Experiment: 2WTL

Crystal structure of BfrA from M. tuberculosis

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3BKN	PDB ENTRY 3BKN

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8		PROTEIN (9MG/ML) WAS CRYSTALLIZED WITH 1.6M NACL; 100MM TRIS-HCL, PH 8.0 AT ROOM TEMPERATURE

Crystal Properties
Matthews coefficient	Solvent content
3.06	59.8

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 125.96	α = 90
b = 125.96	β = 90
c = 175.84	γ = 90

Symmetry
Space Group	I 4

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	295	IMAGE PLATE	MAR555 FLAT PANEL	MIRRORS		M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE X11		EMBL/DESY, HAMBURG	X11

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	2.5	25	99.4	0.1	6.7	4.4		45901		1.6	31.49

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	2.5	2.59	97.1		0.29	1.6	4.1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	PDB ENTRY 3BKN	2.59	36.047	1.36	42380	1826	99.67	0.1849	0.183	0.1933	0.2283	0.2223

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]
0.6935			0.6935		-1.3869

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	18.676
f_angle_d	2.09
f_chiral_restr	0.093
f_bond_d	0.016
f_plane_restr	0.01

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7782
Nucleic Acid Atoms
Solvent Atoms	170
Heterogen Atoms	144

Software

Software
Software Name	Purpose
PHENIX	refinement
AUTOMAR	data reduction
AUTOMAR	data scaling
PHENIX	phasing