Magnesium in PDB 1obg: Saicar-Synthase Complexed with Atp

All present enzymatic activity of Saicar-Synthase Complexed with Atp:
6.3.2.6;

The structure of Saicar-Synthase Complexed with Atp, PDB code: 1obg was solved by S.V.Antonyuk, A.I.Grebenko, V.M.Levdikov, D.V.Urusova, W.R.Melik-Adamyan, V.S.Lamzin, K.Wilson, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	13.80 / 2.05
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	69.770, 74.190, 76.000, 90.00, 90.00, 90.00
R / Rfree (%)	16.6 / 20.6

The binding sites of Magnesium atom in the Saicar-Synthase Complexed with Atp (pdb code 1obg). 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 Saicar-Synthase Complexed with Atp, PDB code: 1obg:

Magnesium binding site 1 out of 1 in the Saicar-Synthase Complexed with Atp


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Saicar-Synthase Complexed with Atp within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg310 b:54.2 occ:1.00 OD2 A:ASP239 2.0 30.9 1.0 OH A:TYR292 2.5 24.2 1.0 OD1 A:ASP259 2.6 28.2 1.0 CG A:ASP239 3.1 27.2 1.0 CZ A:TYR292 3.3 21.9 1.0 CE1 A:TYR292 3.3 21.0 1.0 CE A:LYS260 3.6 25.7 1.0 N A:ASP239 3.6 21.5 1.0 C A:PRO238 3.7 20.8 1.0 CG A:ASP259 3.8 24.4 1.0 OD1 A:ASP239 3.8 29.2 1.0 CA A:ASP239 3.9 22.5 1.0 O A:PRO238 3.9 21.2 1.0 CB A:PRO238 3.9 20.8 1.0 CB A:ASP239 4.0 23.1 1.0 CE A:LYS53 4.1 14.5 1.0 O A:HOH2205 4.1 19.8 1.0 O A:HOH2204 4.2 49.9 1.0 NZ A:LYS260 4.3 27.7 1.0 CA A:PRO238 4.4 20.3 1.0 OD2 A:ASP259 4.6 28.4 1.0 CB A:ASP259 4.6 20.5 1.0 CE2 A:TYR292 4.6 20.7 1.0 CG A:PRO238 4.7 20.7 1.0 CD1 A:TYR292 4.7 19.8 1.0 CD A:LYS260 4.7 25.2 1.0 CG A:LYS260 4.8 24.2 1.0 CD2 A:LEU57 4.8 18.6 1.0 NZ A:LYS53 4.8 16.1 1.0

S.V.Antonyuk, A.I.Grebenko, V.M.Levdikov, D.V.Urusova, W.R.Melik-Adamyan, V.S.Lamzin, K.Wilson. X-Ray Structure of Saicar-Synthase Complexed with Atp Kristallografiya V. 46 620 2001.
ISSN: ISSN 0023-4761