3PFX

Crystal structure of Cel7A from Talaromyces emersonii in complex with cellobiose

• PDB DOI: https://doi.org/10.2210/pdb3PFX/pdb

• Classification: HYDROLASE
• Organism(s): Rasamsonia emersonii
• Expression System: Aspergillus niger
• Mutation(s): No 


• Deposited: 2010-10-29 Released: 2011-11-02 
• Deposition Author(s): Qin, L., Pereira, J.H., McAndrew, R.P., Simmons, B.A., Sapra, R., Adams, P.D., Sale, K.L.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.26 Å
• R-Value Free: 0.146 
• R-Value Work: 0.132 
• R-Value Observed: 0.132 

Starting Model: experimental

Literature

Crystal structure of Cel7A from Talaromyces emersonii in complex with cellobiose

Qin, L., Pereira, J.H., McAndrew, R.P., Simmons, B.A., Sapra, R., Adams, P.D., Sale, K.L.

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: 48.56 kDa 
• Atom Count: 4,333 
• Modelled Residue Count: 436 
• Deposited Residue Count: 437 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cellobiohydrolase 1 catalytic domain	A	437	Rasamsonia emersonii	Mutation(s): 0  Gene Names: cbh1, cbh1A EC: 3.2.1.91 (PDB Primary Data), 3.2.1 (UniProt)
UniProt
Find proteins for Q8TFL9 (Talaromyces emersonii) Explore Q8TFL9  Go to UniProtKB:  Q8TFL9
Glycosylation
Glycosylation Sites: 2

Oligosaccharides

Help

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
alpha-D-mannopyranose-(1-3)-beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	B	4		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G81315DD GlyCosmos:  G81315DD GlyGen:  G81315DD

Entity ID: 3
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	C	2		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G42666HT GlyCosmos:  G42666HT GlyGen:  G42666HT

Entity ID: 4
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
beta-D-glucopyranose-(1-4)-beta-D-glucopyranose	D	2		N/A
Glycosylation Resources
GlyTouCan:  G84824ZO GlyCosmos:  G84824ZO

Small Molecules

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

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
PCA	A	L-PEPTIDE LINKING	C5 H7 N O3		GLN

Biologically Interesting Molecules (External Reference) 1 Unique

Entity ID: 4
ID	Chains	Name	Type/Class	2D Diagram	3D Interactions
PRD_900005	D	beta-cellobiose	Oligosaccharide / Metabolism

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.26 Å
• R-Value Free: 0.146 
• R-Value Work: 0.132 
• R-Value Observed: 0.132 
• Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 74.706	α = 90
b = 74.706	β = 90
c = 169.209	γ = 90

Software Package:

Software Name	Purpose
BOS	data collection
PHASER	phasing
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2011-11-02 
Deposition Author(s): Qin, L., Pereira, J.H., McAndrew, R.P., Simmons, B.A., Sapra, R., Adams, P.D., Sale, K.L.

Revision History  

• Version 1.0: 2011-11-02
  Type: Initial release
  
• Version 2.0: 2019-12-25
  Changes: Advisory, Derived calculations, Polymer sequence
• Version 3.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Advisory, Atomic model, Data collection, Derived calculations, Non-polymer description, Structure summary
• Version 3.1: 2023-09-06
  Changes: Advisory, Data collection, Database references, Derived calculations, Refinement description, Structure summary
• Version 3.2: 2024-10-16
  Changes: Structure summary