Experiment: 3UKC

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	291	20 mM sodium cacodylate, 6 mM sodium chloride, 40 mM potassium chloride, 6 mM spermine tetrahydrochloride, 5% v/v MPD, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.13	42.24

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 26.13	α = 90
b = 44.007	β = 90
c = 45.531	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	100	CCD	MARMOSAIC 225 mm CCD		2009-02-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-F	0.98	APS	21-ID-F

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	1.54	31.64	99.46	0.096	43.8	6.8	8177	8144

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.54	1.58	96.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLREP, (CCP4)	THROUGHOUT	PDB entry 3EY2	1.54	31.6	8144	7534	610	99.47	0.17885	0.17572	0.21499	RANDOM	25.024

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]
-0.47			-1.39		1.85

RMS Deviations
Key	Refinement Restraint Deviation
r_scangle_it	5.295
r_scbond_it	4.295
r_rigid_bond_restr	3.182
r_angle_refined_deg	2.642
r_chiral_restr	0.153
r_gen_planes_refined	0.029
r_bond_refined_d	0.013

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms
Nucleic Acid Atoms	408
Solvent Atoms	53
Heterogen Atoms

Software

Software
Software Name	Purpose
MD2	data collection
CCP4	model building
MOLREP	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
CCP4	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 R01GM133198.