Experiment: 3TW5

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	11	293	1.6M ammonium sulfate, 0.2M lithium sulfate, 0.1M N-cyclohexyl-3-aminopropanesulfonic acid (CAPS), pH 11.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
4.71	73.87

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 195.48	α = 90
b = 195.48	β = 90
c = 137.3	γ = 120

Symmetry
Space Group	P 62 2 2

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		2010-06-28	M	SINGLE WAVELENGTH
2	1	x-ray	100	CCD	MARMOSAIC 225 mm CCD		2010-02-25	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X06DA	1.0	SLS	X06DA
2	SYNCHROTRON	SLS BEAMLINE X06DA	1.255	SLS	X06DA

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	2.95	30	96.4	0.14	0.09	15.5	3.7	33060	31882	-3	-3	42.4

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1,2	2.95	3.026	98.2		0.66	0.583	2.75	3.7

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	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	SIRAS	THROUGHOUT	2.95	30	-3	31882	30288	1594	96.59	0.21584	0.21488	0.23426	RANDOM	45.922

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]
-1.75	-0.87		-1.75		2.62

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.281
r_dihedral_angle_3_deg	13.377
r_dihedral_angle_4_deg	9.963
r_dihedral_angle_1_deg	4.461
r_angle_refined_deg	0.889
r_mcangle_it	0.616
r_scangle_it	0.529
r_mcbond_it	0.341
r_scbond_it	0.304
r_chiral_restr	0.06

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.281
r_dihedral_angle_3_deg	13.377
r_dihedral_angle_4_deg	9.963
r_dihedral_angle_1_deg	4.461
r_angle_refined_deg	0.889
r_mcangle_it	0.616
r_scangle_it	0.529
r_mcbond_it	0.341
r_scbond_it	0.304
r_chiral_restr	0.06
r_bond_refined_d	0.006
r_gen_planes_refined	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5227
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	28

Software

Software
Software Name	Purpose
XDS	data scaling
SHARP	phasing
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling

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.