Potassium in PDB 3k2r: Crystal Structure of Spin Labeled T4 Lysozyme Mutant K65V1/R76V1

All present enzymatic activity of Crystal Structure of Spin Labeled T4 Lysozyme Mutant K65V1/R76V1:
3.2.1.17;

The structure of Crystal Structure of Spin Labeled T4 Lysozyme Mutant K65V1/R76V1, PDB code: 3k2r was solved by D.Toledo Warshaviak, D.Cascio, V.V.Khramtsov, W.L.Hubbell, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	25.25 / 1.50
Space group	P 32 2 1
Cell size a, b, c (Å), α, β, γ (°)	59.547, 59.547, 95.280, 90.00, 90.00, 120.00
R / Rfree (%)	19.7 / 21.2

The structure of Crystal Structure of Spin Labeled T4 Lysozyme Mutant K65V1/R76V1 also contains other interesting chemical elements:

Chlorine

(Cl)

2 atoms

The binding sites of Potassium atom in the Crystal Structure of Spin Labeled T4 Lysozyme Mutant K65V1/R76V1 (pdb code 3k2r). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total only one binding site of Potassium was determined in the Crystal Structure of Spin Labeled T4 Lysozyme Mutant K65V1/R76V1, PDB code: 3k2r:

Potassium binding site 1 out of 1 in the Crystal Structure of Spin Labeled T4 Lysozyme Mutant K65V1/R76V1


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Crystal Structure of Spin Labeled T4 Lysozyme Mutant K65V1/R76V1 within 5.0Å range: probe atom residue distance (Å) B Occ A:K169 b:25.1 occ:1.00 O A:GLU11 3.0 18.0 1.0 OH A:TYR18 3.0 24.2 1.0 O A:HOH190 3.1 21.1 1.0 OE1 A:GLU11 3.1 19.8 1.0 O A:HOH243 3.6 25.3 1.0 O A:HOH229 3.7 23.4 1.0 C A:GLU11 3.9 15.5 1.0 CZ A:TYR18 3.9 20.7 1.0 CA A:GLU11 4.0 14.6 1.0 CE2 A:TYR18 4.0 20.1 1.0 CD A:GLU11 4.3 19.0 1.0 CB A:GLU11 4.4 15.1 1.0 CA A:GLY30 4.5 15.8 1.0 O A:HOH283 4.7 28.2 1.0 N A:GLY30 4.8 13.2 1.0 O A:ASP10 4.9 17.4 1.0 CB A:ASP20 4.9 16.9 1.0

D.Toledo Warshaviak, D.Cascio, V.V.Khramtsov, W.L.Hubbell. Crystal Structure of Spin Labeled T4 Lysozyme Mutant K65V1/R76V1 To Be Published.