Magnesium in PDB 2xtz: Crystal Structure of the G Alpha Protein ATGPA1 From Arabidopsis Thaliana

All present enzymatic activity of Crystal Structure of the G Alpha Protein ATGPA1 From Arabidopsis Thaliana:
3.6.5.1;

The structure of Crystal Structure of the G Alpha Protein ATGPA1 From Arabidopsis Thaliana, PDB code: 2xtz was solved by J.C.Jones, J.W.Duffy, M.Machius, B.R.S.Temple, H.G.Dohlman, A.M.Jones, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	96.03 / 2.34
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	67.130, 119.347, 161.725, 90.00, 90.00, 90.00
R / Rfree (%)	21.1 / 25.4

The structure of Crystal Structure of the G Alpha Protein ATGPA1 From Arabidopsis Thaliana also contains other interesting chemical elements:

Chlorine

(Cl)

4 atoms

The binding sites of Magnesium atom in the Crystal Structure of the G Alpha Protein ATGPA1 From Arabidopsis Thaliana (pdb code 2xtz). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total 3 binding sites of Magnesium where determined in the Crystal Structure of the G Alpha Protein ATGPA1 From Arabidopsis Thaliana, PDB code: 2xtz:
Jump to Magnesium binding site number: 1; 2; 3;

Magnesium binding site 1 out of 3 in the Crystal Structure of the G Alpha Protein ATGPA1 From Arabidopsis Thaliana


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 G Alpha Protein ATGPA1 From Arabidopsis Thaliana within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg1381 b:18.6 occ:1.00 OG1 A:THR193 2.1 19.6 1.0 O A:HOH2049 2.1 14.2 1.0 OG A:SER52 2.1 20.1 1.0 O3G A:GSP1382 2.2 22.1 1.0 O2B A:GSP1382 2.2 21.5 1.0 O A:HOH2042 2.3 15.7 1.0 CB A:THR193 3.1 22.6 1.0 CB A:SER52 3.2 20.4 1.0 PG A:GSP1382 3.4 21.3 1.0 PB A:GSP1382 3.4 20.6 1.0 O3B A:GSP1382 3.6 21.8 1.0 N A:SER52 3.8 18.9 1.0 O A:HOH2044 3.9 27.0 1.0 OD2 A:ASP218 3.9 26.8 1.0 N A:THR193 4.0 23.9 1.0 CA A:SER52 4.0 20.0 1.0 O2G A:GSP1382 4.1 21.2 1.0 CG2 A:THR193 4.1 21.4 1.0 CA A:THR193 4.1 22.9 1.0 OD1 A:ASP218 4.1 19.6 1.0 O2A A:GSP1382 4.2 23.9 1.0 O1B A:GSP1382 4.3 21.1 1.0 CG A:ASP218 4.5 23.8 1.0 O A:VAL191 4.5 24.0 1.0 O A:VAL219 4.5 17.2 1.0 O3A A:GSP1382 4.5 21.1 1.0 PA A:GSP1382 4.7 23.3 1.0 CB A:LYS51 4.8 17.6 1.0 S1G A:GSP1382 4.8 23.3 1.0 O1A A:GSP1382 4.8 22.6 1.0 C A:LYS51 4.9 18.8 1.0 CE A:LYS51 4.9 15.7 1.0

Magnesium binding site 2 out of 3 in the Crystal Structure of the G Alpha Protein ATGPA1 From Arabidopsis Thaliana


