Experiment: 4G83

Crystal Structure of p73 DNA-Binding Domain Tetramer bound to a Full Response-Element

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3VD0

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	298	0.1M BTP, 20% PEG3350 , pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K

Crystal Properties
Matthews coefficient	Solvent content
1.96	37.24

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 141.717	α = 90
b = 96.345	β = 90
c = 34.348	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 QUANTUM 315r	mirror	2012-04-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 5.0.2	0.97	ALS	5.0.2

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	4	50	99.8	0.14	8.88	7.6	8957	5072	2	2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	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)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	3vd0	4	45.61	1.35	5072	4349	202	99.82	0.2443	0.2414	0.251	0.3073	0.3236	68.022

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]
0.48			5.45		-5.92

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	20.914
f_angle_d	3.062
f_chiral_restr	0.1
f_bond_d	0.031
f_plane_restr	0.014

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3094
Nucleic Acid Atoms	410
Solvent Atoms
Heterogen Atoms	2

Software

Software
Software Name	Purpose
PHENIX	refinement
PHASER	phasing
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
HKL-2000	data collection