1UMU

STRUCTURE DETERMINATION OF UMUD' BY MAD PHASING OF THE SELENOMETHIONYL PROTEIN


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
15.8THE CRYSTALS WERE GROWN FROM 600MM LISO4, 20MM MGCL2, 100MM CACODYLATE BUFFER PH 5.8, 5MM DTT AT 20C WITH A PROTEIN CONCENTRATION OF 12-15 MG/ML. THE CRYSTALS WERE FROZEN AT 100K IN PARATONE FOR DATA COLLECTION AT THE NSLS X4A BEAMLINE.
Crystal Properties
Matthews coefficientSolvent content
2.2447

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 52.8α = 90
b = 52.8β = 90
c = 160.1γ = 90
Symmetry
Space GroupP 41 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEFUJI1994-08-20M
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X4A0.9871, 0.9794, 0.9792, 0.9686; 0.9793, 0.9791, 0.9686NSLSX4A

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge 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
1320980.06724.975002
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
33.1

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-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMAD METHODTHROUGHOUT2.563701698.90.2070.2070.30324.2
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
x_angle_deg1.8
x_bond_d0.013
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_scangle_it
x_angle_deg_na
x_angle_deg_prot
x_bond_d_na
RMS Deviations
KeyRefinement Restraint Deviation
x_angle_deg1.8
x_bond_d0.013
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_scangle_it
x_angle_deg_na
x_angle_deg_prot
x_bond_d_na
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d
x_improper_angle_d_na
x_improper_angle_d_prot
x_mcbond_it
x_mcangle_it
x_scbond_it
x_dihedral_angle_d
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2129
Nucleic Acid Atoms
Solvent Atoms77
Heterogen Atoms

Software

Software
Software NamePurpose
MADSYSphasing
X-PLORmodel building
X-PLORrefinement
DENZOdata reduction
CCP4data scaling
X-PLORphasing