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 G Alpha Protein ATGPA1 From Arabidopsis Thaliana within 5.0Å range: probe atom residue distance (Å) B Occ B:Mg1378 b:25.7 occ:1.00 O2B B:GSP1379 2.0 22.6 1.0 O B:HOH2006 2.1 22.0 1.0 OG B:SER52 2.2 26.1 1.0 O B:HOH2011 2.2 27.8 1.0 O3G B:GSP1379 2.2 23.2 1.0 OG1 B:THR193 2.2 25.8 1.0 CB B:SER52 3.1 25.2 1.0 PB B:GSP1379 3.1 24.3 1.0 PG B:GSP1379 3.3 24.0 1.0 O3B B:GSP1379 3.4 22.1 1.0 CB B:THR193 3.4 27.2 1.0 N B:SER52 3.8 23.1 1.0 CA B:SER52 4.0 24.7 1.0 N B:THR193 4.0 29.1 1.0 O2A B:GSP1379 4.0 22.3 1.0 O2G B:GSP1379 4.1 24.1 1.0 OD2 B:ASP218 4.1 32.0 1.0 OD1 B:ASP218 4.1 28.6 1.0 O1B B:GSP1379 4.2 21.1 1.0 O3A B:GSP1379 4.2 22.4 1.0 CA B:THR193 4.3 29.2 1.0 O B:VAL191 4.4 30.9 1.0 CG2 B:THR193 4.4 27.0 1.0 PA B:GSP1379 4.5 23.3 1.0 CG B:ASP218 4.6 30.9 1.0 O B:VAL219 4.7 25.0 1.0 O1A B:GSP1379 4.7 23.9 1.0 S1G B:GSP1379 4.7 21.9 1.0 CB B:LYS51 4.7 20.4 1.0 CE B:LYS51 4.8 16.8 1.0 C B:LYS51 4.8 23.0 1.0 O B:HOH2069 4.9 27.2 1.0 C B:ARG192 5.0 31.5 1.0 NZ B:LYS51 5.0 16.8 1.0

Magnesium binding site 3 out of 3 in the Crystal Structure of the G Alpha Protein ATGPA1 From Arabidopsis Thaliana


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 3 of Crystal Structure of the G Alpha Protein ATGPA1 From Arabidopsis Thaliana within 5.0Å range: probe atom residue distance (Å) B Occ C:Mg1381 b:44.0 occ:1.00 O2B C:GSP1382 1.9 41.1 1.0 O C:HOH2004 2.0 42.8 1.0 O3G C:GSP1382 2.0 40.9 1.0 O C:HOH2039 2.1 36.6 1.0 OG1 C:THR193 2.2 47.7 1.0 OG C:SER52 2.3 41.8 1.0 PB C:GSP1382 3.1 38.8 1.0 PG C:GSP1382 3.2 40.0 1.0 CB C:SER52 3.3 43.1 1.0 O3B C:GSP1382 3.4 37.4 1.0 CB C:THR193 3.4 49.3 1.0 N C:SER52 4.0 39.5 1.0 O2A C:GSP1382 4.0 35.6 1.0 O2G C:GSP1382 4.0 45.2 1.0 N C:THR193 4.0 50.1 1.0 O1B C:GSP1382 4.1 43.0 1.0 OD2 C:ASP218 4.2 47.1 1.0 O3A C:GSP1382 4.2 35.3 1.0 CA C:SER52 4.2 42.5 1.0 O C:VAL191 4.2 53.3 1.0 CA C:THR193 4.3 50.2 1.0 OD1 C:ASP218 4.5 42.6 1.0 PA C:GSP1382 4.5 36.3 1.0 S1G C:GSP1382 4.5 38.3 1.0 CG2 C:THR193 4.5 49.8 1.0 O C:VAL219 4.6 38.0 1.0 O1A C:GSP1382 4.6 37.2 1.0 CG C:ASP218 4.7 45.0 1.0 CB C:LYS51 4.8 34.7 1.0 C C:LYS51 5.0 38.6 1.0

J.C.Jones, J.W.Duffy, M.Machius, B.R.S.Temple, H.G.Dohlman, A.M.Jones. The Crystal Structure of A Self-Activating G Protein Alpha Subunit Reveals Its Distinct Mechanism of Signal Initiation Sci.Signal. V. 159 RA8 2011.
ISSN: ESSN 1937-9145
PubMed: 21304159
DOI: 10.1126/SCISIGNAL.2001446