3JVD

Crystal structure of putative transcription regulation repressor (LACI family) FROM Corynebacterium glutamicum

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5		0.1M SODIUM CACODYLATE, PH 6.5, 2M AMMONIUM SULFATE, 200MM SODIUM CHLORIDE, 10% GLYCEROL, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 294K

Crystal Properties
Matthews coefficient	Solvent content
2.45	49.82

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 91.97	α = 90
b = 91.97	β = 90
c = 285.453	γ = 120

Symmetry
Space Group	P 65 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	90	CCD	ADSC QUANTUM 315	MIRRORS	2009-08-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X29A		NSLS	X29A

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	2.3	40	100	0.104	5.1	11.7		32657		-5	50.208

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	2.3	2.38	100		0.95	1	11.6

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	2.3	20	31506	1032	99.91	0.22604	0.22425	0.28353	RANDOM	60.047

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]
2.42	1.21		2.42		-3.62

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.593
r_dihedral_angle_3_deg	15.905
r_dihedral_angle_4_deg	13.896
r_scangle_it	12.604
r_scbond_it	9.171
r_mcangle_it	6.77
r_dihedral_angle_1_deg	5.239
r_mcbond_it	4.742
r_angle_refined_deg	1.13
r_nbtor_refined	0.292
r_xyhbond_nbd_refined	0.143
r_nbd_refined	0.136
r_symmetry_vdw_refined	0.136
r_symmetry_hbond_refined	0.13
r_chiral_restr	0.074
r_bond_refined_d	0.007
r_gen_planes_refined	0.003
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	3858
Nucleic Acid Atoms
Solvent Atoms	74
Heterogen Atoms	21

Software

Software
Software Name	Purpose
SHELX	model building
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
SHELX	phasing