Experiment: 6ORI

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	295	Crystallization condition: protein: 7.5 mg/mL in 10 mM Tris and 10 mM NaCl Mother liquid: 0.2 M ammonium acetate, pH 7.0, 16% PEG3350, 1 uL mother liquid + 1 uL protein The crystal was soaked in 8.625%(w/v) sodium acrylate, 2.5%(w/v) acrylamide and 0.2%(w/v) bis-acrylamide in mother liquid (0.2 M ammonium acetate, pH 7.0, 16% PEG 3350). after soaking for over 48 hours, the crystal was transferred to 1% APS and 1% TEMED in mother liquid (0.2 M ammonium acetate, pH 7.0, 16% PEG 3350). after 10 min, calcium chloride was added to the crystal with a final concentration of 100 mM.

Crystal Properties
Matthews coefficient	Solvent content
2.08	37.26

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 39.85	α = 107.36
b = 49.96	β = 111.42
c = 51.2399	γ = 90.43

Symmetry
Space Group	P 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	PIXEL	DECTRIS PILATUS 6M		2018-05-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 5.0.2	0.9801	ALS	5.0.2

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	1.4	47.27	85.4095	0.066	15.1	3.17		58580			8.90025571117

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	1.4	1.42	78.8

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	Crystals with selenomethionine previously determined by our lab but unpublished	1.4	47.27	1.98	58577	2932	85.4	0.1531	0.152	0.1738	13.1

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	13.8461448209
f_angle_d	1.24042777997
f_chiral_restr	0.0763462994011
f_bond_d	0.0092861163331
f_plane_restr	0.0056447185071

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3025
Nucleic Acid Atoms
Solvent Atoms	433
Heterogen Atoms	1

Software

Software
Software Name	Purpose
PHENIX	refinement
ELVES	data processing
MOSFLM	data reduction
Aimless	data scaling
PHENIX	model building
MOLREP	phasing

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.