Sodium in the structure of High-Resolution Structure Of the Extracellular Domain of Human CD69 (pdb 3hup)

The binding sites of Sodium atom in the structure of High-Resolution Structure Of the Extracellular Domain of Human CD69 (pdb code 3hup). This binding sites where shown with 5.0 Angstroms radius around Sodium atom. The 3hup structure was solved by P.KOLENKO, J.DOHNALEK, T.SKALOVA, J.HASEK, J.DUSKOVA, O.VANEK, K.BEZOUSKA, with X-Ray Crystallography technique, brief refinement statistics is given in the table below: Resolution (A) 28.2-1.4 Space group P61 a (A) 86.067 b (A) 86.067 c (A) 61.975 alpha (°) 90.00 beta (°) 90.00 gamma (°) 120.00 Rfactor (%) 13.3 Rfree (%) 18.4 Sodium Binding Sites: Sodium binding site 1 out of 1 in 3hup Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 1 of Sodium in the PDB 3hup. 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: Gly91, A: Tyr92, A: Gln93, A: Tyr198, B: Cys85, B: Ser86, B: Glu87, B: Trp89, B: Val90, B: Gly91, A: Hoh213, A: Hoh214, B: Hoh216, conact list: Atom Atom Distance (A) Na O A:Gly91 3.10 Na C A:Gly91 3.51 Na CA A:Gly91 4.35 Na N A:Tyr92 3.89 Na C A:Tyr92 4.61 Na CA A:Tyr92 3.86 Na N A:Gln93 4.48 Na OH A:Tyr198 4.26 Na O B:Cys85 4.47 Na CB B:Cys85 3.87 Na SG B:Cys85 4.90 Na C B:Cys85 4.58 Na CA B:Cys85 4.89 Na O B:Ser86 2.90 Na N B:Ser86 4.96 Na C B:Ser86 3.90 Na O B:Glu87 4.33 Na N B:Glu87 4.39 Na C B:Glu87 4.31 Na CA B:Glu87 4.06 Na N B:Trp89 4.65 Na C B:Trp89 3.80 Na CA B:Trp89 4.75 Na O B:Trp89 2.83 Na N B:Val90 4.50 Na C B:Val90 4.64 Na CA B:Val90 4.45 Na N B:Gly91 4.08 Na CA B:Gly91 4.85 Na O A:Hoh213 2.95 Na O A:Hoh214 2.99 Na O B:Hoh216 4.68 interactive model: