3BPW

Crystal Structure of P. falciparum Orotidine 5'-monophosphate Decarboxylase Complexed with XMP

• PDB DOI: https://doi.org/10.2210/pdb3BPW/pdb

• Classification: LYASE
• Organism(s): Plasmodium falciparum
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2007-12-19 Released: 2008-11-18 
• Deposition Author(s): Liu, Y., Lau, W., Pai, E.F.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.70 Å
• R-Value Free: 0.205 
• R-Value Work: 0.170 
• R-Value Observed: 0.172 

Starting Model: experimental

Literature

Crystal Structure of P. falciparum Orotidine 5'-monophosphate Decarboxylase Complexed with XMP

Liu, Y., Lau, W., Pai, E.F.

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)

Macromolecule Content

• Total Structure Weight: 80.73 kDa 
• Atom Count: 5,963 
• Modelled Residue Count: 651 
• Deposited Residue Count: 684 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Orotidine 5'-phosphate decarboxylase	A, B	342	Plasmodium falciparum	Mutation(s): 0  Gene Names: ompdc EC: 4.1.1.23
UniProt
Find proteins for Q8IJH3 (Plasmodium falciparum (isolate 3D7)) Explore Q8IJH3  Go to UniProtKB:  Q8IJH3

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
XMP	C [auth A], F [auth B]	XANTHOSINE-5'-MONOPHOSPHATE C10 H14 N4 O9 P DCTLYFZHFGENCW-UUOKFMHZSA-O
PEG	D [auth A]	DI(HYDROXYETHYL)ETHER C4 H10 O3 MTHSVFCYNBDYFN-UHFFFAOYSA-N
PO4	E [auth B]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.70 Å
• R-Value Free: 0.205 
• R-Value Work: 0.170 
• R-Value Observed: 0.172 
• Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 80.902	α = 90
b = 83.582	β = 90
c = 89.793	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2008-11-18 
Deposition Author(s): Liu, Y., Lau, W., Pai, E.F.

Revision History  

• Version 1.0: 2008-11-18
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2023-08-30
  Changes: Data collection, Database references, Derived calculations, Refinement description