Platinum in the structure of Crystal Structure of An Immune Receptor (pdb 3un9)

The binding sites of Platinum atom in the structure of Crystal Structure of An Immune Receptor (pdb code 3un9). This binding sites where shown with 5.0 Angstroms radius around Platinum atom. The 3un9 structure was solved by M.HONG, S.I.YOON, I.A.WILSON, with X-Ray Crystallography technique, brief refinement statistics is given in the table below: Resolution (A) 77.2-2.6 Space group C2221 a (A) 99.011 b (A) 123.469 c (A) 145.848 alpha (°) 90.00 beta (°) 90.00 gamma (°) 90.00 Rfactor (%) 22.3 Rfree (%) 26.7 Platinum Binding Sites: Platinum binding site 1 out of 4 in 3un9 Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 1 of Platinum in the PDB 3un9. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Platinum atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: A: His816, A: Tyr844, conact list: Atom Atom Distance (A) Pt NE2 A:His816 2.00 Pt ND1 A:His816 3.35 Pt CD2 A:His816 3.30 Pt CE1 A:His816 2.11 Pt CG A:His816 3.94 Pt CZ A:Tyr844 4.67 Pt CE1 A:Tyr844 4.91 Pt OH A:Tyr844 4.35 interactive model: Platinum binding site 2 out of 4 in 3un9 Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 2 of Platinum in the PDB 3un9. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Platinum atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: A: Val719, B: Gln686, conact list: Atom Atom Distance (A) Pt O A:Val719 4.74 Pt CB A:Val719 4.99 Pt CG1 A:Val719 4.46 Pt CA A:Val719 4.72 Pt CD B:Gln686 4.84 Pt CG B:Gln686 4.20 interactive model: Platinum binding site 3 out of 4 in 3un9 Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 3 of Platinum in the PDB 3un9. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Platinum atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: B: His816, B: Tyr844, conact list: Atom Atom Distance (A) Pt NE2 B:His816 2.37 Pt ND1 B:His816 3.44 Pt CD2 B:His816 3.58 Pt CE1 B:His816 2.30 Pt CG B:His816 4.10 Pt CE2 B:Tyr844 4.82 Pt CZ B:Tyr844 4.17 Pt CE1 B:Tyr844 4.59 Pt OH B:Tyr844 3.72 interactive model: Platinum binding site 4 out of 4 in 3un9 Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 4 of Platinum in the PDB 3un9. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Platinum atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: C: His816, C: Tyr844, conact list: Atom Atom Distance (A) Pt NE2 C:His816 1.94 Pt ND1 C:His816 3.71 Pt CD2 C:His816 3.17 Pt CE1 C:His816 2.51 Pt CG C:His816 4.05 Pt OH C:Tyr844 4.99 interactive model: