3DF8

The crystal structure of a possible HxlR family transcriptional factor from Thermoplasma volcanium GSS1

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6	289	0.2M Cacium Acetate, 0.1M MES 20%(w/v) PEG8000, pH 6, VAPOR DIFFUSION, HANGING DROP, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
2.39	48.46

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 65.739	α = 90
b = 54.755	β = 125.31
c = 40.687	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	Mirror	2008-03-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.97931	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	1.65	38.3	97.3	0.099	27.9	4.3	13735	13735

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	1.69	77.3		0.477	1.8	2.7	734

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	38.3	13052	13052	681	97.14	0.17285	0.17285	0.17074	0.21064	RANDOM	32.435

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]
-0.17		-0.22	0.16		-0.24

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.691
r_dihedral_angle_4_deg	16.082
r_dihedral_angle_3_deg	13.834
r_dihedral_angle_1_deg	5.501
r_scangle_it	3.58
r_scbond_it	2.284
r_angle_refined_deg	1.558
r_mcangle_it	1.364
r_mcbond_it	0.899
r_nbtor_refined	0.311
r_nbd_refined	0.219
r_symmetry_vdw_refined	0.203
r_xyhbond_nbd_refined	0.139
r_symmetry_hbond_refined	0.121
r_chiral_restr	0.101
r_bond_refined_d	0.015
r_gen_planes_refined	0.007
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
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	848
Nucleic Acid Atoms
Solvent Atoms	84
Heterogen Atoms	8

Software

Software
Software Name	Purpose
REFMAC	refinement
SBC-Collect	data collection
HKL-3000	data reduction
HKL-3000	data scaling
SHELXD	phasing
MLPHARE	phasing
DM	phasing
RESOLVE	phasing
HKL-3000	phasing