3G7R

Crystal structure of SCO4454, a TetR-family transcriptional regulator from Streptomyces coelicolor

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		295	0.2 M NaI, 20% PEG 3350, cryoprotected in 20% Ethylene glycol, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
2.41	48.96

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 119.103	α = 90
b = 59.129	β = 101.38
c = 66.895	γ = 90

Symmetry
Space Group	C 1 2 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 315	mirrors	2006-06-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.97937	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	1.35	27.39	99.4	0.079	41.361	7.1	99985	99408		-3	12.5

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)
	1.35	1.4	95.4		0.377	4.1	5.3	9495

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	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	1.38	27.39	88709	4637	99.71	0.15078	0.14958	0.17364	RANDOM	15.665

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]
			0.01		-0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	29.691
r_dihedral_angle_4_deg	19.638
r_dihedral_angle_3_deg	12.189
r_dihedral_angle_1_deg	3.92
r_scangle_it	3.122
r_sphericity_free	3.085
r_sphericity_bonded	2.585
r_scbond_it	2.385
r_rigid_bond_restr	1.965
r_mcangle_it	1.301
r_angle_refined_deg	1.064
r_mcbond_it	0.763
r_nbtor_refined	0.303
r_symmetry_vdw_refined	0.202
r_nbd_refined	0.201
r_symmetry_hbond_refined	0.125
r_xyhbond_nbd_refined	0.115
r_chiral_restr	0.071
r_bond_refined_d	0.007
r_gen_planes_refined	0.005
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3163
Nucleic Acid Atoms
Solvent Atoms	682
Heterogen Atoms	128

Software

Software
Software Name	Purpose
SBC-Collect	data collection
HKL-3000	phasing
SHELXCD	phasing
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling