1U6S

Crystal Structure of the Complex Between Mycobacterium Tuberculosis Beta-Ketoacyl-Acyl Carrier Protein Synthase III and Lauroyl Coenzyme A

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1HZP	PDB entry 1HZP

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	293	1.6M ammonium formate, 100 mM Na Hepes buffer, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.39	48.3

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 55.57	α = 113.25
b = 63.19	β = 100.82
c = 55.33	γ = 92.66

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	100	IMAGE PLATE	RIGAKU RAXIS II	OSMIC CONFOCAL OPTICS	2003-06-23	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU	1.5418

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	2.3	57.7	94.9	0.073	8.7	2.9	29907	28396			46.6

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	2.3	2.4	89.5		0.26	1.9

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB entry 1HZP	2.3	57.74	29907	26965	1431	94.95	0.20828	0.20624	0.2468	RANDOM	37.308

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]
-0.52	-0.65	-0.02	1.3	1.68	0.48

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	4.779
r_scangle_it	1.688
r_angle_refined_deg	1.323
r_scbond_it	0.948
r_mcangle_it	0.69
r_mcbond_it	0.376
r_symmetry_hbond_refined	0.253
r_nbd_refined	0.207
r_symmetry_vdw_refined	0.186
r_chiral_restr	0.132

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	4.779
r_scangle_it	1.688
r_angle_refined_deg	1.323
r_scbond_it	0.948
r_mcangle_it	0.69
r_mcbond_it	0.376
r_symmetry_hbond_refined	0.253
r_nbd_refined	0.207
r_symmetry_vdw_refined	0.186
r_chiral_restr	0.132
r_xyhbond_nbd_refined	0.119
r_bond_refined_d	0.008
r_gen_planes_refined	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4857
Nucleic Acid Atoms
Solvent Atoms	193
Heterogen Atoms	122

Software

Software
Software Name	Purpose
bioteX	data collection
REFMAC	refinement
bioteX	data reduction
bioteX	data scaling
CNS	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 R01GM157729.