Experiment: 3IR2

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	277	0.1M HEPES, 10% PEG 4000, 0.1M magnesium chloride, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.51	50.92

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 68.338	α = 90
b = 72.532	β = 90
c = 97.433	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	ADSC QUANTUM 315	Bent conical Si-mirror (Rh coated)	2009-03-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 14-BM-C	0.90020	APS	14-BM-C

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	2.25	58.22	97.1	0.075	0.075	9.6	6.7	23001	23001	1	1

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	2.25	2.33	97.4		0.365	0.365		6.6	2260

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	Highly truncated model based on PDB Entry 3E1U	2.25	50	23001	21796	1171	96.99	0.16783	0.16783	0.16569	0.20823	RANDOM	18.463

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]
0.07			-1.47		1.4

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.791
r_dihedral_angle_4_deg	17.441
r_dihedral_angle_3_deg	15.009
r_dihedral_angle_1_deg	5.449
r_scangle_it	2.315
r_scbond_it	1.498
r_angle_refined_deg	1.113
r_mcangle_it	1.011
r_angle_other_deg	0.867
r_mcbond_it	0.535

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.791
r_dihedral_angle_4_deg	17.441
r_dihedral_angle_3_deg	15.009
r_dihedral_angle_1_deg	5.449
r_scangle_it	2.315
r_scbond_it	1.498
r_angle_refined_deg	1.113
r_mcangle_it	1.011
r_angle_other_deg	0.867
r_mcbond_it	0.535
r_mcbond_other	0.119
r_chiral_restr	0.078
r_bond_refined_d	0.011
r_bond_other_d	0.006
r_gen_planes_refined	0.005
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2986
Nucleic Acid Atoms
Solvent Atoms	377
Heterogen Atoms	8

Software

Software
Software Name	Purpose
ADSC	data collection
PHASER	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling

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.