4AEC

Crystal Structure of the Arabidopsis thaliana O-Acetyl-Serine-(Thiol)- Lyase C

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1			291	18C, 1:1 15MG/ML PROTEIN MIXED WITH: 28% PEG 8000 100 MM MES, PH 6.5 300 MM NA ACETATE SUPPLEMENTED BY 15% GLYCEROL

Crystal Properties
Matthews coefficient	Solvent content
2.26	45.07

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 65.39	α = 90
b = 65.39	β = 90
c = 293.05	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	100	CCD	ADSC QUANTUM 315r			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID29		ESRF	ID29

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	2.4	50	99.7	0.09	26.1	15.5		24684		2

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	2.4	2.5	99.6		0.54	6.3	15.5

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1Z7W	2.4	19.94	24684	1300	100	0.18306	0.18038	0.23315	RANDOM	48.281

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]
-0.3			-0.3		0.61

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.135
r_dihedral_angle_4_deg	20.183
r_dihedral_angle_3_deg	17.164
r_dihedral_angle_1_deg	5.822
r_scangle_it	3.409
r_scbond_it	2.205
r_angle_refined_deg	1.735
r_mcangle_it	1.166
r_mcbond_it	0.657
r_chiral_restr	0.106
r_bond_refined_d	0.017
r_gen_planes_refined	0.008
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4770
Nucleic Acid Atoms
Solvent Atoms	121
Heterogen Atoms	44

Software

Software
Software Name	Purpose
REFMAC	refinement
PHASER	phasing