The binding sites of Magnesium atom in the structure of Extension of A Cytosine-8-Oxoguanine Base Pair (pdb code 1u48). This binding sites where shown with 5.0 Angstroms radius around Magnesium atom. The 1u48 structure was solved by G.W.HSU, M.OBER, T.CARELL, L.S.BEESE, with X-Ray Crystallography technique, brief refinement statistics is given in the table below:
Resolution (A) | 40.8-2.1 | Space group | P212121 | a (A) | 87.342 | b (A) | 93.265 | c (A) | 106.084 | alpha (°) | 90.00 | beta (°) | 90.00 | gamma (°) | 90.00 | Rfactor (%) | 20.5 | Rfree (%) | 23.9 |
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Magnesium binding site 1 out of 1 in 1u48
|  Click to enlarge |  Click to enlarge | Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 1 of Magnesium in the PDB 1u48. 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: Asp653, A: Tyr654, A: Ser655, A: Gln656, A: Asp830, A: Hoh2512, A: Hoh2525, A: Hoh2818, A: Hoh2915, A: Hoh3202, A: Hoh3456, | conact list:
Atom | Atom | Distance (A) | Mg | O A:Asp653 | 4.90 | Mg | CB A:Asp653 | 3.85 | Mg | OD2 A:Asp653 | 4.79 | Mg | C A:Asp653 | 4.60 | Mg | OD1 A:Asp653 | 2.71 | Mg | CG A:Asp653 | 3.64 | Mg | CA A:Asp653 | 4.87 | Mg | O A:Tyr654 | 2.80 | Mg | N A:Tyr654 | 4.60 | Mg | C A:Tyr654 | 3.95 | Mg | CA A:Tyr654 | 4.94 | Mg | N A:Ser655 | 4.71 | Mg | CA A:Ser655 | 4.58 | Mg | N A:Gln656 | 4.97 | Mg | OD2 A:Asp830 | 3.05 | Mg | OD1 A:Asp830 | 4.38 | Mg | CG A:Asp830 | 3.97 | Mg | O A:Hoh2512 | 3.81 | Mg | O A:Hoh2525 | 3.06 | Mg | O A:Hoh2818 | 4.16 | Mg | O A:Hoh2915 | 4.53 | Mg | O A:Hoh3202 | 3.20 | Mg | O A:Hoh3456 | 3.15 |
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