Magnesium in PDB 3aql: Structure of Bacterial Protein (Apo Form II)

All present enzymatic activity of Structure of Bacterial Protein (Apo Form II):
2.7.7.19;

The structure of Structure of Bacterial Protein (Apo Form II), PDB code: 3aql was solved by Y.Toh, D.Takeshita, K.Tomita, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	29.55 / 3.00
Space group	P 42 21 2
Cell size a, b, c (Å), α, β, γ (°)	133.012, 133.012, 176.845, 90.00, 90.00, 90.00
R / Rfree (%)	23.7 / 25.1

The binding sites of Magnesium atom in the Structure of Bacterial Protein (Apo Form II) (pdb code 3aql). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 2 binding sites of Magnesium where determined in the Structure of Bacterial Protein (Apo Form II), PDB code: 3aql:
Jump to Magnesium binding site number: 1; 2;

Magnesium binding site 1 out of 2 in the Structure of Bacterial Protein (Apo Form II)


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Structure of Bacterial Protein (Apo Form II) within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg500 b:80.6 occ:1.00 OE2 A:GLU108 2.8 0.9 1.0 OD2 A:ASP71 3.4 96.3 1.0 CD A:GLU108 3.7 0.3 1.0 OD2 A:ASP69 3.8 0.7 1.0 OE1 A:GLU108 3.9 0.8 1.0 CG A:ASP71 4.6 95.9 1.0 CG A:ASP69 4.8 0.5 1.0 OD1 A:ASP71 5.0 98.2 1.0

Magnesium binding site 2 out of 2 in the Structure of Bacterial Protein (Apo Form II)


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Structure of Bacterial Protein (Apo Form II) within 5.0Å range: probe atom residue distance (Å) B Occ B:Mg501 b:83.3 occ:1.00 OD1 B:ASP69 2.5 0.1 1.0 OE1 B:GLU108 3.1 0.8 1.0 OE2 B:GLU108 3.2 0.1 1.0 OD2 B:ASP71 3.3 97.1 1.0 CD B:GLU108 3.5 0.3 1.0 CG B:ASP69 3.8 0.4 1.0 CG B:ASP71 4.2 96.9 1.0 OD1 B:ASP71 4.5 98.3 1.0 CB B:ASP69 4.6 0.3 1.0 OD2 B:ASP69 4.7 0.6 1.0 CG B:GLU108 5.0 0.4 1.0

Y.Toh, D.Takeshita, T.Nagaike, T.Numata, K.Tomita. Mechanism For the Alteration of the Substrate Specificities of Template-Independent Rna Polymerases Structure V. 19 232 2011.
ISSN: ISSN 0969-2126
PubMed: 21300291
DOI: 10.1016/J.STR.2010.12.006