Magnesium in PDB 1xcm: Crystal Structure of the Gppnhp-Bound H-Ras G60A Mutant

The structure of Crystal Structure of the Gppnhp-Bound H-Ras G60A Mutant, PDB code: 1xcm was solved by B.Ford, N.Nassar, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	31.61 / 1.84
Space group	I 2 2 2
Cell size a, b, c (Å), α, β, γ (°)	34.292, 81.419, 121.302, 90.00, 90.00, 90.00
R / Rfree (%)	18.3 / 24.4

The binding sites of Magnesium atom in the Crystal Structure of the Gppnhp-Bound H-Ras G60A Mutant (pdb code 1xcm). 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 the Gppnhp-Bound H-Ras G60A Mutant, PDB code: 1xcm:
Jump to Magnesium binding site number: 1; 2;

Magnesium binding site 1 out of 2 in the Crystal Structure of the Gppnhp-Bound H-Ras G60A Mutant


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 Gppnhp-Bound H-Ras G60A Mutant within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg171 b:10.4 occ:1.00 O2B A:GNP170 2.0 9.9 1.0 OG A:SER17 2.0 9.2 1.0 O2G A:GNP170 2.1 11.9 1.0 O A:HOH233 2.1 26.6 1.0 O A:HOH184 2.1 28.2 1.0 O A:HOH234 2.1 26.4 1.0 CB A:SER17 3.2 9.8 1.0 PB A:GNP170 3.2 10.0 1.0 PG A:GNP170 3.2 11.7 1.0 N3B A:GNP170 3.4 10.7 1.0 O A:HOH252 3.9 37.0 1.0 N A:SER17 3.9 8.3 1.0 OD2 A:ASP57 4.0 11.5 1.0 O2A A:GNP170 4.1 9.2 1.0 CA A:SER17 4.1 8.9 1.0 O A:PRO34 4.2 29.6 1.0 O3A A:GNP170 4.2 8.3 1.0 OD1 A:ASP57 4.2 13.7 1.0 O1G A:GNP170 4.2 8.8 1.0 O1B A:GNP170 4.3 10.3 1.0 O3G A:GNP170 4.3 10.0 1.0 PA A:GNP170 4.5 9.6 1.0 CG A:ASP57 4.6 12.3 1.0 O A:THR58 4.7 11.9 1.0 CE A:LYS16 4.8 6.8 1.0 O1A A:GNP170 4.8 7.8 1.0 CB A:LYS16 4.9 8.2 1.0

Magnesium binding site 2 out of 2 in the Crystal Structure of the Gppnhp-Bound H-Ras G60A Mutant


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 the Gppnhp-Bound H-Ras G60A Mutant within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg172 b:67.9 occ:0.50 O A:HOH253 2.2 38.5 1.0 OE2 A:GLU126 4.1 23.8 1.0 O A:HOH283 4.3 52.0 1.0 O A:ARG123 4.3 7.9 1.0 OE1 A:GLU126 4.6 21.6 1.0 CD A:GLU126 4.7 20.2 1.0 CB A:ARG123 4.9 8.7 1.0

B.Ford, N.Nassar. Crystal Structure of the Gppnhp-Bound Form of the RASG60A Mutant To Be Published.