6CPF

Structure of dephosphorylated Aurora A (122-403) bound to AMPPCP in an active conformation

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	291.15	Crystals were obtained by mixing 570 uM Aurora A (18 mg/mL) in buffer (20 mM Tris-HCl, pH 7.5, 200 mM NaCl, 20 mM MgCl2, 1 mM TCEP) in a 2:1 ratio with mother liquor (0.2 M Tris-HCl, pH 7.5, 0.2 M ammonium sulfate, 30% (w/v) PEG-3350).

Crystal Properties
Matthews coefficient	Solvent content
2.78	55.74

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 81.75	α = 90
b = 81.75	β = 90
c = 172.871	γ = 120

Symmetry
Space Group	P 61 2 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		2012-12-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.2.2	0.999941	ALS	8.2.2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	86.44	100	10.3	9.7	154145	15873			55.9

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.3	2.39					1613

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	1MQ4	2.3	54.79	1.34	15756	1575	99.63	0.2221	0.2179	0.2587	69.63

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
f_dihedral_angle_d	8.9096
f_angle_d	0.5414
f_chiral_restr	0.0394
f_plane_restr	0.0037
f_bond_d	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2055
Nucleic Acid Atoms
Solvent Atoms	6
Heterogen Atoms	32

Software

Software
Software Name	Purpose
iMOSFLM	data reduction
Aimless	data scaling
PHASER	phasing
PHENIX	refinement
Coot	model building

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 R01GM133198.