9QSQ | pdb_00009qsq

Mn(III)-substituted Wells-Dawson binding to Hen Egg-White Lysozyme (HEWL)

PDB DOI: https://doi.org/10.2210/pdb9QSQ/pdb

Classification: PROTEIN BINDING
Organism(s): Gallus gallus
Expression System: Gallus gallus
Mutation(s): No

Deposited: 2025-04-07 Released: 2025-09-17
Deposition Author(s): Moussawi, M.A.
Funding Organization(s): Research Foundation - Flanders (FWO)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.87 Å
R-Value Free:
0.246 (Depositor), 0.246 (DCC)
R-Value Work:
0.185 (Depositor), 0.185 (DCC)
R-Value Observed:
0.188 (Depositor)

Starting Model: experimental
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Ligand Structure Quality Assessment

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Literature

Fast and selective protein modification with iron-substituted polyoxometalates via a radical pathway

Moussawi, M.A., Abdelhameed, S.A.M., de Azambuja, F., Wijten, A., Vasovic, T., Velickovic, T.C., Parac-Vogt, T.N.

(2025) Inorg Chem Front

DOI: https://doi.org/10.1039/D5QI01454A

Macromolecule Content

Total Structure Weight: 18.59 kDa
Atom Count: 1,189
Modeled Residue Count: 129
Deposited Residue Count: 129
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Lysozyme C	A	129	Gallus gallus	Mutation(s): 0 Gene Names: LYZ EC: 3.2.1.17
UniProt
Find proteins for P00698 (Gallus gallus) Explore P00698 Go to UniProtKB: P00698
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P00698
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
A1JAD (Subject of Investigation/LOI) Query on A1JAD Download:Ideal Coordinates CCD File SDF format, chain B [auth A] MOL2 format, chain B [auth A] mmCIF format, chain B [auth A]	B [auth A]	Manganese substituted Wells-Dawson polyoxometalate H₂ Mn O₆₁ P₂ W₁₇ IJYRNUIESFHHEN-UHFFFAOYSA-N		Interactions Focus chain B [auth A]
CL Query on CL Download:Ideal Coordinates CCD File SDF format, chain C [auth A] MOL2 format, chain C [auth A] mmCIF format, chain C [auth A]	C [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M		Interactions Focus chain C [auth A]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.87 Å
R-Value Free: 0.246 (Depositor), 0.246 (DCC)
R-Value Work: 0.185 (Depositor), 0.185 (DCC)
R-Value Observed: 0.188 (Depositor)

Space Group: P 4₃ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 77.9	α = 90
b = 77.9	β = 90
c = 37.127	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
Aimless	data scaling
XDS	data reduction
PHASER	phasing

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2025-09-17

Deposition Author(s):

Funding Organization	Location	Grant Number
Research Foundation - Flanders (FWO)	Belgium	195931
Research Foundation - Flanders (FWO)	Belgium	1281921N

Revision History (Full details and data files)

Version 1.0: 2025-09-17
Type: Initial release

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.