2CCI

Crystal structure of phospho-CDK2 Cyclin A in complex with a peptide containing both the substrate and recruitment sites of CDC6

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1QMZ	PDB ENTRY 1QMZ

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5.6		10-17% (V/V) PEG MONOMETHYLETHER 5000, 0.2 M AMMONIUM SULPHATE AND 0.1 M MES PH 5.0-6.5

Crystal Properties
Matthews coefficient	Solvent content
2.8	55

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 74.42	α = 90
b = 114.389	β = 90
c = 170.709	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		2005-11-12	M	SINGLE WAVELENGTH

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

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	2.7	40	97.6	0.12	10.4	2.2		39629		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	2.7	2.85	98.5		0.31	2.2

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 1QMZ	2.7	94.92	37597	1996	97	0.264	0.261	0.321	RANDOM	37.66

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]
-1.57			0.5		1.07

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.457
r_dihedral_angle_4_deg	17.83
r_dihedral_angle_3_deg	17.13
r_dihedral_angle_1_deg	5.337
r_angle_refined_deg	1.146
r_scangle_it	1.104
r_scbond_it	0.657
r_mcangle_it	0.506
r_nbtor_refined	0.303
r_mcbond_it	0.285
r_symmetry_hbond_refined	0.278
r_nbd_refined	0.2
r_symmetry_vdw_refined	0.179
r_xyhbond_nbd_refined	0.138
r_chiral_restr	0.077
r_bond_refined_d	0.008
r_gen_planes_refined	0.003
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_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	9216
Nucleic Acid Atoms
Solvent Atoms	111
Heterogen Atoms	64

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
MOLREP	phasing