2FKP

The mutant G127C-T313C of Deinococcus Radiodurans N-acylamino acid racemase

• PDB DOI: https://doi.org/10.2210/pdb2FKP/pdb
• Entry: 2FKP supersedes: 2BAH

• Classification: ISOMERASE
• Organism(s): Deinococcus radiodurans
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2006-01-05 Released: 2006-01-24 
• Deposition Author(s): Wang, W.C., Chiu, W.C.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.227 
• R-Value Work: 0.182 
• R-Value Observed: 0.184 

Literature

Enhanced thermoactivity in covalently cross-linked N-carbamoyl D-amino acid amidohydrolase but not in N-acylamino acid racemase that has induced fit movements upon substrate binding

Wang, W.C., Chiu, W.C.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D4  (Explore in 3D)
Global Stoichiometry: Homo 8-mer - A8 

Biological assembly 1 assigned by authors.

Biological Assembly 2  

Global Symmetry: Dihedral - D4  (Explore in 3D)
Global Stoichiometry: Homo 8-mer - A8 

Biological assembly 2 assigned by authors.

Macromolecule Content

• Total Structure Weight: 164.44 kDa 
• Atom Count: 11,959 
• Modelled Residue Count: 1,440 
• Deposited Residue Count: 1,500 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
N-acylamino acid racemase	A, B, C, D	375	Deinococcus radiodurans	Mutation(s): 2  EC: 5.1.1.10
UniProt
Find proteins for Q9RYA6 (Deinococcus radiodurans (strain ATCC 13939 / DSM 20539 / JCM 16871 / CCUG 27074 / LMG 4051 / NBRC 15346 / NCIMB 9279 / VKM B-1422 / R1)) Explore Q9RYA6  Go to UniProtKB:  Q9RYA6

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.227 
• R-Value Work: 0.182 
• R-Value Observed: 0.184 
• Space Group: P 4

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 116.129	α = 90
b = 116.129	β = 90
c = 120.536	γ = 90

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-01-24 
Deposition Author(s): Wang, W.C., Chiu, W.C.
• This entry supersedes: 2BAH

Revision History  

• Version 1.0: 2006-01-24
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2021-11-10
  Changes: Database references
• Version 1.4: 2023-10-25
  Changes: Data collection, Refinement description