3BJN

Crystal structure of C-terminal domain of putative transcriptional regulator from Vibrio cholerae, targeted domain 79-240

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	289	Tris-HCl pH 8.5, 3.0 M NaCl, VAPOR DIFFUSION, SITTING DROP, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
2.84	56.71

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 54.313	α = 90
b = 54.313	β = 90
c = 142.608	γ = 90

Symmetry
Space Group	P 43 21 2

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		2007-10-21	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	1.65	50	99.1	0.089	56.1	11.4	26687	26456		-3	20.6

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	1.71	92.4		0.3	4.62	7.9	2394

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	35.76	26376	26376	1333	99.14	0.18065	0.18065	0.1795	0.20257	RANDOM	22.831

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]
0.75			0.75		-1.5

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.603
r_dihedral_angle_4_deg	16.624
r_dihedral_angle_3_deg	12.902
r_dihedral_angle_1_deg	5.218
r_scangle_it	4.497
r_scbond_it	3.188
r_angle_refined_deg	1.54
r_mcangle_it	1.494
r_mcbond_it	1.076
r_nbtor_refined	0.306
r_symmetry_hbond_refined	0.256
r_nbd_refined	0.222
r_symmetry_vdw_refined	0.202
r_xyhbond_nbd_refined	0.193
r_chiral_restr	0.101
r_bond_refined_d	0.014
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
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1240
Nucleic Acid Atoms
Solvent Atoms	200
Heterogen Atoms	2

Software

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