6S7H

Human CD73 (5'-nucleotidase) in complex with PSB12489 (an AOPCP derivative) in the closed state

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		292.15	Crystallization buffer: 5 % (w/v) polyethylene glycol 6000, 0.1 M citric acid pH 5.0-6.0. Crystallization drop:1 uL crystallization buffer + 1 uL of 3 mg/mL protein in 10 mM Tris pH 8.0, 100 uM ZnCl2, 1 mM Inhibitor. Cryobuffer: 25 % (v/v) polyethylene glycol 200, 0.1 MES pH 5.5

Crystal Properties
Matthews coefficient	Solvent content
2.54	51.57

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 53.83	α = 90
b = 95.8	β = 90
c = 233.59	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	PIXEL	DECTRIS PILATUS 6M		2013-10-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	BESSY BEAMLINE 14.1	0.918409	BESSY	14.1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	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	1.85	29.2	94.8	0.113	0.122	0.047	0.999	12.7	6.8		49414			35.27

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.85	1.89	99.8		3.64	3.986	1.602	0.285	0.6	6

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	4h2i	1.85	29.2	49340	1271	94.75	0.1812	0.1807	0.1989	RANDOM	56.28

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]
0.836			-10.9972		10.1612

RMS Deviations
Key	Refinement Restraint Deviation
t_other_torsion	13.17
t_omega_torsion	4.06
t_angle_deg	1.13
t_bond_d	0.01
t_dihedral_angle_d
t_trig_c_planes
t_gen_planes
t_it
t_nbd
t_improper_torsion

RMS Deviations
Key	Refinement Restraint Deviation
t_other_torsion	13.17
t_omega_torsion	4.06
t_angle_deg	1.13
t_bond_d	0.01
t_dihedral_angle_d
t_trig_c_planes
t_gen_planes
t_it
t_nbd
t_improper_torsion
t_pseud_angle
t_chiral_improper_torsion
t_sum_occupancies
t_utility_distance
t_utility_angle
t_utility_torsion
t_ideal_dist_contact

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4041
Nucleic Acid Atoms
Solvent Atoms	308
Heterogen Atoms	60

Software

Software
Software Name	Purpose
XDS	data reduction
Aimless	data scaling
BUSTER	refinement
PDB_EXTRACT	data extraction
BUSTER	refinement

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 R01GM133198.