Sodium in the structure of Crystal Structure of Dfpr-Viia/Stf (pdb 2fir)

The binding sites of Sodium atom in the structure of Crystal Structure of Dfpr-Viia/Stf (pdb code 2fir). This binding sites where shown with 5.0 Angstroms radius around Sodium atom. The 2fir structure was solved by S.P.BAJAJ, A.E.SCHMIDT, K.PADMANABHAN, M.S.BAJAJ, D.PREVOST, H.SCHREUDER, with X-Ray Crystallography technique, brief refinement statistics is given in the table below: Resolution (A) 8.0-2.0 Space group P212121 a (A) 70.020 b (A) 80.980 c (A) 126.330 alpha (°) 90.00 beta (°) 90.00 gamma (°) 90.00 Rfactor (%) 20.7 Rfree (%) 28.1 Sodium Binding Sites: Sodium binding site 1 out of 1 in 2fir Click to enlarge Click to enlarge Mono- and Stereo- picture of 5.0 Angstrom coordination sphere 1 of Sodium in the PDB 2fir. 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: H: Tyr184, H: Ser185, H: Asp186, H: Gly187, H: Ser188A, H: Ala221A, H: Thr221, H: Val222, H: Gly223, H: His224, H: Hoh1067, H: Hoh1198, H: Hoh1216, H: Hoh1290, conact list: Atom Atom Distance (A) Na O H:Tyr184 2.72 Na C H:Tyr184 3.63 Na CA H:Tyr184 4.96 Na O H:Ser185 3.41 Na N H:Ser185 3.89 Na CB H:Ser185 4.60 Na C H:Ser185 3.23 Na CA H:Ser185 3.31 Na N H:Asp186 3.67 Na C H:Asp186 4.10 Na OD1 H:Asp186 4.94 Na CA H:Asp186 4.42 Na N H:Gly187 2.96 Na C H:Gly187 4.46 Na CA H:Gly187 3.41 Na N H:Ser188A 4.64 Na O H:Ala221A 3.95 Na N H:Ala221A 4.93 Na C H:Ala221A 3.60 Na CB H:Ala221A 4.77 Na CA H:Ala221A 3.89 Na O H:Thr221 2.53 Na N H:Thr221 3.57 Na C H:Thr221 3.25 Na CA H:Thr221 4.08 Na N H:Val222 3.87 Na C H:Val222 4.55 Na CA H:Val222 4.02 Na N H:Gly223 4.51 Na O H:His224 3.10 Na N H:His224 4.33 Na C H:His224 4.23 Na CA H:His224 4.78 Na O H:Hoh1067 4.82 Na O H:Hoh1198 3.09 Na O H:Hoh1216 4.65 Na O H:Hoh1290 2.52 interactive model: