Magnesium in the structure of Crystal Structure Of the Gtp-Bound Form of RASQ61G (pdb 1zw6)

The binding sites of Magnesium atom in the structure of Crystal Structure Of the Gtp-Bound Form of RASQ61G (pdb code 1zw6). This binding sites where shown with 5.0 Angstroms radius around Magnesium atom. The 1zw6 structure was solved by B.FORD, V.HORNAK, H.KLEINMAN, N.NASSAR, with X-Ray Crystallography technique, brief refinement statistics is given in the table below: Resolution (A) 30.8-1.5 Space group H32 a (A) 88.776 b (A) 88.776 c (A) 134.392 alpha (°) 90.00 beta (°) 90.00 gamma (°) 120.00 Rfactor (%) 14.4 Rfree (%) 17.4 Magnesium Binding Sites: Magnesium binding site 1 out of 3 in 1zw6 Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 1 of Magnesium in the PDB 1zw6. 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: Lys16, A: Ser17, A: Asp33, A: Pro34, A: Thr35, A: Asp57, A: Thr58, A: Gnp268, A: Hoh272, A: Hoh280, A: Hoh434, conact list: Atom Atom Distance (A) Mg CB A:Lys16 4.86 Mg CE A:Lys16 4.98 Mg C A:Lys16 4.97 Mg N A:Ser17 3.90 Mg CB A:Ser17 3.15 Mg OG A:Ser17 2.06 Mg CA A:Ser17 4.10 Mg O A:Asp33 4.40 Mg C A:Pro34 4.80 Mg N A:Thr35 3.90 Mg CB A:Thr35 3.12 Mg CG2 A:Thr35 4.14 Mg OG1 A:Thr35 2.09 Mg CA A:Thr35 4.14 Mg OD2 A:Asp57 4.03 Mg OD1 A:Asp57 4.15 Mg CG A:Asp57 4.47 Mg O A:Thr58 4.49 Mg PG A:Gnp268 3.18 Mg O2G A:Gnp268 1.98 Mg PA A:Gnp268 4.48 Mg O2B A:Gnp268 2.05 Mg O3A A:Gnp268 4.22 Mg N3B A:Gnp268 3.41 Mg O3G A:Gnp268 4.05 Mg O2A A:Gnp268 4.15 Mg O1B A:Gnp268 4.34 Mg PB A:Gnp268 3.25 Mg O1G A:Gnp268 4.38 Mg O1A A:Gnp268 4.62 Mg O A:Hoh272 2.06 Mg O A:Hoh280 4.15 Mg O A:Hoh434 2.13 interactive model: Magnesium binding site 2 out of 3 in 1zw6 Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 2 of Magnesium in the PDB 1zw6. 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: Glu162, A: Gln165, A: Hoh360, A: Hoh366, A: Hoh419, A: Hoh431, A: Hoh435, conact list: Atom Atom Distance (A) Mg OE1 A:Glu162 4.82 Mg OE2 A:Glu162 4.73 Mg NE2 A:Gln165 3.89 Mg OE1 A:Gln165 2.29 Mg CB A:Gln165 4.71 Mg CD A:Gln165 3.34 Mg CG A:Gln165 4.52 Mg O A:Hoh360 2.59 Mg O A:Hoh366 1.88 Mg O A:Hoh419 2.71 Mg O A:Hoh431 1.68 Mg O A:Hoh435 2.23 interactive model: Magnesium binding site 3 out of 3 in 1zw6 Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 3 of Magnesium in the PDB 1zw6. 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: Thr124, A: Gln129, A: Hoh279, A: Hoh284, A: Hoh308, conact list: Atom Atom Distance (A) Mg O A:Thr124 4.10 Mg NE2 A:Gln129 3.95 Mg NE2 A:Gln129 4.18 Mg OE1 A:Gln129 4.43 Mg CD A:Gln129 4.63 Mg CD A:Gln129 4.90 Mg O A:Hoh279 2.20 Mg O A:Hoh284 4.29 Mg O A:Hoh308 2.05 interactive model: