4N44

Crystal structure of oxidized form of thiolase from Clostridium acetobutylicum

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.2	295	PEG3350, K-citrate, NaCl, pH 4.2, vapor diffusion, hanging drop, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
2.42	49.25

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 203.227	α = 90
b = 53.987	β = 90
c = 72.968	γ = 90

Symmetry
Space Group	P 21 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	100	CCD	ADSC QUANTUM 210		2008-10-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PAL/PLS BEAMLINE 7A (6B, 6C1)	1.23985	PAL/PLS	7A (6B, 6C1)

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	1.77	50	98.1	0.07	0.063	33.7	5.3	79061	77934	2	1

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	1.77	1.83	87.9		0.299	0.276	2.8	4.1	6869

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	1DLV	1.77	43.44	77903	73992	3911	98.49	0.1702	0.1702	0.1681	0.2085	RANDOM	30.7619

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]
-1.39			2.68		-1.29

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.842
r_dihedral_angle_3_deg	14.69
r_dihedral_angle_4_deg	13.01
r_dihedral_angle_1_deg	6.842
r_mcangle_it	4.186
r_mcbond_it	2.875
r_mcbond_other	2.86
r_angle_refined_deg	1.909
r_angle_other_deg	0.916
r_chiral_restr	0.131

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.842
r_dihedral_angle_3_deg	14.69
r_dihedral_angle_4_deg	13.01
r_dihedral_angle_1_deg	6.842
r_mcangle_it	4.186
r_mcbond_it	2.875
r_mcbond_other	2.86
r_angle_refined_deg	1.909
r_angle_other_deg	0.916
r_chiral_restr	0.131
r_bond_refined_d	0.02
r_gen_planes_refined	0.01
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5784
Nucleic Acid Atoms
Solvent Atoms	437
Heterogen Atoms	28

Software

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

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.