2A0S

Crystal structure of 6-pyruvoyl tetrahydropterin synthase (PTPS) from Plasmodium vivax at 2.2 A resolution

• PDB DOI: https://doi.org/10.2210/pdb2A0S/pdb

• Classification: LYASE, BIOSYNTHETIC PROTEIN
• Organism(s): Plasmodium vivax
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2005-06-16 Released: 2005-07-26 
• Deposition Author(s): Bosch, J., Hol, W.G.J., Structural Genomics of Pathogenic Protozoa Consortium (SGPP)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 0.246 
• R-Value Work: 0.208 
• R-Value Observed: 0.210 

Starting Model: experimental

Literature

Crystal structure of 6-pyruvoyl tetrahydropterin synthase (PTPS) from Plasmodium vivax at 2.2 A resolution

Bosch, J., Hol, W.G.J., Structural Genomics of Pathogenic Protozoa Consortium (SGPP)

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D3  (Explore in 3D)
Global Stoichiometry: Homo 6-mer - A6 

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

Macromolecule Content

• Total Structure Weight: 42.59 kDa 
• Atom Count: 2,946 
• Modelled Residue Count: 326 
• Deposited Residue Count: 360 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
6-pyruvoyl tetrahydropterin synthase	A, B	180	Plasmodium vivax	Mutation(s): 0  Gene Names: MAL6P1.148 EC: 4.2.3.12
UniProt
Find proteins for A5K2B2 (Plasmodium vivax (strain Salvador I)) Explore A5K2B2  Go to UniProtKB:  A5K2B2

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
BIO	D [auth A], F [auth B]	BIOPTERIN C9 H11 N5 O3 LHQIJBMDNUYRAM-AWFVSMACSA-N
ZN	C [auth A], E [auth B]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 0.246 
• R-Value Work: 0.208 
• R-Value Observed: 0.210 
• Space Group: H 3

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 132.095	α = 90
b = 132.095	β = 90
c = 74.126	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
CCP4	data scaling
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2005-07-26 
Deposition Author(s): Bosch, J., Hol, W.G.J., Structural Genomics of Pathogenic Protozoa Consortium (SGPP)

Revision History  

• Version 1.0: 2005-07-26
  Type: Initial release
  
• Version 1.1: 2008-04-30
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Advisory, Derived calculations, Version format compliance
• Version 1.3: 2023-08-23
  Changes: Data collection, Database references, Derived calculations, Refinement description