6B6S

Orthorhombic trypsin cryocooled to 100 K with 50% ethanol as cryoprotectant


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP295Well: 25% PEG 8K, 0.2 M AmSO4, 0.1 M benzamidine Hal, 0.1 M Tris buffer pH 8.0 Protein: 40 mg/mL in water
Crystal Properties
Matthews coefficientSolvent content
2.2445.05

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 54.306α = 90
b = 58.052β = 90
c = 66.247γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDOXFORD ONYX CCD2016-04-19MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SEALED TUBEOXFORD DIFFRACTION NOVA1.54

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
1213.799118.32.9145098.29038845016
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)
122.110.999.8

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 DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE2.0002284301813.21970205821.351923148081446875899.02806297060.1240207745620.1212117585720.17600441921112.9211659726
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_d9.60643655226
f_angle_d0.901778019859
f_chiral_restr0.0582186650756
f_bond_d0.00791021402453
f_plane_restr0.00582091237524
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1629
Nucleic Acid Atoms
Solvent Atoms247
Heterogen Atoms58

Software

Software
Software NamePurpose
CrysalisProdata reduction
SCALAdata scaling
Cootmodel building
PHENIXrefinement