2IAI

Crystal structure of SCO3833, a member of the TetR transcriptional regulator family from Streptomyces coelicolor A3

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	8.5	293	Crystallized from mother liquor containing 0.1 M Tris-HCl pH=8.5 and 7%(w/v) PEG 8000, VAPOR DIFFUSION, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.39	48.52

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 61.308	α = 90
b = 61.308	β = 90
c = 113.865	γ = 120

Symmetry
Space Group	P 32 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	103	CCD	SBC-3	MIRRORS	2006-06-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-BM	0.97940	APS	19-BM

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	1.65	53.07	99.8	0.062	9.2	10.9	30460	30460			32.7

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	1.65	1.693	100		0.388	3.7	11.1	2212

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	1.65	53.07	28923	28923	1537	99.8	0.17042	0.17042	0.1685	0.2082	RANDOM	23.489

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]
0.25	0.12		0.25		-0.37

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	24.66
r_dihedral_angle_4_deg	18.411
r_dihedral_angle_3_deg	13.08
r_dihedral_angle_1_deg	5.067
r_scangle_it	4.189
r_scbond_it	2.921
r_angle_refined_deg	1.654
r_mcangle_it	1.639
r_mcbond_it	1.223
r_angle_other_deg	0.92
r_mcbond_other	0.346
r_symmetry_vdw_other	0.28
r_nbd_refined	0.225
r_symmetry_hbond_refined	0.205
r_nbd_other	0.2
r_xyhbond_nbd_refined	0.199
r_nbtor_refined	0.185
r_symmetry_vdw_refined	0.177
r_chiral_restr	0.104
r_nbtor_other	0.083
r_bond_refined_d	0.02
r_gen_planes_refined	0.009
r_bond_other_d	0.002
r_gen_planes_other	0.002
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1559
Nucleic Acid Atoms
Solvent Atoms	286
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-3000	data collection
HKL-3000	data reduction
HKL-3000	data scaling
HKL-3000	phasing
SHELXD	phasing
SHELXE	model building
MLPHARE	phasing
DM	phasing
ARP/wARP	model building
RESOLVE	phasing
CCP4	phasing
O	model building
Coot	model building