1ZEL

Crystal structure of RV2827C protein from Mycobacterium tuberculosis

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.7	277	0.1 M SODIUM ACETATE, 2 M SODIUM FORMATE, pH 4.7, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.1	42.2

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 87.419	α = 90
b = 180.653	β = 90
c = 35.112	γ = 90

Symmetry
Space Group	P 21 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	MARRESEARCH	mirrors	2004-12-04	M	SINGLE WAVELENGTH
2	1	x-ray		CCD	MARRESEARCH	mirrors	2005-02-19	M	MAD
1,2	1

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE X13		EMBL/DESY, HAMBURG	X13
2	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE BW7A	0.9195,0.9203,0.9095	EMBL/DESY, HAMBURG	BW7A

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	1.93	50	99.9	0.076	23.3	6.2	43052	43052	-3	-3

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	1.93	2	99.8		0.495	3.7	5.9	4214

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	MAD	THROUGHOUT	1.93	30	41592	41592	1341	99.87	0.18269	0.18269	0.18136	0.22455	RANDOM	26.881

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]
1.06			-2		0.93

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	28.97
r_dihedral_angle_4_deg	19.117
r_dihedral_angle_3_deg	14.135
r_dihedral_angle_1_deg	5.511
r_scangle_it	5.168
r_scbond_it	3.324
r_mcangle_it	1.518
r_angle_refined_deg	1.376
r_mcbond_it	0.821
r_nbtor_refined	0.312
r_nbd_refined	0.217
r_symmetry_vdw_refined	0.178
r_symmetry_hbond_refined	0.167
r_xyhbond_nbd_refined	0.154
r_metal_ion_refined	0.13
r_symmetry_metal_ion_refined	0.106
r_chiral_restr	0.092
r_bond_refined_d	0.012
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4534
Nucleic Acid Atoms
Solvent Atoms	340
Heterogen Atoms	63

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
SHELXD	phasing
MLPHARE	phasing
DM	phasing