3IME

Crystal Structure of Mycobacterium Tuberculosis Pantothenate Synthetase at 2.40 Ang resolution in complex with fragment compound 1-Benzofuran-2-carboxylic acid

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3COV	PDB entry 3COV

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8	293	11-14% w/v PEG3000, 100-150 mM lithium sulfate, 100 mM imidazole, pH 8.0, 2-4% v/v ethanol, 10% v/v glycerol and 20 mM magnesium chloride. , VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.22	44.68

Crystal Data

Unit Cell
Length ( ? )	Angle ( ? )
a = 48.632	�� = 90
b = 71.338	�� = 99.51
c = 82.06	�� = 90

Symmetry
Space Group	P 1 21 1

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	MARMOSAIC 225 mm CCD		2007-09-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SRS BEAMLINE PX10.1	1.117	SRS	PX10.1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	2.39	50	99.7	0.127	0.127	7.5	3.3	21939	21873			35

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.39	2.46	99.7		0.458	0.458		3.3	1447

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	PDB entry 3COV	2.39	27.86	20910	20730	1120	99.14	0.1612	0.1612	0.15595	0.2614	RANDOM	34.708

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]
-0.01		-0.01	-0.01		0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.04
r_dihedral_angle_3_deg	16.867
r_dihedral_angle_4_deg	14.617
r_dihedral_angle_1_deg	6.879
r_scangle_it	6.794
r_mcangle_it	5.198
r_scbond_it	4.935
r_mcbond_it	3.834
r_angle_refined_deg	1.773
r_nbtor_refined	0.308

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.04
r_dihedral_angle_3_deg	16.867
r_dihedral_angle_4_deg	14.617
r_dihedral_angle_1_deg	6.879
r_scangle_it	6.794
r_mcangle_it	5.198
r_scbond_it	4.935
r_mcbond_it	3.834
r_angle_refined_deg	1.773
r_nbtor_refined	0.308
r_nbd_refined	0.22
r_symmetry_vdw_refined	0.196
r_xyhbond_nbd_refined	0.175
r_symmetry_hbond_refined	0.174
r_chiral_restr	0.11
r_bond_refined_d	0.018
r_gen_planes_refined	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4084
Nucleic Acid Atoms
Solvent Atoms	248
Heterogen Atoms	42

Software

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

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.