Zirconium in PDB 4xyy: Hen Egg-White Lysozyme (Hewl) Complexed with Zr(IV)-Substituted Keggin-Type Polyoxometalate

Enzymatic activity of Hen Egg-White Lysozyme (Hewl) Complexed with Zr(IV)-Substituted Keggin-Type Polyoxometalate

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

Protein crystallography data

The structure of Hen Egg-White Lysozyme (Hewl) Complexed with Zr(IV)-Substituted Keggin-Type Polyoxometalate, PDB code: 4xyy was solved by 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)*	38.62 / 1.38
*Space group*	P 4₃ 2₁ 2
*Cell size a, b, c (Å), α, β, γ (°)*	77.232, 77.232, 37.961, 90.00, 90.00, 90.00
*R / R_free (%)*	16.2 / 18.4

Other elements in 4xyy:

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

Tungsten

(W)

11 atoms

Zirconium Binding Sites:

The binding sites of Zirconium atom in the Hen Egg-White Lysozyme (Hewl) Complexed with Zr(IV)-Substituted Keggin-Type Polyoxometalate (pdb code 4xyy). This binding sites where shown within 5.0 Angstroms radius around Zirconium atom.
In total only one binding site of Zirconium was determined in the Hen Egg-White Lysozyme (Hewl) Complexed with Zr(IV)-Substituted Keggin-Type Polyoxometalate, PDB code: 4xyy:

Zirconium binding site 1 out of 1 in 4xyy

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Zirconium Binding Sites List in 4xyy

Zirconium binding site 1 out of 1 in the Hen Egg-White Lysozyme (Hewl) Complexed with Zr(IV)-Substituted Keggin-Type Polyoxometalate

Mono view

Stereo pair view

A full contact list of Zirconium with other atoms in the Zr binding site number 1 of Hen Egg-White Lysozyme (Hewl) Complexed with Zr(IV)-Substituted Keggin-Type Polyoxometalate within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
A:Zr201 b:18.9 occ:0.22	ZR1	A:ZKG201	0.0	18.9	0.2
	O77	A:ZKG201	2.1	19.5	0.2
	O76	A:ZKG201	2.1	19.6	0.2
	O75	A:ZKG201	2.2	21.3	0.2
	O	A:HOH423	2.2	26.2	0.2
	O78	A:ZKG201	2.2	18.7	0.2
	O61	A:ZKG201	2.7	16.4	0.2
	W17	A:ZKG201	3.5	13.4	0.2
	W18	A:ZKG201	3.6	14.5	0.2
	P2	A:ZKG201	3.6	12.9	0.2
	W12	A:ZKG201	3.7	19.1	0.2
	W13	A:ZKG201	3.7	17.3	0.2
	O55	A:ZKG201	3.8	16.7	0.2
	O41	A:ZKG201	3.8	17.0	0.2
	O59	A:ZKG201	3.8	16.6	0.2
	O	A:HOH307	3.9	36.0	1.0
	O60	A:ZKG201	3.9	17.5	0.2
	O53	A:ZKG201	4.0	16.9	0.2
	O57	A:ZKG201	4.0	18.3	0.2
	O46	A:ZKG201	4.3	19.3	0.2
	O45	A:ZKG201	4.5	16.1	0.2
	O40	A:ZKG201	4.6	17.9	0.2
	O42	A:ZKG201	4.7	18.6	0.2
	O54	A:ZKG201	4.8	19.1	0.2
	O56	A:ZKG201	4.9	16.9	0.2
	O62	A:ZKG201	5.0	16.2	0.2

Reference:

A.Sap, E.De Zitter, L.Van Meervelt, T.N.Parac-Vogt. Structural Characterization of the Complex Between Hen Egg-White Lysozyme and Zr(IV) -Substituted Keggin Polyoxometalate As Artificial Protease. Chemistry V. 21 11692 2015.
ISSN: ISSN 0947-6539
PubMed: 26179600
DOI: 10.1002/CHEM.201501998

Page generated: Fri Aug 22 19:01:17 2025

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