6P3C

E. coli fumarase mutant - T187A

• PDB DOI: https://doi.org/10.2210/pdb6P3C/pdb

• Classification: LYASE
• Organism(s): Escherichia coli K-12
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2019-05-23 Released: 2020-05-27 
• Deposition Author(s): May, J.F., Bhattcharyya, B., Weaver, T.M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.46 Å
• R-Value Free: 0.182 
• R-Value Work: 0.162 
• R-Value Observed: 0.163 

Literature

Fumarase C variant at the active site

May, J.F., Bhattcharyya, B., Weaver, T.M.

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: native gel electrophoresis, gel filtration

Macromolecule Content

• Total Structure Weight: 102.99 kDa 
• Atom Count: 8,002 
• Modelled Residue Count: 920 
• Deposited Residue Count: 946 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Fumarate hydratase class II	A, B	473	Escherichia coli K-12	Mutation(s): 1  Gene Names: fumC, b1611, JW1603 EC: 4.2.1.2
UniProt
Find proteins for P05042 (Escherichia coli (strain K12)) Explore P05042  Go to UniProtKB:  P05042

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
FLC	C [auth A], D [auth B]	CITRATE ANION C6 H5 O7 KRKNYBCHXYNGOX-UHFFFAOYSA-K

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.46 Å
• R-Value Free: 0.182 
• R-Value Work: 0.162 
• R-Value Observed: 0.163 
• Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 104.065	α = 90
b = 218.448	β = 90
c = 86.649	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
PDB_EXTRACT	data extraction
autoPROC	data scaling
PHASER	phasing
HKL-2000	data collection
PHENIX	model building
autoPROC	data processing
autoPROC	data reduction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2020-05-27 
Deposition Author(s): May, J.F., Bhattcharyya, B., Weaver, T.M.

Revision History  

• Version 1.0: 2020-05-27
  Type: Initial release
  
• Version 1.1: 2023-10-11
  Changes: Data collection, Database references, Refinement description