1RQW

Thaumatin Structure at 1.05 A Resolution

• PDB DOI: https://doi.org/10.2210/pdb1RQW/pdb

• Classification: PLANT PROTEIN
• Organism(s): Thaumatococcus daniellii
• Mutation(s): No 


• Deposited: 2003-12-07 Released: 2003-12-23 
• Deposition Author(s): Ma, Q., Sheldrick, G.M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.05 Å
• R-Value Free: 0.152 
• R-Value Observed: 0.127 

Starting Model: other

Literature

Thaumatin Structure at 1.05 A Resolution

Ma, Q., Sheldrick, G.M.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 22.39 kDa 
• Atom Count: 2,012 
• Modelled Residue Count: 207 
• Deposited Residue Count: 207 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
thaumatin I	A	207	Thaumatococcus daniellii	Mutation(s): 0
UniProt
Find proteins for P02883 (Thaumatococcus daniellii) Explore P02883  Go to UniProtKB:  P02883

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
TLA	B [auth A]	L(+)-TARTARIC ACID C4 H6 O6 FEWJPZIEWOKRBE-JCYAYHJZSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.05 Å
• R-Value Free: 0.152 
• R-Value Observed: 0.127 
• Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 57.847	α = 90
b = 57.847	β = 90
c = 150.125	γ = 90

Software Package:

Software Name	Purpose
PROTEUM PLUS	data collection
SAINT	data reduction
SADABS	data reduction
XPREP	data reduction
MOLREP	phasing
SHELXL-97	refinement
PROTEUM PLUS	data reduction
SAINT	data scaling
SADABS	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2003-12-23 
Deposition Author(s): Ma, Q., Sheldrick, G.M.

Revision History  

• Version 1.0: 2003-12-23
  Type: Initial release
  
• Version 1.1: 2008-04-29
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2012-04-25
  Changes: Structure summary
• Version 1.4: 2018-04-04
  Changes: Data collection
• Version 1.5: 2024-04-03
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.6: 2024-10-16
  Changes: Structure summary