9IG6 | pdb_00009ig6

Hen egg-white lysozyme structure determined by 3DED/MicroED on a 200 keV microscope

• PDB DOI: https://doi.org/10.2210/pdb9IG6/pdb

• Classification: HYDROLASE
• Organism(s): Gallus gallus
• Mutation(s): No 


• Deposited: 2025-02-19 Released: 2025-03-19 
• Deposition Author(s): Shaikhqasem, A., Hamdi, F., Machner, L., Parthier, C., Breithaupt, C., Kyrilis, F.L., Feller, S.M., Kastritis, P.L., Stubbs, M.T.
• Funding Organization(s): Other government

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Experimental Data Snapshot

• Method: ELECTRON CRYSTALLOGRAPHY
• Resolution: 2.80 Å
• R-Value Free: 
  0.326 (Depositor) 
• R-Value Work: 
  0.294 (Depositor) 

Starting Model: experimental

Literature

Hen egg-white lysozyme structure determined by 3DED/MicroED on a 200 keV microscope

Shaikhqasem, A., Hamdi, F., Machner, L., Parthier, C., Breithaupt, C., Kyrilis, F.L., Feller, S.M., Kastritis, P.L., Stubbs, M.T.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 14.33 kDa 
• Atom Count: 1,013 
• Modeled Residue Count: 129 
• Deposited Residue Count: 129 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Lysozyme C	A	129	Gallus gallus	Mutation(s): 0  EC: 3.2.1.17
UniProt
Find proteins for P00698 (Gallus gallus) Explore P00698  Go to UniProtKB:  P00698

Experimental Data & Validation

Experimental Data

• Method: ELECTRON CRYSTALLOGRAPHY
• Resolution: 2.80 Å
• R-Value Free:  0.326 (Depositor) 
• R-Value Work:  0.294 (Depositor) 

Space Group: P 4₃ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 78.59	α = 90
b = 78.59	β = 90
c = 37.84	γ = 90

Software Package:

Software Name	Purpose
XDS	data scaling
REFMAC	refinement

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-03-19 
Deposition Author(s): Shaikhqasem, A., Hamdi, F., Machner, L., Parthier, C., Breithaupt, C., Kyrilis, F.L., Feller, S.M., Kastritis, P.L., Stubbs, M.T.

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Funding Organization	Location	Grant Number
Other government		BMBF ZIK HALOmem, grant no. 03Z22HN23
Other government		BMBF ZIK HALOmem, grant no. 03Z22HI2
Other government		BMBF, CORONAmem, grant no. 03COV04
Other government		EFRE for Saxony-Anhalt (grant no. ZS/2016/04/78115 and grant no. ZS/2024/05/187255
Other government		DFG, project numbers 391498659, RTG 2467 and 514901783, CRC 1664
Other government		The European Union Horizon Europe ERA Chair hot4cryo, project number 101086665

Revision History  

• Version 1.0: 2025-03-19
  Type: Initial release