3FCY

Crystal Structure of Acetyl Xylan Esterase 1 from Thermoanaerobacterium sp. JW/SL YS485

• PDB DOI: https://doi.org/10.2210/pdb3FCY/pdb

• Classification: HYDROLASE
• Organism(s): Thermoanaerobacterium saccharolyticum JW/SL-YS485
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2008-11-24 Released: 2009-11-17 
• Deposition Author(s): Krastanova, I., Cassetta, A., Lamba, D.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 0.212 
• R-Value Work: 0.184 
• R-Value Observed: 0.184 

Literature

Crystal Structure Analysis of Acetyl Xylan Esterase 1 from Thermoanaerobacterium sp. JW/SL YS485

Krastanova, I., Cassetta, A., Wiegel, J., Lamba, D.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D3  (Explore in 3D)
Global Stoichiometry: Homo 6-mer - A6 

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

Macromolecule Content

• Total Structure Weight: 118.19 kDa 
• Atom Count: 8,063 
• Modelled Residue Count: 951 
• Deposited Residue Count: 1,038 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Xylan esterase 1	A, B, C	346	Thermoanaerobacterium saccharolyticum JW/SL-YS485	Mutation(s): 0  Gene Names: axe1 EC: 3.1.1.72 (PDB Primary Data), 3.1.1.41 (PDB Primary Data)
UniProt
Find proteins for O30361 (Thermoanaerobacterium saccharolyticum (strain DSM 8691 / JW/SL-YS485)) Explore O30361  Go to UniProtKB:  O30361

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CA	D [auth A], E [auth C]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 0.212 
• R-Value Work: 0.184 
• R-Value Observed: 0.184 
• Space Group: P 3₂ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 132.263	α = 90
b = 132.263	β = 90
c = 112.914	γ = 120

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
MOLREP	phasing
CNS	refinement
PDB_EXTRACT	data extraction
ProDC	data collection

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-11-17 
Deposition Author(s): Krastanova, I., Cassetta, A., Lamba, D.

Revision History  

• Version 1.0: 2009-11-17
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2017-11-01
  Changes: Refinement description
• Version 1.3: 2023-09-06
  Changes: Data collection, Database references, Derived calculations, Refinement description