Magnesium in the structure of Elongation Factor Tu in Complex With Aurodox (pdb 1ha3)

The binding sites of Magnesium atom in the structure of Elongation Factor Tu in Complex With Aurodox (pdb code 1ha3). This binding sites where shown with 5.0 Angstroms radius around Magnesium atom. The 1ha3 structure was solved by L.VOGELEY, G.J.PALM, J.R.MESTERS, R.HILGENFELD, with X-Ray Crystallography technique, brief refinement statistics is given in the table below: Resolution (A) 20.0-2.0 Space group P1211 a (A) 69.000 b (A) 101.400 c (A) 79.100 alpha (°) 90.00 beta (°) 113.60 gamma (°) 90.00 Rfactor (%) 19.1 Rfree (%) 22.1 Magnesium Binding Sites: Magnesium binding site 1 out of 2 in 1ha3 Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 1 of Magnesium in the PDB 1ha3. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Magnesium atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: A: Lys24, A: Thr25, A: Asp51, A: Asp81, A: Cys82, A: Pro83, A: Gdp406, A: Hoh2018, A: Hoh2027, A: Hoh2042, A: Hoh2043, A: Hoh2258, A: Hoh2260, A: Hoh2261, conact list: Atom Atom Distance (A) Mg CB A:Lys24 4.54 Mg CE A:Lys24 4.55 Mg C A:Lys24 4.82 Mg NZ A:Lys24 4.88 Mg N A:Thr25 3.81 Mg CB A:Thr25 3.25 Mg CG2 A:Thr25 4.33 Mg OG1 A:Thr25 2.06 Mg CA A:Thr25 4.10 Mg OD1 A:Asp51 4.09 Mg OD2 A:Asp81 4.07 Mg OD1 A:Asp81 4.36 Mg CG A:Asp81 4.63 Mg O A:Cys82 4.44 Mg O A:Pro83 4.50 Mg C A:Pro83 4.93 Mg CA A:Pro83 4.49 Mg O3B A:Gdp406 4.23 Mg PA A:Gdp406 4.58 Mg O2A A:Gdp406 4.76 Mg O1B A:Gdp406 3.51 Mg PB A:Gdp406 3.31 Mg O2B A:Gdp406 2.08 Mg O3A A:Gdp406 4.34 Mg O1A A:Gdp406 4.09 Mg O A:Hoh2018 2.04 Mg O A:Hoh2027 4.09 Mg O A:Hoh2042 4.32 Mg O A:Hoh2043 2.10 Mg O A:Hoh2258 2.12 Mg O A:Hoh2260 2.20 Mg O A:Hoh2261 4.80 interactive model: Magnesium binding site 2 out of 2 in 1ha3 Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 2 of Magnesium in the PDB 1ha3. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Magnesium atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: B: Lys24, B: Thr25, B: Asp81, B: Cys82, B: Pro83, B: Gdp406, B: Hoh2013, B: Hoh2019, B: Hoh2049, B: Hoh2051, B: Hoh2056, B: Hoh2119, B: Hoh2311, B: Hoh2312, B: Hoh2319, conact list: Atom Atom Distance (A) Mg CB B:Lys24 4.46 Mg CE B:Lys24 4.41 Mg C B:Lys24 4.80 Mg NZ B:Lys24 4.93 Mg N B:Thr25 3.76 Mg CB B:Thr25 3.25 Mg CG2 B:Thr25 4.37 Mg OG1 B:Thr25 2.11 Mg CA B:Thr25 4.07 Mg OD2 B:Asp81 4.01 Mg OD1 B:Asp81 4.42 Mg CG B:Asp81 4.62 Mg O B:Cys82 4.49 Mg O B:Pro83 4.49 Mg C B:Pro83 4.97 Mg CA B:Pro83 4.62 Mg O3B B:Gdp406 2.04 Mg PA B:Gdp406 4.58 Mg O2A B:Gdp406 4.83 Mg O1B B:Gdp406 4.22 Mg PB B:Gdp406 3.23 Mg O2B B:Gdp406 3.33 Mg O3A B:Gdp406 4.29 Mg O1A B:Gdp406 4.08 Mg O B:Hoh2013 4.51 Mg O B:Hoh2019 2.07 Mg O B:Hoh2049 4.41 Mg O B:Hoh2051 2.22 Mg O B:Hoh2056 4.16 Mg O B:Hoh2119 4.39 Mg O B:Hoh2311 1.99 Mg O B:Hoh2312 4.58 Mg O B:Hoh2319 2.14 interactive model: