2BJB

Mycobacterium Tuberculosis Epsp Synthase In Unliganded State

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1G6T	PDB ENTRY 1G6T

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6.1		1.6M NA ACETATE, pH 6.10

Crystal Properties
Matthews coefficient	Solvent content
2.14	41.97

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 102.864	α = 90
b = 102.864	β = 90
c = 99.512	γ = 120

Symmetry
Space Group	H 3

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	AU-COATED PLANAR, TOROIDAL MIRRORS	2003-11-02	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	MPG/DESY, HAMBURG BEAMLINE BW6		MPG/DESY, HAMBURG	BW6

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	1.8	15	100	0.11	17.5	5.9		36380			17.73

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	1.8	1.82	100		0.81	2.9	5.9

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1G6T	1.8	15	34526	1813	100	0.164	0.162	0.205	RANDOM	21.21

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]
0.16	0.08		0.16		-0.24

RMS Deviations
Key	Refinement Restraint Deviation
r_scangle_it	6.735
r_dihedral_angle_1_deg	4.345
r_scbond_it	4.283
r_mcangle_it	3.608
r_mcbond_it	2.108
r_angle_refined_deg	1.888
r_angle_other_deg	0.986
r_symmetry_vdw_other	0.326
r_nbd_other	0.249
r_symmetry_hbond_refined	0.246
r_symmetry_vdw_refined	0.238
r_nbd_refined	0.229
r_xyhbond_nbd_refined	0.206
r_chiral_restr	0.129
r_nbtor_other	0.089
r_bond_refined_d	0.021
r_gen_planes_refined	0.008
r_gen_planes_other	0.004
r_bond_other_d	0.002
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_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3058
Nucleic Acid Atoms
Solvent Atoms	232
Heterogen Atoms	21

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
MOLREP	phasing