3BHT

Structure of phosphorylated Thr160 CDK2/cyclin A in complex with the inhibitor meriolin 3

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
2.85	56.89

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 74.128	α = 90
b = 133.77	β = 90
c = 147.831	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	ADSC QUANTUM 4		2006-11-29	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-2	0.933	ESRF	ID14-2

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	20	95.5	0.051	16.3			95411	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	2.11	77		0.225	4.8

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	20	95266	4777	95.52	0.183	0.181	0.22	RANDOM	9.6

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]
0.32			-1.17		0.85

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.559
r_dihedral_angle_4_deg	16.982
r_dihedral_angle_3_deg	15.165
r_dihedral_angle_1_deg	5.953
r_scangle_it	2.528
r_scbond_it	1.654
r_angle_refined_deg	1.365
r_mcangle_it	1.093
r_mcbond_it	0.645
r_nbtor_refined	0.304
r_symmetry_vdw_refined	0.207
r_nbd_refined	0.199
r_xyhbond_nbd_refined	0.173
r_symmetry_hbond_refined	0.16
r_chiral_restr	0.117
r_bond_refined_d	0.011
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	8793
Nucleic Acid Atoms
Solvent Atoms	1078
Heterogen Atoms	56

Software

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