Experiment: 2PI8

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	vapor diffusion, hanging drop, cocrystallization	4.2	298	1.5-2.0 M ammonium sulfate, 100mM phosphate/citrate buffer, 15mg/ml hexa-N-acetyl glucosamine, pH 4.2, vapor diffusion, hanging drop, cocrystallization, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.89	57.51

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 91	α = 90
b = 91	β = 90
c = 187.2	γ = 120

Symmetry
Space Group	P 31

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	ADSC QUANTUM 4			M	SINGLE WAVELENGTH
2	1	x-ray	100	CCD	MAR CCD 165 mm			M	MAD
3	1

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-1	0.934	ESRF	ID14-1
2	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE BW7A	0.9792, 0.9794, 0.9393	EMBL/DESY, HAMBURG	BW7A

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	2.15	40	99.1	0.092	8.7		278139	93064	1	1

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	2.15	2.23	91.6		0.692			8561

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	2.25	36	82094	82094	5887	100	0.184	0.184	0.182	0.226	thin resolution shells	37.25

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]
-0.504	-1.707		-0.504		1.008

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	23
c_scangle_it	2.263
c_mcangle_it	1.896
c_scbond_it	1.476
c_mcbond_it	1.107
c_angle_deg	1
c_improper_angle_d	0.8
c_bond_d	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	10475
Nucleic Acid Atoms
Solvent Atoms	198
Heterogen Atoms	370

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SOLVE	phasing
RESOLVE	phasing
CNS	refinement
PDB_EXTRACT	data extraction
ProDC	data collection

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.