Experiment: 5J1Y

Structure of Transcriptional Regulatory Repressor Protein - EthR from Mycobacterium Tuberculosis in complex with 1-(pyrrolidin-1-yl)-3-(tetrahydrofuran-3-yl)propan-1-one at 1.81A resolution

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1T56

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	298	Ammonium sulphate, Glycerol, MES

Crystal Properties
Matthews coefficient	Solvent content
2.6	52.78

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 121.293	α = 90
b = 121.293	β = 90
c = 33.682	γ = 90

Symmetry
Space Group	P 41 21 2

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 315		2013-02-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I03	0.9830	Diamond	I03

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	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	1.79	85.9	100	0.127	0.139	0.055	0.997	11.7	6.4		48182

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	1.79	1.84	100		1.741		6.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	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	1T56	1.81	29.45	22310	1217	99.71	0.2154	0.2135	0.2118	0.2519	0.2502	RANDOM	19.276

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
r_dihedral_angle_2_deg	36.568
r_dihedral_angle_4_deg	15.151
r_dihedral_angle_3_deg	12.326
r_dihedral_angle_1_deg	4.884
r_angle_refined_deg	2.085
r_chiral_restr	0.153
r_bond_refined_d	0.023
r_gen_planes_refined	0.012

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1487
Nucleic Acid Atoms
Solvent Atoms	42
Heterogen Atoms	28

Software

Software
Software Name	Purpose
Aimless	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
xia2	data reduction
PHASER	phasing