Porcine Trypsin grown from PEG and Complexed with Crystallization Additives II


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1V6D 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP6.5295Sitting drop vapor diffusion in Cryschem plates. Reservoirs 30% PEG 3350 buffered with 0.1 M HEPES at pH 6.5. Drops 3 ul of reservoir, 2 ul of additive mix ( TACSIMATE, PEG 3350), 3 ul of 40 mg/ml stock protein solution buffered with 0.1 M HEPES pH 6.5.
Crystal Properties
Matthews coefficientSolvent content
2.238.9

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 47.04α = 90
b = 54.01β = 90
c = 77.43γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray295IMAGE PLATERIGAKU2012-06-09MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU1.54

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
11.2726.178.60.04315.93.194437914.47
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.271.290.411.6

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-VALUE1.2723.29143363215982.20.12230.12060.12060.15410.154133.18
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_d21.6134
f_angle_d1.0923
f_chiral_restr0.0861
f_bond_d0.0075
f_plane_restr0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1642
Nucleic Acid Atoms
Solvent Atoms188
Heterogen Atoms404

Software

Software
Software NamePurpose
PHENIXrefinement
d*TREKdata reduction
Aimlessdata scaling
PHASERphasing