8U1I

Crystal structure of SyoA bound to 4-methylsyringol

• PDB DOI: https://doi.org/10.2210/pdb8U1I/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Amycolatopsis thermoflava N1165
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2023-09-01 Released: 2024-07-24 
• Deposition Author(s): Harlington, A.C., Shearwin, K.E., Bell, S.G., Whelan, F.
• Funding Organization(s): Wine Australia

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.12 Å
• R-Value Free: 0.153 
• R-Value Work: 0.137 
• R-Value Observed: 0.138 

Starting Model: experimental

Literature

Structural insights into the S-lignin O-demethylase SyoA

Harlington, A.C., Shearwin, K.E., Bell, S.G., Whelan, F.

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: 46.6 kDa 
• Atom Count: 3,818 
• Modelled Residue Count: 402 
• Deposited Residue Count: 412 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cytochrome P450	A	412	Amycolatopsis thermoflava N1165	Mutation(s): 0  EC: 1.14.14.1

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
HEM (Subject of Investigation/LOI)	B [auth A]	PROTOPORPHYRIN IX CONTAINING FE C34 H32 Fe N4 O4 KABFMIBPWCXCRK-RGGAHWMASA-L
UB9 (Subject of Investigation/LOI)	C [auth A]	2,6-dimethoxy-4-methylphenol C9 H12 O3 ZFBNNSOJNZBLLS-UHFFFAOYSA-N
NO3	D [auth A], E [auth A], F [auth A]	NITRATE ION N O3 NHNBFGGVMKEFGY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.12 Å
• R-Value Free: 0.153 
• R-Value Work: 0.137 
• R-Value Observed: 0.138 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 57.414	α = 90
b = 62.764	β = 104.58
c = 58.078	γ = 90

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-07-24 
Deposition Author(s): Harlington, A.C., Shearwin, K.E., Bell, S.G., Whelan, F.

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Funding Organization	Location	Grant Number
Wine Australia	Australia	PH2002

Revision History  

• Version 1.0: 2024-07-24
  Type: Initial release