Magnesium in PDB 1xng: Crystal Structure of NH3-Dependent Nad+ Synthetase From Helicobacter Pylori

All present enzymatic activity of Crystal Structure of NH3-Dependent Nad+ Synthetase From Helicobacter Pylori:
6.3.1.5;

The structure of Crystal Structure of NH3-Dependent Nad+ Synthetase From Helicobacter Pylori, PDB code: 1xng was solved by G.B.Kang, Y.S.Kim, Y.J.Im, S.H.Rho, J.H.Lee, S.H.Eom, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	41.35 / 1.70
Space group	P 31
Cell size a, b, c (Å), α, β, γ (°)	63.403, 63.403, 125.688, 90.00, 90.00, 120.00
R / Rfree (%)	22.9 / 25.7

The binding sites of Magnesium atom in the Crystal Structure of NH3-Dependent Nad+ Synthetase From Helicobacter Pylori (pdb code 1xng). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 2 binding sites of Magnesium where determined in the Crystal Structure of NH3-Dependent Nad+ Synthetase From Helicobacter Pylori, PDB code: 1xng:
Jump to Magnesium binding site number: 1; 2;

Magnesium binding site 1 out of 2 in the Crystal Structure of NH3-Dependent Nad+ Synthetase From Helicobacter Pylori


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 NH3-Dependent Nad+ Synthetase From Helicobacter Pylori within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg309 b:27.5 occ:1.00 O A:SER183 2.3 25.7 1.0 O2B A:ATP303 2.3 27.4 1.0 O1G A:ATP303 2.4 29.0 1.0 O A:HOH334 2.5 29.9 1.0 O2A A:ATP303 2.5 35.3 1.0 O A:HOH381 2.5 34.1 1.0 C A:SER183 3.3 27.2 1.0 PA A:ATP303 3.4 31.4 1.0 PB A:ATP303 3.4 26.3 1.0 O5' A:ATP303 3.5 33.3 1.0 PG A:ATP303 3.6 28.8 1.0 O3A A:ATP303 3.7 29.6 1.0 O3B A:ATP303 3.9 26.7 1.0 N A:ALA184 4.1 27.2 1.0 N A:SER183 4.1 25.9 1.0 CA A:ALA184 4.1 27.7 1.0 O3G A:ATP303 4.1 28.7 1.0 C A:ALA184 4.1 28.0 1.0 O A:HOH394 4.1 31.7 1.0 O A:HOH413 4.2 28.3 1.0 OG A:SER33 4.2 20.1 1.0 O A:ALA184 4.2 28.0 1.0 CA A:SER183 4.3 26.4 1.0 CA A:GLY35 4.6 21.9 1.0 O1B A:ATP303 4.7 21.6 1.0 N A:ASP185 4.7 29.2 1.0 CB A:ASP185 4.7 30.4 1.0 CB A:SER33 4.7 19.2 1.0 O1A A:ATP303 4.7 34.5 1.0 C5' A:ATP303 4.8 30.8 1.0 O2G A:ATP303 4.9 21.9 1.0 CB A:SER183 5.0 28.4 1.0

Magnesium binding site 2 out of 2 in the Crystal Structure of NH3-Dependent Nad+ Synthetase From Helicobacter Pylori


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of Crystal Structure of NH3-Dependent Nad+ Synthetase From Helicobacter Pylori within 5.0Å range: probe atom residue distance (Å) B Occ B:Mg308 b:60.7 occ:1.00 O B:SER183 2.4 20.7 1.0 O2B B:ATP304 2.5 24.4 1.0 O1G B:ATP304 2.8 25.3 1.0 O2A B:ATP304 3.2 30.7 1.0 C B:SER183 3.6 21.9 1.0 O B:HOH422 3.6 30.8 1.0 O B:HOH351 3.7 24.9 1.0 PB B:ATP304 3.9 25.9 1.0 OG B:SER33 4.0 21.0 1.0 O B:HOH412 4.0 36.0 1.0 PG B:ATP304 4.1 28.8 1.0 CA B:GLY35 4.2 22.7 1.0 CB B:ASP185 4.2 28.9 1.0 O3B B:ATP304 4.3 26.5 1.0 N B:SER183 4.3 22.5 1.0 C B:ALA184 4.4 26.5 1.0 CA B:SER183 4.4 22.8 1.0 O B:ALA184 4.4 27.1 1.0 CB B:SER33 4.4 20.7 1.0 PA B:ATP304 4.5 31.0 1.0 O3A B:ATP304 4.5 30.6 1.0 N B:ALA184 4.5 23.2 1.0 N B:GLY35 4.6 22.5 1.0 CA B:ALA184 4.6 25.0 1.0 N B:ASP185 4.7 27.6 1.0 CB B:SER183 4.7 24.2 1.0 OD1 B:ASN67 4.8 32.9 1.0 O1B B:ATP304 5.0 23.7 1.0

G.B.Kang, Y.S.Kim, Y.J.Im, S.H.Rho, J.H.Lee, S.H.Eom. Crystal Structure of NH3-Dependent Nad+ Synthetase From Helicobacter Pylori Proteins V. 58 985 2005.
ISSN: ISSN 0887-3585
PubMed: 15645437
DOI: 10.1002/PROT.20377