Potassium in PDB 8fhx: Structure of Lettuce Aptamer Bound to Dfhbi-1T

The structure of Structure of Lettuce Aptamer Bound to Dfhbi-1T, PDB code: 8fhx was solved by L.F.M.Passalacqua, A.R.Ferre-D'amare, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	41.61 / 2.50
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	25.015, 44.417, 118.921, 90, 90, 90
R / Rfree (%)	22.5 / 26.8

The structure of Structure of Lettuce Aptamer Bound to Dfhbi-1T also contains other interesting chemical elements:

Fluorine	(F)	5 atoms
Magnesium	(Mg)	4 atoms

The binding sites of Potassium atom in the Structure of Lettuce Aptamer Bound to Dfhbi-1T (pdb code 8fhx). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Structure of Lettuce Aptamer Bound to Dfhbi-1T, PDB code: 8fhx:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Structure of Lettuce Aptamer Bound to Dfhbi-1T


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Structure of Lettuce Aptamer Bound to Dfhbi-1T within 5.0Å range: probe atom residue distance (Å) B Occ A:K101 b:36.5 occ:1.00 O6 A:DG10 2.7 32.2 1.0 O6 A:DG24 2.8 31.4 1.0 O6 A:DG19 2.8 34.1 1.0 O6 A:DG9 2.8 36.3 1.0 O6 A:DG25 2.8 31.8 1.0 O6 A:DG45 2.8 33.6 1.0 O6 A:DG18 3.1 34.9 1.0 O6 A:DG46 3.1 33.1 1.0 K A:K102 3.3 38.0 1.0 N2 A:DG8 3.4 30.9 1.0 C6 A:DG9 3.5 31.9 1.0 C6 A:DG24 3.6 31.8 1.0 C6 A:DG10 3.6 32.3 1.0 C6 A:DG19 3.6 32.2 1.0 C6 A:DG45 3.6 32.5 1.0 N1 A:DG19 3.7 32.2 1.0 C6 A:DG25 3.7 32.5 1.0 N1 A:DG9 3.8 32.3 1.0 N1 A:DG10 3.8 34.9 1.0 C6 A:DG18 3.8 34.0 1.0 N1 A:DG45 3.9 31.6 1.0 N1 A:DG25 3.9 32.9 1.0 N1 A:DG24 3.9 31.8 1.0 C6 A:DG46 3.9 33.7 1.0 N1 A:DG18 4.1 35.9 1.0 N1 A:DG46 4.1 33.8 1.0 C2 A:DG8 4.2 31.2 1.0 C5 A:DG24 4.7 32.9 1.0 C5 A:DG9 4.7 32.8 1.0 N1 A:DG8 4.7 31.6 1.0 N3 A:DG8 4.8 31.7 1.0 C5 A:DG45 4.9 31.8 1.0 C5 A:DG10 4.9 33.5 1.0 C2 A:DG9 5.0 33.5 1.0 C5 A:DG18 5.0 34.2 1.0

Potassium binding site 2 out of 2 in the Structure of Lettuce Aptamer Bound to Dfhbi-1T


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Structure of Lettuce Aptamer Bound to Dfhbi-1T within 5.0Å range: probe atom residue distance (Å) B Occ A:K102 b:38.0 occ:1.00 O9 A:2ZY107 2.6 33.9 1.0 O6 A:DG45 2.7 33.6 1.0 N1 A:DA11 2.8 33.9 1.0 O6 A:DG25 2.8 31.8 1.0 O6 A:DG10 2.8 32.2 1.0 O A:HOH214 2.9 32.8 1.0 O6 A:DG18 3.0 34.9 1.0 K A:K101 3.3 36.5 1.0 C6 A:DG25 3.5 32.5 1.0 C6 A:DG10 3.5 32.3 1.0 C6 A:DG45 3.5 32.5 1.0 N6 A:DA11 3.6 34.3 1.0 C6 A:DA11 3.6 33.9 1.0 C2 A:DA11 3.6 36.7 1.0 C5 A:2ZY107 3.6 36.4 1.0 N1 A:DG45 3.7 31.6 1.0 N1 A:DG10 3.7 34.9 1.0 F7 A:2ZY107 3.8 34.6 1.0 O A:HOH210 3.8 34.5 1.0 N1 A:DG25 3.9 32.9 1.0 C6 A:DG18 3.9 34.0 1.0 C4 A:2ZY107 4.1 40.7 1.0 N1 A:DG18 4.2 35.9 1.0 C5 A:DG25 4.5 35.2 1.0 C6 A:2ZY107 4.6 40.9 1.0 C5 A:DG10 4.6 33.5 1.0 N2 A:DG44 4.6 35.0 1.0 C5 A:DG45 4.8 31.8 1.0 F8 A:2ZY107 4.9 42.3 1.0 C2 A:DG10 4.9 32.6 1.0 C5 A:DA11 4.9 34.9 1.0 N3 A:DA11 4.9 38.6 1.0 C2 A:DG45 4.9 32.3 1.0

L.F.M.Passalacqua, A.R.Ferre-D'amare. Structure of Lettuce Aptamer Bound to Dfhbi-1T To Be Published.