2GLN

Crystal structure of Mycobacterium tuberculosis trHbN, GlnE11Ala mutant

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	7	277	sodium dihydrogen phosphate and dipotassium hydrogen phosphate 1.8 M, pH 7.0, VAPOR DIFFUSION, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.11	41.67

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 45.777	α = 90
b = 60.443	β = 90
c = 87.886	γ = 90

Symmetry
Space Group	P 21 21 21

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				M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE BW7A	0.931	EMBL/DESY, HAMBURG	BW7A

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.98	50	98.8			16471	16471

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.98	2.03	87.9

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	MOLECULAR REPLACEMENT	THROUGHOUT	1.98	50	16471	16471	879	98.79	0.17634	0.17634	0.1733	0.23345	RANDOM	26.227

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]
-0.56			1.87		-1.31

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	27.442
r_dihedral_angle_4_deg	15.306
r_dihedral_angle_3_deg	13.237
r_scangle_it	5.723
r_dihedral_angle_1_deg	5.046
r_scbond_it	4.371
r_mcangle_it	2.819
r_mcbond_it	1.805
r_angle_refined_deg	1.217
r_nbtor_refined	0.297
r_nbd_refined	0.21
r_symmetry_vdw_refined	0.179
r_symmetry_hbond_refined	0.141
r_xyhbond_nbd_refined	0.117
r_chiral_restr	0.083
r_bond_refined_d	0.011
r_gen_planes_refined	0.004
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	1950
Nucleic Acid Atoms
Solvent Atoms	191
Heterogen Atoms	101

Software

Software
Software Name	Purpose
MOSFLM	data reduction
EPMR	phasing
REFMAC	refinement