Experiment: 3PUT

Crystal Structure of the CERT START domain (mutant V151E) from Rhizobium etli at the resolution 1.8A, Northeast Structural Genomics Consortium Target ReR239.

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3OTL

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1			277	Protein solution: 100mM NaCl, 5mM DTT, 0.02% NaN3, 10mM Tris-HCl (pH 7.5) . Reservoir solution:sodium bromide 0.1 M CAPS (pH 10) 0.1 M PEG 8000, 40% 1,6-hexanediol 3%, macrobatch under oil, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.13	42.3

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 38.515	α = 90
b = 76.931	β = 97.64
c = 55.742	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	MAR CCD 165 mm		2010-11-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X4C	0.979	NSLS	X4C

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	1.828	30	83.7	0.07	13.7	3.3		46994		-3	25.34

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	1.83	1.9	41.5		0.265	2	1.7

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	3OTL	1.828	25.998	1.35	26546	1342	93.02	0.179	0.177	0.172	0.222	0.2181	RANDOM, 5%	32.329

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]
1.679		4.372	-2.099		0.42

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	13.161
f_angle_d	1.151
f_chiral_restr	0.083
f_bond_d	0.007
f_plane_restr	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2445
Nucleic Acid Atoms
Solvent Atoms	193
Heterogen Atoms	16

Software

Software
Software Name	Purpose
PHENIX	refinement
PDB_EXTRACT	data extraction
ADSC	data collection
DENZO	data reduction
SCALEPACK	data scaling
BALBES	phasing