2OKT

Crystal structure of O-succinylbenzoic acid synthetase from Staphylococcus aureus, ligand-free form

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8.5	294	O.1M TRIS-HCL, PH 8.5, 30% PEG 4000, 0.2M SODIUM ACETATE, 10% GLYCEROL, VAPOR DIFFUSION, SITTING DROP, temperature 294K, pH 8.50

Crystal Properties
Matthews coefficient	Solvent content
2.19	44

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 72.7	α = 90
b = 40.324	β = 92.98
c = 59.223	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	MAR CCD 165 mm	MIRRORS	2006-03-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 31-ID		APS	31-ID

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	1.3	50	99.5	0.04	0.032	8.2	3.7		84257		-1	15.69

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	1.3	1.35	99.7		0.5	0.4	1.8	3.5

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1WUE	1.3	20	81647	81647	2524	99.5	0.139	0.138	0.181	RANDOM	15.21

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]
-0.69		-0.14	0.14		0.54

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.454
r_sphericity_free	26.88
r_dihedral_angle_4_deg	21.948
r_dihedral_angle_3_deg	12.234
r_sphericity_bonded	10.229
r_scangle_it	9.779
r_scbond_it	7.791
r_dihedral_angle_1_deg	5.852
r_mcangle_it	5.674
r_mcbond_it	4.995
r_rigid_bond_restr	4.44
r_mcbond_other	1.798
r_angle_refined_deg	1.325
r_angle_other_deg	1.123
r_xyhbond_nbd_refined	0.217
r_nbd_refined	0.2
r_symmetry_hbond_refined	0.199
r_symmetry_vdw_other	0.197
r_nbtor_refined	0.175
r_nbd_other	0.163
r_symmetry_vdw_refined	0.139
r_nbtor_other	0.084
r_chiral_restr	0.079
r_bond_refined_d	0.01
r_gen_planes_refined	0.006
r_bond_other_d	0.003
r_gen_planes_other	0.002
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2760
Nucleic Acid Atoms
Solvent Atoms	590
Heterogen Atoms

Software

Software
Software Name	Purpose
PHASER	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling