Magnesium in PDB 4dlw: H-Ras Set 2 Ca(Oac)2/Dtt, on

The structure of H-Ras Set 2 Ca(Oac)2/Dtt, on, PDB code: 4dlw was solved by G.Holzapfel, C.Mattos, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	28.28 / 1.72
Space group	H 3 2
Cell size a, b, c (Å), α, β, γ (°)	88.395, 88.395, 133.923, 90.00, 90.00, 120.00
R / Rfree (%)	17.4 / 20.2

The structure of H-Ras Set 2 Ca(Oac)2/Dtt, on also contains other interesting chemical elements:

Calcium

(Ca)

2 atoms

The binding sites of Magnesium atom in the H-Ras Set 2 Ca(Oac)2/Dtt, on (pdb code 4dlw). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 2 binding sites of Magnesium where determined in the H-Ras Set 2 Ca(Oac)2/Dtt, on, PDB code: 4dlw:
Jump to Magnesium binding site number: 1; 2;

Magnesium binding site 1 out of 2 in the H-Ras Set 2 Ca(Oac)2/Dtt, on


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of H-Ras Set 2 Ca(Oac)2/Dtt, on within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg203 b:21.6 occ:1.00 O2B A:GNP201 2.1 18.2 1.0 OG A:SER17 2.1 18.5 1.0 O2G A:GNP201 2.1 19.9 1.0 O A:HOH415 2.1 21.1 1.0 OG1 A:THR35 2.2 20.3 1.0 O A:HOH301 2.2 18.7 1.0 CB A:SER17 3.1 19.5 1.0 CB A:THR35 3.1 20.3 1.0 PB A:GNP201 3.2 20.3 1.0 PG A:GNP201 3.2 20.9 1.0 N3B A:GNP201 3.3 18.9 1.0 N A:SER17 3.8 18.6 1.0 N A:THR35 3.8 22.2 1.0 OD2 A:ASP57 4.0 22.2 1.0 CA A:SER17 4.0 18.1 1.0 CA A:THR35 4.1 20.9 1.0 O2A A:GNP201 4.1 20.2 1.0 OD1 A:ASP57 4.1 21.2 1.0 O3G A:GNP201 4.1 22.2 1.0 O A:HOH340 4.1 22.3 1.0 CG2 A:THR35 4.2 22.4 1.0 O3A A:GNP201 4.2 17.7 1.0 O1B A:GNP201 4.3 18.8 1.0 O1G A:GNP201 4.4 19.5 1.0 O A:ASP33 4.4 20.6 1.0 PA A:GNP201 4.5 18.6 1.0 CG A:ASP57 4.5 22.2 1.0 O A:THR58 4.5 22.7 1.0 O1A A:GNP201 4.6 17.7 1.0 C A:PRO34 4.8 23.3 1.0 CB A:LYS16 4.8 18.6 1.0 C A:LYS16 4.9 17.9 1.0

Magnesium binding site 2 out of 2 in the H-Ras Set 2 Ca(Oac)2/Dtt, on


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 2 of H-Ras Set 2 Ca(Oac)2/Dtt, on within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg205 b:37.9 occ:0.34 O A:HOH354 2.4 31.1 1.0 O A:HOH335 2.6 30.5 1.0 O A:THR124 4.2 22.8 1.0 OE1 A:GLN129 4.3 31.0 1.0 NE2 A:GLN129 4.4 38.5 1.0 O A:HOH332 4.4 26.8 1.0 CD A:GLN129 4.7 33.6 1.0

G.Holzapfel, G.Buhrman, C.Mattos. Shift in the Equilibrium Between on and Off States of the Allosteric Switch in Ras-Gppnhp Affected By Small Molecules and Bulk Solvent Composition. Biochemistry V. 51 6114 2012.
ISSN: ISSN 0006-2960
PubMed: 22845804
DOI: 10.1021/BI300509J