3S9Y

Crystal Structure of P. falciparum orotidine 5'-monophosphate decarboxylase complexed with 5-fluoro-6-amino-UMP in space group P21, produced from 5-fluoro-6-azido-UMP

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2Q8L	pdb entry 2Q8L

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.6	293	PEG1000, pH 8.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.04	39.67

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 85.592	α = 90
b = 82.905	β = 90.93
c = 91.73	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	ADSC QUANTUM 315		2007-02-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 14-BM-C	0.90020	APS	14-BM-C

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym I (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	1.7	50	99.5	0.066	0.066	9.2	4.1	139725	135063

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.7	1.73	98.9		0.487	2.69	4	6930

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	pdb entry 2Q8L	1.7	25.99	129725	132693	7010	99.4	0.16541	0.16348	0.20122	RANDOM	18.24

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]
0.24		0.1	-0.25		0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.556
r_dihedral_angle_4_deg	23.424
r_dihedral_angle_3_deg	13.65
r_dihedral_angle_1_deg	5.81
r_scangle_it	4.036
r_scbond_it	2.462
r_mcangle_it	1.529
r_angle_refined_deg	1.494
r_mcbond_it	0.858
r_chiral_restr	0.112

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.556
r_dihedral_angle_4_deg	23.424
r_dihedral_angle_3_deg	13.65
r_dihedral_angle_1_deg	5.81
r_scangle_it	4.036
r_scbond_it	2.462
r_mcangle_it	1.529
r_angle_refined_deg	1.494
r_mcbond_it	0.858
r_chiral_restr	0.112
r_bond_refined_d	0.012
r_gen_planes_refined	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	10659
Nucleic Acid Atoms
Solvent Atoms	1131
Heterogen Atoms	152

Software

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

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.