1GON

b-glucosidase from Streptomyces sp

• PDB DOI: https://doi.org/10.2210/pdb1GON/pdb

• Classification: HYDROLASE
• Organism(s): Streptomyces sp.
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2001-10-22 Released: 2002-11-07 
• Deposition Author(s): Guasch, A., Perez-Pons, J.A., Vallmitjana, M., Querol, E., Coll, M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 
  0.226 (Depositor) 
• R-Value Work: 
  0.198 (Depositor) 
• R-Value Observed: 
  0.198 (Depositor) 

Starting Model: experimental

Literature

Crystal Structure of a Family 1 Beta-Glucosidase from Streptomyces

Guasch, A., Vallmitjana, M., Perez, R., Querol, E., Perez-Pons, J.A., Coll, M.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors and generated by PQS (software)

Biological Assembly 2  

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

Biological assembly 2 assigned by authors and generated by PQS (software)

Macromolecule Content

• Total Structure Weight: 106.25 kDa 
• Atom Count: 7,387 
• Modelled Residue Count: 895 
• Deposited Residue Count: 958 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
BETA-GLUCOSIDASE	A, B	479	Streptomyces sp.	Mutation(s): 0  EC: 3.2.1.21
UniProt
Find proteins for Q59976 (Streptomyces sp) Explore Q59976  Go to UniProtKB:  Q59976

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
HG	C [auth A], D [auth A], E [auth A], G [auth B], H [auth B], I [auth B]	MERCURY (II) ION Hg BQPIGGFYSBELGY-UHFFFAOYSA-N
SO4	F [auth A], J [auth B], K [auth B]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free:  0.226 (Depositor) 
• R-Value Work:  0.198 (Depositor) 
• R-Value Observed: 0.198 (Depositor) 

Space Group: I 2 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 96.312	α = 90
b = 111.171	β = 90
c = 185.246	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling
AMoRE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2002-11-07 
Deposition Author(s): Guasch, A., Perez-Pons, J.A., Vallmitjana, M., Querol, E., Coll, M.

Revision History  

• Version 1.0: 2002-11-07
  Type: Initial release
  
• Version 1.1: 2011-05-08
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2023-12-13
  Changes: Data collection, Database references, Derived calculations, Refinement description