Sodium in the structure of Crystal Structure of the S225E Mutant KIR3.1 Cytoplasmic Pore Domain (pdb 3k6n)

The binding sites of Sodium atom in the structure of Crystal Structure of the S225E Mutant KIR3.1 Cytoplasmic Pore Domain (pdb code 3k6n). This binding sites where shown with 5.0 Angstroms radius around Sodium atom. The 3k6n structure was solved by Y.XU, H.G.SHIN, S.SZEP, Z.LU, with X-Ray Crystallography technique, brief refinement statistics is given in the table below: Resolution (A) 40.0-2.0 Space group P4212 a (A) 77.455 b (A) 77.455 c (A) 86.723 alpha (°) 90.00 beta (°) 90.00 gamma (°) 90.00 Rfactor (%) 25.4 Rfree (%) 26.6 Sodium Binding Sites: Sodium binding site 1 out of 5 in 3k6n Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 1 of Sodium in the PDB 3k6n. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Sodium atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: A: Hoh529, conact list: Atom Atom Distance (A) Na O A:Hoh529 3.59 interactive model: Sodium binding site 2 out of 5 in 3k6n Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 2 of Sodium in the PDB 3k6n. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Sodium atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: A: Glu225, A: Hoh510, A: Hoh526, conact list: Atom Atom Distance (A) Na OE1 A:Glu225 4.14 Na OE2 A:Glu225 4.06 Na CD A:Glu225 4.55 Na O A:Hoh510 2.72 Na O A:Hoh526 4.77 interactive model: Sodium binding site 3 out of 5 in 3k6n Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 3 of Sodium in the PDB 3k6n. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Sodium atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: A: Hoh511, A: Hoh512, conact list: Atom Atom Distance (A) Na O A:Hoh511 3.36 Na O A:Hoh512 3.56 interactive model: Sodium binding site 4 out of 5 in 3k6n Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 4 of Sodium in the PDB 3k6n. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Sodium atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: A: Phe255, A: Na11, conact list: Atom Atom Distance (A) Na CZ A:Phe255 4.79 Na NA A:Na11 4.91 interactive model: Sodium binding site 5 out of 5 in 3k6n Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 5 of Sodium in the PDB 3k6n. Coordination sphere was calculated for all residues within 5.0 Angstroms distance from the central Sodium atom, shown by VdW sphere Residues shown as a stick model or VDW spheres: A: Na10, A: Hoh513, A: Hoh514, conact list: Atom Atom Distance (A) Na NA A:Na10 4.91 Na O A:Hoh513 3.38 Na O A:Hoh514 3.92 interactive model: