Experiment: 1RQF

Structure of CK2 beta subunit crystallized in the presence of a p21WAF1 peptide

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1QF8	PDB ENTRY 1QF8

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	9.2	295	PEG 4000, bicine, magnesium chloride, DTT, isopropanol, pH 9.2, VAPOR DIFFUSION, HANGING DROP, temperature 295.0K

Crystal Properties
Matthews coefficient	Solvent content
2.68	54.14

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 145.422	α = 90
b = 170.626	β = 90
c = 74.546	γ = 90

Symmetry
Space Group	P 21 21 2

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	MARRESEARCH	multilayer	2001-03-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-1	0.9340	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	2.89	11.97	99.3	0.067	7.2	4.2	41529	41256		3	88.3

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)
	2.89	3.08	99.8		0.336	2.2	3.9	6741

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	PDB ENTRY 1QF8	2.89	11.97	41256	41256	2048	100	0.24	0.238	0.2388	0.266	0.2652	shells	80.4

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]

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	21.9
c_angle_deg	1.2
c_improper_angle_d	0.8
c_bond_d	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	11131
Nucleic Acid Atoms
Solvent Atoms	65
Heterogen Atoms	20

Software

Software
Software Name	Purpose
ProDC	data collection
SCALA	data scaling
MOLREP	phasing
CNS	refinement
CCP4	data scaling