1ZLJ

Crystal Structure of the Mycobacterium tuberculosis Hypoxic Response Regulator DosR C-terminal Domain

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5.5	298	PEG 5000mme, ammonium sulfate, sodium chloride, MES, glycerol, VAPOR DIFFUSION, SITTING DROP, temperature 298K, pH 5.50

Crystal Properties
Matthews coefficient	Solvent content
2.15	43

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 33.069	α = 89.9
b = 60.488	β = 89.91
c = 74.226	γ = 90.99

Symmetry
Space Group	P 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		2004-01-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.2.2		ALS	8.2.2

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	2	50	97.3	0.108	14.7	7.48		37716		3.7	26.35

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)
	2	2.07	91.1		0.412	3.7

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2	50	39046	35816	1894	96.6	0.188	0.186	0.211	RANDOM	26.44

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]
-0.47	0.07	-0.15	-1.9	-0.2	2.37

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	4.294
r_scangle_it	2.686
r_mcangle_it	2.199
r_scbond_it	1.596
r_angle_refined_deg	1.318
r_mcbond_it	1.307
r_angle_other_deg	0.742
r_symmetry_vdw_other	0.282
r_symmetry_vdw_refined	0.259
r_nbd_other	0.249
r_symmetry_hbond_refined	0.237
r_nbd_refined	0.223
r_xyhbond_nbd_refined	0.173
r_nbtor_other	0.095
r_chiral_restr	0.087
r_bond_refined_d	0.015
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_dihedral_angle_2_deg
r_dihedral_angle_3_deg
r_dihedral_angle_4_deg
r_nbtor_refined
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_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4218
Nucleic Acid Atoms
Solvent Atoms	196
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
SOLVE	phasing