Experiment: 2WU9

Crystal structure of peroxisomal KAT2 from Arabidopsis thaliana

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2WUA	PDB ENTRY 2WUA

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	9		HANGING DROP. AT-KAT2 AT 11.8 MG/ML IN 20MM TRIS(HCL) PH9.0, 150MM NACL, 2MM EDTA, 5% (V/V) GLYCEROL, 2MM DTT, 2MM C12-COA AGAINST A WELL SOLUTION CONTAINING 20% (W/V) PEG 3350, 0.2M LI(CH3COO)2, 0.002% ETHYLENE GLYCOL.

Crystal Properties
Matthews coefficient	Solvent content
2.04	40

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 60.831	α = 90
b = 86.67	β = 106.71
c = 72.75	γ = 90

Symmetry
Space Group	P 1 21 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	CCD	MARRESEARCH		2008-12-02	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE X12		EMBL/DESY, HAMBURG	X12

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	34.6	97.2	0.08	15.2	5.1		112318			9.59

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	1.58	81.2		0.5	2.6	4.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	PDB ENTRY 2WUA	1.5	34.6	108434	5431	93.9	0.151	0.15	0.153	0.178	0.178	14.58

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]
0.1549		0.5309	-0.4626		-0.3538

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	14.108
f_angle_d	1.088
f_chiral_restr	0.074
f_bond_d	0.006
f_plane_restr	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5892
Nucleic Acid Atoms
Solvent Atoms	1131
Heterogen Atoms	36

Software

Software
Software Name	Purpose
PHENIX	refinement
MOSFLM	data reduction
SCALEPACK	data scaling
PHASER	phasing