Experiment: 3LV4

Crystal structure of the glycoside hydrolase, family 43 YxiA protein from Bacillus licheniformis. Northeast Structural Genomics Consortium Target BiR14.

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.15	291	18% PEG 3350, 0.2M Ca acetate, 0.1M MES, pH 6.15, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.22	44.68

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 210.585	α = 90
b = 60.327	β = 97.47
c = 73.122	γ = 90

Symmetry
Space Group	C 1 2 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 4		2010-02-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X4A	0.97918	NSLS	X4A

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	1.695	500	97.3	0.092	15.2	3.2	197594	192259

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)
	1.7	1.76	92.1		0.528	2.2	2.7	19695

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	THROUGHOUT	1.695	45.244	0.38	191496	9525	96.74	0.1486	0.1464	0.1338	0.1903	0.1805	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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	18.144
f_angle_d	1.056
f_chiral_restr	0.077
f_bond_d	0.006
f_plane_restr	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6929
Nucleic Acid Atoms
Solvent Atoms	679
Heterogen Atoms	25

Software

Software
Software Name	Purpose
HKL-2000	data collection
SHELXDE	phasing
PHENIX	model building
PHENIX	refinement
DENZO	data reduction
SCALEPACK	data scaling
PHENIX	phasing