Magnesium in PDB 3tgp: Room Temperature H-Ras

The structure of Room Temperature H-Ras, PDB code: 3tgp was solved by J.S.Fraser, T.Alber, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	31.88 / 1.31
Space group	P 32 2 1
Cell size a, b, c (Å), α, β, γ (°)	40.100, 40.100, 160.600, 90.00, 90.00, 120.00
R / Rfree (%)	16.6 / 21.3

The binding sites of Magnesium atom in the Room Temperature H-Ras (pdb code 3tgp). 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 Room Temperature H-Ras, PDB code: 3tgp:

Magnesium binding site 1 out of 1 in the Room Temperature H-Ras


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Room Temperature H-Ras within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg168 b:15.2 occ:1.00 HG1 A:THR35 1.9 16.5 0.3 HG A:SER17 1.9 22.1 0.8 HG A:SER17 1.9 16.6 0.2 HG1 A:THR35 1.9 19.0 0.7 O3G A:GNP167 2.0 15.8 1.0 O2B A:GNP167 2.0 13.2 1.0 OG A:SER17 2.1 13.8 0.2 OG A:SER17 2.1 18.4 0.8 O A:HOH170 2.1 16.5 1.0 O A:HOH171 2.1 14.4 1.0 OG1 A:THR35 2.1 13.8 0.3 OG1 A:THR35 2.2 15.9 0.7 HB A:THR35 2.9 20.1 0.7 HB A:THR35 3.0 18.7 0.3 CB A:THR35 3.1 16.8 0.7 HB2 A:SER17 3.1 22.1 0.8 CB A:THR35 3.1 15.6 0.3 CB A:SER17 3.1 18.4 0.8 HB2 A:SER17 3.2 16.5 0.2 PB A:GNP167 3.2 13.8 1.0 CB A:SER17 3.2 13.7 0.2 PG A:GNP167 3.2 15.1 1.0 H A:SER17 3.2 15.0 1.0 N3B A:GNP167 3.3 13.4 1.0 H A:THR35 3.5 21.0 1.0 OD2 A:ASP57 3.8 21.4 0.5 HB3 A:SER17 3.8 22.1 0.8 HB3 A:SER17 3.8 16.5 0.2 N A:SER17 3.9 12.5 1.0 HB2 A:LYS16 3.9 14.2 1.0 N A:THR35 3.9 17.5 1.0 HG21 A:THR35 4.0 25.0 0.7 OD2 A:ASP57 4.0 10.6 0.5 HG21 A:THR35 4.1 23.7 0.3 CA A:SER17 4.1 11.9 1.0 O2G A:GNP167 4.1 15.0 1.0 HE2 A:LYS16 4.1 18.9 1.0 OD1 A:ASP57 4.1 15.6 0.5 CA A:THR35 4.1 15.5 1.0 O2A A:GNP167 4.1 15.0 1.0 O1B A:GNP167 4.2 15.9 1.0 CG2 A:THR35 4.2 20.9 0.7 CG2 A:THR35 4.2 19.7 0.3 O3A A:GNP167 4.2 13.9 1.0 O A:THR58 4.2 16.8 0.5 O1G A:GNP167 4.3 17.3 1.0 O A:HOH178 4.3 23.8 1.0 O A:ASP33 4.4 16.9 0.3 HA A:SER17 4.4 14.3 1.0 OD1 A:ASP57 4.4 20.4 0.5 CG A:ASP57 4.4 8.5 0.5 O A:ASP33 4.5 12.7 0.5 PA A:GNP167 4.5 14.5 1.0 CG A:ASP57 4.5 21.1 0.5 HA A:PRO34 4.5 20.2 1.0 O1A A:GNP167 4.6 15.4 1.0 HA A:THR35 4.6 18.6 1.0 HG23 A:THR35 4.6 23.7 0.3 HG23 A:THR35 4.7 25.0 0.7 O A:THR58 4.7 13.1 0.5 O A:ASP33 4.7 18.8 0.2 HZ1 A:LYS16 4.8 17.1 1.0 CB A:LYS16 4.8 11.8 1.0 C A:PRO34 4.8 17.6 1.0 HG22 A:THR35 4.9 25.0 0.7 HZ3 A:LYS16 4.9 17.1 1.0 HG22 A:THR35 4.9 23.7 0.3 C A:LYS16 4.9 12.4 1.0 CE A:LYS16 5.0 15.7 1.0 HA A:ALA59 5.0 19.8 1.0

J.S.Fraser, H.Van Den Bedem, A.J.Samelson, P.T.Lang, J.M.Holton, N.Echols, T.Alber. Accessing Protein Conformational Ensembles Using Room-Temperature X-Ray Crystallography. Proc.Natl.Acad.Sci.Usa V. 108 16247 2011.
ISSN: ISSN 0027-8424
PubMed: 21918110
DOI: 10.1073/PNAS.1111325108