7EEU

Human p53 core domain with hot spot mutation R282W in complex with the natural CDKN1A(p21) p53-response element and Arsenic

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		291	0.1 M Sodium acetate, 0.1 M HEPES pH 8.0, 10% w/v PEG 4000, 2mM EDTA and 2mM As2O3

Crystal Properties
Matthews coefficient	Solvent content
3.14	60.8

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 73.815	α = 89.62
b = 95.575	β = 89.85
c = 99.646	γ = 75.79

Symmetry
Space Group	P 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS EIGER X 9M		2018-08-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	1.03314	APS	19-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	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	2.88	46.32	89.4	0.092	0.107	0.055	0.997	8.5	3.8		52345

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.9	2.99	90.1		0.576	0.667	0.336	0.931		3.9

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	2J1Y	2.9	45.39	47968	2623	84.82	0.2353	0.2337	0.2643	RANDOM	82.75

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]
-86.45	21.77	-7.02	-60.64	9.07	147.09

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.647
r_dihedral_angle_4_deg	19.479
r_dihedral_angle_3_deg	16.376
r_dihedral_angle_1_deg	6.458
r_angle_refined_deg	1.481
r_angle_other_deg	1.481
r_chiral_restr	0.079
r_bond_refined_d	0.012
r_gen_planes_refined	0.01
r_bond_other_d	0.007

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.647
r_dihedral_angle_4_deg	19.479
r_dihedral_angle_3_deg	16.376
r_dihedral_angle_1_deg	6.458
r_angle_refined_deg	1.481
r_angle_other_deg	1.481
r_chiral_restr	0.079
r_bond_refined_d	0.012
r_gen_planes_refined	0.01
r_bond_other_d	0.007
r_gen_planes_other	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	12482
Nucleic Acid Atoms	2460
Solvent Atoms	16
Heterogen Atoms	30

Software

Software
Software Name	Purpose
REFMAC	refinement
Aimless	data scaling
PDB_EXTRACT	data extraction
XDS	data reduction
PHASER	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.