5UI3 | pdb_00005ui3

Crystal structure of DHDPS from chlamydomonas reinhardtii

• PDB DOI: https://doi.org/10.2210/pdb5UI3/pdb

• Classification: LYASE
• Organism(s): Chlamydomonas reinhardtii
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2017-01-12 Released: 2018-01-17 
• Deposition Author(s): Watkin, S., Keown, J.R., Pearce, F.G.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 
  0.231 (Depositor), 0.240 (DCC) 
• R-Value Work: 
  0.201 (Depositor), 0.210 (DCC) 
• R-Value Observed: 
  0.203 (Depositor) 

Literature

Crystal structure of DHDPS from chlamydomonas reinhardtii

Watkin, S., Keown, J.R., Pearce, F.G.

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)

Macromolecule Content 

• Total Structure Weight: 149.52 kDa 
• Atom Count: 10,373 
• Modeled Residue Count: 1,221 
• Deposited Residue Count: 1,364 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Dihydrodipicolinate synthase	A [auth D], B [auth A], C [auth B], D [auth C]	341	Chlamydomonas reinhardtii	Mutation(s): 0  Gene Names: DPS1, dapA, CHLREDRAFT_126518

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
AKG	E [auth D], F [auth A], G [auth B], H [auth C]	2-OXOGLUTARIC ACID C5 H6 O5 KPGXRSRHYNQIFN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free:  0.231 (Depositor), 0.240 (DCC) 
• R-Value Work:  0.201 (Depositor), 0.210 (DCC) 
• R-Value Observed: 0.203 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 71.7	α = 90
b = 103.63	β = 95.02
c = 78.13	γ = 90

Software Package:

Software Name	Purpose
Aimless	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
PHASER	phasing
iMOSFLM	data reduction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2018-01-17 
Deposition Author(s): Watkin, S., Keown, J.R., Pearce, F.G.

Revision History  

• Version 1.0: 2018-01-17
  Type: Initial release
  
• Version 1.1: 2018-12-05
  Changes: Data collection, Database references, Structure summary
• Version 1.2: 2024-10-23
  Changes: Data collection, Database references, Refinement description, Structure summary