6A8T | pdb_00006a8t

E269A mutant of highly active EfBSH

• PDB DOI: https://doi.org/10.2210/pdb6A8T/pdb

• Classification: HYDROLASE
• Organism(s): Enterococcus faecalis T2
• Expression System: Escherichia coli 'BL21-Gold(DE3)pLysS AG
• Mutation(s): Yes 


• Deposited: 2018-07-10 Released: 2019-07-10 
• Deposition Author(s): Ramasamy, S., Yadav, Y.
• Funding Organization(s): Council of Scientific & Industrial Research

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 
  0.248 (Depositor), 0.260 (DCC) 
• R-Value Work: 
  0.203 (Depositor), 0.210 (DCC) 
• R-Value Observed: 
  0.206 (Depositor) 

Starting Model: experimental

Literature

E269A mutant of highly active EfBSH

Ramasamy, S., Yadav, Y.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

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

Biological Assembly Evidence: gel filtration

Macromolecule Content 

• Total Structure Weight: 150.42 kDa 
• Atom Count: 10,761 
• Modeled Residue Count: 1,292 
• Deposited Residue Count: 1,316 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Bile salt hydrolase	A, B, C, D	329	Enterococcus faecalis T2	Mutation(s): 1  Gene Names: EFBG_01849

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free:  0.248 (Depositor), 0.260 (DCC) 
• R-Value Work:  0.203 (Depositor), 0.210 (DCC) 
• R-Value Observed: 0.206 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 59.84	α = 90
b = 156.32	β = 98.88
c = 73.15	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
iMOSFLM	data reduction
Aimless	data scaling
MOLREP	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2019-07-10 
Deposition Author(s): Ramasamy, S., Yadav, Y.

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Funding Organization	Location	Grant Number
Council of Scientific & Industrial Research	India	--

Revision History  

• Version 1.0: 2019-07-10
  Type: Initial release
  
• Version 1.1: 2019-12-25
  Changes: Data collection
• Version 1.2: 2023-11-22
  Changes: Data collection, Database references, Refinement description