9EXJ | pdb_00009exj

Crystal structure of Aspergillus fumigatus AA11 Lytic Polysaccharide Monooxygenase (AfAA11B) in complex with Cu(II)

• PDB DOI: https://doi.org/10.2210/pdb9EXJ/pdb

• Classification: METAL BINDING PROTEIN
• Organism(s): Aspergillus fumigatus Af293
• Expression System: Komagataella pastoris
• Mutation(s): No 


• Deposited: 2024-04-08 Released: 2025-04-23 
• Deposition Author(s): Hall, K.R., Ronnekleiv, S.E., Skaali, R., Rieder, L., Englund, A.N.B., Dalleywater, E.L., Ayuso-Fernandez, I., Golten, O., Rohr, A.K., Sorlie, M.
• Funding Organization(s): European Research Council (ERC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.40 Å
• R-Value Free: 
  0.191 (Depositor), 0.193 (DCC) 
• R-Value Work: 
  0.151 (Depositor), 0.155 (DCC) 
• R-Value Observed: 
  0.153 (Depositor) 

Starting Model: in silico

Literature

Surface topology prevents efficient chitin degradation for a clade of LPMOs

Hall, K.R., Ronnekleiv, S.E., Skaali, R., Rieder, L., Englund, A.N.B., Dalleywater, E.L., Ayuso-Fernandez, I., Golten, O., Rohr, A.K., Sorlie, M.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 23.79 kDa 
• Atom Count: 1,732 
• Modeled Residue Count: 193 
• Deposited Residue Count: 219 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Endoglucanase	A	219	Aspergillus fumigatus Af293	Mutation(s): 0  Gene Names: AFUA_5G03010 EC: 1.14.99
UniProt
Find proteins for Q4WEH3 (Aspergillus fumigatus (strain ATCC MYA-4609 / CBS 101355 / FGSC A1100 / Af293)) Explore Q4WEH3  Go to UniProtKB:  Q4WEH3
Glycosylation
Glycosylation Sites: 1

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NAG	C [auth A]	2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N
SO4	B [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
CU (Subject of Investigation/LOI)	D [auth A]	COPPER (II) ION Cu JPVYNHNXODAKFH-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.40 Å
• R-Value Free:  0.191 (Depositor), 0.193 (DCC) 
• R-Value Work:  0.151 (Depositor), 0.155 (DCC) 
• R-Value Observed: 0.153 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 46.414	α = 90
b = 53.777	β = 90
c = 71.834	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
autoPROC	data reduction
autoPROC	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-04-23 
Deposition Author(s): Hall, K.R., Ronnekleiv, S.E., Skaali, R., Rieder, L., Englund, A.N.B., Dalleywater, E.L., Ayuso-Fernandez, I., Golten, O., Rohr, A.K., Sorlie, M.

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Funding Organization	Location	Grant Number
European Research Council (ERC)	European Union	856446

Revision History  

• Version 1.0: 2025-04-23
  Type: Initial release