1JG8

Crystal Structure of Threonine Aldolase (Low-specificity)


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.80 Å
  • R-Value Free: 0.222 
  • R-Value Work: 0.207 
  • R-Value Observed: 0.208 

wwPDB Validation   3D Report Full Report


This is version 1.4 of the entry. See complete history


Literature

Crystal Structure of Low-specificity Threonine Aldolase, a Key Enzyme in Glycine Biosynthesis

Kielkopf, C.L.Bonanno, J.Ray, S.Burley, S.K.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
L-allo-threonine aldolase
A, B, C, D
347Thermotoga maritimaMutation(s): 1 
Gene Names: TM1744
EC: 4.1.2.5
UniProt
Find proteins for Q9X266 (Thermotoga maritima (strain ATCC 43589 / DSM 3109 / JCM 10099 / NBRC 100826 / MSB8))
Explore Q9X266 
Go to UniProtKB:  Q9X266
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ9X266
Sequence Annotations
Expand
  • Reference Sequence
Small Molecules
Ligands 2 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
CA
Query on CA

Download Ideal Coordinates CCD File 
E [auth A]
G [auth B]
H [auth B]
I [auth C]
K [auth D]
E [auth A],
G [auth B],
H [auth B],
I [auth C],
K [auth D],
L [auth D]
CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
NA
Query on NA

Download Ideal Coordinates CCD File 
F [auth A],
J [auth C]
SODIUM ION
Na
FKNQFGJONOIPTF-UHFFFAOYSA-N
Modified Residues  1 Unique
IDChains TypeFormula2D DiagramParent
LLP
Query on LLP
A, B, C, D
L-PEPTIDE LINKINGC14 H22 N3 O7 PLYS
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.80 Å
  • R-Value Free: 0.222 
  • R-Value Work: 0.207 
  • R-Value Observed: 0.208 
  • Space Group: P 21 21 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 95.89α = 90
b = 100.6β = 90
c = 149.82γ = 90
Software Package:
Software NamePurpose
SnBphasing
MLPHAREphasing
DMmodel building
CNSrefinement
DENZOdata reduction
SCALEPACKdata scaling
DMphasing

Structure Validation

View Full Validation Report



Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2001-07-04
    Type: Initial release
  • Version 1.1: 2008-04-27
    Changes: Version format compliance
  • Version 1.2: 2011-07-13
    Changes: Version format compliance
  • Version 1.3: 2017-10-04
    Changes: Refinement description
  • Version 1.4: 2021-02-03
    Changes: Database references, Derived calculations, Structure summary