7A68

proteinase K crystallized from 0.5 M NaNO3


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP293Protein concentration: 10mg/ml. 0,2 M Tris pH 8, 0.5 M NaNO3
Crystal Properties
Matthews coefficientSolvent content
2.1843.53

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 68.32α = 90
b = 68.32β = 90
c = 108.1γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMAR scanner 345 mm plate2017-01-23MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODEBRUKER X8 PROTEUM1.54184

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)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
12.553092.040.1170.135.87494.58092
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.552.690.350.3872

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT2ID82.5528.9763541690.960.14960.14680.1998RANDOM13.707
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]
-0.05-0.050.09
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.103
r_dihedral_angle_4_deg17.624
r_dihedral_angle_3_deg15.466
r_dihedral_angle_1_deg7.165
r_angle_other_deg1.935
r_angle_refined_deg1.827
r_chiral_restr0.065
r_bond_refined_d0.008
r_gen_planes_refined0.006
r_bond_other_d0.001
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.103
r_dihedral_angle_4_deg17.624
r_dihedral_angle_3_deg15.466
r_dihedral_angle_1_deg7.165
r_angle_other_deg1.935
r_angle_refined_deg1.827
r_chiral_restr0.065
r_bond_refined_d0.008
r_gen_planes_refined0.006
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2032
Nucleic Acid Atoms
Solvent Atoms68
Heterogen Atoms2

Software

Software
Software NamePurpose
REFMACrefinement
PDB_EXTRACTdata extraction
iMOSFLMdata reduction
SCALAdata scaling
PHASERphasing