Experiment: 7SQX

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
in silico model	Other		ab initio model

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8	298	0.2 mM di-ammonium tartrate, 20% (w/v) PEG 3350, 20mM Tris, 100mM NaCl, pH 8

Crystal Properties
Matthews coefficient	Solvent content
2.3	46.51

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 85.77	α = 90
b = 85.77	β = 90
c = 90.86	γ = 120

Symmetry
Space Group	P 31 1 2

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		2013-11-11	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SOLEIL BEAMLINE PROXIMA 1	1.0087	SOLEIL	PROXIMA 1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	Rrim 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	2.9	42.885	99.98	0.154	0.997	11.87	11.2		8655			71.9

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	CC (Half)	R Split (All)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.9	2.97	100		0.568	1.543	1.36

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	ab initio model	3	38.78	1.37	7822	781	99.94	0.2135	0.2097	0.2487	66.68

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	15.7032
f_angle_d	0.5721
f_chiral_restr	0.0432
f_plane_restr	0.0042
f_bond_d	0.0026

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2215
Nucleic Acid Atoms
Solvent Atoms	5
Heterogen Atoms	3

Software

Software
Software Name	Purpose
PHENIX	refinement
XSCALE	data scaling
PHASER	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.