Experiment: 6STM

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2X52

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		293	Crystals were grown using the vapour diffusion hanging drop method by mixing equal volumes (1 uL) of the protein solution at concentration of 30 mg/ml and a solution 7.5 % in PEG 8000, 10% ethylene glycol and 0.1 M sodium cacodylate, pH 6.0 as the precipitant.

Crystal Properties
Matthews coefficient	Solvent content
3.27	62.39

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 127.04	α = 90
b = 127.04	β = 90
c = 46.49	γ = 120

Symmetry
Space Group	P 65

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS PILATUS 6M-F		2015-03-13	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID29	0.97625	ESRF	ID29

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	1.7	30	99.6	0.073	11.3	5		47270

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	1.7	1.79	99.5		0.435	3.3	4.8

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	2X52	1.7	30	44903	2347	99.56	0.1624	0.1601	0.2	0.2059	0.22	RANDOM	33.079

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]
-0.91	-0.46		-0.91		2.96

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.778
r_sphericity_free	21.961
r_sphericity_bonded	21.312
r_dihedral_angle_3_deg	13.742
r_rigid_bond_restr	9.472
r_dihedral_angle_4_deg	8.537
r_dihedral_angle_1_deg	6.703
r_angle_refined_deg	0.639
r_angle_other_deg	0.531
r_chiral_restr	0.045

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2250
Nucleic Acid Atoms
Solvent Atoms	212
Heterogen Atoms	6

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
MOSFLM	data reduction
SCALA	data scaling
MOLREP	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.