Magnesium in PDB 1xtq: Structure of Small Gtpase Human Rheb in Complex with Gdp

The structure of Structure of Small Gtpase Human Rheb in Complex with Gdp, PDB code: 1xtq was solved by Y.Yu, J.Ding, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	14.80 / 2.00
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	44.480, 52.260, 70.570, 90.00, 90.00, 90.00
R / Rfree (%)	21.9 / 25.7

The binding sites of Magnesium atom in the Structure of Small Gtpase Human Rheb in Complex with Gdp (pdb code 1xtq). 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 Structure of Small Gtpase Human Rheb in Complex with Gdp, PDB code: 1xtq:

Magnesium binding site 1 out of 1 in the Structure of Small Gtpase Human Rheb in Complex with Gdp


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Structure of Small Gtpase Human Rheb in Complex with Gdp within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg202 b:31.0 occ:1.00 OG A:SER20 2.3 21.6 1.0 O A:HOH204 2.4 20.1 1.0 O A:HOH205 2.4 16.5 1.0 O A:HOH203 2.4 27.2 1.0 O3B A:GDP201 2.4 26.3 1.0 O A:HOH206 2.4 24.5 1.0 O1B A:GDP201 3.2 24.8 1.0 PB A:GDP201 3.3 25.9 1.0 CB A:SER20 3.4 19.7 1.0 O1A A:GDP201 4.0 27.2 1.0 N A:SER20 4.1 19.1 1.0 OD2 A:ASP60 4.2 25.1 1.0 O3A A:GDP201 4.3 23.2 1.0 CA A:SER20 4.3 20.7 1.0 O A:ASP36 4.3 55.7 1.0 OD1 A:ASP60 4.4 24.8 1.0 O2B A:GDP201 4.4 25.9 1.0 PA A:GDP201 4.5 26.3 1.0 CD2 A:TYR35 4.5 50.5 1.0 O A:PRO37 4.5 54.7 1.0 O A:HOH209 4.6 29.6 1.0 O2A A:GDP201 4.6 25.5 1.0 CE2 A:TYR35 4.6 49.2 1.0 O A:THR61 4.6 26.5 1.0 CG A:ASP60 4.7 25.1 1.0 CE A:LYS19 4.8 18.9 1.0 C A:PRO37 4.8 54.7 1.0 O A:HOH331 4.8 32.1 1.0 NZ A:LYS19 4.9 18.3 1.0 CB A:LYS19 5.0 17.1 1.0

Y.Yu, S.Li, X.Xu, Y.Li, K.Guan, E.Arnold, J.Ding. Structural Basis For the Unique Biological Function of Small Gtpase Rheb J.Biol.Chem. V. 280 17093 2005.
ISSN: ISSN 0021-9258
PubMed: 15728574
DOI: 10.1074/JBC.M501253200