Magnesium in PDB 1mh1: Small G-Protein

The structure of Small G-Protein, PDB code: 1mh1 was solved by M.Hirshberg, R.W.Stockley, G.Dodson, M.R.Webb, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	10.00 / 1.38
Space group	P 21 21 2
Cell size a, b, c (Å), α, β, γ (°)	46.440, 103.050, 43.673, 90.00, 90.00, 90.00
R / Rfree (%)	17.5 / 20.5

The binding sites of Magnesium atom in the Small G-Protein (pdb code 1mh1). 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 Small G-Protein, PDB code: 1mh1:

Magnesium binding site 1 out of 1 in the Small G-Protein


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Small G-Protein within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg201 b:10.5 occ:1.00 OG1 A:THR17 2.1 9.8 1.0 O A:HOH534 2.1 10.0 1.0 O2G A:GNP200 2.1 10.0 1.0 O A:HOH535 2.1 11.0 1.0 OG1 A:THR35 2.1 6.5 0.5 O2B A:GNP200 2.1 8.7 1.0 PG A:GNP200 3.2 9.5 1.0 CB A:THR17 3.2 9.5 1.0 PB A:GNP200 3.2 8.4 1.0 N3B A:GNP200 3.4 9.6 1.0 CB A:THR35 3.5 20.8 0.5 N A:THR35 3.6 32.9 0.5 N A:THR17 3.9 8.9 1.0 OD2 A:ASP57 4.1 12.1 1.0 O1G A:GNP200 4.1 10.7 1.0 CA A:THR17 4.2 9.2 1.0 O2A A:GNP200 4.2 11.1 1.0 CA A:THR35 4.2 26.9 0.5 CG2 A:THR17 4.2 10.8 1.0 O3A A:GNP200 4.3 9.2 1.0 CG2 A:THR35 4.3 12.3 0.5 O1B A:GNP200 4.3 8.1 1.0 O A:HOH533 4.3 28.6 1.0 OD1 A:ASP57 4.3 10.1 1.0 O3G A:GNP200 4.4 11.7 1.0 C A:PRO34 4.5 36.8 0.5 O A:ILE33 4.5 43.3 0.5 CA A:PRO34 4.5 39.9 0.5 O A:THR58 4.6 9.3 1.0 CG A:ASP57 4.6 9.5 1.0 PA A:GNP200 4.6 10.3 1.0 O1A A:GNP200 4.7 9.9 1.0 O A:THR35 4.9 32.7 0.5 C A:THR35 4.9 31.2 0.5 CB A:LYS16 4.9 8.5 1.0

M.Hirshberg, R.W.Stockley, G.Dodson, M.R.Webb. The Crystal Structure of Human RAC1, A Member of the Rho-Family Complexed with A Gtp Analogue. Nat.Struct.Biol. V. 4 147 1997.
ISSN: ISSN 1072-8368
PubMed: 9033596
DOI: 10.1038/NSB0297-147