Experiment: 3R3U

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	298	16-20% PEG3350, 0.2M NH4Cl, 0.1M sodium cacodylate. Microseeded using parent crystals grown with the supplementation of 4% sucrose, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.4	48.65

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 80.23	α = 90
b = 122.7	β = 90
c = 132.66	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					2006-08-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.9785646	APS	19-ID

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	1.55	90.17	99.7	0.062	17.95			189118		-3	26.758

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	1.55	1.59	99.8		0.485	3.33

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.6	90.17	172070	8616	99.74	0.1718	0.1702	0.18	0.2019	0.21	RANDOM	21.1938

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]
0.64			-0.55		-0.09

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.976
r_dihedral_angle_4_deg	17.357
r_dihedral_angle_3_deg	13.982
r_dihedral_angle_1_deg	6.437
r_scangle_it	4.733
r_scbond_it	3.123
r_mcangle_it	2.184
r_angle_refined_deg	2.122
r_mcbond_it	1.401
r_angle_other_deg	1.123

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.976
r_dihedral_angle_4_deg	17.357
r_dihedral_angle_3_deg	13.982
r_dihedral_angle_1_deg	6.437
r_scangle_it	4.733
r_scbond_it	3.123
r_mcangle_it	2.184
r_angle_refined_deg	2.122
r_mcbond_it	1.401
r_angle_other_deg	1.123
r_mcbond_other	0.469
r_chiral_restr	0.146
r_bond_refined_d	0.027
r_gen_planes_refined	0.013
r_gen_planes_other	0.002
r_bond_other_d	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	9452
Nucleic Acid Atoms
Solvent Atoms	1039
Heterogen Atoms	7

Software

Software
Software Name	Purpose
XSCALE	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
PHASER	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 R01GM157729.