3MWA | pdb_00003mwa

Crystal structure of Plasmodium falciparum orotidine 5'-monophosphate decarboxylase covalently modified by 2-prime-fluoro-6-iodo-UMP

• PDB DOI: https://doi.org/10.2210/pdb3MWA/pdb

• Classification: LYASE
• Organism(s): Plasmodium falciparum 3D7
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2010-05-05 Released: 2011-04-06 
• Deposition Author(s): Liu, Y., Kotra, L.P., Pai, E.F.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.75 Å
• R-Value Free: 
  0.198 (Depositor), 0.200 (DCC) 
• R-Value Work: 
  0.162 (Depositor), 0.160 (DCC) 
• R-Value Observed: 
  0.164 (Depositor) 

Starting Model: experimental

Literature

Crystal structure of Plasmodium falciparum orotidine 5'-monophosphate decarboxylase covalently modified by 2-prime-fluoro-6-iodo-UMP

Liu, Y., Kotra, L.P., 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: 80.65 kDa 
• Atom Count: 6,053 
• Modeled Residue Count: 652 
• 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 3D7	Mutation(s): 0  Gene Names: gi|9310996, PF10_0225 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
UFT	C [auth A], E [auth B]	2'-deoxy-2'-fluorouridine 5'-(dihydrogen phosphate) C9 H12 F N2 O8 P RTGGYPQTXNSBPD-XVFCMESISA-N
PEG	D [auth A]	DI(HYDROXYETHYL)ETHER C4 H10 O3 MTHSVFCYNBDYFN-UHFFFAOYSA-N
PO4	F [auth B]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.75 Å
• R-Value Free:  0.198 (Depositor), 0.200 (DCC) 
• R-Value Work:  0.162 (Depositor), 0.160 (DCC) 
• R-Value Observed: 0.164 (Depositor) 

Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 80.473	α = 90
b = 83.519	β = 90
c = 89.614	γ = 90

Software Package:

Software Name	Purpose
MxDC	data collection
MOLREP	phasing
REFMAC	refinement
Coot	model building
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2011-04-06 
Deposition Author(s): Liu, Y., Kotra, L.P., Pai, E.F.

Revision History  

• Version 1.0: 2011-04-06
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2023-09-06
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.3: 2024-10-30
  Changes: Structure summary