6S8W

Aromatic aminotransferase AroH (Aro8) form Aspergillus fumigatus in complex with PLP (internal aldimine)

• PDB DOI: https://doi.org/10.2210/pdb6S8W/pdb

• Classification: TRANSFERASE
• Organism(s): Aspergillus fumigatus Af293
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2019-07-10 Released: 2020-08-26 
• Deposition Author(s): Giardina, G., Mirco, D., Spizzichino, S., Zelante, T., Cutruzzola, F., Romani, L., Cellini, B.
• Funding Organization(s): Italian Ministry of Education, European Research Council

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.293 
• R-Value Work: 0.245 
• R-Value Observed: 0.248 

Starting Model: experimental

Literature

Crystal structure of Aspergillus fumigatus AroH, an aromatic amino acid aminotransferase

Spizzichino, S., Pampalone, G., Dindo, M., Bruno, A., Romani, L., Cutruzzola, F., Zelante, T., Pieroni, M., Cellini, B., Giardina, G.

(2021) Proteins 

• DOI: https://doi.org/10.1002/prot.26234

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 2 assigned by authors.

Macromolecule Content

• Total Structure Weight: 237.92 kDa 
• Atom Count: 14,737 
• Modelled Residue Count: 1,940 
• Deposited Residue Count: 2,136 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Aromatic aminotransferase Aro8, putative	A, B, C, D	534	Aspergillus fumigatus Af293	Mutation(s): 0  Gene Names: AFUA_2G13630 EC: 2.6.1
UniProt
Find proteins for Q4X0F7 (Aspergillus fumigatus (strain ATCC MYA-4609 / CBS 101355 / FGSC A1100 / Af293)) Explore Q4X0F7  Go to UniProtKB:  Q4X0F7

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PLP	E [auth A], G [auth B], H [auth C], J [auth D]	PYRIDOXAL-5'-PHOSPHATE C8 H10 N O6 P NGVDGCNFYWLIFO-UHFFFAOYSA-N
FMT	F [auth A], I [auth D]	FORMIC ACID C H2 O2 BDAGIHXWWSANSR-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.293 
• R-Value Work: 0.245 
• R-Value Observed: 0.248 
• Space Group: P 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 64.209	α = 84.77
b = 75.26	β = 87.51
c = 121.631	γ = 65.37

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
Aimless	data scaling
MOLREP	phasing
PDB_EXTRACT	data extraction

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2020-08-26 
Deposition Author(s): Giardina, G., Mirco, D., Spizzichino, S., Zelante, T., Cutruzzola, F., Romani, L., Cellini, B.

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Funding Organization	Location	Grant Number
Italian Ministry of Education	Italy	RP11715C644A5CCE
Italian Ministry of Education	Italy	RG11816430AF48E1
Italian Ministry of Education	Italy	PGR13XNIDJ
European Research Council	Italy	ERC-2011-AdG-293714

Revision History  

• Version 1.0: 2020-08-26
  Type: Initial release
  
• Version 1.1: 2021-09-15
  Changes: Database references
• Version 1.2: 2024-01-24
  Changes: Data collection, Refinement description