Experiment: 3NRT

The crystal structure of putative ryanodine receptor from Bacteroides thetaiotaomicron VPI-5482

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	298	25% PEG 400, 0.2M MgCl, , pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
3.13	60.73

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 74.642	α = 90
b = 89.272	β = 110.99
c = 74.697	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	SBC-2	mirrors	2009-03-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.9792	APS	19-ID

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	2.54	50	99.5	0.101	14	4.1

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)
	2.54	2.59	100		0.643	2.17	4.2	1618

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	2.54	32.48	1.89	61648	3128	96.4	0.2006	0.198	0.1853	0.2476	0.2348	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]
-2.7553		-3.2424	7.889		-5.1337

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	20.146
f_angle_d	1.129
f_chiral_restr	0.072
f_bond_d	0.009
f_plane_restr	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4738
Nucleic Acid Atoms
Solvent Atoms	85
Heterogen Atoms	43

Software

Software
Software Name	Purpose
HKL-3000	data collection
MLPHARE	phasing
PHENIX	refinement
HKL-3000	data reduction
HKL-3000	data scaling