Experiment: 5EK5

STRUCTURAL CHARACTERIZATION OF IRMA FROM ESCHERICHIA COLI

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	9	294	100 MM BIS-TRIS PROPANE PH 9.0 AND 2% (W/V) POLYETHYLENE GLYCOL (PEG) 2000, VAPOR DIFFUSION, TEMPERATURE 294K

Crystal Properties
Matthews coefficient	Solvent content
2.34	47.37

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 93.999	α = 90
b = 93.999	β = 90
c = 93.999	γ = 90

Symmetry
Space Group	P 21 3

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	RIGAKU SATURN 944	MIRRORS	2012-07-17	M	SINGLE WAVELENGTH
2	1	x-ray	100	CCD	ADSC QUANTUM 210r	MIRRORS	2012-08-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU FR-E SUPERBRIGHT	1.5418
2	SYNCHROTRON	AUSTRALIAN SYNCHROTRON BEAMLINE MX2	0.9686	Australian Synchrotron	MX2

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	2.26	47	100	0.063	37.1	21.7		13278

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	2.26	2.34	100		0.859	3.6	21.2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	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	SAD	FREE R-VALUE	2.26	47	1.34	13251	1873	100	0.222	0.215	0.2214	0.261	0.2639	Random selection	53.25

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	13.195
f_angle_d	1.09
f_chiral_restr	0.043
f_bond_d	0.005
f_plane_restr	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1864
Nucleic Acid Atoms
Solvent Atoms	116
Heterogen Atoms	9

Software

Software
Software Name	Purpose
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling
Auto-Rickshaw	phasing