Experiment: 3CAW

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	293	22% PEG 3350, 0.1M Hepes, 0.2M Magnesium chloride, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293.0K

Crystal Properties
Matthews coefficient	Solvent content
2.2	44.01

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 53.381	α = 90
b = 78.61	β = 91.78
c = 78.462	γ = 90

Symmetry
Space Group	P 1 21 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	ADSC QUANTUM 4		2008-02-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X4A	0.97915	NSLS	X4A

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	1.87	25	97.1	0.069		4.1	52136	52136			15.2

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	SAD	THROUGHOUT	1.87	24.85	52136	52136	2627	97.1	0.218	0.218	0.218	0.244	RANDOM	25.1

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]
-6.02		2.05	2.16		3.85

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	22
c_scangle_it	4.97
c_scbond_it	3.08
c_mcangle_it	2.75
c_mcbond_it	1.79
c_angle_deg	1.2
c_improper_angle_d	0.71
c_bond_d	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5070
Nucleic Acid Atoms
Solvent Atoms	242
Heterogen Atoms	2

Software

Software
Software Name	Purpose
CNS	refinement
ADSC	data collection
DENZO	data reduction
SCALEPACK	data scaling
SOLVE	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.