Experiment: 4ASH

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1WQS	PDB ENTRIES 1WQS, 2FYQ, AND 2IPH
experimental model	PDB	2FYQ	PDB ENTRIES 1WQS, 2FYQ, AND 2IPH
experimental model	PDB	2IPH	PDB ENTRIES 1WQS, 2FYQ, AND 2IPH

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.5		0.2 M KSCN,0.1 M BIS-TRIS PROPANE PH 7.5, 20% W/V POLY-ETHYLENE GLYCOL (PEG) 3350

Crystal Properties
Matthews coefficient	Solvent content
2.2	44.45

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 50.92	α = 90
b = 70.14	β = 90
c = 192.13	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	100	PIXEL	DECTRIS PILATUS 2M	MIRRORS	2011-05-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I04		Diamond	I04

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	1.58	48.03	94.2	0.04	29.8	12.4		44988		2

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	1.58	1.62	65.3		0.55	3.2	8.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	PDB ENTRIES 1WQS, 2FYQ, AND 2IPH	1.578	48.032	1.4	44931	2266	93.94	0.1849	0.1836	0.2084

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]
-5.1405			14.401		-9.2605

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	11.609
f_angle_d	0.98
f_chiral_restr	0.066
f_bond_d	0.006
f_plane_restr	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2585
Nucleic Acid Atoms
Solvent Atoms	290
Heterogen Atoms

Software

Software
Software Name	Purpose
PHENIX	refinement
XDS	data reduction
SCALA	data scaling
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 R01GM133198.