3E5A

Crystal structure of Aurora A in complex with VX-680 and TPX2

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.9	293	16% PEG 3350 and 0.2 M Lithium sulfate buffered with 100 mM Bis-Tris, pH 6.9, VAPOR DIFFUSION, SITTING DROP, temperature 293.0K

Crystal Properties
Matthews coefficient	Solvent content
2.28	46.07

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 87.186	α = 90
b = 89.097	β = 90
c = 88.499	γ = 90

Symmetry
Space Group	C 2 2 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	CCD	MAR CCD 165 mm		2007-02-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 17-ID	1.0000	APS	17-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	2.3	50	97.1	0.072	0.062	25.6	5.6	15823	15365		2

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	2.3	2.38	78.2		0.409	0.272	2.7	4.6	1215

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 1OL5	2.3	25	12814	833	87.32	0.20628	0.20318	0.25585	RANDOM	52.914

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]
4.61			-4.1		-0.51

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.281
r_dihedral_angle_4_deg	18.967
r_dihedral_angle_3_deg	15.504
r_dihedral_angle_1_deg	7.756
r_scangle_it	3.381
r_scbond_it	2.15
r_angle_refined_deg	1.659
r_mcangle_it	1.239
r_mcbond_it	0.742
r_symmetry_hbond_refined	0.348
r_nbtor_refined	0.316
r_nbd_refined	0.225
r_xyhbond_nbd_refined	0.179
r_symmetry_vdw_refined	0.172
r_chiral_restr	0.099
r_bond_refined_d	0.016
r_gen_planes_refined	0.006
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2437
Nucleic Acid Atoms
Solvent Atoms	58
Heterogen Atoms	38

Software

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