3V1T

Crystal structure of a putative ketoacyl reductase (FabG4) from Mycobacterium tuberculosis H37Rv at 1.9 Angstrom resolution

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	300	45%(v/v) polypropylene glycol, 0.1M MES pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 300K

Crystal Properties
Matthews coefficient	Solvent content
2.04	39.78

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 57.388	α = 99.24
b = 57.594	β = 102.98
c = 71.488	γ = 117.04

Symmetry
Space Group	P 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	103	IMAGE PLATE	RIGAKU RAXIS IV++		2011-12-02	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007 HF	1.54

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.876	66.392	91	0.057	8	1.9	56389	56389

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Rrim I (All)	Rpim I (All)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.88	1.98	73.3		0.372	0.372	0.527	0.372	2.1	1.8	6666

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 3Q6I	1.88	66.39	56360	2284	90.91	0.1834	0.1805	0.2525	RANDOM	26.298

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]
2.27	1.79	1.54	0.25	1.35	0.22

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.344
r_dihedral_angle_4_deg	21.224
r_dihedral_angle_3_deg	14.917
r_dihedral_angle_1_deg	6.486
r_scangle_it	4.33
r_scbond_it	2.884
r_angle_refined_deg	1.833
r_mcangle_it	1.653
r_mcbond_it	1.082
r_chiral_restr	0.123

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.344
r_dihedral_angle_4_deg	21.224
r_dihedral_angle_3_deg	14.917
r_dihedral_angle_1_deg	6.486
r_scangle_it	4.33
r_scbond_it	2.884
r_angle_refined_deg	1.833
r_mcangle_it	1.653
r_mcbond_it	1.082
r_chiral_restr	0.123
r_bond_refined_d	0.022
r_gen_planes_refined	0.01

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5826
Nucleic Acid Atoms
Solvent Atoms	664
Heterogen Atoms

Software

Software
Software Name	Purpose
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
StructureStudio	data collection
XSCALE	data scaling
PHASER	phasing

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 R01GM133198.