Experiment: 4K4U

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		289	4.8%(v/v) isopropanol, 0.096 M tacsimate (Hampton Research), pH 8.5-9.0, 1.92-1.95 M ammonium sulfate, and 10-11%(v/v) glycerol and then gradually exchanged into a cryo stabilizer solution containing 4.8%(v/v) isopropanol, 0.096 M tacsimate, 1.95 M ammonium sulfate and 19-27%(v/v) xylitol prior to freezing, VAPOR DIFFUSION, SITTING DROP, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
2.71	54.65

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 63.654	α = 101.08
b = 63.87	β = 106.22
c = 105.095	γ = 103.03

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	CCD	NOIR-1			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 4.2.2	1.00	ALS	4.2.2

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	2.85	45.69	98.3	0.047	9	2.01		34198	2	1.5

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.85	2.95	98.1		0.442	1.8	2.02	3403

Refinement

Statistics
Diffraction ID	Structure Solution Method	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	2.85	43.263	1.97	34099	1743	98.05	0.2216	0.2186	0.2757	96.6887

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	16.781
f_angle_d	1.253
f_chiral_restr	0.049
f_bond_d	0.009
f_plane_restr	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7406
Nucleic Acid Atoms	1544
Solvent Atoms	57
Heterogen Atoms	20

Software

Software
Software Name	Purpose
d*TREK	data scaling
d*TREK	data reduction
PHENIX	refinement
PDB_EXTRACT	data extraction
Blu-Ice	data collection
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.