Experiment: 3V85

1.9 Angstrom resolution crystal structure of the protein Q9SIY3 from Arabidopsis thaliana

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.4	298	0.1M NaCitrate, 0.25M NH4(OAc), 30% PEG4000, pH 5.4, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K

Crystal Properties
Matthews coefficient	Solvent content
2.24	45.09

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 44.776	α = 90
b = 33.952	β = 95.23
c = 71.596	γ = 90

Symmetry
Space Group	P 1 21 1

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	ADSC QUANTUM 210		2010-06-21	M	SINGLE WAVELENGTH
2	1	x-ray	100	CCD	ADSC QUANTUM 315		2009-08-13	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CHESS BEAMLINE F2	0.97860	CHESS	F2
2	SYNCHROTRON	APS BEAMLINE 19-ID	0.97948	APS	19-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	1.9	19.73	99.4	0.117	0.099	9.8	3.6	17214	17111	2	2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1,2	1.9	2	98.7		0.697	0.585	3.5	3.3	2470

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-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	1.9	19.729	0.02	16545	840	96.03	0.1749	0.172	0.23	0.2306	random

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]
8.2208		-0.3798	-3.1687		-5.052

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	16.627
f_angle_d	1.035
f_chiral_restr	0.071
f_bond_d	0.006
f_plane_restr	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1666
Nucleic Acid Atoms
Solvent Atoms	132
Heterogen Atoms	13

Software

Software
Software Name	Purpose
ADSC	data collection
SOLVE	phasing
PHENIX	refinement
XDS	data reduction
SCALA	data scaling