8FME | pdb_00008fme

Crystal Structure of Kemp Eliminase HG3-shell in unbound state

• PDB DOI: https://doi.org/10.2210/pdb8FME/pdb

• Classification: LYASE
• Organism(s): Escherichia coli
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2022-12-23 Released: 2024-01-10 
• Deposition Author(s): Zarifi, N., Asthana, P., Fraser, J.S., Chica, R.A.
• Funding Organization(s): Natural Sciences and Engineering Research Council (NSERC, Canada), Canada Foundation for Innovation

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.44 Å
• R-Value Free: 
  0.166 (Depositor), 0.170 (DCC) 
• R-Value Work: 
  0.154 (Depositor), 0.150 (DCC) 
• R-Value Observed: 
  0.155 (Depositor) 

Starting Model: experimental

Literature

Crystal Structure of Kemp Eliminase 1A53-core in unbound state

Zarifi, N., Asthana, P., Fraser, J.S., Chica, R.A.

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: 34.65 kDa 
• Atom Count: 2,606 
• Modeled Residue Count: 300 
• Deposited Residue Count: 319 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Kemp Eliminase HG3-shell	A	319	Escherichia coli	Mutation(s): 0

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.44 Å
• R-Value Free:  0.166 (Depositor), 0.170 (DCC) 
• R-Value Work:  0.154 (Depositor), 0.150 (DCC) 
• R-Value Observed: 0.155 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 50.018	α = 90
b = 67.381	β = 90
c = 72.606	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
Coot	model building
XDS	data reduction
Aimless	data scaling
MOLREP	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-01-10 
Deposition Author(s): Zarifi, N., Asthana, P., Fraser, J.S., Chica, R.A.

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Funding Organization	Location	Grant Number
Natural Sciences and Engineering Research Council (NSERC, Canada)	Canada	RGPIN-2016-04831
Canada Foundation for Innovation	Canada	26503

Revision History  

• Version 1.0: 2024-01-10
  Type: Initial release
  
• Version 1.1: 2024-11-20
  Changes: Structure summary