3EUP

The crystal structure of the transcriptional regulator, TetR family from Cytophaga hutchinsonii

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	298	25% PEG4000, 0.1M MES, 0.2M MgCl2, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.41	48.9

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 45.595	α = 90
b = 53.4	β = 90
c = 178.005	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	mirrors	2007-12-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.9794	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	1.99	89.09	99.1	0.11	31.62	9.2	29006	28745	2	2	22

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	2.046	94.47		0.67	2.76	8.3	2208

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	1.99	89.09	29006	28745	1531	99.1	0.18463	0.18227	0.22937	RANDOM	21.411

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]
1.88			-0.42		-1.46

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.88
r_dihedral_angle_4_deg	17.773
r_dihedral_angle_3_deg	14.484
r_dihedral_angle_1_deg	5.208
r_scangle_it	4.684
r_scbond_it	3.178
r_angle_refined_deg	1.631
r_mcangle_it	1.545
r_angle_other_deg	0.963
r_mcbond_it	0.815

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.88
r_dihedral_angle_4_deg	17.773
r_dihedral_angle_3_deg	14.484
r_dihedral_angle_1_deg	5.208
r_scangle_it	4.684
r_scbond_it	3.178
r_angle_refined_deg	1.631
r_mcangle_it	1.545
r_angle_other_deg	0.963
r_mcbond_it	0.815
r_mcbond_other	0.234
r_chiral_restr	0.086
r_bond_refined_d	0.02
r_gen_planes_refined	0.006
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3116
Nucleic Acid Atoms
Solvent Atoms	261
Heterogen Atoms	10

Software

Software
Software Name	Purpose
SBC-Collect	data collection
HKL-3000	phasing
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	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 R01GM133198.