Magnesium in PDB 1q08: Crystal Structure of the Zn(II) Form of E. Coli Zntr, A Zinc-Sensing Transcriptional Regulator, at 1.9 A Resolution (Space Group P212121)

The structure of Crystal Structure of the Zn(II) Form of E. Coli Zntr, A Zinc-Sensing Transcriptional Regulator, at 1.9 A Resolution (Space Group P212121), PDB code: 1q08 was solved by A.Changela, K.Chen, Y.Xue, J.Holschen, C.E.Outten, T.V.O'halloran, A.Mondragon, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	28.83 / 1.90
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	41.989, 46.681, 118.927, 90.00, 90.00, 90.00
R / Rfree (%)	18.3 / 21.4

The structure of Crystal Structure of the Zn(II) Form of E. Coli Zntr, A Zinc-Sensing Transcriptional Regulator, at 1.9 A Resolution (Space Group P212121) also contains other interesting chemical elements:

Zinc

(Zn)

4 atoms

The binding sites of Magnesium atom in the Crystal Structure of the Zn(II) Form of E. Coli Zntr, A Zinc-Sensing Transcriptional Regulator, at 1.9 A Resolution (Space Group P212121) (pdb code 1q08). 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 the Zn(II) Form of E. Coli Zntr, A Zinc-Sensing Transcriptional Regulator, at 1.9 A Resolution (Space Group P212121), PDB code: 1q08:

Magnesium binding site 1 out of 1 in the Crystal Structure of the Zn(II) Form of E. Coli Zntr, A Zinc-Sensing Transcriptional Regulator, at 1.9 A Resolution (Space Group P212121)


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 the Zn(II) Form of E. Coli Zntr, A Zinc-Sensing Transcriptional Regulator, at 1.9 A Resolution (Space Group P212121) within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg501 b:25.7 occ:1.00 O A:HOH505 2.1 32.5 1.0 O A:HOH502 2.1 23.9 1.0 O A:HOH504 2.1 30.2 1.0 O A:HOH506 2.1 27.5 1.0 O A:HOH503 2.1 13.4 1.0 O A:HOH507 2.2 25.7 1.0 O A:HOH541 4.1 38.1 1.0 O A:HOH587 4.2 40.2 1.0 O A:TYR123 4.2 17.6 1.0 O1 A:PO4301 4.3 15.2 1.0 O A:HOH605 4.3 45.5 1.0 OE2 A:GLU128 4.3 32.3 1.0 O A:HOH508 4.4 16.9 1.0 O A:HOH600 4.5 47.6 1.0 OE1 A:GLU128 4.5 35.0 1.0 O A:HOH568 4.6 45.5 1.0 O A:HOH614 4.6 48.2 1.0 CD A:GLU128 4.9 33.2 1.0 O A:HOH533 4.9 29.4 1.0

A.Changela, K.Chen, Y.Xue, J.Holschen, C.E.Outten, T.V.O'halloran, A.Mondragon. Molecular Basis of Metal-Ion Selectivity and Zeptomolar Sensitivity By Cuer Science V. 301 1383 2003.
ISSN: ISSN 0036-8075
PubMed: 12958362
DOI: 10.1126/SCIENCE.1085950