1AFW

THE 1.8 ANGSTROM CRYSTAL STRUCTURE OF THE DIMERIC PEROXISOMAL THIOLASE OF SACCHAROMYCES CEREVISIAE

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	microdiaylsis	6.5	293	MICRODIALYSIS AGAINST 25MM MOPS PH6.5, 200MM DTT, 1MM EDTA, 1MM SODIUM AZIDE, AT 20 DEGREES CELSIUS, microdiaylsis, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.3	43

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 71.17	α = 90
b = 92.65	β = 90
c = 116.72	γ = 90

Symmetry
Space Group	P 21 21 21

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	MARRESEARCH		1995-01-21	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID2		ESRF	ID2

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	1.8	10	98.9	0.047	0.047	24.8	9.3		71570		2	17.1

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)
	1.8	1.83	86.8		0.122	12.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	MIRAS	R FREE (WITH X-PLOR, BUT NOT WITH TNT)	1.8	10	71365	71365	3790	98.9	0.187	0.187	0.203	0.24	EVERY 20TH REFLECTION

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]

RMS Deviations
Key	Refinement Restraint Deviation
t_dihedral_angle_d	33.3
t_angle_deg	2.4
t_bond_d	0.017
t_gen_planes	0.011
t_trig_c_planes	0.009
t_nbd	0.006
t_incorr_chiral_ct
t_pseud_angle
t_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5874
Nucleic Acid Atoms
Solvent Atoms	464
Heterogen Atoms

Software

Software
Software Name	Purpose
TNT	refinement
DENZO	data reduction
SCALEPACK	data scaling
TNT	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.