SMAD4 MH2, residues 272-552


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1YGS 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP8.529325% PEG Smear Broad (mixture of PEG 400, 550 MME, 600, 1000, 2000, 3350, 4000, 5000 MME, 6000, 8000, and 10000), 0.2 M lithium sulfate, 0.1 M HEPES pH 7.2 200 nL sample + 100 nL precipitant solution
Crystal Properties
Matthews coefficientSolvent content
2.5651.96

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 140.863α = 90
b = 140.863β = 90
c = 191.951γ = 90
Symmetry
Space GroupI 41 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6M2021-11-27MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALBA BEAMLINE XALOC0.979ALBAXALOC

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)CC (Half)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
12.0399.60589.80.99510.37.95211136.58
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.0342.15141.10.4841.68.3

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Cut-off Sigma (F)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 DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE2.0399.61.3452098261384.10.19140.19020.19380.21310.215647.31
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
KeyRefinement Restraint Deviation
f_dihedral_angle_d15.1637
f_angle_d0.8349
f_chiral_restr0.0536
f_plane_restr0.0126
f_bond_d0.0085
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5307
Nucleic Acid Atoms
Solvent Atoms225
Heterogen Atoms98

Software

Software
Software NamePurpose
autoPROCdata reduction
XDSdata reduction
Aimlessdata scaling
STARANISOdata scaling
PHASERphasing
PHENIXrefinement