4XVH

Crystal structure of a Corynascus thermopiles (Myceliophthora fergusii) carbohydrate esterase family 2 (CE2) enzyme plus carbohydrate binding domain (CBD)

• PDB DOI: https://doi.org/10.2210/pdb4XVH/pdb

• Classification: HYDROLASE
• Organism(s): Chaetomium
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2015-01-27 Released: 2015-02-11 
• Deposition Author(s): Stogios, P.J., Dong, A., Xu, X., Cui, H., Savchenko, A.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.94 Å
• R-Value Free: 0.183 
• R-Value Work: 0.142 
• R-Value Observed: 0.144 

Starting Model: experimental

Literature

Crystal structure of a Corynascus thermopiles carbohydrate esterase family 2 (CE2) enzyme plus carbohydrate binding domain (CBD)

Stogios, P.J., Dong, A., Xu, X., Cui, H., Savchenko, A.

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: 36.03 kDa 
• Atom Count: 3,061 
• Modelled Residue Count: 329 
• Deposited Residue Count: 329 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Carbohydrate esterase family 2 (CE2)	A	329	Chaetomium	Mutation(s): 0
UniProt
Find proteins for A0A0J9X278 (Chaetomium) Explore A0A0J9X278  Go to UniProtKB:  A0A0J9X278

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PEU	C [auth A]	2,5,8,11,14,17,20,23,26,29,32,35,38,41,44,47,50,53,56,59,62,65,68,71,74,77,80-HEPTACOSAOXADOOCTACONTAN-82-OL C55 H112 O28 ISGUIIHZEJGUGQ-UHFFFAOYSA-N
GOL	B [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.94 Å
• R-Value Free: 0.183 
• R-Value Work: 0.142 
• R-Value Observed: 0.144 
• Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 114.73	α = 90
b = 134.31	β = 90
c = 50.35	γ = 90

Software Package:

Software Name	Purpose
XDS	data reduction
SCALA	data scaling
BALBES	phasing
PHENIX	refinement
Coot	model building

Structure Validation

Entry History 

Deposition Data

• Released Date: 2015-02-11 
Deposition Author(s): Stogios, P.J., Dong, A., Xu, X., Cui, H., Savchenko, A.

Revision History  

• Version 1.0: 2015-02-11
  Type: Initial release
  
• Version 1.1: 2017-11-22
  Changes: Derived calculations, Refinement description, Source and taxonomy
• Version 1.2: 2023-09-27
  Changes: Data collection, Database references, Refinement description