8ORO

CRYSTAL STRUCTURE OF THE COFACTOR-DEVOID 1-H-3-HYDROXY-4- OXOQUINALDINE 2,4-DIOXYGENASE (HOD) S101A VARIANT COMPLEXED WITH 2-METHYL-QUINOLIN-4(1H)-ONE UNDER HYPEROXYC CONDITIONS

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	7	293	PROTEIN AT 150 MG/ML IN STORAGE BUFFER 1.65M NA/K TARTRATE, 0.1M HEPES PH 7.0

Crystal Properties
Matthews coefficient	Solvent content
2.43	49.36

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 120.11	α = 90
b = 120.11	β = 90
c = 44.82	γ = 90

Symmetry
Space Group	P 41

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS PILATUS3 6M		2015-03-11	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID29	0.97932	ESRF	ID29

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rpim I (All)	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	60.05	99	0.158	0.093	5.8	4.5		43233			22.1

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rpim I (All)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2	2.05	98.1		0.711	0.406	1.8	4.7

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	2	60.05	43216	2154	98.868	0.229	0.2274	0.2687	28.482

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]
3.426			3.426		-6.852

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.618
r_dihedral_angle_4_deg	20.256
r_dihedral_angle_3_deg	15.281
r_dihedral_angle_1_deg	6.543
r_lrange_it	3.072
r_lrange_other	2.806
r_angle_refined_deg	1.281
r_angle_other_deg	1.168
r_mcangle_it	0.611
r_mcangle_other	0.611
r_scangle_it	0.595
r_scangle_other	0.595
r_scbond_it	0.401
r_scbond_other	0.401
r_mcbond_it	0.391
r_mcbond_other	0.391
r_nbd_other	0.303
r_symmetry_nbd_refined	0.29
r_symmetry_xyhbond_nbd_refined	0.252
r_xyhbond_nbd_refined	0.206
r_nbd_refined	0.184
r_symmetry_nbd_other	0.177
r_symmetry_xyhbond_nbd_other	0.167
r_nbtor_refined	0.161
r_symmetry_nbtor_other	0.074
r_chiral_restr	0.06
r_ncsr_local_group_1	0.058
r_bond_refined_d	0.005
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4452
Nucleic Acid Atoms
Solvent Atoms	410
Heterogen Atoms	75

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
PHASER	phasing