4RR4

Crystal structure of human dihydroorotate dehydrogenase (DHODH) with DH03A367

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.8	293	0.1M acetate pH 4.8, 40 mM UDAO, 20.8 mM N,N-dimethyldecylamine-N-oxide (DDAO), 2mM DHO, 1.6-1.8M ammonium sulfate, 1 mM inhibitor, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
3.46	64.46

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 91.38	α = 90
b = 91.38	β = 90
c = 122.441	γ = 120

Symmetry
Space Group	P 32 2 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 315r		2014-06-29	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRF BEAMLINE BL17U	0.97852	SSRF	BL17U

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.38	45.69	94.8			24285	23023	2	2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.38	2.51

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 4JS3	2.38	45.69	24285	23023	1229	94.8	0.16622	0.16409	0.20739	RANDOM	21.959

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]
					-0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.299
r_dihedral_angle_4_deg	15.638
r_dihedral_angle_3_deg	15.382
r_long_range_B_refined	7.079
r_dihedral_angle_1_deg	6.16
r_mcangle_it	2.869
r_scbond_it	2.583
r_mcbond_it	1.673
r_angle_refined_deg	1.623
r_chiral_restr	0.094
r_bond_refined_d	0.012
r_gen_planes_refined	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2792
Nucleic Acid Atoms
Solvent Atoms	162
Heterogen Atoms	86

Software

Software
Software Name	Purpose
HKL-2000	data collection
auto	model building
REFMAC	refinement
HKL-2000	data reduction
iMOSFLM	data reduction
auto	phasing