1H0R

Type II Dehydroquinase from Mycobacterium tuberculosis complexed with 2,3-anhydro-quinic acid

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2DHQ	PDB ENTRY 2DHQ

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8.5		15% PEG 8K, 0.2M NA/K PHOSPHATE 0.1M TRIS, pH 8.50

Crystal Properties
Matthews coefficient	Solvent content
2.77	55.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 126.879	α = 90
b = 126.879	β = 90
c = 126.879	γ = 90

Symmetry
Space Group	F 2 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	ADSC CCD		1999-06-13	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SRS BEAMLINE PX9.6		SRS	PX9.6

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	70	99.5	0.111	9.6	4.4		43406

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	2.14	99.5		0.742	1.75	4.1

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-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 2DHQ	2.1	72.55	8374	901	92.8	0.144	0.216	RANDOM	17.88

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]

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.244
r_scangle_it	4.861
r_scbond_it	3.181
r_angle_other_deg	2.944
r_mcangle_it	2.215
r_angle_refined_deg	2.191
r_mcbond_it	1.32
r_nbd_refined	0.406
r_symmetry_vdw_other	0.298
r_nbd_other	0.254
r_symmetry_vdw_refined	0.208
r_xyhbond_nbd_refined	0.198
r_symmetry_hbond_refined	0.161
r_chiral_restr	0.144
r_nbtor_other	0.092
r_bond_refined_d	0.026
r_gen_planes_other	0.016
r_gen_planes_refined	0.013
r_bond_other_d	0.004
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	1048
Nucleic Acid Atoms
Solvent Atoms	153
Heterogen Atoms	25

Software

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