2YZG

Crystal structure of D-ALA:D-ALA Ligase from Thermus thermophilus HB8

• PDB DOI: https://doi.org/10.2210/pdb2YZG/pdb

• Classification: LIGASE
• Organism(s): Thermus thermophilus HB8
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2007-05-05 Released: 2007-11-06 
• Deposition Author(s): Kitamura, Y., Yokoyama, S., Kuramitsu, S., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.290 
• R-Value Work: 0.243 
• R-Value Observed: 0.243 

Literature

Crystal structure of D-ALA:D-ALA Ligase from Thermus thermophilus HB8

Kitamura, Y., Yokoyama, S., Kuramitsu, S.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 104.66 kDa 
• Atom Count: 7,393 
• Modelled Residue Count: 939 
• Deposited Residue Count: 957 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
D-alanine--D-alanine ligase	A, B, C	319	Thermus thermophilus HB8	Mutation(s): 0  EC: 6.3.2.4
UniProt
Find proteins for Q5SHZ3 (Thermus thermophilus (strain ATCC 27634 / DSM 579 / HB8)) Explore Q5SHZ3  Go to UniProtKB:  Q5SHZ3

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A, B, C	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.290 
• R-Value Work: 0.243 
• R-Value Observed: 0.243 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 165.224	α = 90
b = 56.412	β = 109.08
c = 142.213	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling
SOLVE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-11-06 
Deposition Author(s): Kitamura, Y., Yokoyama, S., Kuramitsu, S., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Revision History  

• Version 1.0: 2007-11-06
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Source and taxonomy, Version format compliance
• Version 1.2: 2024-11-20
  Changes: Data collection, Database references, Derived calculations, Structure summary