3PL3

Crystal structure of Cel7A from Talaromyces emersonii in complex with cellopentaose

• PDB DOI: https://doi.org/10.2210/pdb3PL3/pdb

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


• Deposited: 2010-11-12 Released: 2011-12-14 
• 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: 1.18 Å
• R-Value Free: 0.150 
• R-Value Work: 0.127 
• R-Value Observed: 0.127 

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: 49.29 kDa 
• Atom Count: 4,329 
• 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
UniProt
Find proteins for Q8TFL9 (Talaromyces emersonii) Explore Q8TFL9  Go to UniProtKB:  Q8TFL9

Oligosaccharides

Help

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	B	3		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G15407YE GlyCosmos:  G15407YE GlyGen:  G15407YE

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-(1-4)-beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-beta-D-glucopyranose	D	5		N/A
Glycosylation Resources
GlyTouCan:  G91683DU GlyCosmos:  G91683DU

Entity ID: 5
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-beta-D-glucopyranose	E	3		N/A
Glycosylation Resources
GlyTouCan:  G14338VK GlyCosmos:  G14338VK GlyGen:  G14338VK

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	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) 2 Unique

Entity ID: 4
ID	Chains	Name	Type/Class	2D Diagram	3D Interactions
PRD_900016	D	beta-cellopentaose	Oligosaccharide / Metabolism

Entity ID: 5
ID	Chains	Name	Type/Class	2D Diagram	3D Interactions
PRD_900021	E	beta-cellotriose	Oligosaccharide / Metabolism

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.18 Å
• R-Value Free: 0.150 
• R-Value Work: 0.127 
• R-Value Observed: 0.127 
• Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 74.204	α = 90
b = 74.204	β = 90
c = 175.457	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: 2011-12-14 
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: 2011-12-14
  Type: Initial release
  
• Version 2.0: 2019-12-25
  Changes: 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 4.0: 2020-10-14
  Changes: Atomic model, Structure summary
• Version 4.1: 2023-09-06
  Changes: Data collection, Database references, Refinement description