Magnesium in PDB 7b7p: Pilb Minor Pilin From Streptococcus Sanguinis

The structure of Pilb Minor Pilin From Streptococcus Sanguinis, PDB code: 7b7p was solved by V.Pelicic, D.Sheppard, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	56.88 / 2.26
Space group	P 61
Cell size a, b, c (Å), α, β, γ (°)	124.38, 124.38, 140.74, 90, 90, 120
R / Rfree (%)	20.5 / 23.7

The structure of Pilb Minor Pilin From Streptococcus Sanguinis also contains other interesting chemical elements:

Chlorine

(Cl)

2 atoms

The binding sites of Magnesium atom in the Pilb Minor Pilin From Streptococcus Sanguinis (pdb code 7b7p). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 2 binding sites of Magnesium where determined in the Pilb Minor Pilin From Streptococcus Sanguinis, PDB code: 7b7p:
Jump to Magnesium binding site number: 1; 2;

Magnesium binding site 1 out of 2 in the Pilb Minor Pilin From Streptococcus Sanguinis


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Pilb Minor Pilin From Streptococcus Sanguinis within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg501 b:76.6 occ:1.00 O A:HOH602 2.0 58.4 1.0 OG A:SER208 2.7 62.0 1.0 OD1 A:ASP319 3.0 64.2 1.0 OG A:SER206 3.1 63.7 1.0 OG1 A:THR291 3.2 61.9 1.0 O A:HOH630 3.3 48.0 1.0 CA A:GLY320 3.5 54.3 1.0 CB A:SER208 3.5 66.9 1.0 CG A:ASP319 3.9 63.7 1.0 N A:GLY320 4.0 58.1 1.0 O A:ASP319 4.0 64.6 1.0 CB A:SER206 4.1 59.1 1.0 OD2 A:ASP319 4.1 62.2 1.0 C A:ASP319 4.1 59.4 1.0 O A:HOH605 4.3 54.6 1.0 OD2 A:ASP204 4.4 60.9 1.0 CB A:THR291 4.6 58.8 1.0 C A:GLY320 4.6 58.4 1.0 CA A:SER208 4.8 69.2 1.0 N A:SER208 4.9 67.3 1.0 OD1 A:ASP204 4.9 63.5 1.0 N A:ILE321 5.0 53.3 1.0

Magnesium binding site 2 out of 2 in the Pilb Minor Pilin From Streptococcus Sanguinis


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Pilb Minor Pilin From Streptococcus Sanguinis within 5.0Å range: probe atom residue distance (Å) B Occ B:Mg501 b:74.0 occ:1.00 O B:HOH601 2.4 54.8 1.0 OG B:SER208 2.6 61.6 1.0 OG B:SER206 2.8 60.9 1.0 OD1 B:ASP319 2.9 65.4 1.0 OG1 B:THR291 3.1 59.1 1.0 O B:HOH628 3.3 48.2 1.0 CB B:SER208 3.4 63.5 1.0 CA B:GLY320 3.7 53.3 1.0 CG B:ASP319 3.8 63.0 1.0 CB B:SER206 3.9 58.9 1.0 O B:HOH633 4.0 63.4 1.0 OD2 B:ASP319 4.0 60.0 1.0 N B:GLY320 4.1 59.2 1.0 O B:ASP319 4.2 62.5 1.0 C B:ASP319 4.2 58.6 1.0 O B:HOH606 4.4 52.8 1.0 OD2 B:ASP204 4.4 60.5 1.0 CB B:THR291 4.5 58.0 1.0 CA B:SER208 4.7 67.3 1.0 C B:GLY320 4.7 58.3 1.0 N B:SER208 4.7 64.1 1.0 OD1 B:ASP204 4.8 65.4 1.0 CG2 B:THR291 4.9 51.6 1.0

C.Raynaud, D.Sheppard, J.L.Berry, I.Gurung, V.Pelicic. Pilb From Streptococcus Sanguinis Is A Bimodular Type IV Pilin with A Direct Role in Adhesion To Be Published.