Experiment: 3SRC

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	293	10-15% PEG4000, 50-100 mM rubidium chloride, 50 mM HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
3	58.94

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 120.565	α = 90
b = 165.828	β = 90
c = 93.951	γ = 90

Symmetry
Space Group	C 2 2 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	113	CCD	MARMOSAIC 325 mm CCD		2010-03-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL9-1	0.97945	SSRL	BL9-1

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	2	39	97.2	0.076	9.9		63767	61883	-3	-3	30.8

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	2	2.1	82		0.476	1.7

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	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	PDB ENTRY 3L91	2	39	-3	61882	58774	3108	97.05	0.19796	0.19796	0.19667	0.22179	RANDOM	32.423

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]
-0.77			1.43		-0.66

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.517
r_dihedral_angle_4_deg	14.831
r_dihedral_angle_3_deg	12.748
r_dihedral_angle_1_deg	5.788
r_scangle_it	2.681
r_scbond_it	1.584
r_angle_refined_deg	1.265
r_mcangle_it	0.979
r_mcbond_it	0.524
r_chiral_restr	0.08

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.517
r_dihedral_angle_4_deg	14.831
r_dihedral_angle_3_deg	12.748
r_dihedral_angle_1_deg	5.788
r_scangle_it	2.681
r_scbond_it	1.584
r_angle_refined_deg	1.265
r_mcangle_it	0.979
r_mcbond_it	0.524
r_chiral_restr	0.08
r_bond_refined_d	0.009
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5447
Nucleic Acid Atoms
Solvent Atoms	237
Heterogen Atoms	87

Software

Software
Software Name	Purpose
Blu-Ice	data collection
MOLREP	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	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 R01GM133198.