Proteins V. 75 598 2008.
ISSN: ISSN 0887-3585
PubMed: 19004000
DOI: 10.1002/PROT.22272