3P57

Crystal structure of the p300 TAZ2 domain bound to MEF2 on DNA


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1EGWPDB ENTRY 1EGW

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.828816% PEG 1000, pH 6.8, VAPOR DIFFUSION, HANGING DROP, temperature 288K
Crystal Properties
Matthews coefficientSolvent content
2.3647.95

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 74.846α = 90
b = 90.926β = 90
c = 144.802γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315r2006-12-10MMAD
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 8.2.11ALS8.2.1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
12.093099.90.0870.06127.376579059524
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.092.161000.7090.661.955.2

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTPDB ENTRY 1EGW2.192129.6660.0449213496895.680.22470.21940.2724
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]
-1.2443-0.07681.4876
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d21.607
f_angle_d1.324
f_chiral_restr0.08
f_bond_d0.008
f_plane_restr0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5296
Nucleic Acid Atoms1785
Solvent Atoms262
Heterogen Atoms3

Software

Software
Software NamePurpose
PHENIXrefinement
CNSrefinement
PDB_EXTRACTdata extraction
ADSCdata collection
DENZOdata reduction
SCALEPACKdata scaling