3BHU

Structure of phosphorylated Thr160 CDK2/cyclin A in complex with the inhibitor meriolin 5

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	277	ammonium sulphate, potassium chloride, HEPES pH7.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.86	56.96

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 74.146	α = 90
b = 133.957	β = 90
c = 147.837	γ = 90

Symmetry
Space Group	P 21 21 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		2007-07-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ELETTRA BEAMLINE 5.2R	1.0	ELETTRA	5.2R

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	2.3	20	99.3	0.087	11.1			65608	2	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	2.3	2.42	98.3		0.439	3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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		THROUGHOUT	2.3	20	65469	3322	99.15	0.197	0.194	0.24	RANDOM	10.456

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]
0.15			-0.92		0.76

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.958
r_dihedral_angle_4_deg	16.087
r_dihedral_angle_3_deg	15.525
r_dihedral_angle_1_deg	6.561
r_scangle_it	1.656
r_angle_refined_deg	1.316
r_scbond_it	1.033
r_mcangle_it	0.792
r_mcbond_it	0.449
r_nbtor_refined	0.298
r_symmetry_hbond_refined	0.295
r_nbd_refined	0.186
r_symmetry_vdw_refined	0.156
r_xyhbond_nbd_refined	0.137
r_chiral_restr	0.097
r_bond_refined_d	0.008
r_gen_planes_refined	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	8797
Nucleic Acid Atoms
Solvent Atoms	494
Heterogen Atoms	42

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
MAR345	data collection
MOLREP	phasing