9PE8 | pdb_00009pe8

CDK6 to CDK4 active site surrogate in complex with PF-07220060

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	Other		Internal X-ray structure

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		286.15	Well volume: 50.0 uL Well Ingredients: Salt: 0.2714285714 M (1.357142857 uL of stock 10.0 M) Ammonium Nitrate Precipitant: 9.4545454545 %w/v (9.4545454545 uL of stock 50.0 %w/v) PEG 3350 Buffer: 0.1 M (5.0 uL of stock 1.0 M) MES (pH 6.00) Plate setup temperature: 21 C Plate incubation temperature: 13 C Drop volume from well: 0.3 uL Drop protein volume: 0.3 uL Protein Formulation Composition: Protein: quad mutant (6.80 mg/mL) (0.20 mM) Ligand: PF-7220060 (1.00 mM)

Crystal Properties
Matthews coefficient	Solvent content
2.18	43.48

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 101.27	α = 90
b = 101.27	β = 90
c = 59.45	γ = 90

Symmetry
Space Group	I 4

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	95	PIXEL	DECTRIS PILATUS 12M		2018-11-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 17-ID	1.0	APS	17-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	CC (Half)	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	1.8	29.73	86.07	0.999	16.85	6.7		27991

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.8	1.86			0.653

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.8	29.73	24105	1177	86.1	0.2258	0.2243	0.2151	0.2524	0.2446	RANDOM	38.74

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]
-0.2077			-0.2077		0.4154

RMS Deviations
Key	Refinement Restraint Deviation
t_other_torsion	16.98
t_omega_torsion	2.9
t_angle_deg	0.86
t_bond_d	0.007
t_dihedral_angle_d
t_gen_planes
t_it
t_chiral_improper_torsion
t_ideal_dist_contact

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2131
Nucleic Acid Atoms
Solvent Atoms	177
Heterogen Atoms	32

Software

Software
Software Name	Purpose
BUSTER	refinement
XDS	data reduction
Aimless	data scaling
autoBUSTER	phasing