Experiment: 7X8L

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		291.15	0.1 mol/L BIS-TRIS, pH6.5 28% w/v PEG2000

Crystal Properties
Matthews coefficient	Solvent content
2.04	39.67

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 44.85	α = 90
b = 91.67	β = 90
c = 110.82	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	293.15	CCD	ADSC QUANTUM 315r		2017-02-24	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NFPSS BEAMLINE BL19U1	0.996	NFPSS	BL19U1

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	1.77	37.86	99.65	0.09239	0.09595	0.02559	0.999	23.91	14.1		45341			16.91

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	1.77	1.833			0.6847	0.7094	0.1844	0.966	6.44

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	1K4Y	1.77	37.86	1.34	45341	2000	99.66	0.1693	0.1682	0.193	20.97

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	5.6593
f_angle_d	1.0043
f_chiral_restr	0.0579
f_plane_restr	0.0079
f_bond_d	0.0078

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3932
Nucleic Acid Atoms
Solvent Atoms	274
Heterogen Atoms

Software

Software
Software Name	Purpose
PHENIX	refinement
HKL-3000	data reduction
Aimless	data scaling
PHENIX	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.