1CLC

THREE-DIMENSIONAL STRUCTURE OF ENDOGLUCANASE D AT 1.9 ANGSTROMS RESOLUTION

• PDB DOI: https://doi.org/10.2210/pdb1CLC/pdb

• Classification: GLYCOSYL HYDROLASE
• Organism(s): Acetivibrio thermocellus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 1995-01-19 Released: 1995-06-03 
• Deposition Author(s): Alzari, P.M., Lascombe, M.B.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Work: 0.204 
• R-Value Observed: 0.204 

Literature

Three-Dimensional Structure of Endoglucanase D at 1.9 Angstroms Resolution

Lascombe, M.B., Souchon, H., Juy, M., Alzari, P.M.

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: 71.46 kDa 
• Atom Count: 4,586 
• Modelled Residue Count: 541 
• Deposited Residue Count: 639 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ENDOGLUCANASE CELD; EC: 3.2.1.4	A	639	Acetivibrio thermocellus	Mutation(s): 0  EC: 3.2.1.4
UniProt
Find proteins for P0C2S4 (Acetivibrio thermocellus) Explore P0C2S4  Go to UniProtKB:  P0C2S4

Small Molecules

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Work: 0.204 
• R-Value Observed: 0.204 
• Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 98.9	α = 90
b = 98.9	β = 90
c = 191.4	γ = 120

Software Package:

Software Name	Purpose
ARP/wARP	model building
X-PLOR	model building
X-PLOR	refinement
XDS	data reduction
X-PLOR	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 1995-06-03 
Deposition Author(s): Alzari, P.M., Lascombe, M.B.

Revision History  

• Version 1.0: 1995-06-03
  Type: Initial release
  
• Version 1.1: 2008-03-21
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2024-02-07
  Changes: Data collection, Database references, Derived calculations