3BNI

Crystal structure of TetR-family transcriptional regulator from Streptomyces coelicolor

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.5	291	0.1 M Bis-Tris buffer, 0.2 M Ammonium sulfate, 25% PEG 3350, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
1.86	33.7

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 46.091	α = 90
b = 66.354	β = 90
c = 125.083	γ = 90

Symmetry
Space Group	P 21 21 21

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		2006-10-09	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	2.3	38	99.8	0.082	9	7.1	17771	17771			50.5

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	2.37	98		0.807	2.38	6.4	1402

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2.3	38	17716	17716	904	99.7	0.2	0.2	0.197	0.249	RANDOM	34.088

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]
-0.62			0.58		0.04

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.748
r_dihedral_angle_3_deg	18.755
r_dihedral_angle_4_deg	18.361
r_dihedral_angle_1_deg	5.393
r_scangle_it	3.846
r_scbond_it	2.372
r_angle_refined_deg	1.6
r_mcangle_it	1.398
r_mcbond_it	0.852
r_nbtor_refined	0.304

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.748
r_dihedral_angle_3_deg	18.755
r_dihedral_angle_4_deg	18.361
r_dihedral_angle_1_deg	5.393
r_scangle_it	3.846
r_scbond_it	2.372
r_angle_refined_deg	1.6
r_mcangle_it	1.398
r_mcbond_it	0.852
r_nbtor_refined	0.304
r_symmetry_hbond_refined	0.217
r_nbd_refined	0.216
r_symmetry_vdw_refined	0.208
r_xyhbond_nbd_refined	0.164
r_chiral_restr	0.126
r_bond_refined_d	0.016
r_gen_planes_refined	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2726
Nucleic Acid Atoms
Solvent Atoms	80
Heterogen Atoms	26

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
SBC-Collect	data collection
HKL-2000	data reduction
SHELXD	phasing
MLPHARE	phasing
DM	phasing
SOLVE	phasing
RESOLVE	phasing
HKL-2000	data scaling

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.