3WK2

Orotidine 5'-monophosphate decarboxylase K72A mutant from M. thermoautotrophicus complexed with orotidine 5'-monophosphate methyl ester

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3WK3

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	8.5	293	Sodium citrate, pH 8.5, VAPOR DIFFUSION, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2	38.63

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 57.833	α = 90
b = 103.388	β = 90
c = 73.27	γ = 90

Symmetry
Space Group	C 2 2 21

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	MAR CCD 165 mm			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 14-ID-B	1.0332	APS	14-ID-B

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	1.69	100	99	0.052	35.4			24736

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	1.69	1.73	98.3		0.306	6.1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	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	FOURIER SYNTHESIS	THROUGHOUT	3WK3	1.69	51.71	24682	1240	98.87	0.1653	0.1643	0.1833	RANDOM	17.1579

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]
0.22			-1.19		0.97

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.175
r_dihedral_angle_4_deg	18.725
r_dihedral_angle_3_deg	13.059
r_dihedral_angle_1_deg	5.301
r_scangle_it	3.825
r_scbond_it	2.32
r_angle_refined_deg	1.413
r_mcangle_it	1.27
r_mcbond_it	0.737
r_chiral_restr	0.1

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.175
r_dihedral_angle_4_deg	18.725
r_dihedral_angle_3_deg	13.059
r_dihedral_angle_1_deg	5.301
r_scangle_it	3.825
r_scbond_it	2.32
r_angle_refined_deg	1.413
r_mcangle_it	1.27
r_mcbond_it	0.737
r_chiral_restr	0.1
r_bond_refined_d	0.013
r_gen_planes_refined	0.009

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1626
Nucleic Acid Atoms
Solvent Atoms	133
Heterogen Atoms	37

Software

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

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.