Experiment: 3U4T

Crystal Structure of the C-terminal part of the TPR repeat-containing protein Q11TI6_CYTH3 from Cytophaga hutchinsonii. Northeast Structural Genomics Consortium Target ChR11B.

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	Microbatch crystallization under oil	8	291	20% PEG 8000, 0.1M ammonium phosphate, 0.1M Tris-HCl, pH 8.0, Microbatch crystallization under oil, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.96	58.39

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 84.671	α = 90
b = 42.822	β = 92.83
c = 104.946	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 4		2011-08-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X4A	0.97898	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	2.282	50	93.6	0.095	12.4	2	66257	62017			33.95

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	2.3	2.38	91.2		0.345	2.3	2	6689

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	2.282	42.284	1.2	61998	3162	92.51	0.239	0.238	0.234	0.256	0.2526	RANDOM	44.591

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]
9.368		-12.749	-12.101		2.733

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	15.964
f_angle_d	1.38
f_chiral_restr	0.105
f_plane_restr	0.009
f_bond_d	0.008

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4257
Nucleic Acid Atoms
Solvent Atoms	109
Heterogen Atoms

Software

Software
Software Name	Purpose
PHENIX	refinement
PDB_EXTRACT	data extraction
ADSC	data collection
HKL-2000	data reduction
HKL-2000	data scaling
PHENIX	phasing