1URW

CDK2 IN COMPLEX WITH AN IMIDAZO[1,2-b]PYRIDAZINE

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7		PROTEIN AT 10MG/ML WELL BUFFER CONTAINING 17.5% PEG3350, 200MM HEPES, PH7.0, 100MM AMMONIUM ACETATE, pH 7.00

Crystal Properties
Matthews coefficient	Solvent content
2.1	42

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 54.169	α = 90
b = 72.876	β = 90
c = 73.351	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 CCD		2001-04-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SRS BEAMLINE PX9.6		SRS	PX9.6

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	1.6	28	85	0.054	13.2	2.2		33057			19

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	1.6	1.69	51.1		0.27	2	1.4

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-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.6	28.03	33057	1646	84.7	0.22	0.253	RANDOM	24.71

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]
0.24			-0.51		0.27

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	23.1
c_scangle_it	2.9
c_mcangle_it	2.12
c_scbond_it	1.98
c_mcbond_it	1.34
c_improper_angle_d	1.27
c_angle_deg	1.2
c_bond_d	0.007
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2154
Nucleic Acid Atoms
Solvent Atoms	210
Heterogen Atoms	32

Software

Software
Software Name	Purpose
CNX	refinement
MOSFLM	data reduction
SCALA	data scaling
AMoRE	phasing