2QHT

Structural Basis of Octanoic Acid Recognition by Lipoate-Protein Ligase B

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	298	50mM HEPES at pH 7.0, 4.0M lithium chloride, 5%(v/v) PEG 8000, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.48	50.33

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 63.609	α = 90
b = 63.609	β = 90
c = 113.869	γ = 90

Symmetry
Space Group	P 41 21 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	110	CCD	ADSC QUANTUM 4			M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PHOTON FACTORY BEAMLINE BL-5A	0.97925, 0.97942, 0.95000	Photon Factory	BL-5A

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	1.5	20	99.6	0.081	11.4	7.3		38111

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	1.5	1.55	99.7		0.473		5.2	3738

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	MAD	THROUGHOUT	1.5	20	38067	3792	99.71	0.201	0.199	0.222	RANDOM	22.579

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]
0.05			0.05		-0.09

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.251
r_dihedral_angle_4_deg	12.125
r_dihedral_angle_3_deg	11.483
r_dihedral_angle_1_deg	5.921
r_scangle_it	2.986
r_scbond_it	1.938
r_angle_refined_deg	1.247
r_mcangle_it	1.226
r_mcbond_it	0.786
r_nbtor_refined	0.314

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.251
r_dihedral_angle_4_deg	12.125
r_dihedral_angle_3_deg	11.483
r_dihedral_angle_1_deg	5.921
r_scangle_it	2.986
r_scbond_it	1.938
r_angle_refined_deg	1.247
r_mcangle_it	1.226
r_mcbond_it	0.786
r_nbtor_refined	0.314
r_symmetry_vdw_refined	0.25
r_nbd_refined	0.204
r_xyhbond_nbd_refined	0.186
r_symmetry_hbond_refined	0.157
r_chiral_restr	0.078
r_bond_refined_d	0.008
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1643
Nucleic Acid Atoms
Solvent Atoms	303
Heterogen Atoms

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
HKL-2000	data reduction
SOLVE	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.