Experiment: 6MC8

Crystal structure of PprA dimer from Deinococcus deserti

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	9.5	293.15	Protein at 3.0 mg/mL in 800 mM NaCl, 150 mM Imidazole, 20 mM Tris, pH 8.0 was mixed in 1:1 volume ratio with MCSG3 #92 - a solution of 30 % (w/v) PEG 400 and 0.1 M CHES, pH 9.5. The drop was suspended over 1.5M Ammonium sulfate.

Crystal Properties
Matthews coefficient	Solvent content
2.59	52.51

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 54.417	α = 90
b = 80.985	β = 90
c = 148.868	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	RIGAKU SATURN 944+		2017-06-30	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007 HF	1.54056

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	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	2.5	28.72	96.7	0.182	0.189	0.049	0.998	19.8	24.1		22737

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.5	2.6	80.2		0.663	0.7	0.223	0.845	2	11.6

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	2.5	28.72	22571	1131	96.16	0.2466	0.2464	0.261	0.261

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]

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4135
Nucleic Acid Atoms
Solvent Atoms	174
Heterogen Atoms

Software

Software
Software Name	Purpose
PHENIX	refinement
CrysalisPro	data reduction
StructureStudio	data collection
PHASER	phasing
Aimless	data scaling