7R2D | pdb_00007r2d

Crystal structure of TaCel5A E133A variant in complex with cellopentaose

• PDB DOI: https://doi.org/10.2210/pdb7R2D/pdb

• Classification: HYDROLASE
• Organism(s): Thermoascus aurantiacus ATCC 26904
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2022-02-04 Released: 2023-02-15 
• Deposition Author(s): Dutoit, R.
• Funding Organization(s): Other government

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.61 Å
• R-Value Free: 
  0.186 (Depositor), 0.185 (DCC) 
• R-Value Work: 
  0.151 (Depositor), 0.150 (DCC) 
• R-Value Observed: 
  0.153 (Depositor) 

Starting Model: experimental

Literature

Crystal structure of TaCel5A E133A variant in complex with cellopentaose

Dutoit, R.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 69.67 kDa 
• Atom Count: 5,900 
• Modeled Residue Count: 610 
• Deposited Residue Count: 610 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
EGI	A, B	305	Thermoascus aurantiacus ATCC 26904	Mutation(s): 1  Gene Names: eg1 EC: 3.2.1.4
UniProt
Find proteins for Q8TG26 (Thermoascus aurantiacus) Explore Q8TG26  Go to UniProtKB:  Q8TG26

Oligosaccharides

Help  

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	D Interactions
beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-beta-D-glucopyranose	C, D	5		N/A
Glycosylation Resources
GlyTouCan: G91683DU GlyCosmos: G91683DU

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	E [auth A], F [auth A], G [auth A], H [auth A], I [auth B], J [auth B], K [auth B]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

Biologically Interesting Molecules (External Reference) 

1 Unique

Entity ID: 2
ID	Chains	Name	Type/Class	2D Diagram	3D Interactions
PRD_900016	C, D	beta-cellopentaose	Oligosaccharide / Metabolism

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.61 Å
• R-Value Free:  0.186 (Depositor), 0.185 (DCC) 
• R-Value Work:  0.151 (Depositor), 0.150 (DCC) 
• R-Value Observed: 0.153 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 75.2	α = 90
b = 84.94	β = 90
c = 89.04	γ = 90

Software Package:

Software Name	Purpose
XDS	data reduction
XSCALE	data scaling
PHASER	phasing
PHENIX	refinement
PDB_EXTRACT	data extraction

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2023-02-15 
Deposition Author(s): Dutoit, R.

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Funding Organization	Location	Grant Number
Other government	Belgium	BAG 20191372

Revision History  

• Version 1.0: 2023-02-15
  Type: Initial release
  
• Version 1.1: 2024-02-07
  Changes: Data collection, Refinement description
• Version 1.2: 2024-11-13
  Changes: Structure summary