Potassium in PDB 5fhw: Hen Egg-White Lysozyme (Hewl) Complexed with Hf(IV)-Substituted Wells Dawson-Type Polyoxometalate

All present enzymatic activity of Hen Egg-White Lysozyme (Hewl) Complexed with Hf(IV)-Substituted Wells Dawson-Type Polyoxometalate:
3.2.1.17;

The structure of Hen Egg-White Lysozyme (Hewl) Complexed with Hf(IV)-Substituted Wells Dawson-Type Polyoxometalate, PDB code: 5fhw was solved by L.Vandebroek, E.De Zitter, L.Van Meervelt, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	35.31 / 1.52
Space group	P 43 21 2
Cell size a, b, c (Å), α, β, γ (°)	78.951, 78.951, 36.756, 90.00, 90.00, 90.00
R / Rfree (%)	16 / 18.9

The structure of Hen Egg-White Lysozyme (Hewl) Complexed with Hf(IV)-Substituted Wells Dawson-Type Polyoxometalate also contains other interesting chemical elements:

Tungsten	(W)	17 atoms
Hafnium	(Hf)	1 atom

The binding sites of Potassium atom in the Hen Egg-White Lysozyme (Hewl) Complexed with Hf(IV)-Substituted Wells Dawson-Type Polyoxometalate (pdb code 5fhw). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Hen Egg-White Lysozyme (Hewl) Complexed with Hf(IV)-Substituted Wells Dawson-Type Polyoxometalate, PDB code: 5fhw:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Hen Egg-White Lysozyme (Hewl) Complexed with Hf(IV)-Substituted Wells Dawson-Type Polyoxometalate


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Hen Egg-White Lysozyme (Hewl) Complexed with Hf(IV)-Substituted Wells Dawson-Type Polyoxometalate within 5.0Å range: probe atom residue distance (Å) B Occ A:K202 b:20.3 occ:1.00 O A:HOH356 3.1 13.9 1.0 O A:HOH411 3.1 24.4 1.0 O A:HOH440 3.2 29.1 1.0 O A:THR69 3.3 18.2 1.0 N A:THR69 3.3 13.9 1.0 OG A:SER72 3.5 17.3 1.0 C A:GLY67 3.5 15.9 1.0 N A:ARG68 3.6 14.0 1.0 CA A:GLY67 3.6 17.8 1.0 N A:GLY67 3.6 13.7 1.0 O A:HOH333 3.6 29.5 1.0 C A:THR69 3.7 15.6 1.0 OD1 A:ASN65 3.7 16.4 1.0 CA A:THR69 4.0 16.7 1.0 O A:HOH396 4.0 18.0 1.0 O A:GLY67 4.2 15.4 1.0 OD1 A:ASP66 4.2 14.2 1.0 CB A:THR69 4.3 14.2 1.0 C A:ARG68 4.3 13.6 1.0 CA A:ARG68 4.4 14.6 1.0 N A:PRO70 4.6 18.0 1.0 O A:HOH462 4.6 28.4 1.0 O A:HOH304 4.7 9.1 1.0 C A:ASP66 4.7 15.3 1.0 CB A:SER72 4.8 18.1 1.0 O A:HOH379 4.8 23.6 0.5 OG1 A:THR69 4.9 14.0 1.0 N A:ASP66 4.9 13.4 1.0 CG A:ASN65 4.9 15.3 1.0 O A:HOH433 5.0 30.7 1.0

Potassium binding site 2 out of 2 in the Hen Egg-White Lysozyme (Hewl) Complexed with Hf(IV)-Substituted Wells Dawson-Type Polyoxometalate


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Hen Egg-White Lysozyme (Hewl) Complexed with Hf(IV)-Substituted Wells Dawson-Type Polyoxometalate within 5.0Å range: probe atom residue distance (Å) B Occ A:K203 b:23.8 occ:1.00 OH A:TYR23 3.0 13.3 1.0 O A:HOH371 3.4 20.0 1.0 CZ A:TYR23 3.6 14.1 1.0 CE2 A:TYR23 3.7 16.0 1.0 CA A:GLY104 4.1 17.2 1.0 O A:ARG21 4.5 18.7 1.0 N A:GLY104 4.7 15.8 1.0 CE1 A:TYR23 4.8 13.4 1.0 CD2 A:TYR23 4.9 15.2 1.0

L.Vandebroek, E.De Zitter, L.Van Meervelt, T.N.Parac-Vogt. Structural Characterization of the Complex Between Hen Egg- White Lysozyme and Hfiv-Substituted Wells Dawson Polyoxometalate As Artificial Protease To Be Published.